Merge "libstagefright: propagate error from allocateNode."
diff --git a/drm/mediadrm/plugins/mock/MockDrmCryptoPlugin.cpp b/drm/mediadrm/plugins/mock/MockDrmCryptoPlugin.cpp
index 9b786c5..851ad2c 100644
--- a/drm/mediadrm/plugins/mock/MockDrmCryptoPlugin.cpp
+++ b/drm/mediadrm/plugins/mock/MockDrmCryptoPlugin.cpp
@@ -56,7 +56,7 @@
return true;
}
- status_t MockDrmFactory::createDrmPlugin(const uint8_t uuid[16], DrmPlugin **plugin)
+ status_t MockDrmFactory::createDrmPlugin(const uint8_t /* uuid */[16], DrmPlugin **plugin)
{
*plugin = new MockDrmPlugin();
return OK;
@@ -68,8 +68,9 @@
return (!memcmp(uuid, mock_uuid, sizeof(mock_uuid)));
}
- status_t MockCryptoFactory::createPlugin(const uint8_t uuid[16], const void *data,
- size_t size, CryptoPlugin **plugin)
+ status_t MockCryptoFactory::createPlugin(const uint8_t /* uuid */[16],
+ const void * /* data */,
+ size_t /* size */, CryptoPlugin **plugin)
{
*plugin = new MockCryptoPlugin();
return OK;
@@ -150,7 +151,7 @@
// Properties used in mock test, set by cts test app returned from mock plugin
// byte[] mock-request -> request
// string mock-default-url -> defaultUrl
- // string mock-key-request-type -> keyRequestType
+ // string mock-keyRequestType -> keyRequestType
index = mByteArrayProperties.indexOfKey(String8("mock-request"));
if (index < 0) {
@@ -266,8 +267,8 @@
return OK;
}
- status_t MockDrmPlugin::getProvisionRequest(String8 const &certType,
- String8 const &certAuthority,
+ status_t MockDrmPlugin::getProvisionRequest(String8 const & /* certType */,
+ String8 const & /* certAuthority */,
Vector<uint8_t> &request,
String8 &defaultUrl)
{
@@ -297,8 +298,8 @@
}
status_t MockDrmPlugin::provideProvisionResponse(Vector<uint8_t> const &response,
- Vector<uint8_t> &certificate,
- Vector<uint8_t> &wrappedKey)
+ Vector<uint8_t> & /* certificate */,
+ Vector<uint8_t> & /* wrappedKey */)
{
Mutex::Autolock lock(mLock);
ALOGD("MockDrmPlugin::provideProvisionResponse(%s)",
@@ -317,7 +318,8 @@
return OK;
}
- status_t MockDrmPlugin::getSecureStop(Vector<uint8_t> const &ssid, Vector<uint8_t> &secureStop)
+ status_t MockDrmPlugin::getSecureStop(Vector<uint8_t> const & /* ssid */,
+ Vector<uint8_t> & secureStop)
{
Mutex::Autolock lock(mLock);
ALOGD("MockDrmPlugin::getSecureStop()");
@@ -439,6 +441,63 @@
pData ? vectorToString(*pData) : "{}");
sendEvent(eventType, extra, pSessionId, pData);
+ } else if (name == "mock-send-expiration-update") {
+ int64_t expiryTimeMS;
+ sscanf(value.string(), "%jd", &expiryTimeMS);
+
+ Vector<uint8_t> const *pSessionId = NULL;
+ ssize_t index = mByteArrayProperties.indexOfKey(String8("mock-event-session-id"));
+ if (index >= 0) {
+ pSessionId = &mByteArrayProperties[index];
+ }
+
+ ALOGD("sending expiration-update from mock drm plugin: %jd %s",
+ expiryTimeMS, pSessionId ? vectorToString(*pSessionId) : "{}");
+
+ sendExpirationUpdate(pSessionId, expiryTimeMS);
+ } else if (name == "mock-send-keys-change") {
+ Vector<uint8_t> const *pSessionId = NULL;
+ ssize_t index = mByteArrayProperties.indexOfKey(String8("mock-event-session-id"));
+ if (index >= 0) {
+ pSessionId = &mByteArrayProperties[index];
+ }
+
+ ALOGD("sending keys-change from mock drm plugin: %s",
+ pSessionId ? vectorToString(*pSessionId) : "{}");
+
+ Vector<DrmPlugin::KeyStatus> keyStatusList;
+ DrmPlugin::KeyStatus keyStatus;
+ uint8_t keyId1[] = {'k', 'e', 'y', '1'};
+ keyStatus.mKeyId.clear();
+ keyStatus.mKeyId.appendArray(keyId1, sizeof(keyId1));
+ keyStatus.mType = DrmPlugin::kKeyStatusType_Usable;
+ keyStatusList.add(keyStatus);
+
+ uint8_t keyId2[] = {'k', 'e', 'y', '2'};
+ keyStatus.mKeyId.clear();
+ keyStatus.mKeyId.appendArray(keyId2, sizeof(keyId2));
+ keyStatus.mType = DrmPlugin::kKeyStatusType_Expired;
+ keyStatusList.add(keyStatus);
+
+ uint8_t keyId3[] = {'k', 'e', 'y', '3'};
+ keyStatus.mKeyId.clear();
+ keyStatus.mKeyId.appendArray(keyId3, sizeof(keyId3));
+ keyStatus.mType = DrmPlugin::kKeyStatusType_OutputNotAllowed;
+ keyStatusList.add(keyStatus);
+
+ uint8_t keyId4[] = {'k', 'e', 'y', '4'};
+ keyStatus.mKeyId.clear();
+ keyStatus.mKeyId.appendArray(keyId4, sizeof(keyId4));
+ keyStatus.mType = DrmPlugin::kKeyStatusType_StatusPending;
+ keyStatusList.add(keyStatus);
+
+ uint8_t keyId5[] = {'k', 'e', 'y', '5'};
+ keyStatus.mKeyId.clear();
+ keyStatus.mKeyId.appendArray(keyId5, sizeof(keyId5));
+ keyStatus.mType = DrmPlugin::kKeyStatusType_InternalError;
+ keyStatusList.add(keyStatus);
+
+ sendKeysChange(pSessionId, &keyStatusList, true);
} else {
mStringProperties.add(name, value);
}
@@ -740,7 +799,7 @@
ssize_t
MockCryptoPlugin::decrypt(bool secure, const uint8_t key[16], const uint8_t iv[16],
Mode mode, const void *srcPtr, const SubSample *subSamples,
- size_t numSubSamples, void *dstPtr, AString *errorDetailMsg)
+ size_t numSubSamples, void *dstPtr, AString * /* errorDetailMsg */)
{
ALOGD("MockCryptoPlugin::decrypt(secure=%d, key=%s, iv=%s, mode=%d, src=%p, "
"subSamples=%s, dst=%p)",
@@ -769,7 +828,7 @@
{
String8 result;
for (size_t i = 0; i < numSubSamples; i++) {
- result.appendFormat("[%zu] {clear:%zu, encrypted:%zu} ", i,
+ result.appendFormat("[%zu] {clear:%u, encrypted:%u} ", i,
subSamples[i].mNumBytesOfClearData,
subSamples[i].mNumBytesOfEncryptedData);
}
diff --git a/include/media/AudioResamplerPublic.h b/include/media/AudioResamplerPublic.h
index b705efa..07d946d 100644
--- a/include/media/AudioResamplerPublic.h
+++ b/include/media/AudioResamplerPublic.h
@@ -17,6 +17,8 @@
#ifndef ANDROID_AUDIO_RESAMPLER_PUBLIC_H
#define ANDROID_AUDIO_RESAMPLER_PUBLIC_H
+#include <stdint.h>
+
// AUDIO_RESAMPLER_DOWN_RATIO_MAX is the maximum ratio between the original
// audio sample rate and the target rate when downsampling,
// as permitted in the audio framework, e.g. AudioTrack and AudioFlinger.
@@ -26,6 +28,22 @@
// TODO: replace with an API
#define AUDIO_RESAMPLER_DOWN_RATIO_MAX 256
+// AUDIO_RESAMPLER_UP_RATIO_MAX is the maximum suggested ratio between the original
+// audio sample rate and the target rate when upsampling. It is loosely enforced by
+// the system. One issue with large upsampling ratios is the approximation by
+// an int32_t of the phase increments, making the resulting sample rate inexact.
+#define AUDIO_RESAMPLER_UP_RATIO_MAX 65536
+
+#define AUDIO_TIMESTRETCH_SPEED_MIN 0.5f
+#define AUDIO_TIMESTRETCH_SPEED_MAX 2.0f
+#define AUDIO_TIMESTRETCH_SPEED_NORMAL 1.0f
+
+#define AUDIO_TIMESTRETCH_PITCH_MIN 0.5f
+#define AUDIO_TIMESTRETCH_PITCH_MAX 2.0f
+#define AUDIO_TIMESTRETCH_PITCH_NORMAL 1.0f
+
+// TODO: Consider putting these inlines into a class scope
+
// Returns the source frames needed to resample to destination frames. This is not a precise
// value and depends on the resampler (and possibly how it handles rounding internally).
// Nevertheless, this should be an upper bound on the requirements of the resampler.
@@ -39,4 +57,24 @@
size_t((uint64_t)dstFramesRequired * srcSampleRate / dstSampleRate + 1 + 1);
}
+// An upper bound for the number of destination frames possible from srcFrames
+// after sample rate conversion. This may be used for buffer sizing.
+static inline size_t destinationFramesPossible(size_t srcFrames, uint32_t srcSampleRate,
+ uint32_t dstSampleRate) {
+ if (srcSampleRate == dstSampleRate) {
+ return srcFrames;
+ }
+ uint64_t dstFrames = (uint64_t)srcFrames * dstSampleRate / srcSampleRate;
+ return dstFrames > 2 ? dstFrames - 2 : 0;
+}
+
+static inline size_t sourceFramesNeededWithTimestretch(
+ uint32_t srcSampleRate, size_t dstFramesRequired, uint32_t dstSampleRate,
+ float speed) {
+ // required is the number of input frames the resampler needs
+ size_t required = sourceFramesNeeded(srcSampleRate, dstFramesRequired, dstSampleRate);
+ // to deliver this, the time stretcher requires:
+ return required * (double)speed + 1 + 1; // accounting for rounding dependencies
+}
+
#endif // ANDROID_AUDIO_RESAMPLER_PUBLIC_H
diff --git a/include/media/AudioTrack.h b/include/media/AudioTrack.h
index e7e0703..a06197f 100644
--- a/include/media/AudioTrack.h
+++ b/include/media/AudioTrack.h
@@ -359,6 +359,21 @@
/* Return current source sample rate in Hz */
uint32_t getSampleRate() const;
+ /* Set source playback rate for timestretch
+ * 1.0 is normal speed: < 1.0 is slower, > 1.0 is faster
+ * 1.0 is normal pitch: < 1.0 is lower pitch, > 1.0 is higher pitch
+ *
+ * AUDIO_TIMESTRETCH_SPEED_MIN <= speed <= AUDIO_TIMESTRETCH_SPEED_MAX
+ * AUDIO_TIMESTRETCH_PITCH_MIN <= pitch <= AUDIO_TIMESTRETCH_PITCH_MAX
+ *
+ * Speed increases the playback rate of media, but does not alter pitch.
+ * Pitch increases the "tonal frequency" of media, but does not affect the playback rate.
+ */
+ status_t setPlaybackRate(float speed, float pitch);
+
+ /* Return current playback rate */
+ void getPlaybackRate(float *speed, float *pitch) const;
+
/* Enables looping and sets the start and end points of looping.
* Only supported for static buffer mode.
*
@@ -719,6 +734,9 @@
// increment mPosition by the delta of mServer, and return new value of mPosition
uint32_t updateAndGetPosition_l();
+ // check sample rate and speed is compatible with AudioTrack
+ bool isSampleRateSpeedAllowed_l(uint32_t sampleRate, float speed) const;
+
// Next 4 fields may be changed if IAudioTrack is re-created, but always != 0
sp<IAudioTrack> mAudioTrack;
sp<IMemory> mCblkMemory;
@@ -730,6 +748,8 @@
float mVolume[2];
float mSendLevel;
mutable uint32_t mSampleRate; // mutable because getSampleRate() can update it
+ float mSpeed; // timestretch: 1.0f for normal speed.
+ float mPitch; // timestretch: 1.0f for normal pitch.
size_t mFrameCount; // corresponds to current IAudioTrack, value is
// reported back by AudioFlinger to the client
size_t mReqFrameCount; // frame count to request the first or next time
diff --git a/include/media/ICrypto.h b/include/media/ICrypto.h
index 07742ca..aa04dbe 100644
--- a/include/media/ICrypto.h
+++ b/include/media/ICrypto.h
@@ -25,6 +25,7 @@
namespace android {
struct AString;
+struct IMemory;
struct ICrypto : public IInterface {
DECLARE_META_INTERFACE(Crypto);
@@ -43,12 +44,14 @@
virtual void notifyResolution(uint32_t width, uint32_t height) = 0;
+ virtual status_t setMediaDrmSession(const Vector<uint8_t> &sessionId) = 0;
+
virtual ssize_t decrypt(
bool secure,
const uint8_t key[16],
const uint8_t iv[16],
CryptoPlugin::Mode mode,
- const void *srcPtr,
+ const sp<IMemory> &sharedBuffer, size_t offset,
const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
void *dstPtr,
AString *errorDetailMsg) = 0;
@@ -61,6 +64,9 @@
virtual status_t onTransact(
uint32_t code, const Parcel &data, Parcel *reply,
uint32_t flags = 0);
+private:
+ void readVector(const Parcel &data, Vector<uint8_t> &vector) const;
+ void writeVector(Parcel *reply, Vector<uint8_t> const &vector) const;
};
} // namespace android
diff --git a/include/media/stagefright/MediaClock.h b/include/media/stagefright/MediaClock.h
index e9c09a1..dd1a809 100644
--- a/include/media/stagefright/MediaClock.h
+++ b/include/media/stagefright/MediaClock.h
@@ -42,6 +42,7 @@
void updateMaxTimeMedia(int64_t maxTimeMediaUs);
void setPlaybackRate(float rate);
+ float getPlaybackRate() const;
// query media time corresponding to real time |realUs|, and save the
// result in |outMediaUs|.
diff --git a/include/media/stagefright/MediaCodec.h b/include/media/stagefright/MediaCodec.h
index d055341..0786fb9 100644
--- a/include/media/stagefright/MediaCodec.h
+++ b/include/media/stagefright/MediaCodec.h
@@ -30,8 +30,10 @@
struct AReplyToken;
struct AString;
struct CodecBase;
-struct ICrypto;
struct IBatteryStats;
+struct ICrypto;
+struct IMemory;
+struct MemoryDealer;
struct SoftwareRenderer;
struct Surface;
@@ -51,7 +53,13 @@
CB_OUTPUT_AVAILABLE = 2,
CB_ERROR = 3,
CB_OUTPUT_FORMAT_CHANGED = 4,
- CB_RESOURCE_RECLAIMED = 5,
+ CB_CODEC_RELEASED = 5,
+ };
+
+ // used by CB_CODEC_RELEASED to tell the upper layer the cause of the release.
+ enum ReleaseReason {
+ REASON_UNKNOWN = 0,
+ REASON_RECLAIMED, // resources reclaimed by resource manager
};
struct BatteryNotifier;
@@ -214,6 +222,7 @@
uint32_t mBufferID;
sp<ABuffer> mData;
sp<ABuffer> mEncryptedData;
+ sp<IMemory> mSharedEncryptedBuffer;
sp<AMessage> mNotify;
sp<AMessage> mFormat;
bool mOwnedByClient;
@@ -232,6 +241,7 @@
sp<AMessage> mOutputFormat;
sp<AMessage> mInputFormat;
sp<AMessage> mCallback;
+ sp<MemoryDealer> mDealer;
bool mBatteryStatNotified;
bool mIsVideo;
diff --git a/include/private/media/AudioTrackShared.h b/include/private/media/AudioTrackShared.h
index 5644428..6cc2e2b 100644
--- a/include/private/media/AudioTrackShared.h
+++ b/include/private/media/AudioTrackShared.h
@@ -25,6 +25,7 @@
#include <utils/Log.h>
#include <utils/RefBase.h>
#include <audio_utils/roundup.h>
+#include <media/AudioResamplerPublic.h>
#include <media/SingleStateQueue.h>
namespace android {
@@ -113,6 +114,14 @@
mPosLoopQueue;
};
+
+struct AudioTrackPlaybackRate {
+ float mSpeed;
+ float mPitch;
+};
+
+typedef SingleStateQueue<AudioTrackPlaybackRate> AudioTrackPlaybackRateQueue;
+
// ----------------------------------------------------------------------------
// Important: do not add any virtual methods, including ~
@@ -159,6 +168,8 @@
uint32_t mSampleRate; // AudioTrack only: client's requested sample rate in Hz
// or 0 == default. Write-only client, read-only server.
+ AudioTrackPlaybackRateQueue::Shared mPlaybackRateQueue;
+
// client write-only, server read-only
uint16_t mSendLevel; // Fixed point U4.12 so 0x1000 means 1.0
@@ -313,7 +324,8 @@
AudioTrackClientProxy(audio_track_cblk_t* cblk, void *buffers, size_t frameCount,
size_t frameSize, bool clientInServer = false)
: ClientProxy(cblk, buffers, frameCount, frameSize, true /*isOut*/,
- clientInServer) { }
+ clientInServer),
+ mPlaybackRateMutator(&cblk->mPlaybackRateQueue) { }
virtual ~AudioTrackClientProxy() { }
// No barriers on the following operations, so the ordering of loads/stores
@@ -333,6 +345,13 @@
mCblk->mSampleRate = sampleRate;
}
+ void setPlaybackRate(float speed, float pitch) {
+ AudioTrackPlaybackRate playbackRate;
+ playbackRate.mSpeed = speed;
+ playbackRate.mPitch = pitch;
+ mPlaybackRateMutator.push(playbackRate);
+ }
+
virtual void flush();
virtual uint32_t getUnderrunFrames() const {
@@ -344,6 +363,9 @@
bool getStreamEndDone() const;
status_t waitStreamEndDone(const struct timespec *requested);
+
+private:
+ AudioTrackPlaybackRateQueue::Mutator mPlaybackRateMutator;
};
class StaticAudioTrackClientProxy : public AudioTrackClientProxy {
@@ -458,8 +480,11 @@
public:
AudioTrackServerProxy(audio_track_cblk_t* cblk, void *buffers, size_t frameCount,
size_t frameSize, bool clientInServer = false, uint32_t sampleRate = 0)
- : ServerProxy(cblk, buffers, frameCount, frameSize, true /*isOut*/, clientInServer) {
+ : ServerProxy(cblk, buffers, frameCount, frameSize, true /*isOut*/, clientInServer),
+ mPlaybackRateObserver(&cblk->mPlaybackRateQueue) {
mCblk->mSampleRate = sampleRate;
+ mPlaybackRate.mSpeed = AUDIO_TIMESTRETCH_SPEED_NORMAL;
+ mPlaybackRate.mPitch = AUDIO_TIMESTRETCH_PITCH_NORMAL;
}
protected:
virtual ~AudioTrackServerProxy() { }
@@ -493,6 +518,13 @@
// Return the total number of frames that AudioFlinger has obtained and released
virtual size_t framesReleased() const { return mCblk->mServer; }
+
+ // Return the playback speed and pitch read atomically. Not multi-thread safe on server side.
+ void getPlaybackRate(float *speed, float *pitch);
+
+private:
+ AudioTrackPlaybackRate mPlaybackRate; // last observed playback rate
+ AudioTrackPlaybackRateQueue::Observer mPlaybackRateObserver;
};
class StaticAudioTrackServerProxy : public AudioTrackServerProxy {
diff --git a/media/libmedia/AudioRecord.cpp b/media/libmedia/AudioRecord.cpp
index 100a914..f4cdde2 100644
--- a/media/libmedia/AudioRecord.cpp
+++ b/media/libmedia/AudioRecord.cpp
@@ -189,13 +189,9 @@
}
// validate parameters
- if (!audio_is_valid_format(format)) {
- ALOGE("Invalid format %#x", format);
- return BAD_VALUE;
- }
- // Temporary restriction: AudioFlinger currently supports 16-bit PCM only
- if (format != AUDIO_FORMAT_PCM_16_BIT) {
- ALOGE("Format %#x is not supported", format);
+ // AudioFlinger capture only supports linear PCM
+ if (!audio_is_valid_format(format) || !audio_is_linear_pcm(format)) {
+ ALOGE("Format %#x is not linear pcm", format);
return BAD_VALUE;
}
mFormat = format;
diff --git a/media/libmedia/AudioTrack.cpp b/media/libmedia/AudioTrack.cpp
index 9e9ec5b..89138e2 100644
--- a/media/libmedia/AudioTrack.cpp
+++ b/media/libmedia/AudioTrack.cpp
@@ -56,6 +56,24 @@
return convertTimespecToUs(tv);
}
+// Must match similar computation in createTrack_l in Threads.cpp.
+// TODO: Move to a common library
+static size_t calculateMinFrameCount(
+ uint32_t afLatencyMs, uint32_t afFrameCount, uint32_t afSampleRate,
+ uint32_t sampleRate, float speed)
+{
+ // Ensure that buffer depth covers at least audio hardware latency
+ uint32_t minBufCount = afLatencyMs / ((1000 * afFrameCount) / afSampleRate);
+ if (minBufCount < 2) {
+ minBufCount = 2;
+ }
+ ALOGV("calculateMinFrameCount afLatency %u afFrameCount %u afSampleRate %u "
+ "sampleRate %u speed %f minBufCount: %u",
+ afLatencyMs, afFrameCount, afSampleRate, sampleRate, speed, minBufCount);
+ return minBufCount * sourceFramesNeededWithTimestretch(
+ sampleRate, afFrameCount, afSampleRate, speed);
+}
+
// static
status_t AudioTrack::getMinFrameCount(
size_t* frameCount,
@@ -94,13 +112,10 @@
return status;
}
- // Ensure that buffer depth covers at least audio hardware latency
- uint32_t minBufCount = afLatency / ((1000 * afFrameCount) / afSampleRate);
- if (minBufCount < 2) {
- minBufCount = 2;
- }
+ // When called from createTrack, speed is 1.0f (normal speed).
+ // This is rechecked again on setting playback rate (TODO: on setting sample rate, too).
+ *frameCount = calculateMinFrameCount(afLatency, afFrameCount, afSampleRate, sampleRate, 1.0f);
- *frameCount = minBufCount * sourceFramesNeeded(sampleRate, afFrameCount, afSampleRate);
// The formula above should always produce a non-zero value under normal circumstances:
// AudioTrack.SAMPLE_RATE_HZ_MIN <= sampleRate <= AudioTrack.SAMPLE_RATE_HZ_MAX.
// Return error in the unlikely event that it does not, as that's part of the API contract.
@@ -109,8 +124,8 @@
streamType, sampleRate);
return BAD_VALUE;
}
- ALOGV("getMinFrameCount=%zu: afFrameCount=%zu, minBufCount=%u, afSampleRate=%u, afLatency=%u",
- *frameCount, afFrameCount, minBufCount, afSampleRate, afLatency);
+ ALOGV("getMinFrameCount=%zu: afFrameCount=%zu, afSampleRate=%u, afLatency=%u",
+ *frameCount, afFrameCount, afSampleRate, afLatency);
return NO_ERROR;
}
@@ -360,6 +375,8 @@
return BAD_VALUE;
}
mSampleRate = sampleRate;
+ mSpeed = AUDIO_TIMESTRETCH_SPEED_NORMAL;
+ mPitch = AUDIO_TIMESTRETCH_PITCH_NORMAL;
// Make copy of input parameter offloadInfo so that in the future:
// (a) createTrack_l doesn't need it as an input parameter
@@ -689,6 +706,7 @@
if (rate == 0 || rate > afSamplingRate * AUDIO_RESAMPLER_DOWN_RATIO_MAX) {
return BAD_VALUE;
}
+ // TODO: Should we also check if the buffer size is compatible?
mSampleRate = rate;
mProxy->setSampleRate(rate);
@@ -719,6 +737,42 @@
return mSampleRate;
}
+status_t AudioTrack::setPlaybackRate(float speed, float pitch)
+{
+ if (speed < AUDIO_TIMESTRETCH_SPEED_MIN
+ || speed > AUDIO_TIMESTRETCH_SPEED_MAX
+ || pitch < AUDIO_TIMESTRETCH_PITCH_MIN
+ || pitch > AUDIO_TIMESTRETCH_PITCH_MAX) {
+ return BAD_VALUE;
+ }
+ AutoMutex lock(mLock);
+ if (speed == mSpeed && pitch == mPitch) {
+ return NO_ERROR;
+ }
+ if (mIsTimed || isOffloadedOrDirect_l()) {
+ return INVALID_OPERATION;
+ }
+ if (mFlags & AUDIO_OUTPUT_FLAG_FAST) {
+ return INVALID_OPERATION;
+ }
+ // Check if the buffer size is compatible.
+ if (!isSampleRateSpeedAllowed_l(mSampleRate, speed)) {
+ ALOGV("setPlaybackRate(%f, %f) failed", speed, pitch);
+ return BAD_VALUE;
+ }
+ mSpeed = speed;
+ mPitch = pitch;
+ mProxy->setPlaybackRate(speed, pitch);
+ return NO_ERROR;
+}
+
+void AudioTrack::getPlaybackRate(float *speed, float *pitch) const
+{
+ AutoMutex lock(mLock);
+ *speed = mSpeed;
+ *pitch = mPitch;
+}
+
status_t AudioTrack::setLoop(uint32_t loopStart, uint32_t loopEnd, int loopCount)
{
if (mSharedBuffer == 0 || mIsTimed || isOffloadedOrDirect()) {
@@ -1086,8 +1140,16 @@
// there _is_ a frameCount parameter. We silently ignore it.
frameCount = mSharedBuffer->size() / mFrameSize;
} else {
- // For fast and normal streaming tracks,
- // the frame count calculations and checks are done by server
+ // For fast tracks the frame count calculations and checks are done by server
+
+ if ((mFlags & AUDIO_OUTPUT_FLAG_FAST) == 0) {
+ // for normal tracks precompute the frame count based on speed.
+ const size_t minFrameCount = calculateMinFrameCount(
+ afLatency, afFrameCount, afSampleRate, mSampleRate, mSpeed);
+ if (frameCount < minFrameCount) {
+ frameCount = minFrameCount;
+ }
+ }
}
IAudioFlinger::track_flags_t trackFlags = IAudioFlinger::TRACK_DEFAULT;
@@ -1230,6 +1292,7 @@
}
mAudioTrack->attachAuxEffect(mAuxEffectId);
+ // FIXME doesn't take into account speed or future sample rate changes (until restoreTrack)
// FIXME don't believe this lie
mLatency = afLatency + (1000*frameCount) / mSampleRate;
@@ -1255,6 +1318,7 @@
mProxy->setSendLevel(mSendLevel);
mProxy->setSampleRate(mSampleRate);
+ mProxy->setPlaybackRate(mSpeed, mPitch);
mProxy->setMinimum(mNotificationFramesAct);
mDeathNotifier = new DeathNotifier(this);
@@ -1617,6 +1681,7 @@
// Cache other fields that will be needed soon
uint32_t sampleRate = mSampleRate;
+ float speed = mSpeed;
uint32_t notificationFrames = mNotificationFramesAct;
if (mRefreshRemaining) {
mRefreshRemaining = false;
@@ -1745,7 +1810,7 @@
if (minFrames != (uint32_t) ~0) {
// This "fudge factor" avoids soaking CPU, and compensates for late progress by server
static const nsecs_t kFudgeNs = 10000000LL; // 10 ms
- ns = ((minFrames * 1000000000LL) / sampleRate) + kFudgeNs;
+ ns = ((double)minFrames * 1000000000) / ((double)sampleRate * speed) + kFudgeNs;
}
// If not supplying data by EVENT_MORE_DATA, then we're done
@@ -1786,7 +1851,8 @@
if (mRetryOnPartialBuffer && !isOffloaded()) {
mRetryOnPartialBuffer = false;
if (avail < mRemainingFrames) {
- int64_t myns = ((mRemainingFrames - avail) * 1100000000LL) / sampleRate;
+ int64_t myns = ((double)(mRemainingFrames - avail) * 1100000000)
+ / ((double)sampleRate * speed);
if (ns < 0 || myns < ns) {
ns = myns;
}
@@ -1841,7 +1907,7 @@
// that total to a sum == notificationFrames.
if (0 < misalignment && misalignment <= mRemainingFrames) {
mRemainingFrames = misalignment;
- return (mRemainingFrames * 1100000000LL) / sampleRate;
+ return ((double)mRemainingFrames * 1100000000) / ((double)sampleRate * speed);
}
#endif
@@ -1936,6 +2002,41 @@
return mPosition += (uint32_t) delta;
}
+bool AudioTrack::isSampleRateSpeedAllowed_l(uint32_t sampleRate, float speed) const
+{
+ // applicable for mixing tracks only (not offloaded or direct)
+ if (mStaticProxy != 0) {
+ return true; // static tracks do not have issues with buffer sizing.
+ }
+ status_t status;
+ uint32_t afLatency;
+ status = AudioSystem::getLatency(mOutput, &afLatency);
+ if (status != NO_ERROR) {
+ ALOGE("getLatency(%d) failed status %d", mOutput, status);
+ return false;
+ }
+
+ size_t afFrameCount;
+ status = AudioSystem::getFrameCount(mOutput, &afFrameCount);
+ if (status != NO_ERROR) {
+ ALOGE("getFrameCount(output=%d) status %d", mOutput, status);
+ return false;
+ }
+
+ uint32_t afSampleRate;
+ status = AudioSystem::getSamplingRate(mOutput, &afSampleRate);
+ if (status != NO_ERROR) {
+ ALOGE("getSamplingRate(output=%d) status %d", mOutput, status);
+ return false;
+ }
+
+ const size_t minFrameCount =
+ calculateMinFrameCount(afLatency, afFrameCount, afSampleRate, sampleRate, speed);
+ ALOGV("isSampleRateSpeedAllowed_l mFrameCount %zu minFrameCount %zu",
+ mFrameCount, minFrameCount);
+ return mFrameCount >= minFrameCount;
+}
+
status_t AudioTrack::setParameters(const String8& keyValuePairs)
{
AutoMutex lock(mLock);
@@ -2001,7 +2102,8 @@
return WOULD_BLOCK; // stale timestamp time, occurs before start.
}
const int64_t deltaTimeUs = timestampTimeUs - mStartUs;
- const int64_t deltaPositionByUs = timestamp.mPosition * 1000000LL / mSampleRate;
+ const int64_t deltaPositionByUs = (double)timestamp.mPosition * 1000000
+ / ((double)mSampleRate * mSpeed);
if (deltaPositionByUs > deltaTimeUs + kTimeJitterUs) {
// Verify that the counter can't count faster than the sample rate
@@ -2088,7 +2190,8 @@
snprintf(buffer, 255, " format(%d), channel count(%d), frame count(%zu)\n", mFormat,
mChannelCount, mFrameCount);
result.append(buffer);
- snprintf(buffer, 255, " sample rate(%u), status(%d)\n", mSampleRate, mStatus);
+ snprintf(buffer, 255, " sample rate(%u), speed(%f), status(%d)\n",
+ mSampleRate, mSpeed, mStatus);
result.append(buffer);
snprintf(buffer, 255, " state(%d), latency (%d)\n", mState, mLatency);
result.append(buffer);
diff --git a/media/libmedia/AudioTrackShared.cpp b/media/libmedia/AudioTrackShared.cpp
index 6d5f1af..ba67b40 100644
--- a/media/libmedia/AudioTrackShared.cpp
+++ b/media/libmedia/AudioTrackShared.cpp
@@ -793,6 +793,16 @@
(void) android_atomic_or(CBLK_UNDERRUN, &cblk->mFlags);
}
+void AudioTrackServerProxy::getPlaybackRate(float *speed, float *pitch)
+{ // do not call from multiple threads without holding lock
+ AudioTrackPlaybackRate playbackRate;
+ if (mPlaybackRateObserver.poll(playbackRate)) {
+ mPlaybackRate = playbackRate;
+ }
+ *speed = mPlaybackRate.mSpeed;
+ *pitch = mPlaybackRate.mPitch;
+}
+
// ---------------------------------------------------------------------------
StaticAudioTrackServerProxy::StaticAudioTrackServerProxy(audio_track_cblk_t* cblk, void *buffers,
diff --git a/media/libmedia/ICrypto.cpp b/media/libmedia/ICrypto.cpp
index c26c5bf..9246a7c 100644
--- a/media/libmedia/ICrypto.cpp
+++ b/media/libmedia/ICrypto.cpp
@@ -19,6 +19,7 @@
#include <utils/Log.h>
#include <binder/Parcel.h>
+#include <binder/IMemory.h>
#include <media/ICrypto.h>
#include <media/stagefright/MediaErrors.h>
#include <media/stagefright/foundation/ADebug.h>
@@ -34,6 +35,7 @@
REQUIRES_SECURE_COMPONENT,
DECRYPT,
NOTIFY_RESOLUTION,
+ SET_MEDIADRM_SESSION,
};
struct BpCrypto : public BpInterface<ICrypto> {
@@ -97,7 +99,7 @@
const uint8_t key[16],
const uint8_t iv[16],
CryptoPlugin::Mode mode,
- const void *srcPtr,
+ const sp<IMemory> &sharedBuffer, size_t offset,
const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
void *dstPtr,
AString *errorDetailMsg) {
@@ -126,7 +128,8 @@
}
data.writeInt32(totalSize);
- data.write(srcPtr, totalSize);
+ data.writeStrongBinder(IInterface::asBinder(sharedBuffer));
+ data.writeInt32(offset);
data.writeInt32(numSubSamples);
data.write(subSamples, sizeof(CryptoPlugin::SubSample) * numSubSamples);
@@ -159,7 +162,28 @@
remote()->transact(NOTIFY_RESOLUTION, data, &reply);
}
+ virtual status_t setMediaDrmSession(const Vector<uint8_t> &sessionId) {
+ Parcel data, reply;
+ data.writeInterfaceToken(ICrypto::getInterfaceDescriptor());
+
+ writeVector(data, sessionId);
+ remote()->transact(SET_MEDIADRM_SESSION, data, &reply);
+
+ return reply.readInt32();
+ }
+
private:
+ void readVector(Parcel &reply, Vector<uint8_t> &vector) const {
+ uint32_t size = reply.readInt32();
+ vector.insertAt((size_t)0, size);
+ reply.read(vector.editArray(), size);
+ }
+
+ void writeVector(Parcel &data, Vector<uint8_t> const &vector) const {
+ data.writeInt32(vector.size());
+ data.write(vector.array(), vector.size());
+ }
+
DISALLOW_EVIL_CONSTRUCTORS(BpCrypto);
};
@@ -167,6 +191,17 @@
////////////////////////////////////////////////////////////////////////////////
+void BnCrypto::readVector(const Parcel &data, Vector<uint8_t> &vector) const {
+ uint32_t size = data.readInt32();
+ vector.insertAt((size_t)0, size);
+ data.read(vector.editArray(), size);
+}
+
+void BnCrypto::writeVector(Parcel *reply, Vector<uint8_t> const &vector) const {
+ reply->writeInt32(vector.size());
+ reply->write(vector.array(), vector.size());
+}
+
status_t BnCrypto::onTransact(
uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) {
switch (code) {
@@ -245,8 +280,9 @@
data.read(iv, sizeof(iv));
size_t totalSize = data.readInt32();
- void *srcData = malloc(totalSize);
- data.read(srcData, totalSize);
+ sp<IMemory> sharedBuffer =
+ interface_cast<IMemory>(data.readStrongBinder());
+ int32_t offset = data.readInt32();
int32_t numSubSamples = data.readInt32();
@@ -265,15 +301,21 @@
}
AString errorDetailMsg;
- ssize_t result = decrypt(
+ ssize_t result;
+
+ if (offset + totalSize > sharedBuffer->size()) {
+ result = -EINVAL;
+ } else {
+ result = decrypt(
secure,
key,
iv,
mode,
- srcData,
+ sharedBuffer, offset,
subSamples, numSubSamples,
dstPtr,
&errorDetailMsg);
+ }
reply->writeInt32(result);
@@ -294,9 +336,6 @@
delete[] subSamples;
subSamples = NULL;
- free(srcData);
- srcData = NULL;
-
return OK;
}
@@ -311,6 +350,15 @@
return OK;
}
+ case SET_MEDIADRM_SESSION:
+ {
+ CHECK_INTERFACE(IDrm, data, reply);
+ Vector<uint8_t> sessionId;
+ readVector(data, sessionId);
+ reply->writeInt32(setMediaDrmSession(sessionId));
+ return OK;
+ }
+
default:
return BBinder::onTransact(code, data, reply, flags);
}
diff --git a/media/libmediaplayerservice/Crypto.cpp b/media/libmediaplayerservice/Crypto.cpp
index 8ee7c0b..f639193 100644
--- a/media/libmediaplayerservice/Crypto.cpp
+++ b/media/libmediaplayerservice/Crypto.cpp
@@ -22,6 +22,7 @@
#include "Crypto.h"
+#include <binder/IMemory.h>
#include <media/hardware/CryptoAPI.h>
#include <media/stagefright/foundation/ADebug.h>
#include <media/stagefright/foundation/AString.h>
@@ -238,7 +239,7 @@
const uint8_t key[16],
const uint8_t iv[16],
CryptoPlugin::Mode mode,
- const void *srcPtr,
+ const sp<IMemory> &sharedBuffer, size_t offset,
const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
void *dstPtr,
AString *errorDetailMsg) {
@@ -252,6 +253,8 @@
return -EINVAL;
}
+ const void *srcPtr = static_cast<uint8_t *>(sharedBuffer->pointer()) + offset;
+
return mPlugin->decrypt(
secure, key, iv, mode, srcPtr, subSamples, numSubSamples, dstPtr,
errorDetailMsg);
@@ -265,4 +268,14 @@
}
}
+status_t Crypto::setMediaDrmSession(const Vector<uint8_t> &sessionId) {
+ Mutex::Autolock autoLock(mLock);
+
+ status_t result = NO_INIT;
+ if (mInitCheck == OK && mPlugin != NULL) {
+ result = mPlugin->setMediaDrmSession(sessionId);
+ }
+ return result;
+}
+
} // namespace android
diff --git a/media/libmediaplayerservice/Crypto.h b/media/libmediaplayerservice/Crypto.h
index 0037c2e..99ea95d 100644
--- a/media/libmediaplayerservice/Crypto.h
+++ b/media/libmediaplayerservice/Crypto.h
@@ -47,12 +47,14 @@
virtual void notifyResolution(uint32_t width, uint32_t height);
+ virtual status_t setMediaDrmSession(const Vector<uint8_t> &sessionId);
+
virtual ssize_t decrypt(
bool secure,
const uint8_t key[16],
const uint8_t iv[16],
CryptoPlugin::Mode mode,
- const void *srcPtr,
+ const sp<IMemory> &sharedBuffer, size_t offset,
const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
void *dstPtr,
AString *errorDetailMsg);
diff --git a/media/libmediaplayerservice/Drm.cpp b/media/libmediaplayerservice/Drm.cpp
index 49e01d1..62cf3e5 100644
--- a/media/libmediaplayerservice/Drm.cpp
+++ b/media/libmediaplayerservice/Drm.cpp
@@ -136,25 +136,57 @@
if (listener != NULL) {
Parcel obj;
- if (sessionId && sessionId->size()) {
- obj.writeInt32(sessionId->size());
- obj.write(sessionId->array(), sessionId->size());
- } else {
- obj.writeInt32(0);
- }
-
- if (data && data->size()) {
- obj.writeInt32(data->size());
- obj.write(data->array(), data->size());
- } else {
- obj.writeInt32(0);
- }
+ writeByteArray(obj, sessionId);
+ writeByteArray(obj, data);
Mutex::Autolock lock(mNotifyLock);
listener->notify(eventType, extra, &obj);
}
}
+void Drm::sendExpirationUpdate(Vector<uint8_t> const *sessionId,
+ int64_t expiryTimeInMS)
+{
+ mEventLock.lock();
+ sp<IDrmClient> listener = mListener;
+ mEventLock.unlock();
+
+ if (listener != NULL) {
+ Parcel obj;
+ writeByteArray(obj, sessionId);
+ obj.writeInt64(expiryTimeInMS);
+
+ Mutex::Autolock lock(mNotifyLock);
+ listener->notify(DrmPlugin::kDrmPluginEventExpirationUpdate, 0, &obj);
+ }
+}
+
+void Drm::sendKeysChange(Vector<uint8_t> const *sessionId,
+ Vector<DrmPlugin::KeyStatus> const *keyStatusList,
+ bool hasNewUsableKey)
+{
+ mEventLock.lock();
+ sp<IDrmClient> listener = mListener;
+ mEventLock.unlock();
+
+ if (listener != NULL) {
+ Parcel obj;
+ writeByteArray(obj, sessionId);
+
+ size_t nkeys = keyStatusList->size();
+ obj.writeInt32(keyStatusList->size());
+ for (size_t i = 0; i < nkeys; ++i) {
+ const DrmPlugin::KeyStatus *keyStatus = &keyStatusList->itemAt(i);
+ writeByteArray(obj, &keyStatus->mKeyId);
+ obj.writeInt32(keyStatus->mType);
+ }
+ obj.writeInt32(hasNewUsableKey);
+
+ Mutex::Autolock lock(mNotifyLock);
+ listener->notify(DrmPlugin::kDrmPluginEventKeysChange, 0, &obj);
+ }
+}
+
/*
* Search the plugins directory for a plugin that supports the scheme
* specified by uuid
@@ -756,4 +788,14 @@
closeFactory();
}
+void Drm::writeByteArray(Parcel &obj, Vector<uint8_t> const *array)
+{
+ if (array && array->size()) {
+ obj.writeInt32(array->size());
+ obj.write(array->array(), array->size());
+ } else {
+ obj.writeInt32(0);
+ }
+}
+
} // namespace android
diff --git a/media/libmediaplayerservice/Drm.h b/media/libmediaplayerservice/Drm.h
index 7e8f246..1591738 100644
--- a/media/libmediaplayerservice/Drm.h
+++ b/media/libmediaplayerservice/Drm.h
@@ -133,6 +133,13 @@
Vector<uint8_t> const *sessionId,
Vector<uint8_t> const *data);
+ virtual void sendExpirationUpdate(Vector<uint8_t> const *sessionId,
+ int64_t expiryTimeInMS);
+
+ virtual void sendKeysChange(Vector<uint8_t> const *sessionId,
+ Vector<DrmPlugin::KeyStatus> const *keyStatusList,
+ bool hasNewUsableKey);
+
virtual void binderDied(const wp<IBinder> &the_late_who);
private:
@@ -157,7 +164,7 @@
void findFactoryForScheme(const uint8_t uuid[16]);
bool loadLibraryForScheme(const String8 &path, const uint8_t uuid[16]);
void closeFactory();
-
+ void writeByteArray(Parcel &obj, Vector<uint8_t> const *array);
DISALLOW_EVIL_CONSTRUCTORS(Drm);
};
diff --git a/media/libstagefright/ESDS.cpp b/media/libstagefright/ESDS.cpp
index 427bf7b..8fbb57c 100644
--- a/media/libstagefright/ESDS.cpp
+++ b/media/libstagefright/ESDS.cpp
@@ -136,6 +136,8 @@
--size;
if (streamDependenceFlag) {
+ if (size < 2)
+ return ERROR_MALFORMED;
offset += 2;
size -= 2;
}
@@ -145,11 +147,15 @@
return ERROR_MALFORMED;
}
unsigned URLlength = mData[offset];
+ if (URLlength >= size)
+ return ERROR_MALFORMED;
offset += URLlength + 1;
size -= URLlength + 1;
}
if (OCRstreamFlag) {
+ if (size < 2)
+ return ERROR_MALFORMED;
offset += 2;
size -= 2;
diff --git a/media/libstagefright/MPEG4Extractor.cpp b/media/libstagefright/MPEG4Extractor.cpp
index d0f42cc..f7fa2b6 100644
--- a/media/libstagefright/MPEG4Extractor.cpp
+++ b/media/libstagefright/MPEG4Extractor.cpp
@@ -874,6 +874,9 @@
}
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->sampleTable = new SampleTable(mDataSource);
}
@@ -1028,6 +1031,10 @@
}
original_fourcc = ntohl(original_fourcc);
ALOGV("read original format: %d", original_fourcc);
+
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setCString(kKeyMIMEType, FourCC2MIME(original_fourcc));
uint32_t num_channels = 0;
uint32_t sample_rate = 0;
@@ -1083,6 +1090,9 @@
return ERROR_IO;
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setInt32(kKeyCryptoMode, defaultAlgorithmId);
mLastTrack->meta->setInt32(kKeyCryptoDefaultIVSize, defaultIVSize);
mLastTrack->meta->setData(kKeyCryptoKey, 'tenc', defaultKeyId, 16);
@@ -1168,6 +1178,11 @@
return ERROR_IO;
}
+ if (!timescale) {
+ ALOGE("timescale should not be ZERO.");
+ return ERROR_MALFORMED;
+ }
+
mLastTrack->timescale = ntohl(timescale);
// 14496-12 says all ones means indeterminate, but some files seem to use
@@ -1193,7 +1208,7 @@
duration = ntohl(duration32);
}
}
- if (duration != 0) {
+ if (duration != 0 && mLastTrack->timescale != 0) {
mLastTrack->meta->setInt64(
kKeyDuration, (duration * 1000000) / mLastTrack->timescale);
}
@@ -1257,6 +1272,10 @@
// display the timed text.
// For encrypted files, there may also be more than one entry.
const char *mime;
+
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
CHECK(mLastTrack->meta->findCString(kKeyMIMEType, &mime));
if (strcasecmp(mime, MEDIA_MIMETYPE_TEXT_3GPP) &&
strcasecmp(mime, "application/octet-stream")) {
@@ -1303,6 +1322,9 @@
uint16_t sample_size = U16_AT(&buffer[18]);
uint32_t sample_rate = U32_AT(&buffer[24]) >> 16;
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
if (chunk_type != FOURCC('e', 'n', 'c', 'a')) {
// if the chunk type is enca, we'll get the type from the sinf/frma box later
mLastTrack->meta->setCString(kKeyMIMEType, FourCC2MIME(chunk_type));
@@ -1364,6 +1386,9 @@
// printf("*** coding='%s' width=%d height=%d\n",
// chunk, width, height);
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
if (chunk_type != FOURCC('e', 'n', 'c', 'v')) {
// if the chunk type is encv, we'll get the type from the sinf/frma box later
mLastTrack->meta->setCString(kKeyMIMEType, FourCC2MIME(chunk_type));
@@ -1389,6 +1414,9 @@
case FOURCC('s', 't', 'c', 'o'):
case FOURCC('c', 'o', '6', '4'):
{
+ if ((mLastTrack == NULL) || (mLastTrack->sampleTable == NULL))
+ return ERROR_MALFORMED;
+
status_t err =
mLastTrack->sampleTable->setChunkOffsetParams(
chunk_type, data_offset, chunk_data_size);
@@ -1404,6 +1432,9 @@
case FOURCC('s', 't', 's', 'c'):
{
+ if ((mLastTrack == NULL) || (mLastTrack->sampleTable == NULL))
+ return ERROR_MALFORMED;
+
status_t err =
mLastTrack->sampleTable->setSampleToChunkParams(
data_offset, chunk_data_size);
@@ -1420,6 +1451,9 @@
case FOURCC('s', 't', 's', 'z'):
case FOURCC('s', 't', 'z', '2'):
{
+ if ((mLastTrack == NULL) || (mLastTrack->sampleTable == NULL))
+ return ERROR_MALFORMED;
+
status_t err =
mLastTrack->sampleTable->setSampleSizeParams(
chunk_type, data_offset, chunk_data_size);
@@ -1489,6 +1523,9 @@
case FOURCC('s', 't', 't', 's'):
{
+ if ((mLastTrack == NULL) || (mLastTrack->sampleTable == NULL))
+ return ERROR_MALFORMED;
+
*offset += chunk_size;
status_t err =
@@ -1504,6 +1541,9 @@
case FOURCC('c', 't', 't', 's'):
{
+ if ((mLastTrack == NULL) || (mLastTrack->sampleTable == NULL))
+ return ERROR_MALFORMED;
+
*offset += chunk_size;
status_t err =
@@ -1519,6 +1559,9 @@
case FOURCC('s', 't', 's', 's'):
{
+ if ((mLastTrack == NULL) || (mLastTrack->sampleTable == NULL))
+ return ERROR_MALFORMED;
+
*offset += chunk_size;
status_t err =
@@ -1591,6 +1634,9 @@
return ERROR_MALFORMED;
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setData(
kKeyESDS, kTypeESDS, &buffer[4], chunk_data_size - 4);
@@ -1623,6 +1669,9 @@
return ERROR_IO;
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setData(
kKeyAVCC, kTypeAVCC, buffer->data(), chunk_data_size);
@@ -1637,6 +1686,9 @@
return ERROR_IO;
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setData(
kKeyHVCC, kTypeHVCC, buffer->data(), chunk_data_size);
@@ -1670,6 +1722,9 @@
return ERROR_IO;
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setData(kKeyD263, kTypeD263, buffer, chunk_data_size);
break;
@@ -1767,7 +1822,7 @@
}
duration = d32;
}
- if (duration != 0) {
+ if (duration != 0 && mHeaderTimescale != 0) {
mFileMetaData->setInt64(kKeyDuration, duration * 1000000 / mHeaderTimescale);
}
@@ -1816,7 +1871,7 @@
return ERROR_MALFORMED;
}
- if (duration != 0) {
+ if (duration != 0 && mHeaderTimescale != 0) {
mFileMetaData->setInt64(kKeyDuration, duration * 1000000 / mHeaderTimescale);
}
@@ -1851,6 +1906,9 @@
return ERROR_IO;
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
uint32_t type = ntohl(buffer);
// For the 3GPP file format, the handler-type within the 'hdlr' box
// shall be 'text'. We also want to support 'sbtl' handler type
@@ -1883,6 +1941,9 @@
case FOURCC('t', 'x', '3', 'g'):
{
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
uint32_t type;
const void *data;
size_t size = 0;
@@ -2024,6 +2085,8 @@
return ERROR_MALFORMED;
}
ALOGV("sidx refid/timescale: %d/%d", referenceId, timeScale);
+ if (timeScale == 0)
+ return ERROR_MALFORMED;
uint64_t earliestPresentationTime;
uint64_t firstOffset;
@@ -2107,6 +2170,9 @@
uint64_t sidxDuration = total_duration * 1000000 / timeScale;
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
int64_t metaDuration;
if (!mLastTrack->meta->findInt64(kKeyDuration, &metaDuration) || metaDuration == 0) {
mLastTrack->meta->setInt64(kKeyDuration, sidxDuration);
@@ -2157,6 +2223,9 @@
return ERROR_UNSUPPORTED;
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setInt32(kKeyTrackID, id);
size_t matrixOffset = dynSize + 16;
@@ -2339,6 +2408,9 @@
int32_t delay, padding;
if (sscanf(mLastCommentData,
" %*x %x %x %*x", &delay, &padding) == 2) {
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setInt32(kKeyEncoderDelay, delay);
mLastTrack->meta->setInt32(kKeyEncoderPadding, padding);
}
@@ -2635,6 +2707,11 @@
return ERROR_MALFORMED;
}
+ if (track->timescale == 0) {
+ ALOGE("timescale invalid.");
+ return ERROR_MALFORMED;
+ }
+
return OK;
}
@@ -2701,6 +2778,9 @@
if (objectTypeIndication == 0xe1) {
// This isn't MPEG4 audio at all, it's QCELP 14k...
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
mLastTrack->meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_QCELP);
return OK;
}
@@ -2749,6 +2829,9 @@
objectType = 32 + br.getBits(6);
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
//keep AOT type
mLastTrack->meta->setInt32(kKeyAACAOT, objectType);
@@ -2919,6 +3002,9 @@
return ERROR_UNSUPPORTED;
}
+ if (mLastTrack == NULL)
+ return ERROR_MALFORMED;
+
int32_t prevSampleRate;
CHECK(mLastTrack->meta->findInt32(kKeySampleRate, &prevSampleRate));
diff --git a/media/libstagefright/MediaClock.cpp b/media/libstagefright/MediaClock.cpp
index 433f555..2641e4e 100644
--- a/media/libstagefright/MediaClock.cpp
+++ b/media/libstagefright/MediaClock.cpp
@@ -92,6 +92,11 @@
mPlaybackRate = rate;
}
+float MediaClock::getPlaybackRate() const {
+ Mutex::Autolock autoLock(mLock);
+ return mPlaybackRate;
+}
+
status_t MediaClock::getMediaTime(
int64_t realUs, int64_t *outMediaUs, bool allowPastMaxTime) const {
if (outMediaUs == NULL) {
diff --git a/media/libstagefright/MediaCodec.cpp b/media/libstagefright/MediaCodec.cpp
index 0597f1d..8186f63 100644
--- a/media/libstagefright/MediaCodec.cpp
+++ b/media/libstagefright/MediaCodec.cpp
@@ -22,7 +22,9 @@
#include "include/SoftwareRenderer.h"
#include <binder/IBatteryStats.h>
+#include <binder/IMemory.h>
#include <binder/IServiceManager.h>
+#include <binder/MemoryDealer.h>
#include <gui/Surface.h>
#include <media/ICrypto.h>
#include <media/stagefright/foundation/ABuffer.h>
@@ -969,6 +971,17 @@
size_t numBuffers = portDesc->countBuffers();
+ size_t totalSize = 0;
+ for (size_t i = 0; i < numBuffers; ++i) {
+ if (portIndex == kPortIndexInput && mCrypto != NULL) {
+ totalSize += portDesc->bufferAt(i)->capacity();
+ }
+ }
+
+ if (totalSize) {
+ mDealer = new MemoryDealer(totalSize, "MediaCodec");
+ }
+
for (size_t i = 0; i < numBuffers; ++i) {
BufferInfo info;
info.mBufferID = portDesc->bufferIDAt(i);
@@ -976,8 +989,10 @@
info.mData = portDesc->bufferAt(i);
if (portIndex == kPortIndexInput && mCrypto != NULL) {
+ sp<IMemory> mem = mDealer->allocate(info.mData->capacity());
info.mEncryptedData =
- new ABuffer(info.mData->capacity());
+ new ABuffer(mem->pointer(), info.mData->capacity());
+ info.mSharedEncryptedBuffer = mem;
}
buffers->push_back(info);
@@ -1953,7 +1968,8 @@
key,
iv,
mode,
- info->mEncryptedData->base() + offset,
+ info->mSharedEncryptedBuffer,
+ offset,
subSamples,
numSubSamples,
info->mData->base(),
diff --git a/media/libstagefright/SampleTable.cpp b/media/libstagefright/SampleTable.cpp
index bdd6d56..aba64d5 100644
--- a/media/libstagefright/SampleTable.cpp
+++ b/media/libstagefright/SampleTable.cpp
@@ -230,8 +230,13 @@
return ERROR_MALFORMED;
}
+ if (SIZE_MAX / sizeof(SampleToChunkEntry) <= mNumSampleToChunkOffsets)
+ return ERROR_OUT_OF_RANGE;
+
mSampleToChunkEntries =
- new SampleToChunkEntry[mNumSampleToChunkOffsets];
+ new (std::nothrow) SampleToChunkEntry[mNumSampleToChunkOffsets];
+ if (!mSampleToChunkEntries)
+ return ERROR_OUT_OF_RANGE;
for (uint32_t i = 0; i < mNumSampleToChunkOffsets; ++i) {
uint8_t buffer[12];
@@ -330,11 +335,13 @@
}
mTimeToSampleCount = U32_AT(&header[4]);
- uint64_t allocSize = mTimeToSampleCount * 2 * sizeof(uint32_t);
+ uint64_t allocSize = mTimeToSampleCount * 2 * (uint64_t)sizeof(uint32_t);
if (allocSize > SIZE_MAX) {
return ERROR_OUT_OF_RANGE;
}
- mTimeToSample = new uint32_t[mTimeToSampleCount * 2];
+ mTimeToSample = new (std::nothrow) uint32_t[mTimeToSampleCount * 2];
+ if (!mTimeToSample)
+ return ERROR_OUT_OF_RANGE;
size_t size = sizeof(uint32_t) * mTimeToSampleCount * 2;
if (mDataSource->readAt(
@@ -376,12 +383,14 @@
}
mNumCompositionTimeDeltaEntries = numEntries;
- uint64_t allocSize = numEntries * 2 * sizeof(uint32_t);
+ uint64_t allocSize = numEntries * 2 * (uint64_t)sizeof(uint32_t);
if (allocSize > SIZE_MAX) {
return ERROR_OUT_OF_RANGE;
}
- mCompositionTimeDeltaEntries = new uint32_t[2 * numEntries];
+ mCompositionTimeDeltaEntries = new (std::nothrow) uint32_t[2 * numEntries];
+ if (!mCompositionTimeDeltaEntries)
+ return ERROR_OUT_OF_RANGE;
if (mDataSource->readAt(
data_offset + 8, mCompositionTimeDeltaEntries, numEntries * 8)
@@ -426,12 +435,15 @@
ALOGV("Table of sync samples is empty or has only a single entry!");
}
- uint64_t allocSize = mNumSyncSamples * sizeof(uint32_t);
+ uint64_t allocSize = mNumSyncSamples * (uint64_t)sizeof(uint32_t);
if (allocSize > SIZE_MAX) {
return ERROR_OUT_OF_RANGE;
}
- mSyncSamples = new uint32_t[mNumSyncSamples];
+ mSyncSamples = new (std::nothrow) uint32_t[mNumSyncSamples];
+ if (!mSyncSamples)
+ return ERROR_OUT_OF_RANGE;
+
size_t size = mNumSyncSamples * sizeof(uint32_t);
if (mDataSource->readAt(mSyncSampleOffset + 8, mSyncSamples, size)
!= (ssize_t)size) {
@@ -499,7 +511,9 @@
return;
}
- mSampleTimeEntries = new SampleTimeEntry[mNumSampleSizes];
+ mSampleTimeEntries = new (std::nothrow) SampleTimeEntry[mNumSampleSizes];
+ if (!mSampleTimeEntries)
+ return;
uint32_t sampleIndex = 0;
uint32_t sampleTime = 0;
diff --git a/media/libstagefright/httplive/LiveSession.cpp b/media/libstagefright/httplive/LiveSession.cpp
index f7a4a0d..74f58e9 100644
--- a/media/libstagefright/httplive/LiveSession.cpp
+++ b/media/libstagefright/httplive/LiveSession.cpp
@@ -498,16 +498,15 @@
case kWhatSeek:
{
- sp<AReplyToken> seekReplyID;
- CHECK(msg->senderAwaitsResponse(&seekReplyID));
- mSeekReplyID = seekReplyID;
+ if (mReconfigurationInProgress) {
+ msg->post(50000);
+ break;
+ }
+
+ CHECK(msg->senderAwaitsResponse(&mSeekReplyID));
mSeekReply = new AMessage;
- status_t err = onSeek(msg);
-
- if (err != OK) {
- msg->post(50000);
- }
+ onSeek(msg);
break;
}
@@ -1372,16 +1371,10 @@
return audioTime < videoTime ? videoTime : audioTime;
}
-status_t LiveSession::onSeek(const sp<AMessage> &msg) {
+void LiveSession::onSeek(const sp<AMessage> &msg) {
int64_t timeUs;
CHECK(msg->findInt64("timeUs", &timeUs));
-
- if (!mReconfigurationInProgress) {
- changeConfiguration(timeUs);
- return OK;
- } else {
- return -EWOULDBLOCK;
- }
+ changeConfiguration(timeUs);
}
status_t LiveSession::getDuration(int64_t *durationUs) const {
@@ -1462,6 +1455,10 @@
if (bandwidthIndex >= 0) {
mOrigBandwidthIndex = mCurBandwidthIndex;
mCurBandwidthIndex = bandwidthIndex;
+ if (mOrigBandwidthIndex != mCurBandwidthIndex) {
+ ALOGI("#### Starting Bandwidth Switch: %zd => %zd",
+ mOrigBandwidthIndex, mCurBandwidthIndex);
+ }
}
CHECK_LT(mCurBandwidthIndex, mBandwidthItems.size());
const BandwidthItem &item = mBandwidthItems.itemAt(mCurBandwidthIndex);
@@ -1581,6 +1578,7 @@
if (timeUs >= 0) {
mLastSeekTimeUs = timeUs;
+ mLastDequeuedTimeUs = timeUs;
for (size_t i = 0; i < mPacketSources.size(); i++) {
mPacketSources.editValueAt(i)->clear();
@@ -1633,8 +1631,10 @@
ALOGV("stream %zu changed: oldURI %s, newURI %s", i,
mStreams[i].mUri.c_str(), URIs[i].c_str());
sp<AnotherPacketSource> source = mPacketSources.valueFor(indexToType(i));
- source->queueDiscontinuity(
- ATSParser::DISCONTINUITY_FORMATCHANGE, NULL, true);
+ if (source->getLatestDequeuedMeta() != NULL) {
+ source->queueDiscontinuity(
+ ATSParser::DISCONTINUITY_FORMATCHANGE, NULL, true);
+ }
}
// Determine which decoders to shutdown on the player side,
// a decoder has to be shutdown if its streamtype was active
@@ -1694,10 +1694,6 @@
// and resume audio.
mSwapMask = mNewStreamMask & mStreamMask & ~resumeMask;
switching = (mSwapMask != 0);
- if (!switching) {
- ALOGV("#### Finishing Bandwidth Switch Early: %zd => %zd",
- mOrigBandwidthIndex, mCurBandwidthIndex);
- }
}
mRealTimeBaseUs = ALooper::GetNowUs() - mLastDequeuedTimeUs;
} else {
@@ -1850,7 +1846,11 @@
mSwitchInProgress = true;
} else {
mStreamMask = mNewStreamMask;
- mOrigBandwidthIndex = mCurBandwidthIndex;
+ if (mOrigBandwidthIndex != mCurBandwidthIndex) {
+ ALOGV("#### Finished Bandwidth Switch Early: %zd => %zd",
+ mOrigBandwidthIndex, mCurBandwidthIndex);
+ mOrigBandwidthIndex = mCurBandwidthIndex;
+ }
}
ALOGV("onChangeConfiguration3: mSwitchInProgress %d, mStreamMask 0x%x",
@@ -1977,11 +1977,19 @@
bool underflow, ready, down, up;
if (checkBuffering(underflow, ready, down, up)) {
- if (mInPreparationPhase && ready) {
- postPrepared(OK);
+ if (mInPreparationPhase) {
+ // Allow down switch even if we're still preparing.
+ //
+ // Some streams have a high bandwidth index as default,
+ // when bandwidth is low, it takes a long time to buffer
+ // to ready mark, then it immediately pauses after start
+ // as we have to do a down switch. It's better experience
+ // to restart from a lower index, if we detect low bw.
+ if (!switchBandwidthIfNeeded(false /* up */, down) && ready) {
+ postPrepared(OK);
+ }
}
- // don't switch before we report prepared
if (!mInPreparationPhase) {
if (ready) {
stopBufferingIfNecessary();
@@ -1989,8 +1997,7 @@
startBufferingIfNecessary();
}
switchBandwidthIfNeeded(up, down);
- }
-
+ }
}
schedulePollBuffering();
@@ -2082,7 +2089,8 @@
if (mPacketSources[i]->isFinished(0 /* duration */)) {
percent = 100;
} else {
- percent = (int32_t)(100.0 * (mLastDequeuedTimeUs + bufferedDurationUs) / durationUs);
+ percent = (int32_t)(100.0 *
+ (mLastDequeuedTimeUs + bufferedDurationUs) / durationUs);
}
if (minBufferPercent < 0 || percent < minBufferPercent) {
minBufferPercent = percent;
@@ -2165,10 +2173,14 @@
notify->post();
}
-void LiveSession::switchBandwidthIfNeeded(bool bufferHigh, bool bufferLow) {
+/*
+ * returns true if a bandwidth switch is actually needed (and started),
+ * returns false otherwise
+ */
+bool LiveSession::switchBandwidthIfNeeded(bool bufferHigh, bool bufferLow) {
// no need to check bandwidth if we only have 1 bandwidth settings
if (mSwitchInProgress || mBandwidthItems.size() < 2) {
- return;
+ return false;
}
int32_t bandwidthBps;
@@ -2177,7 +2189,7 @@
mLastBandwidthBps = bandwidthBps;
} else {
ALOGV("no bandwidth estimate.");
- return;
+ return false;
}
int32_t curBandwidth = mBandwidthItems.itemAt(mCurBandwidthIndex).mBandwidth;
@@ -2196,16 +2208,16 @@
// bandwidthIndex is < mCurBandwidthIndex, as getBandwidthIndex() only uses 70%
// of measured bw. In that case we don't want to do anything, since we have
// both enough buffer and enough bw.
- if (bandwidthIndex == mCurBandwidthIndex
- || (canSwitchUp && bandwidthIndex < mCurBandwidthIndex)
- || (canSwithDown && bandwidthIndex > mCurBandwidthIndex)) {
- return;
+ if ((canSwitchUp && bandwidthIndex > mCurBandwidthIndex)
+ || (canSwithDown && bandwidthIndex < mCurBandwidthIndex)) {
+ // if not yet prepared, just restart again with new bw index.
+ // this is faster and playback experience is cleaner.
+ changeConfiguration(
+ mInPreparationPhase ? 0 : -1ll, bandwidthIndex);
+ return true;
}
-
- ALOGI("#### Starting Bandwidth Switch: %zd => %zd",
- mCurBandwidthIndex, bandwidthIndex);
- changeConfiguration(-1, bandwidthIndex, false);
}
+ return false;
}
void LiveSession::postError(status_t err) {
diff --git a/media/libstagefright/httplive/LiveSession.h b/media/libstagefright/httplive/LiveSession.h
index e4f1b97..9117bb1 100644
--- a/media/libstagefright/httplive/LiveSession.h
+++ b/media/libstagefright/httplive/LiveSession.h
@@ -237,7 +237,7 @@
sp<PlaylistFetcher> addFetcher(const char *uri);
void onConnect(const sp<AMessage> &msg);
- status_t onSeek(const sp<AMessage> &msg);
+ void onSeek(const sp<AMessage> &msg);
void onFinishDisconnect2();
// If given a non-zero block_size (default 0), it is used to cap the number of
@@ -292,7 +292,7 @@
bool checkSwitchProgress(
sp<AMessage> &msg, int64_t delayUs, bool *needResumeUntil);
- void switchBandwidthIfNeeded(bool bufferHigh, bool bufferLow);
+ bool switchBandwidthIfNeeded(bool bufferHigh, bool bufferLow);
void schedulePollBuffering();
void cancelPollBuffering();
diff --git a/media/libstagefright/mpeg2ts/AnotherPacketSource.cpp b/media/libstagefright/mpeg2ts/AnotherPacketSource.cpp
index 0676a33..c7912c0 100644
--- a/media/libstagefright/mpeg2ts/AnotherPacketSource.cpp
+++ b/media/libstagefright/mpeg2ts/AnotherPacketSource.cpp
@@ -355,10 +355,15 @@
int64_t time2 = -1;
int64_t durationUs = 0;
- List<sp<ABuffer> >::iterator it = mBuffers.begin();
- while (it != mBuffers.end()) {
+ List<sp<ABuffer> >::iterator it;
+ for (it = mBuffers.begin(); it != mBuffers.end(); it++) {
const sp<ABuffer> &buffer = *it;
+ int32_t discard;
+ if (buffer->meta()->findInt32("discard", &discard) && discard) {
+ continue;
+ }
+
int64_t timeUs;
if (buffer->meta()->findInt64("timeUs", &timeUs)) {
if (time1 < 0 || timeUs < time1) {
@@ -373,8 +378,6 @@
durationUs += time2 - time1;
time1 = time2 = -1;
}
-
- ++it;
}
return durationUs + (time2 - time1);
@@ -393,11 +396,19 @@
return getBufferedDurationUs_l(&finalResult);
}
- List<sp<ABuffer> >::iterator it = mBuffers.begin();
- sp<ABuffer> buffer = *it;
+ sp<ABuffer> buffer;
+ int32_t discard;
+ int64_t startTimeUs = -1ll;
+ List<sp<ABuffer> >::iterator it;
+ for (it = mBuffers.begin(); it != mBuffers.end(); it++) {
+ buffer = *it;
+ if (buffer->meta()->findInt32("discard", &discard) && discard) {
+ continue;
+ }
+ buffer->meta()->findInt64("timeUs", &startTimeUs);
+ break;
+ }
- int64_t startTimeUs;
- buffer->meta()->findInt64("timeUs", &startTimeUs);
if (startTimeUs < 0) {
return 0;
}
diff --git a/media/libstagefright/mpeg2ts/MPEG2TSExtractor.cpp b/media/libstagefright/mpeg2ts/MPEG2TSExtractor.cpp
index 1f43d6d..33cfd1d 100644
--- a/media/libstagefright/mpeg2ts/MPEG2TSExtractor.cpp
+++ b/media/libstagefright/mpeg2ts/MPEG2TSExtractor.cpp
@@ -85,12 +85,6 @@
MediaBuffer **out, const ReadOptions *options) {
*out = NULL;
- int64_t seekTimeUs;
- ReadOptions::SeekMode seekMode;
- if (mSeekable && options && options->getSeekTo(&seekTimeUs, &seekMode)) {
- return ERROR_UNSUPPORTED;
- }
-
status_t finalResult;
while (!mImpl->hasBufferAvailable(&finalResult)) {
if (finalResult != OK) {
@@ -103,6 +97,17 @@
}
}
+ int64_t seekTimeUs;
+ ReadOptions::SeekMode seekMode;
+ if (mSeekable && options && options->getSeekTo(&seekTimeUs, &seekMode)) {
+ // A seek was requested, but we don't actually support seeking and so can only "seek" to
+ // the current position
+ int64_t nextBufTimeUs;
+ if (mImpl->nextBufferTime(&nextBufTimeUs) != OK || seekTimeUs != nextBufTimeUs) {
+ return ERROR_UNSUPPORTED;
+ }
+ }
+
return mImpl->read(out, options);
}
diff --git a/media/libstagefright/omx/SoftOMXPlugin.cpp b/media/libstagefright/omx/SoftOMXPlugin.cpp
index 9b6958a..3ab241a 100644
--- a/media/libstagefright/omx/SoftOMXPlugin.cpp
+++ b/media/libstagefright/omx/SoftOMXPlugin.cpp
@@ -85,7 +85,7 @@
void *libHandle = dlopen(libName.c_str(), RTLD_NOW);
if (libHandle == NULL) {
- ALOGE("unable to dlopen %s", libName.c_str());
+ ALOGE("unable to dlopen %s: %s", libName.c_str(), dlerror());
return OMX_ErrorComponentNotFound;
}
diff --git a/services/audioflinger/Android.mk b/services/audioflinger/Android.mk
index fee2347..f8446ac 100644
--- a/services/audioflinger/Android.mk
+++ b/services/audioflinger/Android.mk
@@ -44,9 +44,9 @@
SpdifStreamOut.cpp \
Effects.cpp \
AudioMixer.cpp.arm \
- PatchPanel.cpp
-
-LOCAL_SRC_FILES += StateQueue.cpp
+ BufferProviders.cpp \
+ PatchPanel.cpp \
+ StateQueue.cpp
LOCAL_C_INCLUDES := \
$(TOPDIR)frameworks/av/services/audiopolicy \
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index f3206cb..5002099 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -45,6 +45,8 @@
#include "AudioFlinger.h"
#include "ServiceUtilities.h"
+#include <media/AudioResamplerPublic.h>
+
#include <media/EffectsFactoryApi.h>
#include <audio_effects/effect_visualizer.h>
#include <audio_effects/effect_ns.h>
@@ -1140,19 +1142,46 @@
if (ret != NO_ERROR) {
return 0;
}
+ if (!audio_is_valid_format(format) || !audio_is_linear_pcm(format)) {
+ return 0;
+ }
AutoMutex lock(mHardwareLock);
mHardwareStatus = AUDIO_HW_GET_INPUT_BUFFER_SIZE;
- audio_config_t config;
- memset(&config, 0, sizeof(config));
- config.sample_rate = sampleRate;
- config.channel_mask = channelMask;
- config.format = format;
+ audio_config_t config, proposed;
+ memset(&proposed, 0, sizeof(proposed));
+ proposed.sample_rate = sampleRate;
+ proposed.channel_mask = channelMask;
+ proposed.format = format;
audio_hw_device_t *dev = mPrimaryHardwareDev->hwDevice();
- size_t size = dev->get_input_buffer_size(dev, &config);
+ size_t frames;
+ for (;;) {
+ // Note: config is currently a const parameter for get_input_buffer_size()
+ // but we use a copy from proposed in case config changes from the call.
+ config = proposed;
+ frames = dev->get_input_buffer_size(dev, &config);
+ if (frames != 0) {
+ break; // hal success, config is the result
+ }
+ // change one parameter of the configuration each iteration to a more "common" value
+ // to see if the device will support it.
+ if (proposed.format != AUDIO_FORMAT_PCM_16_BIT) {
+ proposed.format = AUDIO_FORMAT_PCM_16_BIT;
+ } else if (proposed.sample_rate != 44100) { // 44.1 is claimed as must in CDD as well as
+ proposed.sample_rate = 44100; // legacy AudioRecord.java. TODO: Query hw?
+ } else {
+ ALOGW("getInputBufferSize failed with minimum buffer size sampleRate %u, "
+ "format %#x, channelMask 0x%X",
+ sampleRate, format, channelMask);
+ break; // retries failed, break out of loop with frames == 0.
+ }
+ }
mHardwareStatus = AUDIO_HW_IDLE;
- return size;
+ if (frames > 0 && config.sample_rate != sampleRate) {
+ frames = destinationFramesPossible(frames, sampleRate, config.sample_rate);
+ }
+ return frames; // may be converted to bytes at the Java level.
}
uint32_t AudioFlinger::getInputFramesLost(audio_io_handle_t ioHandle) const
@@ -1419,9 +1448,8 @@
goto Exit;
}
- // we don't yet support anything other than 16-bit PCM
- if (!(audio_is_valid_format(format) &&
- audio_is_linear_pcm(format) && format == AUDIO_FORMAT_PCM_16_BIT)) {
+ // we don't yet support anything other than linear PCM
+ if (!audio_is_valid_format(format) || !audio_is_linear_pcm(format)) {
ALOGE("openRecord() invalid format %#x", format);
lStatus = BAD_VALUE;
goto Exit;
@@ -2002,11 +2030,11 @@
status, address.string());
// If the input could not be opened with the requested parameters and we can handle the
- // conversion internally, try to open again with the proposed parameters. The AudioFlinger can
- // resample the input and do mono to stereo or stereo to mono conversions on 16 bit PCM inputs.
+ // conversion internally, try to open again with the proposed parameters.
if (status == BAD_VALUE &&
- config->format == halconfig.format && halconfig.format == AUDIO_FORMAT_PCM_16_BIT &&
- (halconfig.sample_rate <= 2 * config->sample_rate) &&
+ audio_is_linear_pcm(config->format) &&
+ audio_is_linear_pcm(halconfig.format) &&
+ (halconfig.sample_rate <= AUDIO_RESAMPLER_DOWN_RATIO_MAX * config->sample_rate) &&
(audio_channel_count_from_in_mask(halconfig.channel_mask) <= FCC_2) &&
(audio_channel_count_from_in_mask(config->channel_mask) <= FCC_2)) {
// FIXME describe the change proposed by HAL (save old values so we can log them here)
diff --git a/services/audioflinger/AudioHwDevice.cpp b/services/audioflinger/AudioHwDevice.cpp
index 09d86ea..3191598 100644
--- a/services/audioflinger/AudioHwDevice.cpp
+++ b/services/audioflinger/AudioHwDevice.cpp
@@ -44,7 +44,7 @@
AudioStreamOut *outputStream = new AudioStreamOut(this, flags);
// Try to open the HAL first using the current format.
- ALOGV("AudioHwDevice::openOutputStream(), try "
+ ALOGV("openOutputStream(), try "
" sampleRate %d, Format %#x, "
"channelMask %#x",
config->sample_rate,
@@ -59,7 +59,7 @@
// FIXME Look at any modification to the config.
// The HAL might modify the config to suggest a wrapped format.
// Log this so we can see what the HALs are doing.
- ALOGI("AudioHwDevice::openOutputStream(), HAL returned"
+ ALOGI("openOutputStream(), HAL returned"
" sampleRate %d, Format %#x, "
"channelMask %#x, status %d",
config->sample_rate,
@@ -72,16 +72,19 @@
&& ((flags & AUDIO_OUTPUT_FLAG_DIRECT) != 0)
&& ((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) == 0);
- // FIXME - Add isEncodingSupported() query to SPDIF wrapper then
- // call it from here.
if (wrapperNeeded) {
- outputStream = new SpdifStreamOut(this, flags);
- status = outputStream->open(handle, devices, &originalConfig, address);
- if (status != NO_ERROR) {
- ALOGE("ERROR - AudioHwDevice::openOutputStream(), SPDIF open returned %d",
- status);
- delete outputStream;
- outputStream = NULL;
+ if (SPDIFEncoder::isFormatSupported(originalConfig.format)) {
+ outputStream = new SpdifStreamOut(this, flags, originalConfig.format);
+ status = outputStream->open(handle, devices, &originalConfig, address);
+ if (status != NO_ERROR) {
+ ALOGE("ERROR - openOutputStream(), SPDIF open returned %d",
+ status);
+ delete outputStream;
+ outputStream = NULL;
+ }
+ } else {
+ ALOGE("ERROR - openOutputStream(), SPDIFEncoder does not support format 0x%08x",
+ originalConfig.format);
}
}
}
diff --git a/services/audioflinger/AudioMixer.cpp b/services/audioflinger/AudioMixer.cpp
index dddca02..c2c791f 100644
--- a/services/audioflinger/AudioMixer.cpp
+++ b/services/audioflinger/AudioMixer.cpp
@@ -38,9 +38,7 @@
#include <audio_utils/format.h>
#include <common_time/local_clock.h>
#include <common_time/cc_helper.h>
-
-#include <media/EffectsFactoryApi.h>
-#include <audio_effects/effect_downmix.h>
+#include <media/AudioResamplerPublic.h>
#include "AudioMixerOps.h"
#include "AudioMixer.h"
@@ -91,323 +89,6 @@
return a < b ? a : b;
}
-AudioMixer::CopyBufferProvider::CopyBufferProvider(size_t inputFrameSize,
- size_t outputFrameSize, size_t bufferFrameCount) :
- mInputFrameSize(inputFrameSize),
- mOutputFrameSize(outputFrameSize),
- mLocalBufferFrameCount(bufferFrameCount),
- mLocalBufferData(NULL),
- mConsumed(0)
-{
- ALOGV("CopyBufferProvider(%p)(%zu, %zu, %zu)", this,
- inputFrameSize, outputFrameSize, bufferFrameCount);
- LOG_ALWAYS_FATAL_IF(inputFrameSize < outputFrameSize && bufferFrameCount == 0,
- "Requires local buffer if inputFrameSize(%zu) < outputFrameSize(%zu)",
- inputFrameSize, outputFrameSize);
- if (mLocalBufferFrameCount) {
- (void)posix_memalign(&mLocalBufferData, 32, mLocalBufferFrameCount * mOutputFrameSize);
- }
- mBuffer.frameCount = 0;
-}
-
-AudioMixer::CopyBufferProvider::~CopyBufferProvider()
-{
- ALOGV("~CopyBufferProvider(%p)", this);
- if (mBuffer.frameCount != 0) {
- mTrackBufferProvider->releaseBuffer(&mBuffer);
- }
- free(mLocalBufferData);
-}
-
-status_t AudioMixer::CopyBufferProvider::getNextBuffer(AudioBufferProvider::Buffer *pBuffer,
- int64_t pts)
-{
- //ALOGV("CopyBufferProvider(%p)::getNextBuffer(%p (%zu), %lld)",
- // this, pBuffer, pBuffer->frameCount, pts);
- if (mLocalBufferFrameCount == 0) {
- status_t res = mTrackBufferProvider->getNextBuffer(pBuffer, pts);
- if (res == OK) {
- copyFrames(pBuffer->raw, pBuffer->raw, pBuffer->frameCount);
- }
- return res;
- }
- if (mBuffer.frameCount == 0) {
- mBuffer.frameCount = pBuffer->frameCount;
- status_t res = mTrackBufferProvider->getNextBuffer(&mBuffer, pts);
- // At one time an upstream buffer provider had
- // res == OK and mBuffer.frameCount == 0, doesn't seem to happen now 7/18/2014.
- //
- // By API spec, if res != OK, then mBuffer.frameCount == 0.
- // but there may be improper implementations.
- ALOG_ASSERT(res == OK || mBuffer.frameCount == 0);
- if (res != OK || mBuffer.frameCount == 0) { // not needed by API spec, but to be safe.
- pBuffer->raw = NULL;
- pBuffer->frameCount = 0;
- return res;
- }
- mConsumed = 0;
- }
- ALOG_ASSERT(mConsumed < mBuffer.frameCount);
- size_t count = min(mLocalBufferFrameCount, mBuffer.frameCount - mConsumed);
- count = min(count, pBuffer->frameCount);
- pBuffer->raw = mLocalBufferData;
- pBuffer->frameCount = count;
- copyFrames(pBuffer->raw, (uint8_t*)mBuffer.raw + mConsumed * mInputFrameSize,
- pBuffer->frameCount);
- return OK;
-}
-
-void AudioMixer::CopyBufferProvider::releaseBuffer(AudioBufferProvider::Buffer *pBuffer)
-{
- //ALOGV("CopyBufferProvider(%p)::releaseBuffer(%p(%zu))",
- // this, pBuffer, pBuffer->frameCount);
- if (mLocalBufferFrameCount == 0) {
- mTrackBufferProvider->releaseBuffer(pBuffer);
- return;
- }
- // LOG_ALWAYS_FATAL_IF(pBuffer->frameCount == 0, "Invalid framecount");
- mConsumed += pBuffer->frameCount; // TODO: update for efficiency to reuse existing content
- if (mConsumed != 0 && mConsumed >= mBuffer.frameCount) {
- mTrackBufferProvider->releaseBuffer(&mBuffer);
- ALOG_ASSERT(mBuffer.frameCount == 0);
- }
- pBuffer->raw = NULL;
- pBuffer->frameCount = 0;
-}
-
-void AudioMixer::CopyBufferProvider::reset()
-{
- if (mBuffer.frameCount != 0) {
- mTrackBufferProvider->releaseBuffer(&mBuffer);
- }
- mConsumed = 0;
-}
-
-AudioMixer::DownmixerBufferProvider::DownmixerBufferProvider(
- audio_channel_mask_t inputChannelMask,
- audio_channel_mask_t outputChannelMask, audio_format_t format,
- uint32_t sampleRate, int32_t sessionId, size_t bufferFrameCount) :
- CopyBufferProvider(
- audio_bytes_per_sample(format) * audio_channel_count_from_out_mask(inputChannelMask),
- audio_bytes_per_sample(format) * audio_channel_count_from_out_mask(outputChannelMask),
- bufferFrameCount) // set bufferFrameCount to 0 to do in-place
-{
- ALOGV("DownmixerBufferProvider(%p)(%#x, %#x, %#x %u %d)",
- this, inputChannelMask, outputChannelMask, format,
- sampleRate, sessionId);
- if (!sIsMultichannelCapable
- || EffectCreate(&sDwnmFxDesc.uuid,
- sessionId,
- SESSION_ID_INVALID_AND_IGNORED,
- &mDownmixHandle) != 0) {
- ALOGE("DownmixerBufferProvider() error creating downmixer effect");
- mDownmixHandle = NULL;
- return;
- }
- // channel input configuration will be overridden per-track
- mDownmixConfig.inputCfg.channels = inputChannelMask; // FIXME: Should be bits
- mDownmixConfig.outputCfg.channels = outputChannelMask; // FIXME: should be bits
- mDownmixConfig.inputCfg.format = format;
- mDownmixConfig.outputCfg.format = format;
- mDownmixConfig.inputCfg.samplingRate = sampleRate;
- mDownmixConfig.outputCfg.samplingRate = sampleRate;
- mDownmixConfig.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ;
- mDownmixConfig.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_WRITE;
- // input and output buffer provider, and frame count will not be used as the downmix effect
- // process() function is called directly (see DownmixerBufferProvider::getNextBuffer())
- mDownmixConfig.inputCfg.mask = EFFECT_CONFIG_SMP_RATE | EFFECT_CONFIG_CHANNELS |
- EFFECT_CONFIG_FORMAT | EFFECT_CONFIG_ACC_MODE;
- mDownmixConfig.outputCfg.mask = mDownmixConfig.inputCfg.mask;
-
- int cmdStatus;
- uint32_t replySize = sizeof(int);
-
- // Configure downmixer
- status_t status = (*mDownmixHandle)->command(mDownmixHandle,
- EFFECT_CMD_SET_CONFIG /*cmdCode*/, sizeof(effect_config_t) /*cmdSize*/,
- &mDownmixConfig /*pCmdData*/,
- &replySize, &cmdStatus /*pReplyData*/);
- if (status != 0 || cmdStatus != 0) {
- ALOGE("DownmixerBufferProvider() error %d cmdStatus %d while configuring downmixer",
- status, cmdStatus);
- EffectRelease(mDownmixHandle);
- mDownmixHandle = NULL;
- return;
- }
-
- // Enable downmixer
- replySize = sizeof(int);
- status = (*mDownmixHandle)->command(mDownmixHandle,
- EFFECT_CMD_ENABLE /*cmdCode*/, 0 /*cmdSize*/, NULL /*pCmdData*/,
- &replySize, &cmdStatus /*pReplyData*/);
- if (status != 0 || cmdStatus != 0) {
- ALOGE("DownmixerBufferProvider() error %d cmdStatus %d while enabling downmixer",
- status, cmdStatus);
- EffectRelease(mDownmixHandle);
- mDownmixHandle = NULL;
- return;
- }
-
- // Set downmix type
- // parameter size rounded for padding on 32bit boundary
- const int psizePadded = ((sizeof(downmix_params_t) - 1)/sizeof(int) + 1) * sizeof(int);
- const int downmixParamSize =
- sizeof(effect_param_t) + psizePadded + sizeof(downmix_type_t);
- effect_param_t * const param = (effect_param_t *) malloc(downmixParamSize);
- param->psize = sizeof(downmix_params_t);
- const downmix_params_t downmixParam = DOWNMIX_PARAM_TYPE;
- memcpy(param->data, &downmixParam, param->psize);
- const downmix_type_t downmixType = DOWNMIX_TYPE_FOLD;
- param->vsize = sizeof(downmix_type_t);
- memcpy(param->data + psizePadded, &downmixType, param->vsize);
- replySize = sizeof(int);
- status = (*mDownmixHandle)->command(mDownmixHandle,
- EFFECT_CMD_SET_PARAM /* cmdCode */, downmixParamSize /* cmdSize */,
- param /*pCmdData*/, &replySize, &cmdStatus /*pReplyData*/);
- free(param);
- if (status != 0 || cmdStatus != 0) {
- ALOGE("DownmixerBufferProvider() error %d cmdStatus %d while setting downmix type",
- status, cmdStatus);
- EffectRelease(mDownmixHandle);
- mDownmixHandle = NULL;
- return;
- }
- ALOGV("DownmixerBufferProvider() downmix type set to %d", (int) downmixType);
-}
-
-AudioMixer::DownmixerBufferProvider::~DownmixerBufferProvider()
-{
- ALOGV("~DownmixerBufferProvider (%p)", this);
- EffectRelease(mDownmixHandle);
- mDownmixHandle = NULL;
-}
-
-void AudioMixer::DownmixerBufferProvider::copyFrames(void *dst, const void *src, size_t frames)
-{
- mDownmixConfig.inputCfg.buffer.frameCount = frames;
- mDownmixConfig.inputCfg.buffer.raw = const_cast<void *>(src);
- mDownmixConfig.outputCfg.buffer.frameCount = frames;
- mDownmixConfig.outputCfg.buffer.raw = dst;
- // may be in-place if src == dst.
- status_t res = (*mDownmixHandle)->process(mDownmixHandle,
- &mDownmixConfig.inputCfg.buffer, &mDownmixConfig.outputCfg.buffer);
- ALOGE_IF(res != OK, "DownmixBufferProvider error %d", res);
-}
-
-/* call once in a pthread_once handler. */
-/*static*/ status_t AudioMixer::DownmixerBufferProvider::init()
-{
- // find multichannel downmix effect if we have to play multichannel content
- uint32_t numEffects = 0;
- int ret = EffectQueryNumberEffects(&numEffects);
- if (ret != 0) {
- ALOGE("AudioMixer() error %d querying number of effects", ret);
- return NO_INIT;
- }
- ALOGV("EffectQueryNumberEffects() numEffects=%d", numEffects);
-
- for (uint32_t i = 0 ; i < numEffects ; i++) {
- if (EffectQueryEffect(i, &sDwnmFxDesc) == 0) {
- ALOGV("effect %d is called %s", i, sDwnmFxDesc.name);
- if (memcmp(&sDwnmFxDesc.type, EFFECT_UIID_DOWNMIX, sizeof(effect_uuid_t)) == 0) {
- ALOGI("found effect \"%s\" from %s",
- sDwnmFxDesc.name, sDwnmFxDesc.implementor);
- sIsMultichannelCapable = true;
- break;
- }
- }
- }
- ALOGW_IF(!sIsMultichannelCapable, "unable to find downmix effect");
- return NO_INIT;
-}
-
-/*static*/ bool AudioMixer::DownmixerBufferProvider::sIsMultichannelCapable = false;
-/*static*/ effect_descriptor_t AudioMixer::DownmixerBufferProvider::sDwnmFxDesc;
-
-AudioMixer::RemixBufferProvider::RemixBufferProvider(audio_channel_mask_t inputChannelMask,
- audio_channel_mask_t outputChannelMask, audio_format_t format,
- size_t bufferFrameCount) :
- CopyBufferProvider(
- audio_bytes_per_sample(format)
- * audio_channel_count_from_out_mask(inputChannelMask),
- audio_bytes_per_sample(format)
- * audio_channel_count_from_out_mask(outputChannelMask),
- bufferFrameCount),
- mFormat(format),
- mSampleSize(audio_bytes_per_sample(format)),
- mInputChannels(audio_channel_count_from_out_mask(inputChannelMask)),
- mOutputChannels(audio_channel_count_from_out_mask(outputChannelMask))
-{
- ALOGV("RemixBufferProvider(%p)(%#x, %#x, %#x) %zu %zu",
- this, format, inputChannelMask, outputChannelMask,
- mInputChannels, mOutputChannels);
-
- const audio_channel_representation_t inputRepresentation =
- audio_channel_mask_get_representation(inputChannelMask);
- const audio_channel_representation_t outputRepresentation =
- audio_channel_mask_get_representation(outputChannelMask);
- const uint32_t inputBits = audio_channel_mask_get_bits(inputChannelMask);
- const uint32_t outputBits = audio_channel_mask_get_bits(outputChannelMask);
-
- switch (inputRepresentation) {
- case AUDIO_CHANNEL_REPRESENTATION_POSITION:
- switch (outputRepresentation) {
- case AUDIO_CHANNEL_REPRESENTATION_POSITION:
- memcpy_by_index_array_initialization(mIdxAry, ARRAY_SIZE(mIdxAry),
- outputBits, inputBits);
- return;
- case AUDIO_CHANNEL_REPRESENTATION_INDEX:
- // TODO: output channel index mask not currently allowed
- // fall through
- default:
- break;
- }
- break;
- case AUDIO_CHANNEL_REPRESENTATION_INDEX:
- switch (outputRepresentation) {
- case AUDIO_CHANNEL_REPRESENTATION_POSITION:
- memcpy_by_index_array_initialization_src_index(mIdxAry, ARRAY_SIZE(mIdxAry),
- outputBits, inputBits);
- return;
- case AUDIO_CHANNEL_REPRESENTATION_INDEX:
- // TODO: output channel index mask not currently allowed
- // fall through
- default:
- break;
- }
- break;
- default:
- break;
- }
- LOG_ALWAYS_FATAL("invalid channel mask conversion from %#x to %#x",
- inputChannelMask, outputChannelMask);
-}
-
-void AudioMixer::RemixBufferProvider::copyFrames(void *dst, const void *src, size_t frames)
-{
- memcpy_by_index_array(dst, mOutputChannels,
- src, mInputChannels, mIdxAry, mSampleSize, frames);
-}
-
-AudioMixer::ReformatBufferProvider::ReformatBufferProvider(int32_t channels,
- audio_format_t inputFormat, audio_format_t outputFormat,
- size_t bufferFrameCount) :
- CopyBufferProvider(
- channels * audio_bytes_per_sample(inputFormat),
- channels * audio_bytes_per_sample(outputFormat),
- bufferFrameCount),
- mChannels(channels),
- mInputFormat(inputFormat),
- mOutputFormat(outputFormat)
-{
- ALOGV("ReformatBufferProvider(%p)(%d, %#x, %#x)", this, channels, inputFormat, outputFormat);
-}
-
-void AudioMixer::ReformatBufferProvider::copyFrames(void *dst, const void *src, size_t frames)
-{
- memcpy_by_audio_format(dst, mOutputFormat, src, mInputFormat, frames * mChannels);
-}
-
// ----------------------------------------------------------------------------
// Ensure mConfiguredNames bitmask is initialized properly on all architectures.
@@ -442,6 +123,7 @@
t->resampler = NULL;
t->downmixerBufferProvider = NULL;
t->mReformatBufferProvider = NULL;
+ t->mTimestretchBufferProvider = NULL;
t++;
}
@@ -454,6 +136,7 @@
delete t->resampler;
delete t->downmixerBufferProvider;
delete t->mReformatBufferProvider;
+ delete t->mTimestretchBufferProvider;
t++;
}
delete [] mState.outputTemp;
@@ -532,6 +215,7 @@
t->mReformatBufferProvider = NULL;
t->downmixerBufferProvider = NULL;
t->mPostDownmixReformatBufferProvider = NULL;
+ t->mTimestretchBufferProvider = NULL;
t->mMixerFormat = AUDIO_FORMAT_PCM_16_BIT;
t->mFormat = format;
t->mMixerInFormat = selectMixerInFormat(format);
@@ -539,6 +223,8 @@
t->mMixerChannelMask = audio_channel_mask_from_representation_and_bits(
AUDIO_CHANNEL_REPRESENTATION_POSITION, AUDIO_CHANNEL_OUT_STEREO);
t->mMixerChannelCount = audio_channel_count_from_out_mask(t->mMixerChannelMask);
+ t->mSpeed = AUDIO_TIMESTRETCH_SPEED_NORMAL;
+ t->mPitch = AUDIO_TIMESTRETCH_PITCH_NORMAL;
// Check the downmixing (or upmixing) requirements.
status_t status = t->prepareForDownmix();
if (status != OK) {
@@ -731,6 +417,10 @@
mPostDownmixReformatBufferProvider->setBufferProvider(bufferProvider);
bufferProvider = mPostDownmixReformatBufferProvider;
}
+ if (mTimestretchBufferProvider) {
+ mTimestretchBufferProvider->setBufferProvider(bufferProvider);
+ bufferProvider = mTimestretchBufferProvider;
+ }
}
void AudioMixer::deleteTrackName(int name)
@@ -751,7 +441,9 @@
mState.tracks[name].unprepareForDownmix();
// delete the reformatter
mState.tracks[name].unprepareForReformat();
-
+ // delete the timestretch provider
+ delete track.mTimestretchBufferProvider;
+ track.mTimestretchBufferProvider = NULL;
mTrackNames &= ~(1<<name);
}
@@ -973,6 +665,26 @@
}
}
break;
+ case TIMESTRETCH:
+ switch (param) {
+ case PLAYBACK_RATE: {
+ const float speed = reinterpret_cast<float*>(value)[0];
+ const float pitch = reinterpret_cast<float*>(value)[1];
+ ALOG_ASSERT(AUDIO_TIMESTRETCH_SPEED_MIN <= speed
+ && speed <= AUDIO_TIMESTRETCH_SPEED_MAX,
+ "bad speed %f", speed);
+ ALOG_ASSERT(AUDIO_TIMESTRETCH_PITCH_MIN <= pitch
+ && pitch <= AUDIO_TIMESTRETCH_PITCH_MAX,
+ "bad pitch %f", pitch);
+ if (track.setPlaybackRate(speed, pitch)) {
+ ALOGV("setParameter(TIMESTRETCH, PLAYBACK_RATE, %f %f", speed, pitch);
+ // invalidateState(1 << name);
+ }
+ } break;
+ default:
+ LOG_ALWAYS_FATAL("setParameter timestretch: bad param %d", param);
+ }
+ break;
default:
LOG_ALWAYS_FATAL("setParameter: bad target %d", target);
@@ -1018,6 +730,28 @@
return false;
}
+bool AudioMixer::track_t::setPlaybackRate(float speed, float pitch)
+{
+ if (speed == mSpeed && pitch == mPitch) {
+ return false;
+ }
+ mSpeed = speed;
+ mPitch = pitch;
+ if (mTimestretchBufferProvider == NULL) {
+ // TODO: Remove MONO_HACK. Resampler sees #channels after the downmixer
+ // but if none exists, it is the channel count (1 for mono).
+ const int timestretchChannelCount = downmixerBufferProvider != NULL
+ ? mMixerChannelCount : channelCount;
+ mTimestretchBufferProvider = new TimestretchBufferProvider(timestretchChannelCount,
+ mMixerInFormat, sampleRate, speed, pitch);
+ reconfigureBufferProviders();
+ } else {
+ reinterpret_cast<TimestretchBufferProvider*>(mTimestretchBufferProvider)
+ ->setPlaybackRate(speed, pitch);
+ }
+ return true;
+}
+
/* Checks to see if the volume ramp has completed and clears the increment
* variables appropriately.
*
@@ -1096,6 +830,8 @@
mState.tracks[name].downmixerBufferProvider->reset();
} else if (mState.tracks[name].mPostDownmixReformatBufferProvider != NULL) {
mState.tracks[name].mPostDownmixReformatBufferProvider->reset();
+ } else if (mState.tracks[name].mTimestretchBufferProvider != NULL) {
+ mState.tracks[name].mTimestretchBufferProvider->reset();
}
mState.tracks[name].mInputBufferProvider = bufferProvider;
diff --git a/services/audioflinger/AudioMixer.h b/services/audioflinger/AudioMixer.h
index 381036b..e27a0d1 100644
--- a/services/audioflinger/AudioMixer.h
+++ b/services/audioflinger/AudioMixer.h
@@ -29,6 +29,7 @@
#include <utils/threads.h>
#include "AudioResampler.h"
+#include "BufferProviders.h"
// FIXME This is actually unity gain, which might not be max in future, expressed in U.12
#define MAX_GAIN_INT AudioMixer::UNITY_GAIN_INT
@@ -72,6 +73,7 @@
RESAMPLE = 0x3001,
RAMP_VOLUME = 0x3002, // ramp to new volume
VOLUME = 0x3003, // don't ramp
+ TIMESTRETCH = 0x3004,
// set Parameter names
// for target TRACK
@@ -99,6 +101,9 @@
VOLUME0 = 0x4200,
VOLUME1 = 0x4201,
AUXLEVEL = 0x4210,
+ // for target TIMESTRETCH
+ PLAYBACK_RATE = 0x4300, // Configure timestretch on this track name;
+ // parameter 'value' is a pointer to the new playback rate.
};
@@ -159,7 +164,6 @@
struct state_t;
struct track_t;
- class CopyBufferProvider;
typedef void (*hook_t)(track_t* t, int32_t* output, size_t numOutFrames, int32_t* temp,
int32_t* aux);
@@ -214,6 +218,9 @@
/* Buffer providers are constructed to translate the track input data as needed.
*
+ * TODO: perhaps make a single PlaybackConverterProvider class to move
+ * all pre-mixer track buffer conversions outside the AudioMixer class.
+ *
* 1) mInputBufferProvider: The AudioTrack buffer provider.
* 2) mReformatBufferProvider: If not NULL, performs the audio reformat to
* match either mMixerInFormat or mDownmixRequiresFormat, if the downmixer
@@ -223,13 +230,14 @@
* the number of channels required by the mixer sink.
* 4) mPostDownmixReformatBufferProvider: If not NULL, performs reformatting from
* the downmixer requirements to the mixer engine input requirements.
+ * 5) mTimestretchBufferProvider: Adds timestretching for playback rate
*/
AudioBufferProvider* mInputBufferProvider; // externally provided buffer provider.
- CopyBufferProvider* mReformatBufferProvider; // provider wrapper for reformatting.
- CopyBufferProvider* downmixerBufferProvider; // wrapper for channel conversion.
- CopyBufferProvider* mPostDownmixReformatBufferProvider;
+ PassthruBufferProvider* mReformatBufferProvider; // provider wrapper for reformatting.
+ PassthruBufferProvider* downmixerBufferProvider; // wrapper for channel conversion.
+ PassthruBufferProvider* mPostDownmixReformatBufferProvider;
+ PassthruBufferProvider* mTimestretchBufferProvider;
- // 16-byte boundary
int32_t sessionId;
audio_format_t mMixerFormat; // output mix format: AUDIO_FORMAT_PCM_(FLOAT|16_BIT)
@@ -251,6 +259,9 @@
audio_channel_mask_t mMixerChannelMask;
uint32_t mMixerChannelCount;
+ float mSpeed;
+ float mPitch;
+
bool needsRamp() { return (volumeInc[0] | volumeInc[1] | auxInc) != 0; }
bool setResampler(uint32_t trackSampleRate, uint32_t devSampleRate);
bool doesResample() const { return resampler != NULL; }
@@ -263,6 +274,7 @@
void unprepareForDownmix();
status_t prepareForReformat();
void unprepareForReformat();
+ bool setPlaybackRate(float speed, float pitch);
void reconfigureBufferProviders();
};
@@ -282,112 +294,6 @@
track_t tracks[MAX_NUM_TRACKS] __attribute__((aligned(32)));
};
- // Base AudioBufferProvider class used for DownMixerBufferProvider, RemixBufferProvider,
- // and ReformatBufferProvider.
- // It handles a private buffer for use in converting format or channel masks from the
- // input data to a form acceptable by the mixer.
- // TODO: Make a ResamplerBufferProvider when integers are entirely removed from the
- // processing pipeline.
- class CopyBufferProvider : public AudioBufferProvider {
- public:
- // Use a private buffer of bufferFrameCount frames (each frame is outputFrameSize bytes).
- // If bufferFrameCount is 0, no private buffer is created and in-place modification of
- // the upstream buffer provider's buffers is performed by copyFrames().
- CopyBufferProvider(size_t inputFrameSize, size_t outputFrameSize,
- size_t bufferFrameCount);
- virtual ~CopyBufferProvider();
-
- // Overrides AudioBufferProvider methods
- virtual status_t getNextBuffer(Buffer* buffer, int64_t pts);
- virtual void releaseBuffer(Buffer* buffer);
-
- // Other public methods
-
- // call this to release the buffer to the upstream provider.
- // treat it as an audio discontinuity for future samples.
- virtual void reset();
-
- // this function should be supplied by the derived class. It converts
- // #frames in the *src pointer to the *dst pointer. It is public because
- // some providers will allow this to work on arbitrary buffers outside
- // of the internal buffers.
- virtual void copyFrames(void *dst, const void *src, size_t frames) = 0;
-
- // set the upstream buffer provider. Consider calling "reset" before this function.
- void setBufferProvider(AudioBufferProvider *p) {
- mTrackBufferProvider = p;
- }
-
- protected:
- AudioBufferProvider* mTrackBufferProvider;
- const size_t mInputFrameSize;
- const size_t mOutputFrameSize;
- private:
- AudioBufferProvider::Buffer mBuffer;
- const size_t mLocalBufferFrameCount;
- void* mLocalBufferData;
- size_t mConsumed;
- };
-
- // DownmixerBufferProvider wraps a track AudioBufferProvider to provide
- // position dependent downmixing by an Audio Effect.
- class DownmixerBufferProvider : public CopyBufferProvider {
- public:
- DownmixerBufferProvider(audio_channel_mask_t inputChannelMask,
- audio_channel_mask_t outputChannelMask, audio_format_t format,
- uint32_t sampleRate, int32_t sessionId, size_t bufferFrameCount);
- virtual ~DownmixerBufferProvider();
- virtual void copyFrames(void *dst, const void *src, size_t frames);
- bool isValid() const { return mDownmixHandle != NULL; }
-
- static status_t init();
- static bool isMultichannelCapable() { return sIsMultichannelCapable; }
-
- protected:
- effect_handle_t mDownmixHandle;
- effect_config_t mDownmixConfig;
-
- // effect descriptor for the downmixer used by the mixer
- static effect_descriptor_t sDwnmFxDesc;
- // indicates whether a downmix effect has been found and is usable by this mixer
- static bool sIsMultichannelCapable;
- // FIXME: should we allow effects outside of the framework?
- // We need to here. A special ioId that must be <= -2 so it does not map to a session.
- static const int32_t SESSION_ID_INVALID_AND_IGNORED = -2;
- };
-
- // RemixBufferProvider wraps a track AudioBufferProvider to perform an
- // upmix or downmix to the proper channel count and mask.
- class RemixBufferProvider : public CopyBufferProvider {
- public:
- RemixBufferProvider(audio_channel_mask_t inputChannelMask,
- audio_channel_mask_t outputChannelMask, audio_format_t format,
- size_t bufferFrameCount);
- virtual void copyFrames(void *dst, const void *src, size_t frames);
-
- protected:
- const audio_format_t mFormat;
- const size_t mSampleSize;
- const size_t mInputChannels;
- const size_t mOutputChannels;
- int8_t mIdxAry[sizeof(uint32_t)*8]; // 32 bits => channel indices
- };
-
- // ReformatBufferProvider wraps a track AudioBufferProvider to convert the input data
- // to an acceptable mixer input format type.
- class ReformatBufferProvider : public CopyBufferProvider {
- public:
- ReformatBufferProvider(int32_t channels,
- audio_format_t inputFormat, audio_format_t outputFormat,
- size_t bufferFrameCount);
- virtual void copyFrames(void *dst, const void *src, size_t frames);
-
- protected:
- const int32_t mChannels;
- const audio_format_t mInputFormat;
- const audio_format_t mOutputFormat;
- };
-
// bitmask of allocated track names, where bit 0 corresponds to TRACK0 etc.
uint32_t mTrackNames;
diff --git a/services/audioflinger/AudioResampler.cpp b/services/audioflinger/AudioResampler.cpp
index 46e3d6c..e49b7b1 100644
--- a/services/audioflinger/AudioResampler.cpp
+++ b/services/audioflinger/AudioResampler.cpp
@@ -41,7 +41,7 @@
AudioResamplerOrder1(int inChannelCount, int32_t sampleRate) :
AudioResampler(inChannelCount, sampleRate, LOW_QUALITY), mX0L(0), mX0R(0) {
}
- virtual void resample(int32_t* out, size_t outFrameCount,
+ virtual size_t resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
private:
// number of bits used in interpolation multiply - 15 bits avoids overflow
@@ -51,9 +51,9 @@
static const int kPreInterpShift = kNumPhaseBits - kNumInterpBits;
void init() {}
- void resampleMono16(int32_t* out, size_t outFrameCount,
+ size_t resampleMono16(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
- void resampleStereo16(int32_t* out, size_t outFrameCount,
+ size_t resampleStereo16(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
#ifdef ASM_ARM_RESAMP1 // asm optimisation for ResamplerOrder1
void AsmMono16Loop(int16_t *in, int32_t* maxOutPt, int32_t maxInIdx,
@@ -329,7 +329,7 @@
// ----------------------------------------------------------------------------
-void AudioResamplerOrder1::resample(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerOrder1::resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider) {
// should never happen, but we overflow if it does
@@ -338,15 +338,16 @@
// select the appropriate resampler
switch (mChannelCount) {
case 1:
- resampleMono16(out, outFrameCount, provider);
- break;
+ return resampleMono16(out, outFrameCount, provider);
case 2:
- resampleStereo16(out, outFrameCount, provider);
- break;
+ return resampleStereo16(out, outFrameCount, provider);
+ default:
+ LOG_ALWAYS_FATAL("invalid channel count: %d", mChannelCount);
+ return 0;
}
}
-void AudioResamplerOrder1::resampleStereo16(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerOrder1::resampleStereo16(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider) {
int32_t vl = mVolume[0];
@@ -442,9 +443,10 @@
// save state
mInputIndex = inputIndex;
mPhaseFraction = phaseFraction;
+ return outputIndex / 2 /* channels for stereo */;
}
-void AudioResamplerOrder1::resampleMono16(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerOrder1::resampleMono16(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider) {
int32_t vl = mVolume[0];
@@ -538,6 +540,7 @@
// save state
mInputIndex = inputIndex;
mPhaseFraction = phaseFraction;
+ return outputIndex;
}
#ifdef ASM_ARM_RESAMP1 // asm optimisation for ResamplerOrder1
diff --git a/services/audioflinger/AudioResampler.h b/services/audioflinger/AudioResampler.h
index 863614a..a8e3e6f 100644
--- a/services/audioflinger/AudioResampler.h
+++ b/services/audioflinger/AudioResampler.h
@@ -67,12 +67,18 @@
// Resample int16_t samples from provider and accumulate into 'out'.
// A mono provider delivers a sequence of samples.
// A stereo provider delivers a sequence of interleaved pairs of samples.
- // Multi-channel providers are not supported.
+ //
// In either case, 'out' holds interleaved pairs of fixed-point Q4.27.
// That is, for a mono provider, there is an implicit up-channeling.
// Since this method accumulates, the caller is responsible for clearing 'out' initially.
- // FIXME assumes provider is always successful; it should return the actual frame count.
- virtual void resample(int32_t* out, size_t outFrameCount,
+ //
+ // For a float resampler, 'out' holds interleaved pairs of float samples.
+ //
+ // Multichannel interleaved frames for n > 2 is supported for quality DYN_LOW_QUALITY,
+ // DYN_MED_QUALITY, and DYN_HIGH_QUALITY.
+ //
+ // Returns the number of frames resampled into the out buffer.
+ virtual size_t resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider) = 0;
virtual void reset();
diff --git a/services/audioflinger/AudioResamplerCubic.cpp b/services/audioflinger/AudioResamplerCubic.cpp
index d3cbd1c..172c2a5 100644
--- a/services/audioflinger/AudioResamplerCubic.cpp
+++ b/services/audioflinger/AudioResamplerCubic.cpp
@@ -14,7 +14,7 @@
* limitations under the License.
*/
-#define LOG_TAG "AudioSRC"
+#define LOG_TAG "AudioResamplerCubic"
#include <stdint.h>
#include <string.h>
@@ -32,7 +32,7 @@
memset(&right, 0, sizeof(state));
}
-void AudioResamplerCubic::resample(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerCubic::resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider) {
// should never happen, but we overflow if it does
@@ -41,15 +41,16 @@
// select the appropriate resampler
switch (mChannelCount) {
case 1:
- resampleMono16(out, outFrameCount, provider);
- break;
+ return resampleMono16(out, outFrameCount, provider);
case 2:
- resampleStereo16(out, outFrameCount, provider);
- break;
+ return resampleStereo16(out, outFrameCount, provider);
+ default:
+ LOG_ALWAYS_FATAL("invalid channel count: %d", mChannelCount);
+ return 0;
}
}
-void AudioResamplerCubic::resampleStereo16(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerCubic::resampleStereo16(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider) {
int32_t vl = mVolume[0];
@@ -67,7 +68,7 @@
mBuffer.frameCount = inFrameCount;
provider->getNextBuffer(&mBuffer, mPTS);
if (mBuffer.raw == NULL) {
- return;
+ return 0;
}
// ALOGW("New buffer: offset=%p, frames=%dn", mBuffer.raw, mBuffer.frameCount);
}
@@ -115,9 +116,10 @@
// ALOGW("Done: index=%d, fraction=%u", inputIndex, phaseFraction);
mInputIndex = inputIndex;
mPhaseFraction = phaseFraction;
+ return outputIndex / 2 /* channels for stereo */;
}
-void AudioResamplerCubic::resampleMono16(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerCubic::resampleMono16(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider) {
int32_t vl = mVolume[0];
@@ -135,7 +137,7 @@
mBuffer.frameCount = inFrameCount;
provider->getNextBuffer(&mBuffer, mPTS);
if (mBuffer.raw == NULL) {
- return;
+ return 0;
}
// ALOGW("New buffer: offset=%p, frames=%d", mBuffer.raw, mBuffer.frameCount);
}
@@ -182,6 +184,7 @@
// ALOGW("Done: index=%d, fraction=%u", inputIndex, phaseFraction);
mInputIndex = inputIndex;
mPhaseFraction = phaseFraction;
+ return outputIndex;
}
// ----------------------------------------------------------------------------
diff --git a/services/audioflinger/AudioResamplerCubic.h b/services/audioflinger/AudioResamplerCubic.h
index 1ddc5f9..4b45b0b 100644
--- a/services/audioflinger/AudioResamplerCubic.h
+++ b/services/audioflinger/AudioResamplerCubic.h
@@ -31,7 +31,7 @@
AudioResamplerCubic(int inChannelCount, int32_t sampleRate) :
AudioResampler(inChannelCount, sampleRate, MED_QUALITY) {
}
- virtual void resample(int32_t* out, size_t outFrameCount,
+ virtual size_t resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
private:
// number of bits used in interpolation multiply - 14 bits avoids overflow
@@ -43,9 +43,9 @@
int32_t a, b, c, y0, y1, y2, y3;
} state;
void init();
- void resampleMono16(int32_t* out, size_t outFrameCount,
+ size_t resampleMono16(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
- void resampleStereo16(int32_t* out, size_t outFrameCount,
+ size_t resampleStereo16(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
static inline int32_t interp(state* p, int32_t x) {
return (((((p->a * x >> 14) + p->b) * x >> 14) + p->c) * x >> 14) + p->y1;
diff --git a/services/audioflinger/AudioResamplerDyn.cpp b/services/audioflinger/AudioResamplerDyn.cpp
index c21d4ca..6481b85 100644
--- a/services/audioflinger/AudioResamplerDyn.cpp
+++ b/services/audioflinger/AudioResamplerDyn.cpp
@@ -477,15 +477,15 @@
}
template<typename TC, typename TI, typename TO>
-void AudioResamplerDyn<TC, TI, TO>::resample(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerDyn<TC, TI, TO>::resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider)
{
- (this->*mResampleFunc)(reinterpret_cast<TO*>(out), outFrameCount, provider);
+ return (this->*mResampleFunc)(reinterpret_cast<TO*>(out), outFrameCount, provider);
}
template<typename TC, typename TI, typename TO>
template<int CHANNELS, bool LOCKED, int STRIDE>
-void AudioResamplerDyn<TC, TI, TO>::resample(TO* out, size_t outFrameCount,
+size_t AudioResamplerDyn<TC, TI, TO>::resample(TO* out, size_t outFrameCount,
AudioBufferProvider* provider)
{
// TODO Mono -> Mono is not supported. OUTPUT_CHANNELS reflects minimum of stereo out.
@@ -610,6 +610,7 @@
ALOG_ASSERT(mBuffer.frameCount == 0); // there must be no frames in the buffer
mInBuffer.setImpulse(impulse);
mPhaseFraction = phaseFraction;
+ return outputIndex / OUTPUT_CHANNELS;
}
/* instantiate templates used by AudioResampler::create */
diff --git a/services/audioflinger/AudioResamplerDyn.h b/services/audioflinger/AudioResamplerDyn.h
index 238b163..3b1c381 100644
--- a/services/audioflinger/AudioResamplerDyn.h
+++ b/services/audioflinger/AudioResamplerDyn.h
@@ -52,7 +52,7 @@
virtual void setVolume(float left, float right);
- virtual void resample(int32_t* out, size_t outFrameCount,
+ virtual size_t resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
private:
@@ -111,10 +111,10 @@
int inSampleRate, int outSampleRate, double tbwCheat);
template<int CHANNELS, bool LOCKED, int STRIDE>
- void resample(TO* out, size_t outFrameCount, AudioBufferProvider* provider);
+ size_t resample(TO* out, size_t outFrameCount, AudioBufferProvider* provider);
// define a pointer to member function type for resample
- typedef void (AudioResamplerDyn<TC, TI, TO>::*resample_ABP_t)(TO* out,
+ typedef size_t (AudioResamplerDyn<TC, TI, TO>::*resample_ABP_t)(TO* out,
size_t outFrameCount, AudioBufferProvider* provider);
// data - the contiguous storage and layout of these is important.
diff --git a/services/audioflinger/AudioResamplerSinc.cpp b/services/audioflinger/AudioResamplerSinc.cpp
index ba9a356..41730ee 100644
--- a/services/audioflinger/AudioResamplerSinc.cpp
+++ b/services/audioflinger/AudioResamplerSinc.cpp
@@ -256,7 +256,7 @@
mVolumeSIMD[1] = u4_28_from_float(clampFloatVol(right));
}
-void AudioResamplerSinc::resample(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerSinc::resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider)
{
// FIXME store current state (up or down sample) and only load the coefs when the state
@@ -272,17 +272,18 @@
// select the appropriate resampler
switch (mChannelCount) {
case 1:
- resample<1>(out, outFrameCount, provider);
- break;
+ return resample<1>(out, outFrameCount, provider);
case 2:
- resample<2>(out, outFrameCount, provider);
- break;
+ return resample<2>(out, outFrameCount, provider);
+ default:
+ LOG_ALWAYS_FATAL("invalid channel count: %d", mChannelCount);
+ return 0;
}
}
template<int CHANNELS>
-void AudioResamplerSinc::resample(int32_t* out, size_t outFrameCount,
+size_t AudioResamplerSinc::resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider)
{
const Constants& c(*mConstants);
@@ -357,6 +358,7 @@
mImpulse = impulse;
mInputIndex = inputIndex;
mPhaseFraction = phaseFraction;
+ return outputIndex / CHANNELS;
}
template<int CHANNELS>
diff --git a/services/audioflinger/AudioResamplerSinc.h b/services/audioflinger/AudioResamplerSinc.h
index 6d8e85d..0fbeac8 100644
--- a/services/audioflinger/AudioResamplerSinc.h
+++ b/services/audioflinger/AudioResamplerSinc.h
@@ -39,7 +39,7 @@
virtual ~AudioResamplerSinc();
- virtual void resample(int32_t* out, size_t outFrameCount,
+ virtual size_t resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
private:
void init();
@@ -47,7 +47,7 @@
virtual void setVolume(float left, float right);
template<int CHANNELS>
- void resample(int32_t* out, size_t outFrameCount,
+ size_t resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
template<int CHANNELS>
diff --git a/services/audioflinger/BufferProviders.cpp b/services/audioflinger/BufferProviders.cpp
new file mode 100644
index 0000000..e058e6c
--- /dev/null
+++ b/services/audioflinger/BufferProviders.cpp
@@ -0,0 +1,524 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "BufferProvider"
+//#define LOG_NDEBUG 0
+
+#include <audio_effects/effect_downmix.h>
+#include <audio_utils/primitives.h>
+#include <audio_utils/format.h>
+#include <media/AudioResamplerPublic.h>
+#include <media/EffectsFactoryApi.h>
+
+#include <utils/Log.h>
+
+#include "Configuration.h"
+#include "BufferProviders.h"
+
+#ifndef ARRAY_SIZE
+#define ARRAY_SIZE(x) (sizeof(x)/sizeof((x)[0]))
+#endif
+
+namespace android {
+
+// ----------------------------------------------------------------------------
+
+template <typename T>
+static inline T min(const T& a, const T& b)
+{
+ return a < b ? a : b;
+}
+
+CopyBufferProvider::CopyBufferProvider(size_t inputFrameSize,
+ size_t outputFrameSize, size_t bufferFrameCount) :
+ mInputFrameSize(inputFrameSize),
+ mOutputFrameSize(outputFrameSize),
+ mLocalBufferFrameCount(bufferFrameCount),
+ mLocalBufferData(NULL),
+ mConsumed(0)
+{
+ ALOGV("CopyBufferProvider(%p)(%zu, %zu, %zu)", this,
+ inputFrameSize, outputFrameSize, bufferFrameCount);
+ LOG_ALWAYS_FATAL_IF(inputFrameSize < outputFrameSize && bufferFrameCount == 0,
+ "Requires local buffer if inputFrameSize(%zu) < outputFrameSize(%zu)",
+ inputFrameSize, outputFrameSize);
+ if (mLocalBufferFrameCount) {
+ (void)posix_memalign(&mLocalBufferData, 32, mLocalBufferFrameCount * mOutputFrameSize);
+ }
+ mBuffer.frameCount = 0;
+}
+
+CopyBufferProvider::~CopyBufferProvider()
+{
+ ALOGV("~CopyBufferProvider(%p)", this);
+ if (mBuffer.frameCount != 0) {
+ mTrackBufferProvider->releaseBuffer(&mBuffer);
+ }
+ free(mLocalBufferData);
+}
+
+status_t CopyBufferProvider::getNextBuffer(AudioBufferProvider::Buffer *pBuffer,
+ int64_t pts)
+{
+ //ALOGV("CopyBufferProvider(%p)::getNextBuffer(%p (%zu), %lld)",
+ // this, pBuffer, pBuffer->frameCount, pts);
+ if (mLocalBufferFrameCount == 0) {
+ status_t res = mTrackBufferProvider->getNextBuffer(pBuffer, pts);
+ if (res == OK) {
+ copyFrames(pBuffer->raw, pBuffer->raw, pBuffer->frameCount);
+ }
+ return res;
+ }
+ if (mBuffer.frameCount == 0) {
+ mBuffer.frameCount = pBuffer->frameCount;
+ status_t res = mTrackBufferProvider->getNextBuffer(&mBuffer, pts);
+ // At one time an upstream buffer provider had
+ // res == OK and mBuffer.frameCount == 0, doesn't seem to happen now 7/18/2014.
+ //
+ // By API spec, if res != OK, then mBuffer.frameCount == 0.
+ // but there may be improper implementations.
+ ALOG_ASSERT(res == OK || mBuffer.frameCount == 0);
+ if (res != OK || mBuffer.frameCount == 0) { // not needed by API spec, but to be safe.
+ pBuffer->raw = NULL;
+ pBuffer->frameCount = 0;
+ return res;
+ }
+ mConsumed = 0;
+ }
+ ALOG_ASSERT(mConsumed < mBuffer.frameCount);
+ size_t count = min(mLocalBufferFrameCount, mBuffer.frameCount - mConsumed);
+ count = min(count, pBuffer->frameCount);
+ pBuffer->raw = mLocalBufferData;
+ pBuffer->frameCount = count;
+ copyFrames(pBuffer->raw, (uint8_t*)mBuffer.raw + mConsumed * mInputFrameSize,
+ pBuffer->frameCount);
+ return OK;
+}
+
+void CopyBufferProvider::releaseBuffer(AudioBufferProvider::Buffer *pBuffer)
+{
+ //ALOGV("CopyBufferProvider(%p)::releaseBuffer(%p(%zu))",
+ // this, pBuffer, pBuffer->frameCount);
+ if (mLocalBufferFrameCount == 0) {
+ mTrackBufferProvider->releaseBuffer(pBuffer);
+ return;
+ }
+ // LOG_ALWAYS_FATAL_IF(pBuffer->frameCount == 0, "Invalid framecount");
+ mConsumed += pBuffer->frameCount; // TODO: update for efficiency to reuse existing content
+ if (mConsumed != 0 && mConsumed >= mBuffer.frameCount) {
+ mTrackBufferProvider->releaseBuffer(&mBuffer);
+ ALOG_ASSERT(mBuffer.frameCount == 0);
+ }
+ pBuffer->raw = NULL;
+ pBuffer->frameCount = 0;
+}
+
+void CopyBufferProvider::reset()
+{
+ if (mBuffer.frameCount != 0) {
+ mTrackBufferProvider->releaseBuffer(&mBuffer);
+ }
+ mConsumed = 0;
+}
+
+DownmixerBufferProvider::DownmixerBufferProvider(
+ audio_channel_mask_t inputChannelMask,
+ audio_channel_mask_t outputChannelMask, audio_format_t format,
+ uint32_t sampleRate, int32_t sessionId, size_t bufferFrameCount) :
+ CopyBufferProvider(
+ audio_bytes_per_sample(format) * audio_channel_count_from_out_mask(inputChannelMask),
+ audio_bytes_per_sample(format) * audio_channel_count_from_out_mask(outputChannelMask),
+ bufferFrameCount) // set bufferFrameCount to 0 to do in-place
+{
+ ALOGV("DownmixerBufferProvider(%p)(%#x, %#x, %#x %u %d)",
+ this, inputChannelMask, outputChannelMask, format,
+ sampleRate, sessionId);
+ if (!sIsMultichannelCapable
+ || EffectCreate(&sDwnmFxDesc.uuid,
+ sessionId,
+ SESSION_ID_INVALID_AND_IGNORED,
+ &mDownmixHandle) != 0) {
+ ALOGE("DownmixerBufferProvider() error creating downmixer effect");
+ mDownmixHandle = NULL;
+ return;
+ }
+ // channel input configuration will be overridden per-track
+ mDownmixConfig.inputCfg.channels = inputChannelMask; // FIXME: Should be bits
+ mDownmixConfig.outputCfg.channels = outputChannelMask; // FIXME: should be bits
+ mDownmixConfig.inputCfg.format = format;
+ mDownmixConfig.outputCfg.format = format;
+ mDownmixConfig.inputCfg.samplingRate = sampleRate;
+ mDownmixConfig.outputCfg.samplingRate = sampleRate;
+ mDownmixConfig.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ;
+ mDownmixConfig.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_WRITE;
+ // input and output buffer provider, and frame count will not be used as the downmix effect
+ // process() function is called directly (see DownmixerBufferProvider::getNextBuffer())
+ mDownmixConfig.inputCfg.mask = EFFECT_CONFIG_SMP_RATE | EFFECT_CONFIG_CHANNELS |
+ EFFECT_CONFIG_FORMAT | EFFECT_CONFIG_ACC_MODE;
+ mDownmixConfig.outputCfg.mask = mDownmixConfig.inputCfg.mask;
+
+ int cmdStatus;
+ uint32_t replySize = sizeof(int);
+
+ // Configure downmixer
+ status_t status = (*mDownmixHandle)->command(mDownmixHandle,
+ EFFECT_CMD_SET_CONFIG /*cmdCode*/, sizeof(effect_config_t) /*cmdSize*/,
+ &mDownmixConfig /*pCmdData*/,
+ &replySize, &cmdStatus /*pReplyData*/);
+ if (status != 0 || cmdStatus != 0) {
+ ALOGE("DownmixerBufferProvider() error %d cmdStatus %d while configuring downmixer",
+ status, cmdStatus);
+ EffectRelease(mDownmixHandle);
+ mDownmixHandle = NULL;
+ return;
+ }
+
+ // Enable downmixer
+ replySize = sizeof(int);
+ status = (*mDownmixHandle)->command(mDownmixHandle,
+ EFFECT_CMD_ENABLE /*cmdCode*/, 0 /*cmdSize*/, NULL /*pCmdData*/,
+ &replySize, &cmdStatus /*pReplyData*/);
+ if (status != 0 || cmdStatus != 0) {
+ ALOGE("DownmixerBufferProvider() error %d cmdStatus %d while enabling downmixer",
+ status, cmdStatus);
+ EffectRelease(mDownmixHandle);
+ mDownmixHandle = NULL;
+ return;
+ }
+
+ // Set downmix type
+ // parameter size rounded for padding on 32bit boundary
+ const int psizePadded = ((sizeof(downmix_params_t) - 1)/sizeof(int) + 1) * sizeof(int);
+ const int downmixParamSize =
+ sizeof(effect_param_t) + psizePadded + sizeof(downmix_type_t);
+ effect_param_t * const param = (effect_param_t *) malloc(downmixParamSize);
+ param->psize = sizeof(downmix_params_t);
+ const downmix_params_t downmixParam = DOWNMIX_PARAM_TYPE;
+ memcpy(param->data, &downmixParam, param->psize);
+ const downmix_type_t downmixType = DOWNMIX_TYPE_FOLD;
+ param->vsize = sizeof(downmix_type_t);
+ memcpy(param->data + psizePadded, &downmixType, param->vsize);
+ replySize = sizeof(int);
+ status = (*mDownmixHandle)->command(mDownmixHandle,
+ EFFECT_CMD_SET_PARAM /* cmdCode */, downmixParamSize /* cmdSize */,
+ param /*pCmdData*/, &replySize, &cmdStatus /*pReplyData*/);
+ free(param);
+ if (status != 0 || cmdStatus != 0) {
+ ALOGE("DownmixerBufferProvider() error %d cmdStatus %d while setting downmix type",
+ status, cmdStatus);
+ EffectRelease(mDownmixHandle);
+ mDownmixHandle = NULL;
+ return;
+ }
+ ALOGV("DownmixerBufferProvider() downmix type set to %d", (int) downmixType);
+}
+
+DownmixerBufferProvider::~DownmixerBufferProvider()
+{
+ ALOGV("~DownmixerBufferProvider (%p)", this);
+ EffectRelease(mDownmixHandle);
+ mDownmixHandle = NULL;
+}
+
+void DownmixerBufferProvider::copyFrames(void *dst, const void *src, size_t frames)
+{
+ mDownmixConfig.inputCfg.buffer.frameCount = frames;
+ mDownmixConfig.inputCfg.buffer.raw = const_cast<void *>(src);
+ mDownmixConfig.outputCfg.buffer.frameCount = frames;
+ mDownmixConfig.outputCfg.buffer.raw = dst;
+ // may be in-place if src == dst.
+ status_t res = (*mDownmixHandle)->process(mDownmixHandle,
+ &mDownmixConfig.inputCfg.buffer, &mDownmixConfig.outputCfg.buffer);
+ ALOGE_IF(res != OK, "DownmixBufferProvider error %d", res);
+}
+
+/* call once in a pthread_once handler. */
+/*static*/ status_t DownmixerBufferProvider::init()
+{
+ // find multichannel downmix effect if we have to play multichannel content
+ uint32_t numEffects = 0;
+ int ret = EffectQueryNumberEffects(&numEffects);
+ if (ret != 0) {
+ ALOGE("AudioMixer() error %d querying number of effects", ret);
+ return NO_INIT;
+ }
+ ALOGV("EffectQueryNumberEffects() numEffects=%d", numEffects);
+
+ for (uint32_t i = 0 ; i < numEffects ; i++) {
+ if (EffectQueryEffect(i, &sDwnmFxDesc) == 0) {
+ ALOGV("effect %d is called %s", i, sDwnmFxDesc.name);
+ if (memcmp(&sDwnmFxDesc.type, EFFECT_UIID_DOWNMIX, sizeof(effect_uuid_t)) == 0) {
+ ALOGI("found effect \"%s\" from %s",
+ sDwnmFxDesc.name, sDwnmFxDesc.implementor);
+ sIsMultichannelCapable = true;
+ break;
+ }
+ }
+ }
+ ALOGW_IF(!sIsMultichannelCapable, "unable to find downmix effect");
+ return NO_INIT;
+}
+
+/*static*/ bool DownmixerBufferProvider::sIsMultichannelCapable = false;
+/*static*/ effect_descriptor_t DownmixerBufferProvider::sDwnmFxDesc;
+
+RemixBufferProvider::RemixBufferProvider(audio_channel_mask_t inputChannelMask,
+ audio_channel_mask_t outputChannelMask, audio_format_t format,
+ size_t bufferFrameCount) :
+ CopyBufferProvider(
+ audio_bytes_per_sample(format)
+ * audio_channel_count_from_out_mask(inputChannelMask),
+ audio_bytes_per_sample(format)
+ * audio_channel_count_from_out_mask(outputChannelMask),
+ bufferFrameCount),
+ mFormat(format),
+ mSampleSize(audio_bytes_per_sample(format)),
+ mInputChannels(audio_channel_count_from_out_mask(inputChannelMask)),
+ mOutputChannels(audio_channel_count_from_out_mask(outputChannelMask))
+{
+ ALOGV("RemixBufferProvider(%p)(%#x, %#x, %#x) %zu %zu",
+ this, format, inputChannelMask, outputChannelMask,
+ mInputChannels, mOutputChannels);
+
+ const audio_channel_representation_t inputRepresentation =
+ audio_channel_mask_get_representation(inputChannelMask);
+ const audio_channel_representation_t outputRepresentation =
+ audio_channel_mask_get_representation(outputChannelMask);
+ const uint32_t inputBits = audio_channel_mask_get_bits(inputChannelMask);
+ const uint32_t outputBits = audio_channel_mask_get_bits(outputChannelMask);
+
+ switch (inputRepresentation) {
+ case AUDIO_CHANNEL_REPRESENTATION_POSITION:
+ switch (outputRepresentation) {
+ case AUDIO_CHANNEL_REPRESENTATION_POSITION:
+ memcpy_by_index_array_initialization(mIdxAry, ARRAY_SIZE(mIdxAry),
+ outputBits, inputBits);
+ return;
+ case AUDIO_CHANNEL_REPRESENTATION_INDEX:
+ // TODO: output channel index mask not currently allowed
+ // fall through
+ default:
+ break;
+ }
+ break;
+ case AUDIO_CHANNEL_REPRESENTATION_INDEX:
+ switch (outputRepresentation) {
+ case AUDIO_CHANNEL_REPRESENTATION_POSITION:
+ memcpy_by_index_array_initialization_src_index(mIdxAry, ARRAY_SIZE(mIdxAry),
+ outputBits, inputBits);
+ return;
+ case AUDIO_CHANNEL_REPRESENTATION_INDEX:
+ // TODO: output channel index mask not currently allowed
+ // fall through
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ LOG_ALWAYS_FATAL("invalid channel mask conversion from %#x to %#x",
+ inputChannelMask, outputChannelMask);
+}
+
+void RemixBufferProvider::copyFrames(void *dst, const void *src, size_t frames)
+{
+ memcpy_by_index_array(dst, mOutputChannels,
+ src, mInputChannels, mIdxAry, mSampleSize, frames);
+}
+
+ReformatBufferProvider::ReformatBufferProvider(int32_t channelCount,
+ audio_format_t inputFormat, audio_format_t outputFormat,
+ size_t bufferFrameCount) :
+ CopyBufferProvider(
+ channelCount * audio_bytes_per_sample(inputFormat),
+ channelCount * audio_bytes_per_sample(outputFormat),
+ bufferFrameCount),
+ mChannelCount(channelCount),
+ mInputFormat(inputFormat),
+ mOutputFormat(outputFormat)
+{
+ ALOGV("ReformatBufferProvider(%p)(%u, %#x, %#x)",
+ this, channelCount, inputFormat, outputFormat);
+}
+
+void ReformatBufferProvider::copyFrames(void *dst, const void *src, size_t frames)
+{
+ memcpy_by_audio_format(dst, mOutputFormat, src, mInputFormat, frames * mChannelCount);
+}
+
+TimestretchBufferProvider::TimestretchBufferProvider(int32_t channelCount,
+ audio_format_t format, uint32_t sampleRate, float speed, float pitch) :
+ mChannelCount(channelCount),
+ mFormat(format),
+ mSampleRate(sampleRate),
+ mFrameSize(channelCount * audio_bytes_per_sample(format)),
+ mSpeed(speed),
+ mPitch(pitch),
+ mLocalBufferFrameCount(0),
+ mLocalBufferData(NULL),
+ mRemaining(0)
+{
+ ALOGV("TimestretchBufferProvider(%p)(%u, %#x, %u %f %f)",
+ this, channelCount, format, sampleRate, speed, pitch);
+ mBuffer.frameCount = 0;
+}
+
+TimestretchBufferProvider::~TimestretchBufferProvider()
+{
+ ALOGV("~TimestretchBufferProvider(%p)", this);
+ if (mBuffer.frameCount != 0) {
+ mTrackBufferProvider->releaseBuffer(&mBuffer);
+ }
+ free(mLocalBufferData);
+}
+
+status_t TimestretchBufferProvider::getNextBuffer(
+ AudioBufferProvider::Buffer *pBuffer, int64_t pts)
+{
+ ALOGV("TimestretchBufferProvider(%p)::getNextBuffer(%p (%zu), %lld)",
+ this, pBuffer, pBuffer->frameCount, pts);
+
+ // BYPASS
+ //return mTrackBufferProvider->getNextBuffer(pBuffer, pts);
+
+ // check if previously processed data is sufficient.
+ if (pBuffer->frameCount <= mRemaining) {
+ ALOGV("previous sufficient");
+ pBuffer->raw = mLocalBufferData;
+ return OK;
+ }
+
+ // do we need to resize our buffer?
+ if (pBuffer->frameCount > mLocalBufferFrameCount) {
+ void *newmem;
+ if (posix_memalign(&newmem, 32, pBuffer->frameCount * mFrameSize) == OK) {
+ if (mRemaining != 0) {
+ memcpy(newmem, mLocalBufferData, mRemaining * mFrameSize);
+ }
+ free(mLocalBufferData);
+ mLocalBufferData = newmem;
+ mLocalBufferFrameCount = pBuffer->frameCount;
+ }
+ }
+
+ // need to fetch more data
+ const size_t outputDesired = pBuffer->frameCount - mRemaining;
+ mBuffer.frameCount = mSpeed == AUDIO_TIMESTRETCH_SPEED_NORMAL
+ ? outputDesired : outputDesired * mSpeed + 1;
+
+ status_t res = mTrackBufferProvider->getNextBuffer(&mBuffer, pts);
+
+ ALOG_ASSERT(res == OK || mBuffer.frameCount == 0);
+ if (res != OK || mBuffer.frameCount == 0) { // not needed by API spec, but to be safe.
+ ALOGD("buffer error");
+ if (mRemaining == 0) {
+ pBuffer->raw = NULL;
+ pBuffer->frameCount = 0;
+ return res;
+ } else { // return partial count
+ pBuffer->raw = mLocalBufferData;
+ pBuffer->frameCount = mRemaining;
+ return OK;
+ }
+ }
+
+ // time-stretch the data
+ size_t dstAvailable = min(mLocalBufferFrameCount - mRemaining, outputDesired);
+ size_t srcAvailable = mBuffer.frameCount;
+ processFrames((uint8_t*)mLocalBufferData + mRemaining * mFrameSize, &dstAvailable,
+ mBuffer.raw, &srcAvailable);
+
+ // release all data consumed
+ mBuffer.frameCount = srcAvailable;
+ mTrackBufferProvider->releaseBuffer(&mBuffer);
+
+ // update buffer vars with the actual data processed and return with buffer
+ mRemaining += dstAvailable;
+
+ pBuffer->raw = mLocalBufferData;
+ pBuffer->frameCount = mRemaining;
+
+ return OK;
+}
+
+void TimestretchBufferProvider::releaseBuffer(AudioBufferProvider::Buffer *pBuffer)
+{
+ ALOGV("TimestretchBufferProvider(%p)::releaseBuffer(%p (%zu))",
+ this, pBuffer, pBuffer->frameCount);
+
+ // BYPASS
+ //return mTrackBufferProvider->releaseBuffer(pBuffer);
+
+ // LOG_ALWAYS_FATAL_IF(pBuffer->frameCount == 0, "Invalid framecount");
+ if (pBuffer->frameCount < mRemaining) {
+ memcpy(mLocalBufferData,
+ (uint8_t*)mLocalBufferData + pBuffer->frameCount * mFrameSize,
+ (mRemaining - pBuffer->frameCount) * mFrameSize);
+ mRemaining -= pBuffer->frameCount;
+ } else if (pBuffer->frameCount == mRemaining) {
+ mRemaining = 0;
+ } else {
+ LOG_ALWAYS_FATAL("Releasing more frames(%zu) than available(%zu)",
+ pBuffer->frameCount, mRemaining);
+ }
+
+ pBuffer->raw = NULL;
+ pBuffer->frameCount = 0;
+}
+
+void TimestretchBufferProvider::reset()
+{
+ mRemaining = 0;
+}
+
+status_t TimestretchBufferProvider::setPlaybackRate(float speed, float pitch)
+{
+ mSpeed = speed;
+ mPitch = pitch;
+ return OK;
+}
+
+void TimestretchBufferProvider::processFrames(void *dstBuffer, size_t *dstFrames,
+ const void *srcBuffer, size_t *srcFrames)
+{
+ ALOGV("processFrames(%zu %zu) remaining(%zu)", *dstFrames, *srcFrames, mRemaining);
+ // Note dstFrames is the required number of frames.
+
+ // Ensure consumption from src is as expected.
+ const size_t targetSrc = *dstFrames * mSpeed;
+ if (*srcFrames < targetSrc) { // limit dst frames to that possible
+ *dstFrames = *srcFrames / mSpeed;
+ } else if (*srcFrames > targetSrc + 1) {
+ *srcFrames = targetSrc + 1;
+ }
+
+ // Do the time stretch by memory copy without any local buffer.
+ if (*dstFrames <= *srcFrames) {
+ size_t copySize = mFrameSize * *dstFrames;
+ memcpy(dstBuffer, srcBuffer, copySize);
+ } else {
+ // cyclically repeat the source.
+ for (size_t count = 0; count < *dstFrames; count += *srcFrames) {
+ size_t remaining = min(*srcFrames, *dstFrames - count);
+ memcpy((uint8_t*)dstBuffer + mFrameSize * count,
+ srcBuffer, mFrameSize * *srcFrames);
+ }
+ }
+}
+
+// ----------------------------------------------------------------------------
+} // namespace android
diff --git a/services/audioflinger/BufferProviders.h b/services/audioflinger/BufferProviders.h
new file mode 100644
index 0000000..2b6ea47
--- /dev/null
+++ b/services/audioflinger/BufferProviders.h
@@ -0,0 +1,191 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_BUFFER_PROVIDERS_H
+#define ANDROID_BUFFER_PROVIDERS_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <hardware/audio_effect.h>
+#include <media/AudioBufferProvider.h>
+#include <system/audio.h>
+
+namespace android {
+
+// ----------------------------------------------------------------------------
+
+class PassthruBufferProvider : public AudioBufferProvider {
+public:
+ PassthruBufferProvider() : mTrackBufferProvider(NULL) { }
+
+ virtual ~PassthruBufferProvider() { }
+
+ // call this to release the buffer to the upstream provider.
+ // treat it as an audio discontinuity for future samples.
+ virtual void reset() { }
+
+ // set the upstream buffer provider. Consider calling "reset" before this function.
+ virtual void setBufferProvider(AudioBufferProvider *p) {
+ mTrackBufferProvider = p;
+ }
+
+protected:
+ AudioBufferProvider *mTrackBufferProvider;
+};
+
+// Base AudioBufferProvider class used for DownMixerBufferProvider, RemixBufferProvider,
+// and ReformatBufferProvider.
+// It handles a private buffer for use in converting format or channel masks from the
+// input data to a form acceptable by the mixer.
+// TODO: Make a ResamplerBufferProvider when integers are entirely removed from the
+// processing pipeline.
+class CopyBufferProvider : public PassthruBufferProvider {
+public:
+ // Use a private buffer of bufferFrameCount frames (each frame is outputFrameSize bytes).
+ // If bufferFrameCount is 0, no private buffer is created and in-place modification of
+ // the upstream buffer provider's buffers is performed by copyFrames().
+ CopyBufferProvider(size_t inputFrameSize, size_t outputFrameSize,
+ size_t bufferFrameCount);
+ virtual ~CopyBufferProvider();
+
+ // Overrides AudioBufferProvider methods
+ virtual status_t getNextBuffer(Buffer *buffer, int64_t pts);
+ virtual void releaseBuffer(Buffer *buffer);
+
+ // Overrides PassthruBufferProvider
+ virtual void reset();
+
+ // this function should be supplied by the derived class. It converts
+ // #frames in the *src pointer to the *dst pointer. It is public because
+ // some providers will allow this to work on arbitrary buffers outside
+ // of the internal buffers.
+ virtual void copyFrames(void *dst, const void *src, size_t frames) = 0;
+
+protected:
+ const size_t mInputFrameSize;
+ const size_t mOutputFrameSize;
+private:
+ AudioBufferProvider::Buffer mBuffer;
+ const size_t mLocalBufferFrameCount;
+ void *mLocalBufferData;
+ size_t mConsumed;
+};
+
+// DownmixerBufferProvider derives from CopyBufferProvider to provide
+// position dependent downmixing by an Audio Effect.
+class DownmixerBufferProvider : public CopyBufferProvider {
+public:
+ DownmixerBufferProvider(audio_channel_mask_t inputChannelMask,
+ audio_channel_mask_t outputChannelMask, audio_format_t format,
+ uint32_t sampleRate, int32_t sessionId, size_t bufferFrameCount);
+ virtual ~DownmixerBufferProvider();
+ //Overrides
+ virtual void copyFrames(void *dst, const void *src, size_t frames);
+
+ bool isValid() const { return mDownmixHandle != NULL; }
+ static status_t init();
+ static bool isMultichannelCapable() { return sIsMultichannelCapable; }
+
+protected:
+ effect_handle_t mDownmixHandle;
+ effect_config_t mDownmixConfig;
+
+ // effect descriptor for the downmixer used by the mixer
+ static effect_descriptor_t sDwnmFxDesc;
+ // indicates whether a downmix effect has been found and is usable by this mixer
+ static bool sIsMultichannelCapable;
+ // FIXME: should we allow effects outside of the framework?
+ // We need to here. A special ioId that must be <= -2 so it does not map to a session.
+ static const int32_t SESSION_ID_INVALID_AND_IGNORED = -2;
+};
+
+// RemixBufferProvider derives from CopyBufferProvider to perform an
+// upmix or downmix to the proper channel count and mask.
+class RemixBufferProvider : public CopyBufferProvider {
+public:
+ RemixBufferProvider(audio_channel_mask_t inputChannelMask,
+ audio_channel_mask_t outputChannelMask, audio_format_t format,
+ size_t bufferFrameCount);
+ //Overrides
+ virtual void copyFrames(void *dst, const void *src, size_t frames);
+
+protected:
+ const audio_format_t mFormat;
+ const size_t mSampleSize;
+ const size_t mInputChannels;
+ const size_t mOutputChannels;
+ int8_t mIdxAry[sizeof(uint32_t) * 8]; // 32 bits => channel indices
+};
+
+// ReformatBufferProvider derives from CopyBufferProvider to convert the input data
+// to an acceptable mixer input format type.
+class ReformatBufferProvider : public CopyBufferProvider {
+public:
+ ReformatBufferProvider(int32_t channelCount,
+ audio_format_t inputFormat, audio_format_t outputFormat,
+ size_t bufferFrameCount);
+ virtual void copyFrames(void *dst, const void *src, size_t frames);
+
+protected:
+ const uint32_t mChannelCount;
+ const audio_format_t mInputFormat;
+ const audio_format_t mOutputFormat;
+};
+
+// TimestretchBufferProvider derives from PassthruBufferProvider for time stretching
+class TimestretchBufferProvider : public PassthruBufferProvider {
+public:
+ TimestretchBufferProvider(int32_t channelCount,
+ audio_format_t format, uint32_t sampleRate, float speed, float pitch);
+ virtual ~TimestretchBufferProvider();
+
+ // Overrides AudioBufferProvider methods
+ virtual status_t getNextBuffer(Buffer* buffer, int64_t pts);
+ virtual void releaseBuffer(Buffer* buffer);
+
+ // Overrides PassthruBufferProvider
+ virtual void reset();
+
+ virtual status_t setPlaybackRate(float speed, float pitch);
+
+ // processes frames
+ // dstBuffer is where to place the data
+ // dstFrames [in/out] is the desired frames (return with actual placed in buffer)
+ // srcBuffer is the source data
+ // srcFrames [in/out] is the available source frames (return with consumed)
+ virtual void processFrames(void *dstBuffer, size_t *dstFrames,
+ const void *srcBuffer, size_t *srcFrames);
+
+protected:
+ const uint32_t mChannelCount;
+ const audio_format_t mFormat;
+ const uint32_t mSampleRate; // const for now (TODO change this)
+ const size_t mFrameSize;
+ float mSpeed;
+ float mPitch;
+
+private:
+ AudioBufferProvider::Buffer mBuffer;
+ size_t mLocalBufferFrameCount;
+ void *mLocalBufferData;
+ size_t mRemaining;
+};
+
+// ----------------------------------------------------------------------------
+} // namespace android
+
+#endif // ANDROID_BUFFER_PROVIDERS_H
diff --git a/services/audioflinger/RecordTracks.h b/services/audioflinger/RecordTracks.h
index 204a9d6..25d6d95 100644
--- a/services/audioflinger/RecordTracks.h
+++ b/services/audioflinger/RecordTracks.h
@@ -34,6 +34,7 @@
IAudioFlinger::track_flags_t flags,
track_type type);
virtual ~RecordTrack();
+ virtual status_t initCheck() const;
virtual status_t start(AudioSystem::sync_event_t event, int triggerSession);
virtual void stop();
@@ -66,21 +67,6 @@
bool mOverflow; // overflow on most recent attempt to fill client buffer
- // updated by RecordThread::readInputParameters_l()
- AudioResampler *mResampler;
-
- // interleaved stereo pairs of fixed-point Q4.27
- int32_t *mRsmpOutBuffer;
- // current allocated frame count for the above, which may be larger than needed
- size_t mRsmpOutFrameCount;
-
- size_t mRsmpInUnrel; // unreleased frames remaining from
- // most recent getNextBuffer
- // for debug only
-
- // rolling counter that is never cleared
- int32_t mRsmpInFront; // next available frame
-
AudioBufferProvider::Buffer mSink; // references client's buffer sink in shared memory
// sync event triggering actual audio capture. Frames read before this event will
@@ -93,7 +79,10 @@
ssize_t mFramesToDrop;
// used by resampler to find source frames
- ResamplerBufferProvider *mResamplerBufferProvider;
+ ResamplerBufferProvider *mResamplerBufferProvider;
+
+ // used by the record thread to convert frames to proper destination format
+ RecordBufferConverter *mRecordBufferConverter;
};
// playback track, used by PatchPanel
diff --git a/services/audioflinger/SpdifStreamOut.cpp b/services/audioflinger/SpdifStreamOut.cpp
index d23588e..45b541a 100644
--- a/services/audioflinger/SpdifStreamOut.cpp
+++ b/services/audioflinger/SpdifStreamOut.cpp
@@ -32,10 +32,12 @@
* If the AudioFlinger is processing encoded data and the HAL expects
* PCM then we need to wrap the data in an SPDIF wrapper.
*/
-SpdifStreamOut::SpdifStreamOut(AudioHwDevice *dev, audio_output_flags_t flags)
+SpdifStreamOut::SpdifStreamOut(AudioHwDevice *dev,
+ audio_output_flags_t flags,
+ audio_format_t format)
: AudioStreamOut(dev,flags)
, mRateMultiplier(1)
- , mSpdifEncoder(this)
+ , mSpdifEncoder(this, format)
, mRenderPositionHal(0)
, mPreviousHalPosition32(0)
{
@@ -49,15 +51,15 @@
{
struct audio_config customConfig = *config;
- customConfig.format = AUDIO_FORMAT_PCM_16_BIT;
- customConfig.channel_mask = AUDIO_CHANNEL_OUT_STEREO;
-
// Some data bursts run at a higher sample rate.
+ // TODO Move this into the audio_utils as a static method.
switch(config->format) {
case AUDIO_FORMAT_E_AC3:
mRateMultiplier = 4;
break;
case AUDIO_FORMAT_AC3:
+ case AUDIO_FORMAT_DTS:
+ case AUDIO_FORMAT_DTS_HD:
mRateMultiplier = 1;
break;
default:
@@ -67,6 +69,9 @@
}
customConfig.sample_rate = config->sample_rate * mRateMultiplier;
+ customConfig.format = AUDIO_FORMAT_PCM_16_BIT;
+ customConfig.channel_mask = AUDIO_CHANNEL_OUT_STEREO;
+
// Always print this because otherwise it could be very confusing if the
// HAL and AudioFlinger are using different formats.
// Print before open() because HAL may modify customConfig.
diff --git a/services/audioflinger/SpdifStreamOut.h b/services/audioflinger/SpdifStreamOut.h
index cb82ac7..d81c064 100644
--- a/services/audioflinger/SpdifStreamOut.h
+++ b/services/audioflinger/SpdifStreamOut.h
@@ -38,7 +38,8 @@
class SpdifStreamOut : public AudioStreamOut {
public:
- SpdifStreamOut(AudioHwDevice *dev, audio_output_flags_t flags);
+ SpdifStreamOut(AudioHwDevice *dev, audio_output_flags_t flags,
+ audio_format_t format);
virtual ~SpdifStreamOut() { }
@@ -77,8 +78,9 @@
class MySPDIFEncoder : public SPDIFEncoder
{
public:
- MySPDIFEncoder(SpdifStreamOut *spdifStreamOut)
- : mSpdifStreamOut(spdifStreamOut)
+ MySPDIFEncoder(SpdifStreamOut *spdifStreamOut, audio_format_t format)
+ : SPDIFEncoder(format)
+ , mSpdifStreamOut(spdifStreamOut)
{
}
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 4efb3d7..b30fd20 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -86,7 +86,13 @@
#define ALOGVV(a...) do { } while(0)
#endif
+// TODO: Move these macro/inlines to a header file.
#define max(a, b) ((a) > (b) ? (a) : (b))
+template <typename T>
+static inline T min(const T& a, const T& b)
+{
+ return a < b ? a : b;
+}
namespace android {
@@ -1602,13 +1608,19 @@
// If you change this calculation, also review the start threshold which is related.
if (!(*flags & IAudioFlinger::TRACK_FAST)
&& audio_is_linear_pcm(format) && sharedBuffer == 0) {
+ // this must match AudioTrack.cpp calculateMinFrameCount().
+ // TODO: Move to a common library
uint32_t latencyMs = mOutput->stream->get_latency(mOutput->stream);
uint32_t minBufCount = latencyMs / ((1000 * mNormalFrameCount) / mSampleRate);
if (minBufCount < 2) {
minBufCount = 2;
}
+ // For normal mixing tracks, if speed is > 1.0f (normal), AudioTrack
+ // or the client should compute and pass in a larger buffer request.
size_t minFrameCount =
- minBufCount * sourceFramesNeeded(sampleRate, mNormalFrameCount, mSampleRate);
+ minBufCount * sourceFramesNeededWithTimestretch(
+ sampleRate, mNormalFrameCount,
+ mSampleRate, AUDIO_TIMESTRETCH_SPEED_NORMAL /*speed*/);
if (frameCount < minFrameCount) { // including frameCount == 0
frameCount = minFrameCount;
}
@@ -3586,21 +3598,17 @@
// hence the test on (mMixerStatus == MIXER_TRACKS_READY) meaning the track was mixed
// during last round
size_t desiredFrames;
- uint32_t sr = track->sampleRate();
- if (sr == mSampleRate) {
- desiredFrames = mNormalFrameCount;
- } else {
- desiredFrames = sourceFramesNeeded(sr, mNormalFrameCount, mSampleRate);
- // add frames already consumed but not yet released by the resampler
- // because mAudioTrackServerProxy->framesReady() will include these frames
- desiredFrames += mAudioMixer->getUnreleasedFrames(track->name());
-#if 0
- // the minimum track buffer size is normally twice the number of frames necessary
- // to fill one buffer and the resampler should not leave more than one buffer worth
- // of unreleased frames after each pass, but just in case...
- ALOG_ASSERT(desiredFrames <= cblk->frameCount_);
-#endif
- }
+ const uint32_t sampleRate = track->mAudioTrackServerProxy->getSampleRate();
+ float speed, pitch;
+ track->mAudioTrackServerProxy->getPlaybackRate(&speed, &pitch);
+
+ desiredFrames = sourceFramesNeededWithTimestretch(
+ sampleRate, mNormalFrameCount, mSampleRate, speed);
+ // TODO: ONLY USED FOR LEGACY RESAMPLERS, remove when they are removed.
+ // add frames already consumed but not yet released by the resampler
+ // because mAudioTrackServerProxy->framesReady() will include these frames
+ desiredFrames += mAudioMixer->getUnreleasedFrames(track->name());
+
uint32_t minFrames = 1;
if ((track->sharedBuffer() == 0) && !track->isStopped() && !track->isPausing() &&
(mMixerStatusIgnoringFastTracks == MIXER_TRACKS_READY)) {
@@ -3763,6 +3771,17 @@
AudioMixer::RESAMPLE,
AudioMixer::SAMPLE_RATE,
(void *)(uintptr_t)reqSampleRate);
+
+ // set the playback rate as an float array {speed, pitch}
+ float playbackRate[2];
+ track->mAudioTrackServerProxy->getPlaybackRate(
+ &playbackRate[0] /*speed*/, &playbackRate[1] /*pitch*/);
+ mAudioMixer->setParameter(
+ name,
+ AudioMixer::TIMESTRETCH,
+ AudioMixer::PLAYBACK_RATE,
+ playbackRate);
+
/*
* Select the appropriate output buffer for the track.
*
@@ -5290,7 +5309,6 @@
// FIXME mNormalSource
}
-
AudioFlinger::RecordThread::~RecordThread()
{
if (mFastCapture != 0) {
@@ -5594,6 +5612,9 @@
continue;
}
+ // TODO: This code probably should be moved to RecordTrack.
+ // TODO: Update the activeTrack buffer converter in case of reconfigure.
+
enum {
OVERRUN_UNKNOWN,
OVERRUN_TRUE,
@@ -5608,131 +5629,28 @@
size_t framesOut = activeTrack->mSink.frameCount;
LOG_ALWAYS_FATAL_IF((status == OK) != (framesOut > 0));
- int32_t front = activeTrack->mRsmpInFront;
- ssize_t filled = rear - front;
+ // check available frames and handle overrun conditions
+ // if the record track isn't draining fast enough.
+ bool hasOverrun;
size_t framesIn;
-
- if (filled < 0) {
- // should not happen, but treat like a massive overrun and re-sync
- framesIn = 0;
- activeTrack->mRsmpInFront = rear;
- overrun = OVERRUN_TRUE;
- } else if ((size_t) filled <= mRsmpInFrames) {
- framesIn = (size_t) filled;
- } else {
- // client is not keeping up with server, but give it latest data
- framesIn = mRsmpInFrames;
- activeTrack->mRsmpInFront = front = rear - framesIn;
+ activeTrack->mResamplerBufferProvider->sync(&framesIn, &hasOverrun);
+ if (hasOverrun) {
overrun = OVERRUN_TRUE;
}
-
if (framesOut == 0 || framesIn == 0) {
break;
}
- if (activeTrack->mResampler == NULL) {
- // no resampling
- if (framesIn > framesOut) {
- framesIn = framesOut;
- } else {
- framesOut = framesIn;
- }
- int8_t *dst = activeTrack->mSink.i8;
- while (framesIn > 0) {
- front &= mRsmpInFramesP2 - 1;
- size_t part1 = mRsmpInFramesP2 - front;
- if (part1 > framesIn) {
- part1 = framesIn;
- }
- int8_t *src = (int8_t *)mRsmpInBuffer + (front * mFrameSize);
- if (mChannelCount == activeTrack->mChannelCount) {
- memcpy(dst, src, part1 * mFrameSize);
- } else if (mChannelCount == 1) {
- upmix_to_stereo_i16_from_mono_i16((int16_t *)dst, (const int16_t *)src,
- part1);
- } else {
- downmix_to_mono_i16_from_stereo_i16((int16_t *)dst,
- (const int16_t *)src, part1);
- }
- dst += part1 * activeTrack->mFrameSize;
- front += part1;
- framesIn -= part1;
- }
- activeTrack->mRsmpInFront += framesOut;
-
- } else {
- // resampling
- // FIXME framesInNeeded should really be part of resampler API, and should
- // depend on the SRC ratio
- // to keep mRsmpInBuffer full so resampler always has sufficient input
- size_t framesInNeeded;
- // FIXME only re-calculate when it changes, and optimize for common ratios
- // Do not precompute in/out because floating point is not associative
- // e.g. a*b/c != a*(b/c).
- const double in(mSampleRate);
- const double out(activeTrack->mSampleRate);
- framesInNeeded = ceil(framesOut * in / out) + 1;
- ALOGV("need %u frames in to produce %u out given in/out ratio of %.4g",
- framesInNeeded, framesOut, in / out);
- // Although we theoretically have framesIn in circular buffer, some of those are
- // unreleased frames, and thus must be discounted for purpose of budgeting.
- size_t unreleased = activeTrack->mRsmpInUnrel;
- framesIn = framesIn > unreleased ? framesIn - unreleased : 0;
- if (framesIn < framesInNeeded) {
- ALOGV("not enough to resample: have %u frames in but need %u in to "
- "produce %u out given in/out ratio of %.4g",
- framesIn, framesInNeeded, framesOut, in / out);
- size_t newFramesOut = framesIn > 0 ? floor((framesIn - 1) * out / in) : 0;
- LOG_ALWAYS_FATAL_IF(newFramesOut >= framesOut);
- if (newFramesOut == 0) {
- break;
- }
- framesInNeeded = ceil(newFramesOut * in / out) + 1;
- ALOGV("now need %u frames in to produce %u out given out/in ratio of %.4g",
- framesInNeeded, newFramesOut, out / in);
- LOG_ALWAYS_FATAL_IF(framesIn < framesInNeeded);
- ALOGV("success 2: have %u frames in and need %u in to produce %u out "
- "given in/out ratio of %.4g",
- framesIn, framesInNeeded, newFramesOut, in / out);
- framesOut = newFramesOut;
- } else {
- ALOGV("success 1: have %u in and need %u in to produce %u out "
- "given in/out ratio of %.4g",
- framesIn, framesInNeeded, framesOut, in / out);
- }
-
- // reallocate mRsmpOutBuffer as needed; we will grow but never shrink
- if (activeTrack->mRsmpOutFrameCount < framesOut) {
- // FIXME why does each track need it's own mRsmpOutBuffer? can't they share?
- delete[] activeTrack->mRsmpOutBuffer;
- // resampler always outputs stereo
- activeTrack->mRsmpOutBuffer = new int32_t[framesOut * FCC_2];
- activeTrack->mRsmpOutFrameCount = framesOut;
- }
-
- // resampler accumulates, but we only have one source track
- memset(activeTrack->mRsmpOutBuffer, 0, framesOut * FCC_2 * sizeof(int32_t));
- activeTrack->mResampler->resample(activeTrack->mRsmpOutBuffer, framesOut,
- // FIXME how about having activeTrack implement this interface itself?
- activeTrack->mResamplerBufferProvider
- /*this*/ /* AudioBufferProvider* */);
- // ditherAndClamp() works as long as all buffers returned by
- // activeTrack->getNextBuffer() are 32 bit aligned which should be always true.
- if (activeTrack->mChannelCount == 1) {
- // temporarily type pun mRsmpOutBuffer from Q4.27 to int16_t
- ditherAndClamp(activeTrack->mRsmpOutBuffer, activeTrack->mRsmpOutBuffer,
- framesOut);
- // the resampler always outputs stereo samples:
- // do post stereo to mono conversion
- downmix_to_mono_i16_from_stereo_i16(activeTrack->mSink.i16,
- (const int16_t *)activeTrack->mRsmpOutBuffer, framesOut);
- } else {
- ditherAndClamp((int32_t *)activeTrack->mSink.raw,
- activeTrack->mRsmpOutBuffer, framesOut);
- }
- // now done with mRsmpOutBuffer
-
- }
+ // Don't allow framesOut to be larger than what is possible with resampling
+ // from framesIn.
+ // This isn't strictly necessary but helps limit buffer resizing in
+ // RecordBufferConverter. TODO: remove when no longer needed.
+ framesOut = min(framesOut,
+ destinationFramesPossible(
+ framesIn, mSampleRate, activeTrack->mSampleRate));
+ // process frames from the RecordThread buffer provider to the RecordTrack buffer
+ framesOut = activeTrack->mRecordBufferConverter->convert(
+ activeTrack->mSink.raw, activeTrack->mResamplerBufferProvider, framesOut);
if (framesOut > 0 && (overrun == OVERRUN_UNKNOWN)) {
overrun = OVERRUN_FALSE;
@@ -6041,12 +5959,9 @@
// was initialized to some value closer to the thread's mRsmpInFront, then the track could
// see previously buffered data before it called start(), but with greater risk of overrun.
- recordTrack->mRsmpInFront = mRsmpInRear;
- recordTrack->mRsmpInUnrel = 0;
- // FIXME why reset?
- if (recordTrack->mResampler != NULL) {
- recordTrack->mResampler->reset();
- }
+ recordTrack->mResamplerBufferProvider->reset();
+ // clear any converter state as new data will be discontinuous
+ recordTrack->mRecordBufferConverter->reset();
recordTrack->mState = TrackBase::STARTING_2;
// signal thread to start
mWaitWorkCV.broadcast();
@@ -6222,12 +6137,52 @@
write(fd, result.string(), result.size());
}
+
+void AudioFlinger::RecordThread::ResamplerBufferProvider::reset()
+{
+ sp<ThreadBase> threadBase = mRecordTrack->mThread.promote();
+ RecordThread *recordThread = (RecordThread *) threadBase.get();
+ mRsmpInFront = recordThread->mRsmpInRear;
+ mRsmpInUnrel = 0;
+}
+
+void AudioFlinger::RecordThread::ResamplerBufferProvider::sync(
+ size_t *framesAvailable, bool *hasOverrun)
+{
+ sp<ThreadBase> threadBase = mRecordTrack->mThread.promote();
+ RecordThread *recordThread = (RecordThread *) threadBase.get();
+ const int32_t rear = recordThread->mRsmpInRear;
+ const int32_t front = mRsmpInFront;
+ const ssize_t filled = rear - front;
+
+ size_t framesIn;
+ bool overrun = false;
+ if (filled < 0) {
+ // should not happen, but treat like a massive overrun and re-sync
+ framesIn = 0;
+ mRsmpInFront = rear;
+ overrun = true;
+ } else if ((size_t) filled <= recordThread->mRsmpInFrames) {
+ framesIn = (size_t) filled;
+ } else {
+ // client is not keeping up with server, but give it latest data
+ framesIn = recordThread->mRsmpInFrames;
+ mRsmpInFront = /* front = */ rear - framesIn;
+ overrun = true;
+ }
+ if (framesAvailable != NULL) {
+ *framesAvailable = framesIn;
+ }
+ if (hasOverrun != NULL) {
+ *hasOverrun = overrun;
+ }
+}
+
// AudioBufferProvider interface
status_t AudioFlinger::RecordThread::ResamplerBufferProvider::getNextBuffer(
AudioBufferProvider::Buffer* buffer, int64_t pts __unused)
{
- RecordTrack *activeTrack = mRecordTrack;
- sp<ThreadBase> threadBase = activeTrack->mThread.promote();
+ sp<ThreadBase> threadBase = mRecordTrack->mThread.promote();
if (threadBase == 0) {
buffer->frameCount = 0;
buffer->raw = NULL;
@@ -6235,7 +6190,7 @@
}
RecordThread *recordThread = (RecordThread *) threadBase.get();
int32_t rear = recordThread->mRsmpInRear;
- int32_t front = activeTrack->mRsmpInFront;
+ int32_t front = mRsmpInFront;
ssize_t filled = rear - front;
// FIXME should not be P2 (don't want to increase latency)
// FIXME if client not keeping up, discard
@@ -6252,17 +6207,16 @@
part1 = ask;
}
if (part1 == 0) {
- // Higher-level should keep mRsmpInBuffer full, and not call resampler if empty
- LOG_ALWAYS_FATAL("RecordThread::getNextBuffer() starved");
+ // out of data is fine since the resampler will return a short-count.
buffer->raw = NULL;
buffer->frameCount = 0;
- activeTrack->mRsmpInUnrel = 0;
+ mRsmpInUnrel = 0;
return NOT_ENOUGH_DATA;
}
buffer->raw = recordThread->mRsmpInBuffer + front * recordThread->mChannelCount;
buffer->frameCount = part1;
- activeTrack->mRsmpInUnrel = part1;
+ mRsmpInUnrel = part1;
return NO_ERROR;
}
@@ -6270,18 +6224,197 @@
void AudioFlinger::RecordThread::ResamplerBufferProvider::releaseBuffer(
AudioBufferProvider::Buffer* buffer)
{
- RecordTrack *activeTrack = mRecordTrack;
size_t stepCount = buffer->frameCount;
if (stepCount == 0) {
return;
}
- ALOG_ASSERT(stepCount <= activeTrack->mRsmpInUnrel);
- activeTrack->mRsmpInUnrel -= stepCount;
- activeTrack->mRsmpInFront += stepCount;
+ ALOG_ASSERT(stepCount <= mRsmpInUnrel);
+ mRsmpInUnrel -= stepCount;
+ mRsmpInFront += stepCount;
buffer->raw = NULL;
buffer->frameCount = 0;
}
+AudioFlinger::RecordThread::RecordBufferConverter::RecordBufferConverter(
+ audio_channel_mask_t srcChannelMask, audio_format_t srcFormat,
+ uint32_t srcSampleRate,
+ audio_channel_mask_t dstChannelMask, audio_format_t dstFormat,
+ uint32_t dstSampleRate) :
+ mSrcChannelMask(AUDIO_CHANNEL_INVALID), // updateParameters will set following vars
+ // mSrcFormat
+ // mSrcSampleRate
+ // mDstChannelMask
+ // mDstFormat
+ // mDstSampleRate
+ // mSrcChannelCount
+ // mDstChannelCount
+ // mDstFrameSize
+ mBuf(NULL), mBufFrames(0), mBufFrameSize(0),
+ mResampler(NULL), mRsmpOutBuffer(NULL), mRsmpOutFrameCount(0)
+{
+ (void)updateParameters(srcChannelMask, srcFormat, srcSampleRate,
+ dstChannelMask, dstFormat, dstSampleRate);
+}
+
+AudioFlinger::RecordThread::RecordBufferConverter::~RecordBufferConverter() {
+ free(mBuf);
+ delete mResampler;
+ free(mRsmpOutBuffer);
+}
+
+size_t AudioFlinger::RecordThread::RecordBufferConverter::convert(void *dst,
+ AudioBufferProvider *provider, size_t frames)
+{
+ if (mSrcSampleRate == mDstSampleRate) {
+ ALOGVV("NO RESAMPLING sampleRate:%u mSrcFormat:%#x mDstFormat:%#x",
+ mSrcSampleRate, mSrcFormat, mDstFormat);
+
+ AudioBufferProvider::Buffer buffer;
+ for (size_t i = frames; i > 0; ) {
+ buffer.frameCount = i;
+ status_t status = provider->getNextBuffer(&buffer, 0);
+ if (status != OK || buffer.frameCount == 0) {
+ frames -= i; // cannot fill request.
+ break;
+ }
+ // convert to destination buffer
+ convert(dst, buffer.raw, buffer.frameCount);
+
+ dst = (int8_t*)dst + buffer.frameCount * mDstFrameSize;
+ i -= buffer.frameCount;
+ provider->releaseBuffer(&buffer);
+ }
+ } else {
+ ALOGVV("RESAMPLING mSrcSampleRate:%u mDstSampleRate:%u mSrcFormat:%#x mDstFormat:%#x",
+ mSrcSampleRate, mDstSampleRate, mSrcFormat, mDstFormat);
+
+ // reallocate mRsmpOutBuffer as needed; we will grow but never shrink
+ if (mRsmpOutFrameCount < frames) {
+ // FIXME why does each track need it's own mRsmpOutBuffer? can't they share?
+ free(mRsmpOutBuffer);
+ // resampler always outputs stereo (FOR NOW)
+ (void)posix_memalign(&mRsmpOutBuffer, 32, frames * FCC_2 * sizeof(int32_t) /*Q4.27*/);
+ mRsmpOutFrameCount = frames;
+ }
+ // resampler accumulates, but we only have one source track
+ memset(mRsmpOutBuffer, 0, frames * FCC_2 * sizeof(int32_t));
+ frames = mResampler->resample((int32_t*)mRsmpOutBuffer, frames, provider);
+
+ // convert to destination buffer
+ convert(dst, mRsmpOutBuffer, frames);
+ }
+ return frames;
+}
+
+status_t AudioFlinger::RecordThread::RecordBufferConverter::updateParameters(
+ audio_channel_mask_t srcChannelMask, audio_format_t srcFormat,
+ uint32_t srcSampleRate,
+ audio_channel_mask_t dstChannelMask, audio_format_t dstFormat,
+ uint32_t dstSampleRate)
+{
+ // quick evaluation if there is any change.
+ if (mSrcFormat == srcFormat
+ && mSrcChannelMask == srcChannelMask
+ && mSrcSampleRate == srcSampleRate
+ && mDstFormat == dstFormat
+ && mDstChannelMask == dstChannelMask
+ && mDstSampleRate == dstSampleRate) {
+ return NO_ERROR;
+ }
+
+ const bool valid =
+ audio_is_input_channel(srcChannelMask)
+ && audio_is_input_channel(dstChannelMask)
+ && audio_is_valid_format(srcFormat) && audio_is_linear_pcm(srcFormat)
+ && audio_is_valid_format(dstFormat) && audio_is_linear_pcm(dstFormat)
+ && (srcSampleRate <= dstSampleRate * AUDIO_RESAMPLER_DOWN_RATIO_MAX)
+ ; // no upsampling checks for now
+ if (!valid) {
+ return BAD_VALUE;
+ }
+
+ mSrcFormat = srcFormat;
+ mSrcChannelMask = srcChannelMask;
+ mSrcSampleRate = srcSampleRate;
+ mDstFormat = dstFormat;
+ mDstChannelMask = dstChannelMask;
+ mDstSampleRate = dstSampleRate;
+
+ // compute derived parameters
+ mSrcChannelCount = audio_channel_count_from_in_mask(srcChannelMask);
+ mDstChannelCount = audio_channel_count_from_in_mask(dstChannelMask);
+ mDstFrameSize = mDstChannelCount * audio_bytes_per_sample(mDstFormat);
+
+ // do we need a format buffer?
+ if (mSrcFormat != mDstFormat && mDstChannelCount != mSrcChannelCount) {
+ mBufFrameSize = mDstChannelCount * audio_bytes_per_sample(mSrcFormat);
+ } else {
+ mBufFrameSize = 0;
+ }
+ mBufFrames = 0; // force the buffer to be resized.
+
+ // do we need to resample?
+ if (mSrcSampleRate != mDstSampleRate) {
+ if (mResampler != NULL) {
+ delete mResampler;
+ }
+ mResampler = AudioResampler::create(AUDIO_FORMAT_PCM_16_BIT,
+ mSrcChannelCount, mDstSampleRate); // may seem confusing...
+ mResampler->setSampleRate(mSrcSampleRate);
+ mResampler->setVolume(AudioMixer::UNITY_GAIN_FLOAT, AudioMixer::UNITY_GAIN_FLOAT);
+ }
+ return NO_ERROR;
+}
+
+void AudioFlinger::RecordThread::RecordBufferConverter::convert(
+ void *dst, /*const*/ void *src, size_t frames)
+{
+ // check if a memcpy will do
+ if (mResampler == NULL
+ && mSrcChannelCount == mDstChannelCount
+ && mSrcFormat == mDstFormat) {
+ memcpy(dst, src,
+ frames * mDstChannelCount * audio_bytes_per_sample(mDstFormat));
+ return;
+ }
+ // reallocate buffer if needed
+ if (mBufFrameSize != 0 && mBufFrames < frames) {
+ free(mBuf);
+ mBufFrames = frames;
+ (void)posix_memalign(&mBuf, 32, mBufFrames * mBufFrameSize);
+ }
+ // do processing
+ if (mResampler != NULL) {
+ // src channel count is always >= 2.
+ void *dstBuf = mBuf != NULL ? mBuf : dst;
+ // ditherAndClamp() works as long as all buffers returned by
+ // activeTrack->getNextBuffer() are 32 bit aligned which should be always true.
+ if (mDstChannelCount == 1) {
+ // the resampler always outputs stereo samples.
+ // FIXME: this rewrites back into src
+ ditherAndClamp((int32_t *)src, (const int32_t *)src, frames);
+ downmix_to_mono_i16_from_stereo_i16((int16_t *)dstBuf,
+ (const int16_t *)src, frames);
+ } else {
+ ditherAndClamp((int32_t *)dstBuf, (const int32_t *)src, frames);
+ }
+ } else if (mSrcChannelCount != mDstChannelCount) {
+ void *dstBuf = mBuf != NULL ? mBuf : dst;
+ if (mSrcChannelCount == 1) {
+ upmix_to_stereo_i16_from_mono_i16((int16_t *)dstBuf, (const int16_t *)src,
+ frames);
+ } else {
+ downmix_to_mono_i16_from_stereo_i16((int16_t *)dstBuf,
+ (const int16_t *)src, frames);
+ }
+ }
+ if (mSrcFormat != mDstFormat) {
+ void *srcBuf = mBuf != NULL ? mBuf : src;
+ memcpy_by_audio_format(dst, mDstFormat, srcBuf, mSrcFormat,
+ frames * mDstChannelCount);
+ }
+}
+
bool AudioFlinger::RecordThread::checkForNewParameter_l(const String8& keyValuePair,
status_t& status)
{
@@ -6303,7 +6436,7 @@
reconfig = true;
}
if (param.getInt(String8(AudioParameter::keyFormat), value) == NO_ERROR) {
- if ((audio_format_t) value != AUDIO_FORMAT_PCM_16_BIT) {
+ if (!audio_is_linear_pcm((audio_format_t) value)) {
status = BAD_VALUE;
} else {
reqFormat = (audio_format_t) value;
@@ -6377,10 +6510,10 @@
}
if (reconfig) {
if (status == BAD_VALUE &&
- reqFormat == mInput->stream->common.get_format(&mInput->stream->common) &&
- reqFormat == AUDIO_FORMAT_PCM_16_BIT &&
+ audio_is_linear_pcm(mInput->stream->common.get_format(&mInput->stream->common)) &&
+ audio_is_linear_pcm(reqFormat) &&
(mInput->stream->common.get_sample_rate(&mInput->stream->common)
- <= (2 * samplingRate)) &&
+ <= (AUDIO_RESAMPLER_DOWN_RATIO_MAX * samplingRate)) &&
audio_channel_count_from_in_mask(
mInput->stream->common.get_channels(&mInput->stream->common)) <= FCC_2 &&
(channelMask == AUDIO_CHANNEL_IN_MONO ||
@@ -6451,6 +6584,8 @@
// The value is somewhat arbitrary, and could probably be even larger.
// A larger value should allow more old data to be read after a track calls start(),
// without increasing latency.
+ //
+ // Note this is independent of the maximum downsampling ratio permitted for capture.
mRsmpInFrames = mFrameCount * 7;
mRsmpInFramesP2 = roundup(mRsmpInFrames);
delete[] mRsmpInBuffer;
diff --git a/services/audioflinger/Threads.h b/services/audioflinger/Threads.h
index d600ea9..27bc56b 100644
--- a/services/audioflinger/Threads.h
+++ b/services/audioflinger/Threads.h
@@ -1036,17 +1036,127 @@
public:
class RecordTrack;
+
+ /* The ResamplerBufferProvider is used to retrieve recorded input data from the
+ * RecordThread. It maintains local state on the relative position of the read
+ * position of the RecordTrack compared with the RecordThread.
+ */
class ResamplerBufferProvider : public AudioBufferProvider
- // derives from AudioBufferProvider interface for use by resampler
{
public:
- ResamplerBufferProvider(RecordTrack* recordTrack) : mRecordTrack(recordTrack) { }
+ ResamplerBufferProvider(RecordTrack* recordTrack) :
+ mRecordTrack(recordTrack),
+ mRsmpInUnrel(0), mRsmpInFront(0) { }
virtual ~ResamplerBufferProvider() { }
+
+ // called to set the ResamplerBufferProvider to head of the RecordThread data buffer,
+ // skipping any previous data read from the hal.
+ virtual void reset();
+
+ /* Synchronizes RecordTrack position with the RecordThread.
+ * Calculates available frames and handle overruns if the RecordThread
+ * has advanced faster than the ResamplerBufferProvider has retrieved data.
+ * TODO: why not do this for every getNextBuffer?
+ *
+ * Parameters
+ * framesAvailable: pointer to optional output size_t to store record track
+ * frames available.
+ * hasOverrun: pointer to optional boolean, returns true if track has overrun.
+ */
+
+ virtual void sync(size_t *framesAvailable = NULL, bool *hasOverrun = NULL);
+
// AudioBufferProvider interface
virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts);
virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer);
private:
RecordTrack * const mRecordTrack;
+ size_t mRsmpInUnrel; // unreleased frames remaining from
+ // most recent getNextBuffer
+ // for debug only
+ int32_t mRsmpInFront; // next available frame
+ // rolling counter that is never cleared
+ };
+
+ /* The RecordBufferConverter is used for format, channel, and sample rate
+ * conversion for a RecordTrack.
+ *
+ * TODO: Self contained, so move to a separate file later.
+ *
+ * RecordBufferConverter uses the convert() method rather than exposing a
+ * buffer provider interface; this is to save a memory copy.
+ */
+ class RecordBufferConverter
+ {
+ public:
+ RecordBufferConverter(
+ audio_channel_mask_t srcChannelMask, audio_format_t srcFormat,
+ uint32_t srcSampleRate,
+ audio_channel_mask_t dstChannelMask, audio_format_t dstFormat,
+ uint32_t dstSampleRate);
+
+ ~RecordBufferConverter();
+
+ /* Converts input data from an AudioBufferProvider by format, channelMask,
+ * and sampleRate to a destination buffer.
+ *
+ * Parameters
+ * dst: buffer to place the converted data.
+ * provider: buffer provider to obtain source data.
+ * frames: number of frames to convert
+ *
+ * Returns the number of frames converted.
+ */
+ size_t convert(void *dst, AudioBufferProvider *provider, size_t frames);
+
+ // returns NO_ERROR if constructor was successful
+ status_t initCheck() const {
+ // mSrcChannelMask set on successful updateParameters
+ return mSrcChannelMask != AUDIO_CHANNEL_INVALID ? NO_ERROR : NO_INIT;
+ }
+
+ // allows dynamic reconfigure of all parameters
+ status_t updateParameters(
+ audio_channel_mask_t srcChannelMask, audio_format_t srcFormat,
+ uint32_t srcSampleRate,
+ audio_channel_mask_t dstChannelMask, audio_format_t dstFormat,
+ uint32_t dstSampleRate);
+
+ // called to reset resampler buffers on record track discontinuity
+ void reset() {
+ if (mResampler != NULL) {
+ mResampler->reset();
+ }
+ }
+
+ private:
+ // internal convert function for format and channel mask.
+ void convert(void *dst, /*const*/ void *src, size_t frames);
+
+ // user provided information
+ audio_channel_mask_t mSrcChannelMask;
+ audio_format_t mSrcFormat;
+ uint32_t mSrcSampleRate;
+ audio_channel_mask_t mDstChannelMask;
+ audio_format_t mDstFormat;
+ uint32_t mDstSampleRate;
+
+ // derived information
+ uint32_t mSrcChannelCount;
+ uint32_t mDstChannelCount;
+ size_t mDstFrameSize;
+
+ // format conversion buffer
+ void *mBuf;
+ size_t mBufFrames;
+ size_t mBufFrameSize;
+
+ // resampler info
+ AudioResampler *mResampler;
+ // interleaved stereo pairs of fixed-point Q4.27 or float depending on resampler
+ void *mRsmpOutBuffer;
+ // current allocated frame count for the above, which may be larger than needed
+ size_t mRsmpOutFrameCount;
};
#include "RecordTracks.h"
diff --git a/services/audioflinger/Tracks.cpp b/services/audioflinger/Tracks.cpp
index 5625661..da2d634 100644
--- a/services/audioflinger/Tracks.cpp
+++ b/services/audioflinger/Tracks.cpp
@@ -903,9 +903,14 @@
mPreviousTimestampValid = false;
return INVALID_OPERATION;
}
+ // FIXME Not accurate under dynamic changes of sample rate and speed.
+ // Do not use track's mSampleRate as it is not current for mixer tracks.
+ uint32_t sampleRate = mAudioTrackServerProxy->getSampleRate();
+ float speed, pitch;
+ mAudioTrackServerProxy->getPlaybackRate(&speed, &pitch);
uint32_t unpresentedFrames =
- ((int64_t) playbackThread->mLatchQ.mUnpresentedFrames * mSampleRate) /
- playbackThread->mSampleRate;
+ ((double) playbackThread->mLatchQ.mUnpresentedFrames * sampleRate * speed)
+ / playbackThread->mSampleRate;
// FIXME Since we're using a raw pointer as the key, it is theoretically possible
// for a brand new track to share the same address as a recently destroyed
// track, and thus for us to get the frames released of the wrong track.
@@ -1990,29 +1995,30 @@
((flags & IAudioFlinger::TRACK_FAST) ? ALLOC_PIPE : ALLOC_CBLK) :
((buffer == NULL) ? ALLOC_LOCAL : ALLOC_NONE),
type),
- mOverflow(false), mResampler(NULL), mRsmpOutBuffer(NULL), mRsmpOutFrameCount(0),
- // See real initialization of mRsmpInFront at RecordThread::start()
- mRsmpInUnrel(0), mRsmpInFront(0), mFramesToDrop(0), mResamplerBufferProvider(NULL)
+ mOverflow(false),
+ mFramesToDrop(0)
{
if (mCblk == NULL) {
return;
}
+ mRecordBufferConverter = new RecordBufferConverter(
+ thread->mChannelMask, thread->mFormat, thread->mSampleRate,
+ channelMask, format, sampleRate);
+ // Check if the RecordBufferConverter construction was successful.
+ // If not, don't continue with construction.
+ //
+ // NOTE: It would be extremely rare that the record track cannot be created
+ // for the current device, but a pending or future device change would make
+ // the record track configuration valid.
+ if (mRecordBufferConverter->initCheck() != NO_ERROR) {
+ ALOGE("RecordTrack unable to create record buffer converter");
+ return;
+ }
+
mServerProxy = new AudioRecordServerProxy(mCblk, mBuffer, frameCount,
mFrameSize, !isExternalTrack());
-
- uint32_t channelCount = audio_channel_count_from_in_mask(channelMask);
- // FIXME I don't understand either of the channel count checks
- if (thread->mSampleRate != sampleRate && thread->mChannelCount <= FCC_2 &&
- channelCount <= FCC_2) {
- // sink SR
- mResampler = AudioResampler::create(AUDIO_FORMAT_PCM_16_BIT,
- thread->mChannelCount, sampleRate);
- // source SR
- mResampler->setSampleRate(thread->mSampleRate);
- mResampler->setVolume(AudioMixer::UNITY_GAIN_FLOAT, AudioMixer::UNITY_GAIN_FLOAT);
- mResamplerBufferProvider = new ResamplerBufferProvider(this);
- }
+ mResamplerBufferProvider = new ResamplerBufferProvider(this);
if (flags & IAudioFlinger::TRACK_FAST) {
ALOG_ASSERT(thread->mFastTrackAvail);
@@ -2023,11 +2029,19 @@
AudioFlinger::RecordThread::RecordTrack::~RecordTrack()
{
ALOGV("%s", __func__);
- delete mResampler;
- delete[] mRsmpOutBuffer;
+ delete mRecordBufferConverter;
delete mResamplerBufferProvider;
}
+status_t AudioFlinger::RecordThread::RecordTrack::initCheck() const
+{
+ status_t status = TrackBase::initCheck();
+ if (status == NO_ERROR && mServerProxy == 0) {
+ status = BAD_VALUE;
+ }
+ return status;
+}
+
// AudioBufferProvider interface
status_t AudioFlinger::RecordThread::RecordTrack::getNextBuffer(AudioBufferProvider::Buffer* buffer,
int64_t pts __unused)
diff --git a/services/audioflinger/tests/Android.mk b/services/audioflinger/tests/Android.mk
index 8604ef5..76997be 100644
--- a/services/audioflinger/tests/Android.mk
+++ b/services/audioflinger/tests/Android.mk
@@ -39,6 +39,7 @@
LOCAL_SRC_FILES:= \
test-mixer.cpp \
../AudioMixer.cpp.arm \
+ ../BufferProviders.cpp
LOCAL_C_INCLUDES := \
$(call include-path-for, audio-effects) \
diff --git a/services/audioflinger/tests/resampler_tests.cpp b/services/audioflinger/tests/resampler_tests.cpp
index d6217ba..9e375db 100644
--- a/services/audioflinger/tests/resampler_tests.cpp
+++ b/services/audioflinger/tests/resampler_tests.cpp
@@ -48,7 +48,10 @@
if (thisFrames == 0 || thisFrames > outputFrames - i) {
thisFrames = outputFrames - i;
}
- resampler->resample((int32_t*) output + channels*i, thisFrames, provider);
+ size_t framesResampled = resampler->resample(
+ (int32_t*) output + channels*i, thisFrames, provider);
+ // we should have enough buffer space, so there is no short count.
+ ASSERT_EQ(thisFrames, framesResampled);
i += thisFrames;
}
}
diff --git a/services/audiopolicy/common/include/Volume.h b/services/audiopolicy/common/include/Volume.h
index a4cc759..4205589 100755
--- a/services/audiopolicy/common/include/Volume.h
+++ b/services/audiopolicy/common/include/Volume.h
@@ -18,6 +18,10 @@
#include <system/audio.h>
#include <utils/Log.h>
+#include <math.h>
+
+// Absolute min volume in dB (can be represented in single precision normal float value)
+#define VOLUME_MIN_DB (-758)
class VolumeCurvePoint
{
@@ -32,7 +36,7 @@
/**
* 4 points to define the volume attenuation curve, each characterized by the volume
* index (from 0 to 100) at which they apply, and the attenuation in dB at that index.
- * we use 100 steps to avoid rounding errors when computing the volume in volIndexToAmpl()
+ * we use 100 steps to avoid rounding errors when computing the volume in volIndexToDb()
*
* @todo shall become configurable
*/
@@ -134,4 +138,20 @@
}
}
+ static inline float DbToAmpl(float decibels)
+ {
+ if (decibels <= VOLUME_MIN_DB) {
+ return 0.0f;
+ }
+ return exp( decibels * 0.115129f); // exp( dB * ln(10) / 20 )
+ }
+
+ static inline float AmplToDb(float amplification)
+ {
+ if (amplification == 0) {
+ return VOLUME_MIN_DB;
+ }
+ return 20 * log10(amplification);
+ }
+
};
diff --git a/services/audiopolicy/common/managerdefinitions/Android.mk b/services/audiopolicy/common/managerdefinitions/Android.mk
index 71ba1cb..7c265aa 100644
--- a/services/audiopolicy/common/managerdefinitions/Android.mk
+++ b/services/audiopolicy/common/managerdefinitions/Android.mk
@@ -25,6 +25,7 @@
LOCAL_C_INCLUDES += \
$(LOCAL_PATH)/include \
$(TOPDIR)frameworks/av/services/audiopolicy/common/include \
+ $(TOPDIR)frameworks/av/services/audiopolicy
LOCAL_EXPORT_C_INCLUDE_DIRS := \
$(LOCAL_PATH)/include
diff --git a/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h b/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
index cc2a3bd..f1aee46 100644
--- a/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
+++ b/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
@@ -27,25 +27,36 @@
class IOProfile;
class AudioMix;
+class AudioPolicyClientInterface;
// descriptor for audio outputs. Used to maintain current configuration of each opened audio output
// and keep track of the usage of this output by each audio stream type.
class AudioOutputDescriptor: public AudioPortConfig
{
public:
- AudioOutputDescriptor(const sp<IOProfile>& profile);
+ AudioOutputDescriptor(const sp<AudioPort>& port,
+ AudioPolicyClientInterface *clientInterface);
+ virtual ~AudioOutputDescriptor() {}
status_t dump(int fd);
void log(const char* indent);
- audio_devices_t device() const;
- void changeRefCount(audio_stream_type_t stream, int delta);
audio_port_handle_t getId() const;
- void setIoHandle(audio_io_handle_t ioHandle);
- bool isDuplicated() const { return (mOutput1 != NULL && mOutput2 != NULL); }
- audio_devices_t supportedDevices();
- uint32_t latency();
- bool sharesHwModuleWith(const sp<AudioOutputDescriptor> outputDesc);
+ virtual audio_devices_t device() const;
+ virtual bool sharesHwModuleWith(const sp<AudioOutputDescriptor> outputDesc);
+ virtual audio_devices_t supportedDevices();
+ virtual bool isDuplicated() const { return false; }
+ virtual uint32_t latency() { return 0; }
+ virtual bool isFixedVolume(audio_devices_t device);
+ virtual sp<AudioOutputDescriptor> subOutput1() { return 0; }
+ virtual sp<AudioOutputDescriptor> subOutput2() { return 0; }
+ virtual bool setVolume(float volume,
+ audio_stream_type_t stream,
+ audio_devices_t device,
+ uint32_t delayMs,
+ bool force);
+ virtual void changeRefCount(audio_stream_type_t stream, int delta);
+
bool isActive(uint32_t inPastMs = 0) const;
bool isStreamActive(audio_stream_type_t stream,
uint32_t inPastMs = 0,
@@ -53,34 +64,69 @@
virtual void toAudioPortConfig(struct audio_port_config *dstConfig,
const struct audio_port_config *srcConfig = NULL) const;
- virtual sp<AudioPort> getAudioPort() const { return mProfile; }
- void toAudioPort(struct audio_port *port) const;
+ virtual sp<AudioPort> getAudioPort() const { return mPort; }
+ virtual void toAudioPort(struct audio_port *port) const;
audio_module_handle_t getModuleHandle() const;
- audio_io_handle_t mIoHandle; // output handle
- uint32_t mLatency; //
- audio_output_flags_t mFlags; //
+ sp<AudioPort> mPort;
audio_devices_t mDevice; // current device this output is routed to
- AudioMix *mPolicyMix; // non NULL when used by a dynamic policy
audio_patch_handle_t mPatchHandle;
uint32_t mRefCount[AUDIO_STREAM_CNT]; // number of streams of each type using this output
nsecs_t mStopTime[AUDIO_STREAM_CNT];
- sp<AudioOutputDescriptor> mOutput1; // used by duplicated outputs: first output
- sp<AudioOutputDescriptor> mOutput2; // used by duplicated outputs: second output
- float mCurVolume[AUDIO_STREAM_CNT]; // current stream volume
+ float mCurVolume[AUDIO_STREAM_CNT]; // current stream volume in dB
int mMuteCount[AUDIO_STREAM_CNT]; // mute request counter
- const sp<IOProfile> mProfile; // I/O profile this output derives from
bool mStrategyMutedByDevice[NUM_STRATEGIES]; // strategies muted because of incompatible
// device selection. See checkDeviceMuteStrategies()
- uint32_t mDirectOpenCount; // number of clients using this output (direct outputs only)
+ AudioPolicyClientInterface *mClientInterface;
-private:
+protected:
audio_port_handle_t mId;
};
-class AudioOutputCollection :
- public DefaultKeyedVector< audio_io_handle_t, sp<AudioOutputDescriptor> >
+// Audio output driven by a software mixer in audio flinger.
+class SwAudioOutputDescriptor: public AudioOutputDescriptor
+{
+public:
+ SwAudioOutputDescriptor(const sp<IOProfile>& profile,
+ AudioPolicyClientInterface *clientInterface);
+ virtual ~SwAudioOutputDescriptor() {}
+
+ status_t dump(int fd);
+
+ void setIoHandle(audio_io_handle_t ioHandle);
+
+ virtual audio_devices_t device() const;
+ virtual bool sharesHwModuleWith(const sp<AudioOutputDescriptor> outputDesc);
+ virtual audio_devices_t supportedDevices();
+ virtual uint32_t latency();
+ virtual bool isDuplicated() const { return (mOutput1 != NULL && mOutput2 != NULL); }
+ virtual bool isFixedVolume(audio_devices_t device);
+ virtual sp<AudioOutputDescriptor> subOutput1() { return mOutput1; }
+ virtual sp<AudioOutputDescriptor> subOutput2() { return mOutput2; }
+ virtual void changeRefCount(audio_stream_type_t stream, int delta);
+ virtual bool setVolume(float volume,
+ audio_stream_type_t stream,
+ audio_devices_t device,
+ uint32_t delayMs,
+ bool force);
+
+ virtual void toAudioPortConfig(struct audio_port_config *dstConfig,
+ const struct audio_port_config *srcConfig = NULL) const;
+ virtual void toAudioPort(struct audio_port *port) const;
+
+ const sp<IOProfile> mProfile; // I/O profile this output derives from
+ audio_io_handle_t mIoHandle; // output handle
+ uint32_t mLatency; //
+ audio_output_flags_t mFlags; //
+ AudioMix *mPolicyMix; // non NULL when used by a dynamic policy
+ sp<SwAudioOutputDescriptor> mOutput1; // used by duplicated outputs: first output
+ sp<SwAudioOutputDescriptor> mOutput2; // used by duplicated outputs: second output
+ uint32_t mDirectOpenCount; // number of clients using this output (direct outputs only)
+};
+
+class SwAudioOutputCollection :
+ public DefaultKeyedVector< audio_io_handle_t, sp<SwAudioOutputDescriptor> >
{
public:
bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs = 0) const;
@@ -99,9 +145,9 @@
*/
audio_io_handle_t getA2dpOutput() const;
- sp<AudioOutputDescriptor> getOutputFromId(audio_port_handle_t id) const;
+ sp<SwAudioOutputDescriptor> getOutputFromId(audio_port_handle_t id) const;
- sp<AudioOutputDescriptor> getPrimaryOutput() const;
+ sp<SwAudioOutputDescriptor> getPrimaryOutput() const;
/**
* return true if any output is playing anything besides the stream to ignore
diff --git a/services/audiopolicy/common/managerdefinitions/include/AudioPolicyMix.h b/services/audiopolicy/common/managerdefinitions/include/AudioPolicyMix.h
index 988aed6..d51f4e1 100644
--- a/services/audiopolicy/common/managerdefinitions/include/AudioPolicyMix.h
+++ b/services/audiopolicy/common/managerdefinitions/include/AudioPolicyMix.h
@@ -24,7 +24,7 @@
namespace android {
-class AudioOutputDescriptor;
+class SwAudioOutputDescriptor;
/**
* custom mix entry in mPolicyMixes
@@ -33,19 +33,19 @@
public:
AudioPolicyMix() {}
- const sp<AudioOutputDescriptor> &getOutput() const;
+ const sp<SwAudioOutputDescriptor> &getOutput() const;
- void setOutput(sp<AudioOutputDescriptor> &output);
+ void setOutput(sp<SwAudioOutputDescriptor> &output);
void clearOutput();
- android::AudioMix &getMix();
+ android::AudioMix *getMix();
void setMix(AudioMix &mix);
private:
AudioMix mMix; // Audio policy mix descriptor
- sp<AudioOutputDescriptor> mOutput; // Corresponding output stream
+ sp<SwAudioOutputDescriptor> mOutput; // Corresponding output stream
};
@@ -58,24 +58,24 @@
status_t unregisterMix(String8 address);
- void closeOutput(sp<AudioOutputDescriptor> &desc);
+ void closeOutput(sp<SwAudioOutputDescriptor> &desc);
/**
* Try to find an output descriptor for the given attributes.
*
- * @param[in] attributes to consider for the research of output descriptor.
+ * @param[in] attributes to consider fowr the research of output descriptor.
* @param[out] desc to return if an output could be found.
*
* @return NO_ERROR if an output was found for the given attribute (in this case, the
* descriptor output param is initialized), error code otherwise.
*/
- status_t getOutputForAttr(audio_attributes_t attributes, sp<AudioOutputDescriptor> &desc);
+ status_t getOutputForAttr(audio_attributes_t attributes, sp<SwAudioOutputDescriptor> &desc);
audio_devices_t getDeviceAndMixForInputSource(audio_source_t inputSource,
audio_devices_t availableDeviceTypes,
AudioMix **policyMix);
- status_t getInputMixForAttr(audio_attributes_t attr, AudioMix *&policyMix);
+ status_t getInputMixForAttr(audio_attributes_t attr, AudioMix **policyMix);
};
}; // namespace android
diff --git a/services/audiopolicy/common/managerdefinitions/include/AudioPort.h b/services/audiopolicy/common/managerdefinitions/include/AudioPort.h
index dea1b8a..1c2c27e 100644
--- a/services/audiopolicy/common/managerdefinitions/include/AudioPort.h
+++ b/services/audiopolicy/common/managerdefinitions/include/AudioPort.h
@@ -62,8 +62,12 @@
// searches for an exact match
status_t checkExactChannelMask(audio_channel_mask_t channelMask) const;
// searches for a compatible match, currently implemented for input channel masks only
- status_t checkCompatibleChannelMask(audio_channel_mask_t channelMask) const;
- status_t checkFormat(audio_format_t format) const;
+ status_t checkCompatibleChannelMask(audio_channel_mask_t channelMask,
+ audio_channel_mask_t *updatedChannelMask) const;
+
+ status_t checkExactFormat(audio_format_t format) const;
+ // searches for a compatible match, currently implemented for input formats only
+ status_t checkCompatibleFormat(audio_format_t format, audio_format_t *updatedFormat) const;
status_t checkGain(const struct audio_gain_config *gainConfig, int index) const;
uint32_t pickSamplingRate() const;
@@ -71,6 +75,11 @@
audio_format_t pickFormat() const;
static const audio_format_t sPcmFormatCompareTable[];
+ static int compareFormatsGoodToBad(
+ const audio_format_t *format1, const audio_format_t *format2) {
+ // compareFormats sorts from bad to good, we reverse it here
+ return compareFormats(*format2, *format1);
+ }
static int compareFormats(audio_format_t format1, audio_format_t format2);
audio_module_handle_t getModuleHandle() const;
diff --git a/services/audiopolicy/common/managerdefinitions/include/IOProfile.h b/services/audiopolicy/common/managerdefinitions/include/IOProfile.h
index 022257e..ab6fcc1 100644
--- a/services/audiopolicy/common/managerdefinitions/include/IOProfile.h
+++ b/services/audiopolicy/common/managerdefinitions/include/IOProfile.h
@@ -45,7 +45,9 @@
uint32_t samplingRate,
uint32_t *updatedSamplingRate,
audio_format_t format,
+ audio_format_t *updatedFormat,
audio_channel_mask_t channelMask,
+ audio_channel_mask_t *updatedChannelMask,
uint32_t flags) const;
void dump(int fd);
diff --git a/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp b/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
index 8de8cd8..596aa1d 100644
--- a/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
@@ -17,9 +17,11 @@
#define LOG_TAG "APM::AudioOutputDescriptor"
//#define LOG_NDEBUG 0
+#include <AudioPolicyInterface.h>
#include "AudioOutputDescriptor.h"
#include "IOProfile.h"
#include "AudioGain.h"
+#include "Volume.h"
#include "HwModule.h"
#include <media/AudioPolicy.h>
@@ -29,12 +31,10 @@
namespace android {
-AudioOutputDescriptor::AudioOutputDescriptor(const sp<IOProfile>& profile)
- : mIoHandle(0), mLatency(0),
- mFlags((audio_output_flags_t)0), mDevice(AUDIO_DEVICE_NONE), mPolicyMix(NULL),
- mPatchHandle(0),
- mOutput1(0), mOutput2(0), mProfile(profile), mDirectOpenCount(0),
- mId(0)
+AudioOutputDescriptor::AudioOutputDescriptor(const sp<AudioPort>& port,
+ AudioPolicyClientInterface *clientInterface)
+ : mPort(port), mDevice(AUDIO_DEVICE_NONE),
+ mPatchHandle(0), mClientInterface(clientInterface), mId(0)
{
// clear usage count for all stream types
for (int i = 0; i < AUDIO_STREAM_CNT; i++) {
@@ -46,23 +46,19 @@
for (int i = 0; i < NUM_STRATEGIES; i++) {
mStrategyMutedByDevice[i] = false;
}
- if (profile != NULL) {
- mFlags = (audio_output_flags_t)profile->mFlags;
- mSamplingRate = profile->pickSamplingRate();
- mFormat = profile->pickFormat();
- mChannelMask = profile->pickChannelMask();
- if (profile->mGains.size() > 0) {
- profile->mGains[0]->getDefaultConfig(&mGain);
+ if (port != NULL) {
+ mSamplingRate = port->pickSamplingRate();
+ mFormat = port->pickFormat();
+ mChannelMask = port->pickChannelMask();
+ if (port->mGains.size() > 0) {
+ port->mGains[0]->getDefaultConfig(&mGain);
}
}
}
audio_module_handle_t AudioOutputDescriptor::getModuleHandle() const
{
- if (mProfile == 0) {
- return 0;
- }
- return mProfile->getModuleHandle();
+ return mPort->getModuleHandle();
}
audio_port_handle_t AudioOutputDescriptor::getId() const
@@ -72,35 +68,20 @@
audio_devices_t AudioOutputDescriptor::device() const
{
- if (isDuplicated()) {
- return (audio_devices_t)(mOutput1->mDevice | mOutput2->mDevice);
- } else {
- return mDevice;
- }
+ return mDevice;
}
-void AudioOutputDescriptor::setIoHandle(audio_io_handle_t ioHandle)
+audio_devices_t AudioOutputDescriptor::supportedDevices()
{
- mId = AudioPort::getNextUniqueId();
- mIoHandle = ioHandle;
-}
-
-uint32_t AudioOutputDescriptor::latency()
-{
- if (isDuplicated()) {
- return (mOutput1->mLatency > mOutput2->mLatency) ? mOutput1->mLatency : mOutput2->mLatency;
- } else {
- return mLatency;
- }
+ return mDevice;
}
bool AudioOutputDescriptor::sharesHwModuleWith(
const sp<AudioOutputDescriptor> outputDesc)
{
- if (isDuplicated()) {
- return mOutput1->sharesHwModuleWith(outputDesc) || mOutput2->sharesHwModuleWith(outputDesc);
- } else if (outputDesc->isDuplicated()){
- return sharesHwModuleWith(outputDesc->mOutput1) || sharesHwModuleWith(outputDesc->mOutput2);
+ if (outputDesc->isDuplicated()) {
+ return sharesHwModuleWith(outputDesc->subOutput1()) ||
+ sharesHwModuleWith(outputDesc->subOutput2());
} else {
return (getModuleHandle() == outputDesc->getModuleHandle());
}
@@ -109,11 +90,6 @@
void AudioOutputDescriptor::changeRefCount(audio_stream_type_t stream,
int delta)
{
- // forward usage count change to attached outputs
- if (isDuplicated()) {
- mOutput1->changeRefCount(stream, delta);
- mOutput2->changeRefCount(stream, delta);
- }
if ((delta + (int)mRefCount[stream]) < 0) {
ALOGW("changeRefCount() invalid delta %d for stream %d, refCount %d",
delta, stream, mRefCount[stream]);
@@ -124,15 +100,6 @@
ALOGV("changeRefCount() stream %d, count %d", stream, mRefCount[stream]);
}
-audio_devices_t AudioOutputDescriptor::supportedDevices()
-{
- if (isDuplicated()) {
- return (audio_devices_t)(mOutput1->supportedDevices() | mOutput2->supportedDevices());
- } else {
- return mProfile->mSupportedDevices.types() ;
- }
-}
-
bool AudioOutputDescriptor::isActive(uint32_t inPastMs) const
{
nsecs_t sysTime = 0;
@@ -169,12 +136,33 @@
return false;
}
+
+bool AudioOutputDescriptor::isFixedVolume(audio_devices_t device __unused)
+{
+ return false;
+}
+
+bool AudioOutputDescriptor::setVolume(float volume,
+ audio_stream_type_t stream,
+ audio_devices_t device __unused,
+ uint32_t delayMs,
+ bool force)
+{
+ // We actually change the volume if:
+ // - the float value returned by computeVolume() changed
+ // - the force flag is set
+ if (volume != mCurVolume[stream] || force) {
+ ALOGV("setVolume() for stream %d, volume %f, delay %d", stream, volume, delayMs);
+ mCurVolume[stream] = volume;
+ return true;
+ }
+ return false;
+}
+
void AudioOutputDescriptor::toAudioPortConfig(
struct audio_port_config *dstConfig,
const struct audio_port_config *srcConfig) const
{
- ALOG_ASSERT(!isDuplicated(), "toAudioPortConfig() called on duplicated output %d", mIoHandle);
-
dstConfig->config_mask = AUDIO_PORT_CONFIG_SAMPLE_RATE|AUDIO_PORT_CONFIG_CHANNEL_MASK|
AUDIO_PORT_CONFIG_FORMAT|AUDIO_PORT_CONFIG_GAIN;
if (srcConfig != NULL) {
@@ -186,21 +174,15 @@
dstConfig->role = AUDIO_PORT_ROLE_SOURCE;
dstConfig->type = AUDIO_PORT_TYPE_MIX;
dstConfig->ext.mix.hw_module = getModuleHandle();
- dstConfig->ext.mix.handle = mIoHandle;
dstConfig->ext.mix.usecase.stream = AUDIO_STREAM_DEFAULT;
}
void AudioOutputDescriptor::toAudioPort(
struct audio_port *port) const
{
- ALOG_ASSERT(!isDuplicated(), "toAudioPort() called on duplicated output %d", mIoHandle);
- mProfile->toAudioPort(port);
+ mPort->toAudioPort(port);
port->id = mId;
- toAudioPortConfig(&port->active_config);
port->ext.mix.hw_module = getModuleHandle();
- port->ext.mix.handle = mIoHandle;
- port->ext.mix.latency_class =
- mFlags & AUDIO_OUTPUT_FLAG_FAST ? AUDIO_LATENCY_LOW : AUDIO_LATENCY_NORMAL;
}
status_t AudioOutputDescriptor::dump(int fd)
@@ -209,7 +191,7 @@
char buffer[SIZE];
String8 result;
- snprintf(buffer, SIZE, " ID: %d\n", getId());
+ snprintf(buffer, SIZE, " ID: %d\n", mId);
result.append(buffer);
snprintf(buffer, SIZE, " Sampling rate: %d\n", mSamplingRate);
result.append(buffer);
@@ -217,10 +199,6 @@
result.append(buffer);
snprintf(buffer, SIZE, " Channels: %08x\n", mChannelMask);
result.append(buffer);
- snprintf(buffer, SIZE, " Latency: %d\n", mLatency);
- result.append(buffer);
- snprintf(buffer, SIZE, " Flags %08x\n", mFlags);
- result.append(buffer);
snprintf(buffer, SIZE, " Devices %08x\n", device());
result.append(buffer);
snprintf(buffer, SIZE, " Stream volume refCount muteCount\n");
@@ -237,15 +215,163 @@
void AudioOutputDescriptor::log(const char* indent)
{
- ALOGI("%sID: %d,0x%X, [rt:%d fmt:0x%X ch:0x%X] hndl:%d",
- indent, mId, mId, mSamplingRate, mFormat, mChannelMask, mIoHandle);
+ ALOGI("%sID: %d,0x%X, [rt:%d fmt:0x%X ch:0x%X]",
+ indent, mId, mId, mSamplingRate, mFormat, mChannelMask);
}
-bool AudioOutputCollection::isStreamActive(audio_stream_type_t stream, uint32_t inPastMs) const
+// SwAudioOutputDescriptor implementation
+SwAudioOutputDescriptor::SwAudioOutputDescriptor(
+ const sp<IOProfile>& profile, AudioPolicyClientInterface *clientInterface)
+ : AudioOutputDescriptor(profile, clientInterface),
+ mProfile(profile), mIoHandle(0), mLatency(0),
+ mFlags((audio_output_flags_t)0), mPolicyMix(NULL),
+ mOutput1(0), mOutput2(0), mDirectOpenCount(0)
+{
+ if (profile != NULL) {
+ mFlags = (audio_output_flags_t)profile->mFlags;
+ }
+}
+
+void SwAudioOutputDescriptor::setIoHandle(audio_io_handle_t ioHandle)
+{
+ mId = AudioPort::getNextUniqueId();
+ mIoHandle = ioHandle;
+}
+
+
+status_t SwAudioOutputDescriptor::dump(int fd)
+{
+ const size_t SIZE = 256;
+ char buffer[SIZE];
+ String8 result;
+
+ snprintf(buffer, SIZE, " Latency: %d\n", mLatency);
+ result.append(buffer);
+ snprintf(buffer, SIZE, " Flags %08x\n", mFlags);
+ result.append(buffer);
+ write(fd, result.string(), result.size());
+
+ AudioOutputDescriptor::dump(fd);
+
+ return NO_ERROR;
+}
+
+audio_devices_t SwAudioOutputDescriptor::device() const
+{
+ if (isDuplicated()) {
+ return (audio_devices_t)(mOutput1->mDevice | mOutput2->mDevice);
+ } else {
+ return mDevice;
+ }
+}
+
+bool SwAudioOutputDescriptor::sharesHwModuleWith(
+ const sp<AudioOutputDescriptor> outputDesc)
+{
+ if (isDuplicated()) {
+ return mOutput1->sharesHwModuleWith(outputDesc) || mOutput2->sharesHwModuleWith(outputDesc);
+ } else if (outputDesc->isDuplicated()){
+ return sharesHwModuleWith(outputDesc->subOutput1()) ||
+ sharesHwModuleWith(outputDesc->subOutput2());
+ } else {
+ return AudioOutputDescriptor::sharesHwModuleWith(outputDesc);
+ }
+}
+
+audio_devices_t SwAudioOutputDescriptor::supportedDevices()
+{
+ if (isDuplicated()) {
+ return (audio_devices_t)(mOutput1->supportedDevices() | mOutput2->supportedDevices());
+ } else {
+ return mProfile->mSupportedDevices.types() ;
+ }
+}
+
+uint32_t SwAudioOutputDescriptor::latency()
+{
+ if (isDuplicated()) {
+ return (mOutput1->mLatency > mOutput2->mLatency) ? mOutput1->mLatency : mOutput2->mLatency;
+ } else {
+ return mLatency;
+ }
+}
+
+void SwAudioOutputDescriptor::changeRefCount(audio_stream_type_t stream,
+ int delta)
+{
+ // forward usage count change to attached outputs
+ if (isDuplicated()) {
+ mOutput1->changeRefCount(stream, delta);
+ mOutput2->changeRefCount(stream, delta);
+ }
+ AudioOutputDescriptor::changeRefCount(stream, delta);
+}
+
+
+bool SwAudioOutputDescriptor::isFixedVolume(audio_devices_t device)
+{
+ // unit gain if rerouting to external policy
+ if (device == AUDIO_DEVICE_OUT_REMOTE_SUBMIX) {
+ if (mPolicyMix != NULL) {
+ ALOGV("max gain when rerouting for output=%d", mIoHandle);
+ return true;
+ }
+ }
+ return false;
+}
+
+void SwAudioOutputDescriptor::toAudioPortConfig(
+ struct audio_port_config *dstConfig,
+ const struct audio_port_config *srcConfig) const
+{
+
+ ALOG_ASSERT(!isDuplicated(), "toAudioPortConfig() called on duplicated output %d", mIoHandle);
+ AudioOutputDescriptor::toAudioPortConfig(dstConfig, srcConfig);
+
+ dstConfig->ext.mix.handle = mIoHandle;
+}
+
+void SwAudioOutputDescriptor::toAudioPort(
+ struct audio_port *port) const
+{
+ ALOG_ASSERT(!isDuplicated(), "toAudioPort() called on duplicated output %d", mIoHandle);
+
+ AudioOutputDescriptor::toAudioPort(port);
+
+ toAudioPortConfig(&port->active_config);
+ port->ext.mix.handle = mIoHandle;
+ port->ext.mix.latency_class =
+ mFlags & AUDIO_OUTPUT_FLAG_FAST ? AUDIO_LATENCY_LOW : AUDIO_LATENCY_NORMAL;
+}
+
+bool SwAudioOutputDescriptor::setVolume(float volume,
+ audio_stream_type_t stream,
+ audio_devices_t device,
+ uint32_t delayMs,
+ bool force)
+{
+ bool changed = AudioOutputDescriptor::setVolume(volume, stream, device, delayMs, force);
+
+ if (changed) {
+ // Force VOICE_CALL to track BLUETOOTH_SCO stream volume when bluetooth audio is
+ // enabled
+ float volume = Volume::DbToAmpl(mCurVolume[stream]);
+ if (stream == AUDIO_STREAM_BLUETOOTH_SCO) {
+ mClientInterface->setStreamVolume(
+ AUDIO_STREAM_VOICE_CALL, volume, mIoHandle, delayMs);
+ }
+ mClientInterface->setStreamVolume(stream, volume, mIoHandle, delayMs);
+ }
+ return changed;
+}
+
+// SwAudioOutputCollection implementation
+
+bool SwAudioOutputCollection::isStreamActive(audio_stream_type_t stream, uint32_t inPastMs) const
{
nsecs_t sysTime = systemTime();
for (size_t i = 0; i < this->size(); i++) {
- const sp<AudioOutputDescriptor> outputDesc = this->valueAt(i);
+ const sp<SwAudioOutputDescriptor> outputDesc = this->valueAt(i);
if (outputDesc->isStreamActive(stream, inPastMs, sysTime)) {
return true;
}
@@ -253,12 +379,12 @@
return false;
}
-bool AudioOutputCollection::isStreamActiveRemotely(audio_stream_type_t stream,
+bool SwAudioOutputCollection::isStreamActiveRemotely(audio_stream_type_t stream,
uint32_t inPastMs) const
{
nsecs_t sysTime = systemTime();
for (size_t i = 0; i < size(); i++) {
- const sp<AudioOutputDescriptor> outputDesc = valueAt(i);
+ const sp<SwAudioOutputDescriptor> outputDesc = valueAt(i);
if (((outputDesc->device() & APM_AUDIO_OUT_DEVICE_REMOTE_ALL) != 0) &&
outputDesc->isStreamActive(stream, inPastMs, sysTime)) {
// do not consider re routing (when the output is going to a dynamic policy)
@@ -271,10 +397,10 @@
return false;
}
-audio_io_handle_t AudioOutputCollection::getA2dpOutput() const
+audio_io_handle_t SwAudioOutputCollection::getA2dpOutput() const
{
for (size_t i = 0; i < size(); i++) {
- sp<AudioOutputDescriptor> outputDesc = valueAt(i);
+ sp<SwAudioOutputDescriptor> outputDesc = valueAt(i);
if (!outputDesc->isDuplicated() && outputDesc->device() & AUDIO_DEVICE_OUT_ALL_A2DP) {
return this->keyAt(i);
}
@@ -282,10 +408,10 @@
return 0;
}
-sp<AudioOutputDescriptor> AudioOutputCollection::getPrimaryOutput() const
+sp<SwAudioOutputDescriptor> SwAudioOutputCollection::getPrimaryOutput() const
{
for (size_t i = 0; i < size(); i++) {
- const sp<AudioOutputDescriptor> outputDesc = valueAt(i);
+ const sp<SwAudioOutputDescriptor> outputDesc = valueAt(i);
if (outputDesc->mFlags & AUDIO_OUTPUT_FLAG_PRIMARY) {
return outputDesc;
}
@@ -293,9 +419,9 @@
return NULL;
}
-sp<AudioOutputDescriptor> AudioOutputCollection::getOutputFromId(audio_port_handle_t id) const
+sp<SwAudioOutputDescriptor> SwAudioOutputCollection::getOutputFromId(audio_port_handle_t id) const
{
- sp<AudioOutputDescriptor> outputDesc = NULL;
+ sp<SwAudioOutputDescriptor> outputDesc = NULL;
for (size_t i = 0; i < size(); i++) {
outputDesc = valueAt(i);
if (outputDesc->getId() == id) {
@@ -305,14 +431,14 @@
return outputDesc;
}
-bool AudioOutputCollection::isAnyOutputActive(audio_stream_type_t streamToIgnore) const
+bool SwAudioOutputCollection::isAnyOutputActive(audio_stream_type_t streamToIgnore) const
{
for (size_t s = 0 ; s < AUDIO_STREAM_CNT ; s++) {
if (s == (size_t) streamToIgnore) {
continue;
}
for (size_t i = 0; i < size(); i++) {
- const sp<AudioOutputDescriptor> outputDesc = valueAt(i);
+ const sp<SwAudioOutputDescriptor> outputDesc = valueAt(i);
if (outputDesc->mRefCount[s] != 0) {
return true;
}
@@ -321,15 +447,15 @@
return false;
}
-audio_devices_t AudioOutputCollection::getSupportedDevices(audio_io_handle_t handle) const
+audio_devices_t SwAudioOutputCollection::getSupportedDevices(audio_io_handle_t handle) const
{
- sp<AudioOutputDescriptor> outputDesc = valueFor(handle);
+ sp<SwAudioOutputDescriptor> outputDesc = valueFor(handle);
audio_devices_t devices = outputDesc->mProfile->mSupportedDevices.types();
return devices;
}
-status_t AudioOutputCollection::dump(int fd) const
+status_t SwAudioOutputCollection::dump(int fd) const
{
const size_t SIZE = 256;
char buffer[SIZE];
diff --git a/services/audiopolicy/common/managerdefinitions/src/AudioPolicyMix.cpp b/services/audiopolicy/common/managerdefinitions/src/AudioPolicyMix.cpp
index 84a53ebd..77fc0b9 100644
--- a/services/audiopolicy/common/managerdefinitions/src/AudioPolicyMix.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/AudioPolicyMix.cpp
@@ -26,12 +26,12 @@
namespace android {
-void AudioPolicyMix::setOutput(sp<AudioOutputDescriptor> &output)
+void AudioPolicyMix::setOutput(sp<SwAudioOutputDescriptor> &output)
{
mOutput = output;
}
-const sp<AudioOutputDescriptor> &AudioPolicyMix::getOutput() const
+const sp<SwAudioOutputDescriptor> &AudioPolicyMix::getOutput() const
{
return mOutput;
}
@@ -46,9 +46,9 @@
mMix = mix;
}
-android::AudioMix &AudioPolicyMix::getMix()
+android::AudioMix *AudioPolicyMix::getMix()
{
- return mMix;
+ return &mMix;
}
status_t AudioPolicyMixCollection::registerMix(String8 address, AudioMix mix)
@@ -88,7 +88,7 @@
return NO_ERROR;
}
-void AudioPolicyMixCollection::closeOutput(sp<AudioOutputDescriptor> &desc)
+void AudioPolicyMixCollection::closeOutput(sp<SwAudioOutputDescriptor> &desc)
{
for (size_t i = 0; i < size(); i++) {
sp<AudioPolicyMix> policyMix = valueAt(i);
@@ -99,40 +99,40 @@
}
status_t AudioPolicyMixCollection::getOutputForAttr(audio_attributes_t attributes,
- sp<AudioOutputDescriptor> &desc)
+ sp<SwAudioOutputDescriptor> &desc)
{
for (size_t i = 0; i < size(); i++) {
sp<AudioPolicyMix> policyMix = valueAt(i);
- AudioMix mix = policyMix->getMix();
+ AudioMix *mix = policyMix->getMix();
- if (mix.mMixType == MIX_TYPE_PLAYERS) {
- for (size_t j = 0; j < mix.mCriteria.size(); j++) {
- if ((RULE_MATCH_ATTRIBUTE_USAGE == mix.mCriteria[j].mRule &&
- mix.mCriteria[j].mAttr.mUsage == attributes.usage) ||
- (RULE_EXCLUDE_ATTRIBUTE_USAGE == mix.mCriteria[j].mRule &&
- mix.mCriteria[j].mAttr.mUsage != attributes.usage)) {
+ if (mix->mMixType == MIX_TYPE_PLAYERS) {
+ for (size_t j = 0; j < mix->mCriteria.size(); j++) {
+ if ((RULE_MATCH_ATTRIBUTE_USAGE == mix->mCriteria[j].mRule &&
+ mix->mCriteria[j].mAttr.mUsage == attributes.usage) ||
+ (RULE_EXCLUDE_ATTRIBUTE_USAGE == mix->mCriteria[j].mRule &&
+ mix->mCriteria[j].mAttr.mUsage != attributes.usage)) {
desc = policyMix->getOutput();
break;
}
if (strncmp(attributes.tags, "addr=", strlen("addr=")) == 0 &&
strncmp(attributes.tags + strlen("addr="),
- mix.mRegistrationId.string(),
+ mix->mRegistrationId.string(),
AUDIO_ATTRIBUTES_TAGS_MAX_SIZE - strlen("addr=") - 1) == 0) {
desc = policyMix->getOutput();
break;
}
}
- } else if (mix.mMixType == MIX_TYPE_RECORDERS) {
+ } else if (mix->mMixType == MIX_TYPE_RECORDERS) {
if (attributes.usage == AUDIO_USAGE_VIRTUAL_SOURCE &&
strncmp(attributes.tags, "addr=", strlen("addr=")) == 0 &&
strncmp(attributes.tags + strlen("addr="),
- mix.mRegistrationId.string(),
+ mix->mRegistrationId.string(),
AUDIO_ATTRIBUTES_TAGS_MAX_SIZE - strlen("addr=") - 1) == 0) {
desc = policyMix->getOutput();
}
}
if (desc != 0) {
- desc->mPolicyMix = &mix;
+ desc->mPolicyMix = mix;
return NO_ERROR;
}
}
@@ -144,19 +144,19 @@
AudioMix **policyMix)
{
for (size_t i = 0; i < size(); i++) {
- AudioMix mix = valueAt(i)->getMix();
+ AudioMix *mix = valueAt(i)->getMix();
- if (mix.mMixType != MIX_TYPE_RECORDERS) {
+ if (mix->mMixType != MIX_TYPE_RECORDERS) {
continue;
}
- for (size_t j = 0; j < mix.mCriteria.size(); j++) {
- if ((RULE_MATCH_ATTRIBUTE_CAPTURE_PRESET == mix.mCriteria[j].mRule &&
- mix.mCriteria[j].mAttr.mSource == inputSource) ||
- (RULE_EXCLUDE_ATTRIBUTE_CAPTURE_PRESET == mix.mCriteria[j].mRule &&
- mix.mCriteria[j].mAttr.mSource != inputSource)) {
+ for (size_t j = 0; j < mix->mCriteria.size(); j++) {
+ if ((RULE_MATCH_ATTRIBUTE_CAPTURE_PRESET == mix->mCriteria[j].mRule &&
+ mix->mCriteria[j].mAttr.mSource == inputSource) ||
+ (RULE_EXCLUDE_ATTRIBUTE_CAPTURE_PRESET == mix->mCriteria[j].mRule &&
+ mix->mCriteria[j].mAttr.mSource != inputSource)) {
if (availDevices & AUDIO_DEVICE_IN_REMOTE_SUBMIX) {
if (policyMix != NULL) {
- *policyMix = &mix;
+ *policyMix = mix;
}
return AUDIO_DEVICE_IN_REMOTE_SUBMIX;
}
@@ -167,7 +167,7 @@
return AUDIO_DEVICE_NONE;
}
-status_t AudioPolicyMixCollection::getInputMixForAttr(audio_attributes_t attr, AudioMix *&policyMix)
+status_t AudioPolicyMixCollection::getInputMixForAttr(audio_attributes_t attr, AudioMix **policyMix)
{
if (strncmp(attr.tags, "addr=", strlen("addr=")) != 0) {
return BAD_VALUE;
@@ -180,13 +180,13 @@
return BAD_VALUE;
}
sp<AudioPolicyMix> audioPolicyMix = valueAt(index);
- AudioMix mix = audioPolicyMix->getMix();
+ AudioMix *mix = audioPolicyMix->getMix();
- if (mix.mMixType != MIX_TYPE_PLAYERS) {
+ if (mix->mMixType != MIX_TYPE_PLAYERS) {
ALOGW("getInputForAttr() bad policy mix type for address %s", address.string());
return BAD_VALUE;
}
- policyMix = &mix;
+ *policyMix = mix;
return NO_ERROR;
}
diff --git a/services/audiopolicy/common/managerdefinitions/src/AudioPort.cpp b/services/audiopolicy/common/managerdefinitions/src/AudioPort.cpp
index e8191dd..f3978ec 100644
--- a/services/audiopolicy/common/managerdefinitions/src/AudioPort.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/AudioPort.cpp
@@ -16,7 +16,7 @@
#define LOG_TAG "APM::AudioPort"
//#define LOG_NDEBUG 0
-
+#include <media/AudioResamplerPublic.h>
#include "AudioPort.h"
#include "HwModule.h"
#include "AudioGain.h"
@@ -216,6 +216,7 @@
}
str = strtok(NULL, "|");
}
+ mFormats.sort(compareFormatsGoodToBad);
}
void AudioPort::loadInChannels(char *name)
@@ -358,6 +359,9 @@
uint32_t *updatedSamplingRate) const
{
if (mSamplingRates.isEmpty()) {
+ if (updatedSamplingRate != NULL) {
+ *updatedSamplingRate = samplingRate;
+ }
return NO_ERROR;
}
@@ -387,16 +391,11 @@
}
}
}
- // This uses hard-coded knowledge about AudioFlinger resampling ratios.
- // TODO Move these assumptions out.
- static const uint32_t kMaxDownSampleRatio = 6; // beyond this aliasing occurs
- static const uint32_t kMaxUpSampleRatio = 256; // beyond this sample rate inaccuracies occur
- // due to approximation by an int32_t of the
- // phase increments
+
// Prefer to down-sample from a higher sampling rate, as we get the desired frequency spectrum.
if (minAbove >= 0) {
candidate = mSamplingRates[minAbove];
- if (candidate / kMaxDownSampleRatio <= samplingRate) {
+ if (candidate / AUDIO_RESAMPLER_DOWN_RATIO_MAX <= samplingRate) {
if (updatedSamplingRate != NULL) {
*updatedSamplingRate = candidate;
}
@@ -406,7 +405,7 @@
// But if we have to up-sample from a lower sampling rate, that's OK.
if (maxBelow >= 0) {
candidate = mSamplingRates[maxBelow];
- if (candidate * kMaxUpSampleRatio >= samplingRate) {
+ if (candidate * AUDIO_RESAMPLER_UP_RATIO_MAX >= samplingRate) {
if (updatedSamplingRate != NULL) {
*updatedSamplingRate = candidate;
}
@@ -431,10 +430,13 @@
return BAD_VALUE;
}
-status_t AudioPort::checkCompatibleChannelMask(audio_channel_mask_t channelMask)
- const
+status_t AudioPort::checkCompatibleChannelMask(audio_channel_mask_t channelMask,
+ audio_channel_mask_t *updatedChannelMask) const
{
if (mChannelMasks.isEmpty()) {
+ if (updatedChannelMask != NULL) {
+ *updatedChannelMask = channelMask;
+ }
return NO_ERROR;
}
@@ -443,6 +445,9 @@
// FIXME Does not handle multi-channel automatic conversions yet
audio_channel_mask_t supported = mChannelMasks[i];
if (supported == channelMask) {
+ if (updatedChannelMask != NULL) {
+ *updatedChannelMask = channelMask;
+ }
return NO_ERROR;
}
if (isRecordThread) {
@@ -452,6 +457,9 @@
&& channelMask == AUDIO_CHANNEL_IN_MONO) ||
(supported == AUDIO_CHANNEL_IN_MONO && (channelMask == AUDIO_CHANNEL_IN_FRONT_BACK
|| channelMask == AUDIO_CHANNEL_IN_STEREO))) {
+ if (updatedChannelMask != NULL) {
+ *updatedChannelMask = supported;
+ }
return NO_ERROR;
}
}
@@ -459,7 +467,7 @@
return BAD_VALUE;
}
-status_t AudioPort::checkFormat(audio_format_t format) const
+status_t AudioPort::checkExactFormat(audio_format_t format) const
{
if (mFormats.isEmpty()) {
return NO_ERROR;
@@ -473,6 +481,33 @@
return BAD_VALUE;
}
+status_t AudioPort::checkCompatibleFormat(audio_format_t format, audio_format_t *updatedFormat)
+ const
+{
+ if (mFormats.isEmpty()) {
+ if (updatedFormat != NULL) {
+ *updatedFormat = format;
+ }
+ return NO_ERROR;
+ }
+
+ const bool checkInexact = // when port is input and format is linear pcm
+ mType == AUDIO_PORT_TYPE_MIX && mRole == AUDIO_PORT_ROLE_SINK
+ && audio_is_linear_pcm(format);
+
+ for (size_t i = 0; i < mFormats.size(); ++i) {
+ if (mFormats[i] == format ||
+ (checkInexact && audio_is_linear_pcm(mFormats[i]))) {
+ // for inexact checks we take the first linear pcm format since
+ // mFormats is sorted from best PCM format to worst PCM format.
+ if (updatedFormat != NULL) {
+ *updatedFormat = mFormats[i];
+ }
+ return NO_ERROR;
+ }
+ }
+ return BAD_VALUE;
+}
uint32_t AudioPort::pickSamplingRate() const
{
@@ -756,7 +791,7 @@
mChannelMask = config->channel_mask;
}
if (config->config_mask & AUDIO_PORT_CONFIG_FORMAT) {
- status = audioport->checkFormat(config->format);
+ status = audioport->checkExactFormat(config->format);
if (status != NO_ERROR) {
goto exit;
}
diff --git a/services/audiopolicy/common/managerdefinitions/src/IOProfile.cpp b/services/audiopolicy/common/managerdefinitions/src/IOProfile.cpp
index de6539c..7b6d51d 100644
--- a/services/audiopolicy/common/managerdefinitions/src/IOProfile.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/IOProfile.cpp
@@ -40,7 +40,9 @@
uint32_t samplingRate,
uint32_t *updatedSamplingRate,
audio_format_t format,
+ audio_format_t *updatedFormat,
audio_channel_mask_t channelMask,
+ audio_channel_mask_t *updatedChannelMask,
uint32_t flags) const
{
const bool isPlaybackThread = mType == AUDIO_PORT_TYPE_MIX && mRole == AUDIO_PORT_ROLE_SOURCE;
@@ -71,7 +73,14 @@
return false;
}
- if (!audio_is_valid_format(format) || checkFormat(format) != NO_ERROR) {
+ if (!audio_is_valid_format(format)) {
+ return false;
+ }
+ if (isPlaybackThread && checkExactFormat(format) != NO_ERROR) {
+ return false;
+ }
+ audio_format_t myUpdatedFormat = format;
+ if (isRecordThread && checkCompatibleFormat(format, &myUpdatedFormat) != NO_ERROR) {
return false;
}
@@ -79,8 +88,9 @@
checkExactChannelMask(channelMask) != NO_ERROR)) {
return false;
}
+ audio_channel_mask_t myUpdatedChannelMask = channelMask;
if (isRecordThread && (!audio_is_input_channel(channelMask) ||
- checkCompatibleChannelMask(channelMask) != NO_ERROR)) {
+ checkCompatibleChannelMask(channelMask, &myUpdatedChannelMask) != NO_ERROR)) {
return false;
}
@@ -99,6 +109,12 @@
if (updatedSamplingRate != NULL) {
*updatedSamplingRate = myUpdatedSamplingRate;
}
+ if (updatedFormat != NULL) {
+ *updatedFormat = myUpdatedFormat;
+ }
+ if (updatedChannelMask != NULL) {
+ *updatedChannelMask = myUpdatedChannelMask;
+ }
return true;
}
diff --git a/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h b/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h
index eadaa77..db0573f 100755
--- a/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h
+++ b/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h
@@ -134,16 +134,16 @@
audio_policy_dev_state_t state) = 0;
/**
- * Translate a volume index given by the UI to an amplification value for a stream type
+ * Translate a volume index given by the UI to an amplification value in dB for a stream type
* and a device category.
*
* @param[in] deviceCategory for which the conversion is requested.
* @param[in] stream type for which the conversion is requested.
* @param[in] indexInUi index received from the UI to be translated.
*
- * @return amplification value matching the UI index for this given device and stream.
+ * @return amplification value in dB matching the UI index for this given device and stream.
*/
- virtual float volIndexToAmpl(Volume::device_category deviceCategory, audio_stream_type_t stream,
+ virtual float volIndexToDb(Volume::device_category deviceCategory, audio_stream_type_t stream,
int indexInUi) = 0;
/**
diff --git a/services/audiopolicy/engine/interface/AudioPolicyManagerObserver.h b/services/audiopolicy/engine/interface/AudioPolicyManagerObserver.h
index 4f5427e..6d43df2 100755
--- a/services/audiopolicy/engine/interface/AudioPolicyManagerObserver.h
+++ b/services/audiopolicy/engine/interface/AudioPolicyManagerObserver.h
@@ -43,7 +43,7 @@
virtual const AudioPolicyMixCollection &getAudioPolicyMixCollection() const = 0;
- virtual const AudioOutputCollection &getOutputs() const = 0;
+ virtual const SwAudioOutputCollection &getOutputs() const = 0;
virtual const AudioInputCollection &getInputs() const = 0;
diff --git a/services/audiopolicy/enginedefault/src/Engine.cpp b/services/audiopolicy/enginedefault/src/Engine.cpp
index 417eebc..50f16098 100755
--- a/services/audiopolicy/enginedefault/src/Engine.cpp
+++ b/services/audiopolicy/enginedefault/src/Engine.cpp
@@ -63,13 +63,14 @@
return (mApmObserver != NULL) ? NO_ERROR : NO_INIT;
}
-float Engine::volIndexToAmpl(Volume::device_category category, audio_stream_type_t streamType,
+float Engine::volIndexToDb(Volume::device_category category, audio_stream_type_t streamType,
int indexInUi)
{
const StreamDescriptor &streamDesc = mApmObserver->getStreamDescriptors().valueAt(streamType);
- return Gains::volIndexToAmpl(category, streamDesc, indexInUi);
+ return Gains::volIndexToDb(category, streamDesc, indexInUi);
}
+
status_t Engine::initStreamVolume(audio_stream_type_t stream, int indexMin, int indexMax)
{
ALOGV("initStreamVolume() stream %d, min %d, max %d", stream , indexMin, indexMax);
@@ -243,7 +244,7 @@
routing_strategy Engine::getStrategyForUsage(audio_usage_t usage)
{
- const AudioOutputCollection &outputs = mApmObserver->getOutputs();
+ const SwAudioOutputCollection &outputs = mApmObserver->getOutputs();
// usage to strategy mapping
switch (usage) {
@@ -291,7 +292,7 @@
const DeviceVector &availableOutputDevices = mApmObserver->getAvailableOutputDevices();
const DeviceVector &availableInputDevices = mApmObserver->getAvailableInputDevices();
- const AudioOutputCollection &outputs = mApmObserver->getOutputs();
+ const SwAudioOutputCollection &outputs = mApmObserver->getOutputs();
uint32_t device = AUDIO_DEVICE_NONE;
uint32_t availableOutputDevicesType = availableOutputDevices.types();
@@ -582,7 +583,7 @@
{
const DeviceVector &availableOutputDevices = mApmObserver->getAvailableOutputDevices();
const DeviceVector &availableInputDevices = mApmObserver->getAvailableInputDevices();
- const AudioOutputCollection &outputs = mApmObserver->getOutputs();
+ const SwAudioOutputCollection &outputs = mApmObserver->getOutputs();
audio_devices_t availableDeviceTypes = availableInputDevices.types() & ~AUDIO_DEVICE_BIT_IN;
uint32_t device = AUDIO_DEVICE_NONE;
diff --git a/services/audiopolicy/enginedefault/src/Engine.h b/services/audiopolicy/enginedefault/src/Engine.h
index f44556c..56a4748 100755
--- a/services/audiopolicy/enginedefault/src/Engine.h
+++ b/services/audiopolicy/enginedefault/src/Engine.h
@@ -101,10 +101,10 @@
{
return mPolicyEngine->initializeVolumeCurves(isSpeakerDrcEnabled);
}
- virtual float volIndexToAmpl(Volume::device_category deviceCategory,
+ virtual float volIndexToDb(Volume::device_category deviceCategory,
audio_stream_type_t stream,int indexInUi)
{
- return mPolicyEngine->volIndexToAmpl(deviceCategory, stream, indexInUi);
+ return mPolicyEngine->volIndexToDb(deviceCategory, stream, indexInUi);
}
private:
Engine *mPolicyEngine;
@@ -141,7 +141,7 @@
audio_devices_t getDeviceForStrategy(routing_strategy strategy) const;
audio_devices_t getDeviceForInputSource(audio_source_t inputSource) const;
- float volIndexToAmpl(Volume::device_category category,
+ float volIndexToDb(Volume::device_category category,
audio_stream_type_t stream, int indexInUi);
status_t initStreamVolume(audio_stream_type_t stream, int indexMin, int indexMax);
void initializeVolumeCurves(bool isSpeakerDrcEnabled);
diff --git a/services/audiopolicy/enginedefault/src/Gains.cpp b/services/audiopolicy/enginedefault/src/Gains.cpp
index a684fdd..78f2909 100644
--- a/services/audiopolicy/enginedefault/src/Gains.cpp
+++ b/services/audiopolicy/enginedefault/src/Gains.cpp
@@ -197,10 +197,10 @@
};
//static
-float Gains::volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc,
- int indexInUi)
+float Gains::volIndexToDb(Volume::device_category deviceCategory,
+ const StreamDescriptor& streamDesc,
+ int indexInUi)
{
- Volume::device_category deviceCategory = Volume::getDeviceCategory(device);
const VolumeCurvePoint *curve = streamDesc.getVolumeCurvePoint(deviceCategory);
// the volume index in the UI is relative to the min and max volume indices for this stream type
@@ -212,7 +212,7 @@
// find what part of the curve this index volume belongs to, or if it's out of bounds
int segment = 0;
if (volIdx < curve[Volume::VOLMIN].mIndex) { // out of bounds
- return 0.0f;
+ return VOLUME_MIN_DB;
} else if (volIdx < curve[Volume::VOLKNEE1].mIndex) {
segment = 0;
} else if (volIdx < curve[Volume::VOLKNEE2].mIndex) {
@@ -220,7 +220,7 @@
} else if (volIdx <= curve[Volume::VOLMAX].mIndex) {
segment = 2;
} else { // out of bounds
- return 1.0f;
+ return 0.0f;
}
// linear interpolation in the attenuation table in dB
@@ -231,17 +231,25 @@
((float)(curve[segment+1].mIndex -
curve[segment].mIndex)) );
- float amplification = exp( decibels * 0.115129f); // exp( dB * ln(10) / 20 )
-
- ALOGVV("VOLUME vol index=[%d %d %d], dB=[%.1f %.1f %.1f] ampl=%.5f",
+ ALOGVV("VOLUME vol index=[%d %d %d], dB=[%.1f %.1f %.1f]",
curve[segment].mIndex, volIdx,
curve[segment+1].mIndex,
curve[segment].mDBAttenuation,
decibels,
- curve[segment+1].mDBAttenuation,
- amplification);
+ curve[segment+1].mDBAttenuation);
- return amplification;
+ return decibels;
}
+
+//static
+float Gains::volIndexToAmpl(Volume::device_category deviceCategory,
+ const StreamDescriptor& streamDesc,
+ int indexInUi)
+{
+ return Volume::DbToAmpl(volIndexToDb(deviceCategory, streamDesc, indexInUi));
+}
+
+
+
}; // namespace android
diff --git a/services/audiopolicy/enginedefault/src/Gains.h b/services/audiopolicy/enginedefault/src/Gains.h
index b5601ca..7620b7d 100644
--- a/services/audiopolicy/enginedefault/src/Gains.h
+++ b/services/audiopolicy/enginedefault/src/Gains.h
@@ -29,8 +29,13 @@
class Gains
{
public :
- static float volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc,
- int indexInUi);
+ static float volIndexToAmpl(Volume::device_category deviceCategory,
+ const StreamDescriptor& streamDesc,
+ int indexInUi);
+
+ static float volIndexToDb(Volume::device_category deviceCategory,
+ const StreamDescriptor& streamDesc,
+ int indexInUi);
// default volume curve
static const VolumeCurvePoint sDefaultVolumeCurve[Volume::VOLCNT];
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index ffa689a..ba9f996 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -157,7 +157,7 @@
// outputs must be closed after checkOutputForAllStrategies() is executed
if (!outputs.isEmpty()) {
for (size_t i = 0; i < outputs.size(); i++) {
- sp<AudioOutputDescriptor> desc = mOutputs.valueFor(outputs[i]);
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueFor(outputs[i]);
// close unused outputs after device disconnection or direct outputs that have been
// opened by checkOutputsForDevice() to query dynamic parameters
if ((state == AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE) ||
@@ -176,18 +176,17 @@
updateCallRouting(newDevice);
}
for (size_t i = 0; i < mOutputs.size(); i++) {
- audio_io_handle_t output = mOutputs.keyAt(i);
- if ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) || (output != mPrimaryOutput)) {
- audio_devices_t newDevice = getNewOutputDevice(mOutputs.keyAt(i),
- true /*fromCache*/);
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
+ if ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) || (desc != mPrimaryOutput)) {
+ audio_devices_t newDevice = getNewOutputDevice(desc, true /*fromCache*/);
// do not force device change on duplicated output because if device is 0, it will
// also force a device 0 for the two outputs it is duplicated to which may override
// a valid device selection on those outputs.
- bool force = !mOutputs.valueAt(i)->isDuplicated()
+ bool force = !desc->isDuplicated()
&& (!device_distinguishes_on_address(device)
// always force when disconnecting (a non-duplicated device)
|| (state == AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE));
- setOutputDevice(output, newDevice, force, 0);
+ setOutputDevice(desc, newDevice, force, 0);
}
}
@@ -349,7 +348,7 @@
AUDIO_OUTPUT_FLAG_NONE,
AUDIO_FORMAT_INVALID);
if (output != AUDIO_IO_HANDLE_NONE) {
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
ALOG_ASSERT(!outputDesc->isDuplicated(),
"updateCallRouting() RX device output is duplicated");
outputDesc->toAudioPortConfig(&patch.sources[1]);
@@ -450,13 +449,13 @@
checkOutputForAllStrategies();
updateDevicesAndOutputs();
- sp<AudioOutputDescriptor> hwOutputDesc = mOutputs.valueFor(mPrimaryOutput);
+ sp<SwAudioOutputDescriptor> hwOutputDesc = mPrimaryOutput;
int delayMs = 0;
if (isStateInCall(state)) {
nsecs_t sysTime = systemTime();
for (size_t i = 0; i < mOutputs.size(); i++) {
- sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i);
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
// mute media and sonification strategies and delay device switch by the largest
// latency of any output where either strategy is active.
// This avoid sending the ring tone or music tail into the earpiece or headset.
@@ -466,14 +465,14 @@
isStrategyActive(desc, STRATEGY_SONIFICATION,
SONIFICATION_HEADSET_MUSIC_DELAY,
sysTime)) &&
- (delayMs < (int)desc->mLatency*2)) {
- delayMs = desc->mLatency*2;
+ (delayMs < (int)desc->latency()*2)) {
+ delayMs = desc->latency()*2;
}
- setStrategyMute(STRATEGY_MEDIA, true, mOutputs.keyAt(i));
- setStrategyMute(STRATEGY_MEDIA, false, mOutputs.keyAt(i), MUTE_TIME_MS,
+ setStrategyMute(STRATEGY_MEDIA, true, desc);
+ setStrategyMute(STRATEGY_MEDIA, false, desc, MUTE_TIME_MS,
getDeviceForStrategy(STRATEGY_MEDIA, true /*fromCache*/));
- setStrategyMute(STRATEGY_SONIFICATION, true, mOutputs.keyAt(i));
- setStrategyMute(STRATEGY_SONIFICATION, false, mOutputs.keyAt(i), MUTE_TIME_MS,
+ setStrategyMute(STRATEGY_SONIFICATION, true, desc);
+ setStrategyMute(STRATEGY_SONIFICATION, false, desc, MUTE_TIME_MS,
getDeviceForStrategy(STRATEGY_SONIFICATION, true /*fromCache*/));
}
}
@@ -549,13 +548,13 @@
updateCallRouting(newDevice);
}
for (size_t i = 0; i < mOutputs.size(); i++) {
- audio_io_handle_t output = mOutputs.keyAt(i);
- audio_devices_t newDevice = getNewOutputDevice(output, true /*fromCache*/);
- if ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) || (output != mPrimaryOutput)) {
- setOutputDevice(output, newDevice, (newDevice != AUDIO_DEVICE_NONE));
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueAt(i);
+ audio_devices_t newDevice = getNewOutputDevice(outputDesc, true /*fromCache*/);
+ if ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) || (outputDesc != mPrimaryOutput)) {
+ setOutputDevice(outputDesc, newDevice, (newDevice != AUDIO_DEVICE_NONE));
}
if (forceVolumeReeval && (newDevice != AUDIO_DEVICE_NONE)) {
- applyStreamVolumes(output, newDevice, 0, true);
+ applyStreamVolumes(outputDesc, newDevice, 0, true);
}
}
@@ -586,8 +585,10 @@
}
for (size_t j = 0; j < mHwModules[i]->mOutputProfiles.size(); j++) {
sp<IOProfile> profile = mHwModules[i]->mOutputProfiles[j];
- bool found = profile->isCompatibleProfile(device, String8(""), samplingRate,
- NULL /*updatedSamplingRate*/, format, channelMask,
+ bool found = profile->isCompatibleProfile(device, String8(""),
+ samplingRate, NULL /*updatedSamplingRate*/,
+ format, NULL /*updatedFormat*/,
+ channelMask, NULL /*updatedChannelMask*/,
flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD ?
AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD : AUDIO_OUTPUT_FLAG_DIRECT);
if (found && (mAvailableOutputDevices.types() & profile->mSupportedDevices.types())) {
@@ -642,7 +643,7 @@
}
stream_type_to_audio_attributes(*stream, &attributes);
}
- sp<AudioOutputDescriptor> desc;
+ sp<SwAudioOutputDescriptor> desc;
if (mPolicyMixes.getOutputForAttr(attributes, desc) == NO_ERROR) {
ALOG_ASSERT(desc != 0, "Invalid desc returned by getOutputForAttr");
if (!audio_is_linear_pcm(format)) {
@@ -713,7 +714,8 @@
if (mTestOutputs[mCurOutput] == 0) {
ALOGV("getOutput() opening test output");
- sp<AudioOutputDescriptor> outputDesc = new AudioOutputDescriptor(NULL);
+ sp<AudioOutputDescriptor> outputDesc = new SwAudioOutputDescriptor(NULL,
+ mpClientInterface);
outputDesc->mDevice = mTestDevice;
outputDesc->mLatency = mTestLatencyMs;
outputDesc->mFlags =
@@ -789,10 +791,10 @@
}
if (profile != 0) {
- sp<AudioOutputDescriptor> outputDesc = NULL;
+ sp<SwAudioOutputDescriptor> outputDesc = NULL;
for (size_t i = 0; i < mOutputs.size(); i++) {
- sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i);
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
if (!desc->isDuplicated() && (profile == desc->mProfile)) {
outputDesc = desc;
// reuse direct output if currently open and configured with same parameters
@@ -809,7 +811,7 @@
if (outputDesc != NULL) {
closeOutput(outputDesc->mIoHandle);
}
- outputDesc = new AudioOutputDescriptor(profile);
+ outputDesc = new SwAudioOutputDescriptor(profile, mpClientInterface);
outputDesc->mDevice = device;
outputDesc->mLatency = 0;
outputDesc->mFlags =(audio_output_flags_t) (outputDesc->mFlags | flags);
@@ -915,7 +917,7 @@
audio_io_handle_t outputPrimary = 0;
for (size_t i = 0; i < outputs.size(); i++) {
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(outputs[i]);
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueFor(outputs[i]);
if (!outputDesc->isDuplicated()) {
// if a valid format is specified, skip output if not compatible
if (format != AUDIO_FORMAT_INVALID) {
@@ -962,8 +964,51 @@
return BAD_VALUE;
}
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueAt(index);
+
+ audio_devices_t newDevice;
+ if (outputDesc->mPolicyMix != NULL) {
+ newDevice = AUDIO_DEVICE_OUT_REMOTE_SUBMIX;
+ } else {
+ newDevice = AUDIO_DEVICE_NONE;
+ }
+
+ uint32_t delayMs = 0;
+
+ // Routing?
+ mOutputRoutes.incRouteActivity(session);
+
+ status_t status = startSource(outputDesc, stream, newDevice, &delayMs);
+
+ if (status != NO_ERROR) {
+ mOutputRoutes.decRouteActivity(session);
+ }
+ // Automatically enable the remote submix input when output is started on a re routing mix
+ // of type MIX_TYPE_RECORDERS
+ if (audio_is_remote_submix_device(newDevice) && outputDesc->mPolicyMix != NULL &&
+ outputDesc->mPolicyMix->mMixType == MIX_TYPE_RECORDERS) {
+ setDeviceConnectionStateInt(AUDIO_DEVICE_IN_REMOTE_SUBMIX,
+ AUDIO_POLICY_DEVICE_STATE_AVAILABLE,
+ outputDesc->mPolicyMix->mRegistrationId,
+ "remote-submix");
+ }
+
+ if (delayMs != 0) {
+ usleep(delayMs * 1000);
+ }
+
+ return status;
+}
+
+status_t AudioPolicyManager::startSource(sp<AudioOutputDescriptor> outputDesc,
+ audio_stream_type_t stream,
+ audio_devices_t device,
+ uint32_t *delayMs)
+{
// cannot start playback of STREAM_TTS if any other output is being used
uint32_t beaconMuteLatency = 0;
+
+ *delayMs = 0;
if (stream == AUDIO_STREAM_TTS) {
ALOGV("\t found BEACON stream");
if (mOutputs.isAnyOutputActive(AUDIO_STREAM_TTS /*streamToIgnore*/)) {
@@ -976,22 +1021,15 @@
beaconMuteLatency = handleEventForBeacon(STARTING_OUTPUT);
}
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueAt(index);
// increment usage count for this stream on the requested output:
// NOTE that the usage count is the same for duplicated output and hardware output which is
// necessary for a correct control of hardware output routing by startOutput() and stopOutput()
outputDesc->changeRefCount(stream, 1);
- // Routing?
- mOutputRoutes.incRouteActivity(session);
-
if (outputDesc->mRefCount[stream] == 1) {
// starting an output being rerouted?
- audio_devices_t newDevice;
- if (outputDesc->mPolicyMix != NULL) {
- newDevice = AUDIO_DEVICE_OUT_REMOTE_SUBMIX;
- } else {
- newDevice = getNewOutputDevice(output, false /*fromCache*/);
+ if (device == AUDIO_DEVICE_NONE) {
+ device = getNewOutputDevice(outputDesc, false /*fromCache*/);
}
routing_strategy strategy = getStrategy(stream);
bool shouldWait = (strategy == STRATEGY_SONIFICATION) ||
@@ -1007,7 +1045,7 @@
// In this case, the audio HAL must receive the new device selection so that it can
// change the device currently selected by the other active output.
if (outputDesc->sharesHwModuleWith(desc) &&
- desc->device() != newDevice) {
+ desc->device() != device) {
force = true;
}
// wait for audio on other active outputs to be presented when starting
@@ -1019,7 +1057,7 @@
}
}
}
- uint32_t muteWaitMs = setOutputDevice(output, newDevice, force);
+ uint32_t muteWaitMs = setOutputDevice(outputDesc, device, force);
// handle special case for sonification while in call
if (isInCall()) {
@@ -1028,32 +1066,18 @@
// apply volume rules for current stream and device if necessary
checkAndSetVolume(stream,
- mStreams[stream].getVolumeIndex(newDevice),
- output,
- newDevice);
+ mStreams.valueFor(stream).getVolumeIndex(device),
+ outputDesc,
+ device);
// update the outputs if starting an output with a stream that can affect notification
// routing
handleNotificationRoutingForStream(stream);
- // Automatically enable the remote submix input when output is started on a re routing mix
- // of type MIX_TYPE_RECORDERS
- if (audio_is_remote_submix_device(newDevice) && outputDesc->mPolicyMix != NULL &&
- outputDesc->mPolicyMix->mMixType == MIX_TYPE_RECORDERS) {
- setDeviceConnectionStateInt(AUDIO_DEVICE_IN_REMOTE_SUBMIX,
- AUDIO_POLICY_DEVICE_STATE_AVAILABLE,
- outputDesc->mPolicyMix->mRegistrationId,
- "remote-submix");
- }
-
// force reevaluating accessibility routing when ringtone or alarm starts
if (strategy == STRATEGY_SONIFICATION) {
mpClientInterface->invalidateStream(AUDIO_STREAM_ACCESSIBILITY);
}
-
- if (waitMs > muteWaitMs) {
- usleep((waitMs - muteWaitMs) * 2 * 1000);
- }
}
return NO_ERROR;
}
@@ -1070,8 +1094,32 @@
return BAD_VALUE;
}
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueAt(index);
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueAt(index);
+ if (outputDesc->mRefCount[stream] == 1) {
+ // Automatically disable the remote submix input when output is stopped on a
+ // re routing mix of type MIX_TYPE_RECORDERS
+ if (audio_is_remote_submix_device(outputDesc->mDevice) &&
+ outputDesc->mPolicyMix != NULL &&
+ outputDesc->mPolicyMix->mMixType == MIX_TYPE_RECORDERS) {
+ setDeviceConnectionStateInt(AUDIO_DEVICE_IN_REMOTE_SUBMIX,
+ AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE,
+ outputDesc->mPolicyMix->mRegistrationId,
+ "remote-submix");
+ }
+ }
+
+ // Routing?
+ if (outputDesc->mRefCount[stream] > 0) {
+ mOutputRoutes.decRouteActivity(session);
+ }
+
+ return stopSource(outputDesc, stream);
+}
+
+status_t AudioPolicyManager::stopSource(sp<AudioOutputDescriptor> outputDesc,
+ audio_stream_type_t stream)
+{
// always handle stream stop, check which stream type is stopping
handleEventForBeacon(stream == AUDIO_STREAM_TTS ? STOPPING_BEACON : STOPPING_OUTPUT);
@@ -1084,44 +1132,30 @@
// decrement usage count of this stream on the output
outputDesc->changeRefCount(stream, -1);
- // Routing?
- mOutputRoutes.decRouteActivity(session);
-
// store time at which the stream was stopped - see isStreamActive()
if (outputDesc->mRefCount[stream] == 0) {
- // Automatically disable the remote submix input when output is stopped on a
- // re routing mix of type MIX_TYPE_RECORDERS
- if (audio_is_remote_submix_device(outputDesc->mDevice) &&
- outputDesc->mPolicyMix != NULL &&
- outputDesc->mPolicyMix->mMixType == MIX_TYPE_RECORDERS) {
- setDeviceConnectionStateInt(AUDIO_DEVICE_IN_REMOTE_SUBMIX,
- AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE,
- outputDesc->mPolicyMix->mRegistrationId,
- "remote-submix");
- }
-
outputDesc->mStopTime[stream] = systemTime();
- audio_devices_t newDevice = getNewOutputDevice(output, false /*fromCache*/);
+ audio_devices_t newDevice = getNewOutputDevice(outputDesc, false /*fromCache*/);
// delay the device switch by twice the latency because stopOutput() is executed when
// the track stop() command is received and at that time the audio track buffer can
// still contain data that needs to be drained. The latency only covers the audio HAL
// and kernel buffers. Also the latency does not always include additional delay in the
// audio path (audio DSP, CODEC ...)
- setOutputDevice(output, newDevice, false, outputDesc->mLatency*2);
+ setOutputDevice(outputDesc, newDevice, false, outputDesc->latency()*2);
// force restoring the device selection on other active outputs if it differs from the
// one being selected for this output
for (size_t i = 0; i < mOutputs.size(); i++) {
audio_io_handle_t curOutput = mOutputs.keyAt(i);
sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i);
- if (curOutput != output &&
+ if (desc != outputDesc &&
desc->isActive() &&
outputDesc->sharesHwModuleWith(desc) &&
(newDevice != desc->device())) {
- setOutputDevice(curOutput,
- getNewOutputDevice(curOutput, false /*fromCache*/),
+ setOutputDevice(desc,
+ getNewOutputDevice(desc, false /*fromCache*/),
true,
- outputDesc->mLatency*2);
+ outputDesc->latency()*2);
}
}
// update the outputs if stopping one with a stream that can affect notification routing
@@ -1129,7 +1163,7 @@
}
return NO_ERROR;
} else {
- ALOGW("stopOutput() refcount is already 0 for output %d", output);
+ ALOGW("stopOutput() refcount is already 0");
return INVALID_OPERATION;
}
}
@@ -1161,7 +1195,7 @@
// Routing
mOutputRoutes.removeRoute(session);
- sp<AudioOutputDescriptor> desc = mOutputs.valueAt(index);
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(index);
if (desc->mFlags & AUDIO_OUTPUT_FLAG_DIRECT) {
if (desc->mDirectOpenCount <= 0) {
ALOGW("releaseOutput() invalid open count %d for output %d",
@@ -1173,8 +1207,9 @@
// If effects where present on the output, audioflinger moved them to the primary
// output by default: move them back to the appropriate output.
audio_io_handle_t dstOutput = getOutputForEffect();
- if (dstOutput != mPrimaryOutput) {
- mpClientInterface->moveEffects(AUDIO_SESSION_OUTPUT_MIX, mPrimaryOutput, dstOutput);
+ if (dstOutput != mPrimaryOutput->mIoHandle) {
+ mpClientInterface->moveEffects(AUDIO_SESSION_OUTPUT_MIX,
+ mPrimaryOutput->mIoHandle, dstOutput);
}
mpClientInterface->onAudioPortListUpdate();
}
@@ -1212,7 +1247,7 @@
if (inputSource == AUDIO_SOURCE_REMOTE_SUBMIX &&
strncmp(attr->tags, "addr=", strlen("addr=")) == 0) {
- status_t ret = mPolicyMixes.getInputMixForAttr(*attr, policyMix);
+ status_t ret = mPolicyMixes.getInputMixForAttr(*attr, &policyMix);
if (ret != NO_ERROR) {
return ret;
}
@@ -1270,20 +1305,25 @@
}
}
- sp<IOProfile> profile = getInputProfile(device, address,
- samplingRate, format, channelMask,
- flags);
- if (profile == 0) {
- //retry without flags
- audio_input_flags_t log_flags = flags;
- flags = AUDIO_INPUT_FLAG_NONE;
+ // find a compatible input profile (not necessarily identical in parameters)
+ sp<IOProfile> profile;
+ // samplingRate and flags may be updated by getInputProfile
+ uint32_t profileSamplingRate = samplingRate;
+ audio_format_t profileFormat = format;
+ audio_channel_mask_t profileChannelMask = channelMask;
+ audio_input_flags_t profileFlags = flags;
+ for (;;) {
profile = getInputProfile(device, address,
- samplingRate, format, channelMask,
- flags);
- if (profile == 0) {
+ profileSamplingRate, profileFormat, profileChannelMask,
+ profileFlags);
+ if (profile != 0) {
+ break; // success
+ } else if (profileFlags != AUDIO_INPUT_FLAG_NONE) {
+ profileFlags = AUDIO_INPUT_FLAG_NONE; // retry
+ } else { // fail
ALOGW("getInputForAttr() could not find profile for device 0x%X, samplingRate %u,"
"format %#x, channelMask 0x%X, flags %#x",
- device, samplingRate, format, channelMask, log_flags);
+ device, samplingRate, format, channelMask, flags);
return BAD_VALUE;
}
}
@@ -1294,9 +1334,9 @@
}
audio_config_t config = AUDIO_CONFIG_INITIALIZER;
- config.sample_rate = samplingRate;
- config.channel_mask = channelMask;
- config.format = format;
+ config.sample_rate = profileSamplingRate;
+ config.channel_mask = profileChannelMask;
+ config.format = profileFormat;
status_t status = mpClientInterface->openInput(profile->getModuleHandle(),
input,
@@ -1304,14 +1344,15 @@
&device,
address,
halInputSource,
- flags);
+ profileFlags);
// only accept input with the exact requested set of parameters
if (status != NO_ERROR || *input == AUDIO_IO_HANDLE_NONE ||
- (samplingRate != config.sample_rate) ||
- (format != config.format) ||
- (channelMask != config.channel_mask)) {
- ALOGW("getInputForAttr() failed opening input: samplingRate %d, format %d, channelMask %x",
+ (profileSamplingRate != config.sample_rate) ||
+ (profileFormat != config.format) ||
+ (profileChannelMask != config.channel_mask)) {
+ ALOGW("getInputForAttr() failed opening input: samplingRate %d, format %d,"
+ " channelMask %x",
samplingRate, format, channelMask);
if (*input != AUDIO_IO_HANDLE_NONE) {
mpClientInterface->closeInput(*input);
@@ -1323,15 +1364,15 @@
inputDesc->mInputSource = inputSource;
inputDesc->mRefCount = 0;
inputDesc->mOpenRefCount = 1;
- inputDesc->mSamplingRate = samplingRate;
- inputDesc->mFormat = format;
- inputDesc->mChannelMask = channelMask;
+ inputDesc->mSamplingRate = profileSamplingRate;
+ inputDesc->mFormat = profileFormat;
+ inputDesc->mChannelMask = profileChannelMask;
inputDesc->mDevice = device;
inputDesc->mSessions.add(session);
inputDesc->mIsSoundTrigger = isSoundTrigger;
inputDesc->mPolicyMix = policyMix;
- ALOGV("getInputForAttr() returns input type = %d", inputType);
+ ALOGV("getInputForAttr() returns input type = %d", *inputType);
addInput(*input, inputDesc);
mpClientInterface->onAudioPortListUpdate();
@@ -1528,8 +1569,8 @@
audio_devices_t device)
{
- if ((index < mStreams[stream].getVolumeIndexMin()) ||
- (index > mStreams[stream].getVolumeIndexMax())) {
+ if ((index < mStreams.valueFor(stream).getVolumeIndexMin()) ||
+ (index > mStreams.valueFor(stream).getVolumeIndexMax())) {
return BAD_VALUE;
}
if (!audio_is_output_device(device)) {
@@ -1537,7 +1578,7 @@
}
// Force max volume if stream cannot be muted
- if (!mStreams.canBeMuted(stream)) index = mStreams[stream].getVolumeIndexMax();
+ if (!mStreams.canBeMuted(stream)) index = mStreams.valueFor(stream).getVolumeIndexMax();
ALOGV("setStreamVolumeIndex() stream %d, device %04x, index %d",
stream, device, index);
@@ -1566,16 +1607,17 @@
}
status_t status = NO_ERROR;
for (size_t i = 0; i < mOutputs.size(); i++) {
- audio_devices_t curDevice = Volume::getDeviceForVolume(mOutputs.valueAt(i)->device());
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
+ audio_devices_t curDevice = Volume::getDeviceForVolume(desc->device());
if ((device == AUDIO_DEVICE_OUT_DEFAULT) || ((curDevice & strategyDevice) != 0)) {
- status_t volStatus = checkAndSetVolume(stream, index, mOutputs.keyAt(i), curDevice);
+ status_t volStatus = checkAndSetVolume(stream, index, desc, curDevice);
if (volStatus != NO_ERROR) {
status = volStatus;
}
}
if ((device == AUDIO_DEVICE_OUT_DEFAULT) || ((curDevice & accessibilityDevice) != 0)) {
status_t volStatus = checkAndSetVolume(AUDIO_STREAM_ACCESSIBILITY,
- index, mOutputs.keyAt(i), curDevice);
+ index, desc, curDevice);
}
}
return status;
@@ -1598,7 +1640,7 @@
}
device = Volume::getDeviceForVolume(device);
- *index = mStreams[stream].getVolumeIndex(device);
+ *index = mStreams.valueFor(stream).getVolumeIndex(device);
ALOGV("getStreamVolumeIndex() stream %d device %08x index %d", stream, device, *index);
return NO_ERROR;
}
@@ -1622,7 +1664,7 @@
audio_io_handle_t outputDeepBuffer = 0;
for (size_t i = 0; i < outputs.size(); i++) {
- sp<AudioOutputDescriptor> desc = mOutputs.valueFor(outputs[i]);
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueFor(outputs[i]);
ALOGV("selectOutputForEffects outputs[%zu] flags %x", i, desc->mFlags);
if ((desc->mFlags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) != 0) {
outputOffloaded = outputs[i];
@@ -1676,6 +1718,16 @@
return mEffects.registerEffect(desc, io, strategy, session, id);
}
+bool AudioPolicyManager::isStreamActive(audio_stream_type_t stream, uint32_t inPastMs) const
+{
+ return mOutputs.isStreamActive(stream, inPastMs);
+}
+
+bool AudioPolicyManager::isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs) const
+{
+ return mOutputs.isStreamActiveRemotely(stream, inPastMs);
+}
+
bool AudioPolicyManager::isSourceActive(audio_source_t source) const
{
for (size_t i = 0; i < mInputs.size(); i++) {
@@ -1826,7 +1878,7 @@
snprintf(buffer, SIZE, "\nAudioPolicyManager Dump: %p\n", this);
result.append(buffer);
- snprintf(buffer, SIZE, " Primary Output: %d\n", mPrimaryOutput);
+ snprintf(buffer, SIZE, " Primary Output: %d\n", mPrimaryOutput->mIoHandle);
result.append(buffer);
snprintf(buffer, SIZE, " Phone state: %d\n", mEngine->getPhoneState());
result.append(buffer);
@@ -2044,7 +2096,7 @@
}
if (patch->sources[0].type == AUDIO_PORT_TYPE_MIX) {
- sp<AudioOutputDescriptor> outputDesc = mOutputs.getOutputFromId(patch->sources[0].id);
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.getOutputFromId(patch->sources[0].id);
if (outputDesc == NULL) {
ALOGV("createAudioPatch() output not found for id %d", patch->sources[0].id);
return BAD_VALUE;
@@ -2078,9 +2130,12 @@
patch->sources[0].sample_rate,
NULL, // updatedSamplingRate
patch->sources[0].format,
+ NULL, // updatedFormat
patch->sources[0].channel_mask,
+ NULL, // updatedChannelMask
AUDIO_OUTPUT_FLAG_NONE /*FIXME*/)) {
- ALOGV("createAudioPatch() profile not supported for device %08x", devDesc->type());
+ ALOGV("createAudioPatch() profile not supported for device %08x",
+ devDesc->type());
return INVALID_OPERATION;
}
devices.add(devDesc);
@@ -2092,7 +2147,7 @@
// TODO: reconfigure output format and channels here
ALOGV("createAudioPatch() setting device %08x on output %d",
devices.types(), outputDesc->mIoHandle);
- setOutputDevice(outputDesc->mIoHandle, devices.types(), true, 0, handle);
+ setOutputDevice(outputDesc, devices.types(), true, 0, handle);
index = mAudioPatches.indexOfKey(*handle);
if (index >= 0) {
if (patchDesc != 0 && patchDesc != mAudioPatches.valueAt(index)) {
@@ -2132,7 +2187,9 @@
patch->sinks[0].sample_rate,
NULL, /*updatedSampleRate*/
patch->sinks[0].format,
+ NULL, /*updatedFormat*/
patch->sinks[0].channel_mask,
+ NULL, /*updatedChannelMask*/
// FIXME for the parameter type,
// and the NONE
(audio_output_flags_t)
@@ -2270,14 +2327,14 @@
struct audio_patch *patch = &patchDesc->mPatch;
patchDesc->mUid = mUidCached;
if (patch->sources[0].type == AUDIO_PORT_TYPE_MIX) {
- sp<AudioOutputDescriptor> outputDesc = mOutputs.getOutputFromId(patch->sources[0].id);
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.getOutputFromId(patch->sources[0].id);
if (outputDesc == NULL) {
ALOGV("releaseAudioPatch() output not found for id %d", patch->sources[0].id);
return BAD_VALUE;
}
- setOutputDevice(outputDesc->mIoHandle,
- getNewOutputDevice(outputDesc->mIoHandle, true /*fromCache*/),
+ setOutputDevice(outputDesc,
+ getNewOutputDevice(outputDesc, true /*fromCache*/),
true,
0,
NULL);
@@ -2336,7 +2393,7 @@
sp<AudioPortConfig> audioPortConfig;
if (config->type == AUDIO_PORT_TYPE_MIX) {
if (config->role == AUDIO_PORT_ROLE_SOURCE) {
- sp<AudioOutputDescriptor> outputDesc = mOutputs.getOutputFromId(config->id);
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.getOutputFromId(config->id);
if (outputDesc == NULL) {
return BAD_VALUE;
}
@@ -2418,7 +2475,6 @@
#ifdef AUDIO_POLICY_TEST
Thread(false),
#endif //AUDIO_POLICY_TEST
- mPrimaryOutput((audio_io_handle_t)0),
mLimitRingtoneVolume(false), mLastVoiceVolume(-1.0f),
mA2dpSuspended(false),
mSpeakerDrcEnabled(false),
@@ -2502,7 +2558,8 @@
if ((profileType & outputDeviceTypes) == 0) {
continue;
}
- sp<AudioOutputDescriptor> outputDesc = new AudioOutputDescriptor(outProfile);
+ sp<SwAudioOutputDescriptor> outputDesc = new SwAudioOutputDescriptor(outProfile,
+ mpClientInterface);
outputDesc->mDevice = profileType;
audio_config_t config = AUDIO_CONFIG_INITIALIZER;
@@ -2538,10 +2595,10 @@
}
if (mPrimaryOutput == 0 &&
outProfile->mFlags & AUDIO_OUTPUT_FLAG_PRIMARY) {
- mPrimaryOutput = output;
+ mPrimaryOutput = outputDesc;
}
addOutput(output, outputDesc);
- setOutputDevice(output,
+ setOutputDevice(outputDesc,
outputDesc->mDevice,
true);
}
@@ -2648,7 +2705,7 @@
if (mPrimaryOutput != 0) {
AudioParameter outputCmd = AudioParameter();
outputCmd.addInt(String8("set_id"), 0);
- mpClientInterface->setParameters(mPrimaryOutput, outputCmd.toString());
+ mpClientInterface->setParameters(mPrimaryOutput->mIoHandle, outputCmd.toString());
mTestDevice = AUDIO_DEVICE_OUT_SPEAKER;
mTestSamplingRate = 44100;
@@ -2788,20 +2845,21 @@
if (param.get(String8("test_cmd_policy_reopen"), value) == NO_ERROR) {
param.remove(String8("test_cmd_policy_reopen"));
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(mPrimaryOutput);
- mpClientInterface->closeOutput(mPrimaryOutput);
+ mpClientInterface->closeOutput(mpClientInterface->closeOutput(mPrimaryOutput););
- audio_module_handle_t moduleHandle = outputDesc->getModuleHandle();
+ audio_module_handle_t moduleHandle = mPrimaryOutput->getModuleHandle();
- removeOutput(mPrimaryOutput);
- sp<AudioOutputDescriptor> outputDesc = new AudioOutputDescriptor(NULL);
+ removeOutput(mPrimaryOutput->mIoHandle);
+ sp<SwAudioOutputDescriptor> outputDesc = new AudioOutputDescriptor(NULL,
+ mpClientInterface);
outputDesc->mDevice = AUDIO_DEVICE_OUT_SPEAKER;
audio_config_t config = AUDIO_CONFIG_INITIALIZER;
config.sample_rate = outputDesc->mSamplingRate;
config.channel_mask = outputDesc->mChannelMask;
config.format = outputDesc->mFormat;
+ audio_io_handle_t handle;
status_t status = mpClientInterface->openOutput(moduleHandle,
- &mPrimaryOutput,
+ &handle,
&config,
&outputDesc->mDevice,
String8(""),
@@ -2815,10 +2873,11 @@
outputDesc->mSamplingRate = config.sample_rate;
outputDesc->mChannelMask = config.channel_mask;
outputDesc->mFormat = config.format;
+ mPrimaryOutput = outputDesc;
AudioParameter outputCmd = AudioParameter();
outputCmd.addInt(String8("set_id"), 0);
- mpClientInterface->setParameters(mPrimaryOutput, outputCmd.toString());
- addOutput(mPrimaryOutput, outputDesc);
+ mpClientInterface->setParameters(handle, outputCmd.toString());
+ addOutput(handle, outputDesc);
}
}
@@ -2850,7 +2909,7 @@
// ---
-void AudioPolicyManager::addOutput(audio_io_handle_t output, sp<AudioOutputDescriptor> outputDesc)
+void AudioPolicyManager::addOutput(audio_io_handle_t output, sp<SwAudioOutputDescriptor> outputDesc)
{
outputDesc->setIoHandle(output);
mOutputs.add(output, outputDesc);
@@ -2869,7 +2928,7 @@
nextAudioPortGeneration();
}
-void AudioPolicyManager::findIoHandlesByAddress(sp<AudioOutputDescriptor> desc /*in*/,
+void AudioPolicyManager::findIoHandlesByAddress(sp<SwAudioOutputDescriptor> desc /*in*/,
const audio_devices_t device /*in*/,
const String8 address /*in*/,
SortedVector<audio_io_handle_t>& outputs /*out*/) {
@@ -2888,7 +2947,7 @@
const String8 address)
{
audio_devices_t device = devDesc->type();
- sp<AudioOutputDescriptor> desc;
+ sp<SwAudioOutputDescriptor> desc;
// erase all current sample rates, formats and channel masks
devDesc->clearCapabilities();
@@ -2896,7 +2955,7 @@
// first list already open outputs that can be routed to this device
for (size_t i = 0; i < mOutputs.size(); i++) {
desc = mOutputs.valueAt(i);
- if (!desc->isDuplicated() && (desc->mProfile->mSupportedDevices.types() & device)) {
+ if (!desc->isDuplicated() && (desc->supportedDevices() & device)) {
if (!device_distinguishes_on_address(device)) {
ALOGV("checkOutputsForDevice(): adding opened output %d", mOutputs.keyAt(i));
outputs.add(mOutputs.keyAt(i));
@@ -2955,7 +3014,7 @@
ALOGV("opening output for device %08x with params %s profile %p",
device, address.string(), profile.get());
- desc = new AudioOutputDescriptor(profile);
+ desc = new SwAudioOutputDescriptor(profile, mpClientInterface);
desc->mDevice = device;
audio_config_t config = AUDIO_CONFIG_INITIALIZER;
config.sample_rate = desc->mSamplingRate;
@@ -3060,7 +3119,7 @@
address.string());
}
policyMix->setOutput(desc);
- desc->mPolicyMix = &(policyMix->getMix());
+ desc->mPolicyMix = policyMix->getMix();
} else if ((desc->mFlags & AUDIO_OUTPUT_FLAG_DIRECT) == 0) {
// no duplicated output for direct outputs and
@@ -3068,28 +3127,29 @@
audio_io_handle_t duplicatedOutput = AUDIO_IO_HANDLE_NONE;
// set initial stream volume for device
- applyStreamVolumes(output, device, 0, true);
+ applyStreamVolumes(desc, device, 0, true);
//TODO: configure audio effect output stage here
// open a duplicating output thread for the new output and the primary output
- duplicatedOutput = mpClientInterface->openDuplicateOutput(output,
- mPrimaryOutput);
+ duplicatedOutput =
+ mpClientInterface->openDuplicateOutput(output,
+ mPrimaryOutput->mIoHandle);
if (duplicatedOutput != AUDIO_IO_HANDLE_NONE) {
// add duplicated output descriptor
- sp<AudioOutputDescriptor> dupOutputDesc =
- new AudioOutputDescriptor(NULL);
- dupOutputDesc->mOutput1 = mOutputs.valueFor(mPrimaryOutput);
- dupOutputDesc->mOutput2 = mOutputs.valueFor(output);
+ sp<SwAudioOutputDescriptor> dupOutputDesc =
+ new SwAudioOutputDescriptor(NULL, mpClientInterface);
+ dupOutputDesc->mOutput1 = mPrimaryOutput;
+ dupOutputDesc->mOutput2 = desc;
dupOutputDesc->mSamplingRate = desc->mSamplingRate;
dupOutputDesc->mFormat = desc->mFormat;
dupOutputDesc->mChannelMask = desc->mChannelMask;
dupOutputDesc->mLatency = desc->mLatency;
addOutput(duplicatedOutput, dupOutputDesc);
- applyStreamVolumes(duplicatedOutput, device, 0, true);
+ applyStreamVolumes(dupOutputDesc, device, 0, true);
} else {
ALOGW("checkOutputsForDevice() could not open dup output for %d and %d",
- mPrimaryOutput, output);
+ mPrimaryOutput->mIoHandle, output);
mpClientInterface->closeOutput(output);
removeOutput(output);
nextAudioPortGeneration();
@@ -3111,7 +3171,7 @@
if (device_distinguishes_on_address(device)) {
ALOGV("checkOutputsForDevice(): setOutputDevice(dev=0x%x, addr=%s)",
device, address.string());
- setOutputDevice(output, device, true/*force*/, 0/*delay*/,
+ setOutputDevice(desc, device, true/*force*/, 0/*delay*/,
NULL/*patch handle*/, address.string());
}
ALOGV("checkOutputsForDevice(): adding output %d", output);
@@ -3129,10 +3189,9 @@
if (!desc->isDuplicated()) {
// exact match on device
if (device_distinguishes_on_address(device) &&
- (desc->mProfile->mSupportedDevices.types() == device)) {
+ (desc->supportedDevices() == device)) {
findIoHandlesByAddress(desc, device, address, outputs);
- } else if (!(desc->mProfile->mSupportedDevices.types()
- & mAvailableOutputDevices.types())) {
+ } else if (!(desc->supportedDevices() & mAvailableOutputDevices.types())) {
ALOGV("checkOutputsForDevice(): disconnecting adding output %d",
mOutputs.keyAt(i));
outputs.add(mOutputs.keyAt(i));
@@ -3367,7 +3426,7 @@
{
ALOGV("closeOutput(%d)", output);
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
+ sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
if (outputDesc == NULL) {
ALOGW("closeOutput() unknown output %d", output);
return;
@@ -3376,7 +3435,7 @@
// look for duplicated outputs connected to the output being removed.
for (size_t i = 0; i < mOutputs.size(); i++) {
- sp<AudioOutputDescriptor> dupOutputDesc = mOutputs.valueAt(i);
+ sp<SwAudioOutputDescriptor> dupOutputDesc = mOutputs.valueAt(i);
if (dupOutputDesc->isDuplicated() &&
(dupOutputDesc->mOutput1 == outputDesc ||
dupOutputDesc->mOutput2 == outputDesc)) {
@@ -3445,8 +3504,9 @@
mInputs.removeItem(input);
}
-SortedVector<audio_io_handle_t> AudioPolicyManager::getOutputsForDevice(audio_devices_t device,
- AudioOutputCollection openOutputs)
+SortedVector<audio_io_handle_t> AudioPolicyManager::getOutputsForDevice(
+ audio_devices_t device,
+ SwAudioOutputCollection openOutputs)
{
SortedVector<audio_io_handle_t> outputs;
@@ -3487,14 +3547,14 @@
// associated with policies in the "before" and "after" output vectors
ALOGVV("checkOutputForStrategy(): policy related outputs");
for (size_t i = 0 ; i < mPreviousOutputs.size() ; i++) {
- const sp<AudioOutputDescriptor> desc = mPreviousOutputs.valueAt(i);
+ const sp<SwAudioOutputDescriptor> desc = mPreviousOutputs.valueAt(i);
if (desc != 0 && desc->mPolicyMix != NULL) {
srcOutputs.add(desc->mIoHandle);
ALOGVV(" previous outputs: adding %d", desc->mIoHandle);
}
}
for (size_t i = 0 ; i < mOutputs.size() ; i++) {
- const sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i);
+ const sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
if (desc != 0 && desc->mPolicyMix != NULL) {
dstOutputs.add(desc->mIoHandle);
ALOGVV(" new outputs: adding %d", desc->mIoHandle);
@@ -3506,10 +3566,10 @@
strategy, srcOutputs[0], dstOutputs[0]);
// mute strategy while moving tracks from one output to another
for (size_t i = 0; i < srcOutputs.size(); i++) {
- sp<AudioOutputDescriptor> desc = mOutputs.valueFor(srcOutputs[i]);
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueFor(srcOutputs[i]);
if (isStrategyActive(desc, strategy)) {
- setStrategyMute(strategy, true, srcOutputs[i]);
- setStrategyMute(strategy, false, srcOutputs[i], MUTE_TIME_MS, newDevice);
+ setStrategyMute(strategy, true, desc);
+ setStrategyMute(strategy, false, desc, MUTE_TIME_MS, newDevice);
}
}
@@ -3606,12 +3666,11 @@
}
}
-audio_devices_t AudioPolicyManager::getNewOutputDevice(audio_io_handle_t output, bool fromCache)
+audio_devices_t AudioPolicyManager::getNewOutputDevice(const sp<AudioOutputDescriptor>& outputDesc,
+ bool fromCache)
{
audio_devices_t device = AUDIO_DEVICE_NONE;
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
-
ssize_t index = mAudioPatches.indexOfKey(outputDesc->mPatchHandle);
if (index >= 0) {
sp<AudioPatch> patchDesc = mAudioPatches.valueAt(index);
@@ -3789,9 +3848,9 @@
ALOGV("\t muting %d", mute);
uint32_t maxLatency = 0;
for (size_t i = 0; i < mOutputs.size(); i++) {
- sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i);
+ sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
setStreamMute(AUDIO_STREAM_TTS, mute/*on*/,
- desc->mIoHandle,
+ desc,
0 /*delay*/, AUDIO_DEVICE_NONE);
const uint32_t latency = desc->latency() * 2;
if (latency > maxLatency) {
@@ -3855,7 +3914,7 @@
for (size_t i = 0; i < NUM_STRATEGIES; i++) {
audio_devices_t curDevice = getDeviceForStrategy((routing_strategy)i, false /*fromCache*/);
- curDevice = curDevice & outputDesc->mProfile->mSupportedDevices.types();
+ curDevice = curDevice & outputDesc->supportedDevices();
bool mute = shouldMute && (curDevice & device) && (curDevice != device);
bool doMute = false;
@@ -3874,10 +3933,9 @@
== AUDIO_DEVICE_NONE) {
continue;
}
- audio_io_handle_t curOutput = mOutputs.keyAt(j);
- ALOGVV("checkDeviceMuteStrategies() %s strategy %d (curDevice %04x) on output %d",
- mute ? "muting" : "unmuting", i, curDevice, curOutput);
- setStrategyMute((routing_strategy)i, mute, curOutput, mute ? 0 : delayMs);
+ ALOGVV("checkDeviceMuteStrategies() %s strategy %d (curDevice %04x)",
+ mute ? "muting" : "unmuting", i, curDevice);
+ setStrategyMute((routing_strategy)i, mute, desc, mute ? 0 : delayMs);
if (isStrategyActive(desc, (routing_strategy)i)) {
if (mute) {
// FIXME: should not need to double latency if volume could be applied
@@ -3902,9 +3960,9 @@
}
for (size_t i = 0; i < NUM_STRATEGIES; i++) {
if (isStrategyActive(outputDesc, (routing_strategy)i)) {
- setStrategyMute((routing_strategy)i, true, outputDesc->mIoHandle);
+ setStrategyMute((routing_strategy)i, true, outputDesc);
// do tempMute unmute after twice the mute wait time
- setStrategyMute((routing_strategy)i, false, outputDesc->mIoHandle,
+ setStrategyMute((routing_strategy)i, false, outputDesc,
muteWaitMs *2, device);
}
}
@@ -3919,32 +3977,31 @@
return 0;
}
-uint32_t AudioPolicyManager::setOutputDevice(audio_io_handle_t output,
+uint32_t AudioPolicyManager::setOutputDevice(const sp<AudioOutputDescriptor>& outputDesc,
audio_devices_t device,
bool force,
int delayMs,
audio_patch_handle_t *patchHandle,
const char* address)
{
- ALOGV("setOutputDevice() output %d device %04x delayMs %d", output, device, delayMs);
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
+ ALOGV("setOutputDevice() device %04x delayMs %d", device, delayMs);
AudioParameter param;
uint32_t muteWaitMs;
if (outputDesc->isDuplicated()) {
- muteWaitMs = setOutputDevice(outputDesc->mOutput1->mIoHandle, device, force, delayMs);
- muteWaitMs += setOutputDevice(outputDesc->mOutput2->mIoHandle, device, force, delayMs);
+ muteWaitMs = setOutputDevice(outputDesc->subOutput1(), device, force, delayMs);
+ muteWaitMs += setOutputDevice(outputDesc->subOutput2(), device, force, delayMs);
return muteWaitMs;
}
// no need to proceed if new device is not AUDIO_DEVICE_NONE and not supported by current
// output profile
- if (device != AUDIO_DEVICE_NONE &&
- (device & outputDesc->mProfile->mSupportedDevices.types()) == 0) {
+ if ((device != AUDIO_DEVICE_NONE) &&
+ ((device & outputDesc->supportedDevices()) == 0)) {
return 0;
}
// filter devices according to output selected
- device = (audio_devices_t)(device & outputDesc->mProfile->mSupportedDevices.types());
+ device = (audio_devices_t)(device & outputDesc->supportedDevices());
audio_devices_t prevDevice = outputDesc->mDevice;
@@ -3964,8 +4021,7 @@
if ((device == AUDIO_DEVICE_NONE || device == prevDevice) &&
!force &&
outputDesc->mPatchHandle != 0) {
- ALOGV("setOutputDevice() setting same device 0x%04x or null device for output %d",
- device, output);
+ ALOGV("setOutputDevice() setting same device 0x%04x or null device", device);
return muteWaitMs;
}
@@ -3973,7 +4029,7 @@
// do the routing
if (device == AUDIO_DEVICE_NONE) {
- resetOutputDevice(output, delayMs, NULL);
+ resetOutputDevice(outputDesc, delayMs, NULL);
} else {
DeviceVector deviceList = (address == NULL) ?
mAvailableOutputDevices.getDevicesFromType(device)
@@ -4040,16 +4096,15 @@
}
// update stream volumes according to new device
- applyStreamVolumes(output, device, delayMs);
+ applyStreamVolumes(outputDesc, device, delayMs);
return muteWaitMs;
}
-status_t AudioPolicyManager::resetOutputDevice(audio_io_handle_t output,
+status_t AudioPolicyManager::resetOutputDevice(const sp<AudioOutputDescriptor>& outputDesc,
int delayMs,
audio_patch_handle_t *patchHandle)
{
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
ssize_t index;
if (patchHandle) {
index = mAudioPatches.indexOfKey(*patchHandle);
@@ -4159,12 +4214,15 @@
sp<IOProfile> AudioPolicyManager::getInputProfile(audio_devices_t device,
String8 address,
uint32_t& samplingRate,
- audio_format_t format,
- audio_channel_mask_t channelMask,
+ audio_format_t& format,
+ audio_channel_mask_t& channelMask,
audio_input_flags_t flags)
{
// Choose an input profile based on the requested capture parameters: select the first available
// profile supporting all requested parameters.
+ //
+ // TODO: perhaps isCompatibleProfile should return a "matching" score so we can return
+ // the best matching profile, not the first one.
for (size_t i = 0; i < mHwModules.size(); i++)
{
@@ -4177,7 +4235,11 @@
// profile->log();
if (profile->isCompatibleProfile(device, address, samplingRate,
&samplingRate /*updatedSamplingRate*/,
- format, channelMask, (audio_output_flags_t) flags)) {
+ format,
+ &format /*updatedFormat*/,
+ channelMask,
+ &channelMask /*updatedChannelMask*/,
+ (audio_output_flags_t) flags)) {
return profile;
}
@@ -4206,17 +4268,10 @@
}
float AudioPolicyManager::computeVolume(audio_stream_type_t stream,
- int index,
- audio_io_handle_t output,
- audio_devices_t device)
+ int index,
+ audio_devices_t device)
{
- float volume = 1.0;
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
-
- if (device == AUDIO_DEVICE_NONE) {
- device = outputDesc->device();
- }
- volume = mEngine->volIndexToAmpl(Volume::getDeviceCategory(device), stream, index);
+ float volumeDb = mEngine->volIndexToDb(Volume::getDeviceCategory(device), stream, index);
// if a headset is connected, apply the following rules to ring tones and notifications
// to avoid sound level bursts in user's ears:
@@ -4234,41 +4289,39 @@
|| ((stream_strategy == STRATEGY_ENFORCED_AUDIBLE) &&
(mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_NONE))) &&
mStreams.canBeMuted(stream)) {
- volume *= SONIFICATION_HEADSET_VOLUME_FACTOR;
+ volumeDb += SONIFICATION_HEADSET_VOLUME_FACTOR_DB;
// when the phone is ringing we must consider that music could have been paused just before
// by the music application and behave as if music was active if the last music track was
// just stopped
if (isStreamActive(AUDIO_STREAM_MUSIC, SONIFICATION_HEADSET_MUSIC_DELAY) ||
mLimitRingtoneVolume) {
audio_devices_t musicDevice = getDeviceForStrategy(STRATEGY_MEDIA, true /*fromCache*/);
- float musicVol = computeVolume(AUDIO_STREAM_MUSIC,
- mStreams[AUDIO_STREAM_MUSIC].getVolumeIndex(musicDevice),
- output,
+ float musicVolDB = computeVolume(AUDIO_STREAM_MUSIC,
+ mStreams.valueFor(AUDIO_STREAM_MUSIC).getVolumeIndex(musicDevice),
musicDevice);
- float minVol = (musicVol > SONIFICATION_HEADSET_VOLUME_MIN) ?
- musicVol : SONIFICATION_HEADSET_VOLUME_MIN;
- if (volume > minVol) {
- volume = minVol;
- ALOGV("computeVolume limiting volume to %f musicVol %f", minVol, musicVol);
+ float minVolDB = (musicVolDB > SONIFICATION_HEADSET_VOLUME_MIN_DB) ?
+ musicVolDB : SONIFICATION_HEADSET_VOLUME_MIN_DB;
+ if (volumeDb > minVolDB) {
+ volumeDb = minVolDB;
+ ALOGV("computeVolume limiting volume to %f musicVol %f", minVolDB, musicVolDB);
}
}
}
- return volume;
+ return volumeDb;
}
status_t AudioPolicyManager::checkAndSetVolume(audio_stream_type_t stream,
- int index,
- audio_io_handle_t output,
- audio_devices_t device,
- int delayMs,
- bool force)
+ int index,
+ const sp<AudioOutputDescriptor>& outputDesc,
+ audio_devices_t device,
+ int delayMs,
+ bool force)
{
-
// do not change actual stream volume if the stream is muted
- if (mOutputs.valueFor(output)->mMuteCount[stream] != 0) {
+ if (outputDesc->mMuteCount[stream] != 0) {
ALOGVV("checkAndSetVolume() stream %d muted count %d",
- stream, mOutputs.valueFor(output)->mMuteCount[stream]);
+ stream, outputDesc->mMuteCount[stream]);
return NO_ERROR;
}
audio_policy_forced_cfg_t forceUseForComm =
@@ -4281,45 +4334,28 @@
return INVALID_OPERATION;
}
- float volume = computeVolume(stream, index, output, device);
- // unit gain if rerouting to external policy
- if (device == AUDIO_DEVICE_OUT_REMOTE_SUBMIX) {
- ssize_t index = mOutputs.indexOfKey(output);
- if (index >= 0) {
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueAt(index);
- if (outputDesc->mPolicyMix != NULL) {
- ALOGV("max gain when rerouting for output=%d", output);
- volume = 1.0f;
- }
- }
+ if (device == AUDIO_DEVICE_NONE) {
+ device = outputDesc->device();
+ }
+ float volumeDb = computeVolume(stream, index, device);
+ if (outputDesc->isFixedVolume(device)) {
+ volumeDb = 0.0f;
}
- // We actually change the volume if:
- // - the float value returned by computeVolume() changed
- // - the force flag is set
- if (volume != mOutputs.valueFor(output)->mCurVolume[stream] ||
- force) {
- mOutputs.valueFor(output)->mCurVolume[stream] = volume;
- ALOGVV("checkAndSetVolume() for output %d stream %d, volume %f, delay %d", output, stream, volume, delayMs);
- // Force VOICE_CALL to track BLUETOOTH_SCO stream volume when bluetooth audio is
- // enabled
- if (stream == AUDIO_STREAM_BLUETOOTH_SCO) {
- mpClientInterface->setStreamVolume(AUDIO_STREAM_VOICE_CALL, volume, output, delayMs);
- }
- mpClientInterface->setStreamVolume(stream, volume, output, delayMs);
- }
+
+ outputDesc->setVolume(volumeDb, stream, device, delayMs, force);
if (stream == AUDIO_STREAM_VOICE_CALL ||
stream == AUDIO_STREAM_BLUETOOTH_SCO) {
float voiceVolume;
// Force voice volume to max for bluetooth SCO as volume is managed by the headset
if (stream == AUDIO_STREAM_VOICE_CALL) {
- voiceVolume = (float)index/(float)mStreams[stream].getVolumeIndexMax();
+ voiceVolume = (float)index/(float)mStreams.valueFor(stream).getVolumeIndexMax();
} else {
voiceVolume = 1.0;
}
- if (voiceVolume != mLastVoiceVolume && output == mPrimaryOutput) {
+ if (voiceVolume != mLastVoiceVolume && outputDesc == mPrimaryOutput) {
mpClientInterface->setVoiceVolume(voiceVolume, delayMs);
mLastVoiceVolume = voiceVolume;
}
@@ -4328,20 +4364,20 @@
return NO_ERROR;
}
-void AudioPolicyManager::applyStreamVolumes(audio_io_handle_t output,
- audio_devices_t device,
- int delayMs,
- bool force)
+void AudioPolicyManager::applyStreamVolumes(const sp<AudioOutputDescriptor>& outputDesc,
+ audio_devices_t device,
+ int delayMs,
+ bool force)
{
- ALOGVV("applyStreamVolumes() for output %d and device %x", output, device);
+ ALOGVV("applyStreamVolumes() for device %08x", device);
for (int stream = 0; stream < AUDIO_STREAM_CNT; stream++) {
if (stream == AUDIO_STREAM_PATCH) {
continue;
}
checkAndSetVolume((audio_stream_type_t)stream,
- mStreams[stream].getVolumeIndex(device),
- output,
+ mStreams.valueFor((audio_stream_type_t)stream).getVolumeIndex(device),
+ outputDesc,
device,
delayMs,
force);
@@ -4349,10 +4385,10 @@
}
void AudioPolicyManager::setStrategyMute(routing_strategy strategy,
- bool on,
- audio_io_handle_t output,
- int delayMs,
- audio_devices_t device)
+ bool on,
+ const sp<AudioOutputDescriptor>& outputDesc,
+ int delayMs,
+ audio_devices_t device)
{
ALOGVV("setStrategyMute() strategy %d, mute %d, output %d", strategy, on, output);
for (int stream = 0; stream < AUDIO_STREAM_CNT; stream++) {
@@ -4360,32 +4396,31 @@
continue;
}
if (getStrategy((audio_stream_type_t)stream) == strategy) {
- setStreamMute((audio_stream_type_t)stream, on, output, delayMs, device);
+ setStreamMute((audio_stream_type_t)stream, on, outputDesc, delayMs, device);
}
}
}
void AudioPolicyManager::setStreamMute(audio_stream_type_t stream,
- bool on,
- audio_io_handle_t output,
- int delayMs,
- audio_devices_t device)
+ bool on,
+ const sp<AudioOutputDescriptor>& outputDesc,
+ int delayMs,
+ audio_devices_t device)
{
- const StreamDescriptor &streamDesc = mStreams[stream];
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(output);
+ const StreamDescriptor& streamDesc = mStreams.valueFor(stream);
if (device == AUDIO_DEVICE_NONE) {
device = outputDesc->device();
}
- ALOGVV("setStreamMute() stream %d, mute %d, output %d, mMuteCount %d device %04x",
- stream, on, output, outputDesc->mMuteCount[stream], device);
+ ALOGVV("setStreamMute() stream %d, mute %d, mMuteCount %d device %04x",
+ stream, on, outputDesc->mMuteCount[stream], device);
if (on) {
if (outputDesc->mMuteCount[stream] == 0) {
if (streamDesc.canBeMuted() &&
((stream != AUDIO_STREAM_ENFORCED_AUDIBLE) ||
(mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_NONE))) {
- checkAndSetVolume(stream, 0, output, device, delayMs);
+ checkAndSetVolume(stream, 0, outputDesc, device, delayMs);
}
}
// increment mMuteCount after calling checkAndSetVolume() so that volume change is not ignored
@@ -4398,7 +4433,7 @@
if (--outputDesc->mMuteCount[stream] == 0) {
checkAndSetVolume(stream,
streamDesc.getVolumeIndex(device),
- output,
+ outputDesc,
device,
delayMs);
}
@@ -4417,7 +4452,7 @@
const routing_strategy stream_strategy = getStrategy(stream);
if ((stream_strategy == STRATEGY_SONIFICATION) ||
((stream_strategy == STRATEGY_SONIFICATION_RESPECTFUL))) {
- sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(mPrimaryOutput);
+ sp<SwAudioOutputDescriptor> outputDesc = mPrimaryOutput;
ALOGV("handleIncallSonification() stream %d starting %d device %x stateChange %d",
stream, starting, outputDesc->mDevice, stateChange);
if (outputDesc->mRefCount[stream]) {
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index 9fab9ef..fe6b986 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -49,8 +49,11 @@
// Attenuation applied to STRATEGY_SONIFICATION streams when a headset is connected: 6dB
#define SONIFICATION_HEADSET_VOLUME_FACTOR 0.5
+#define SONIFICATION_HEADSET_VOLUME_FACTOR_DB (-6)
// Min volume for STRATEGY_SONIFICATION streams when limited by music volume: -36dB
#define SONIFICATION_HEADSET_VOLUME_MIN 0.016
+#define SONIFICATION_HEADSET_VOLUME_MIN_DB (-36)
+
// Time in milliseconds during which we consider that music is still active after a music
// track was stopped - see computeVolume()
#define SONIFICATION_HEADSET_MUSIC_DELAY 5000
@@ -173,19 +176,15 @@
return mEffects.setEffectEnabled(id, enabled);
}
- virtual bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs = 0) const
- {
- return mOutputs.isStreamActive(stream, inPastMs);
- }
+ virtual bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs = 0) const;
// return whether a stream is playing remotely, override to change the definition of
// local/remote playback, used for instance by notification manager to not make
// media players lose audio focus when not playing locally
// For the base implementation, "remotely" means playing during screen mirroring which
// uses an output for playback with a non-empty, non "0" address.
- virtual bool isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs = 0) const
- {
- return mOutputs.isStreamActiveRemotely(stream, inPastMs);
- }
+ virtual bool isStreamActiveRemotely(audio_stream_type_t stream,
+ uint32_t inPastMs = 0) const;
+
virtual bool isSourceActive(audio_source_t source) const;
virtual status_t dump(int fd);
@@ -281,7 +280,7 @@
{
return mPolicyMixes;
}
- virtual const AudioOutputCollection &getOutputs() const
+ virtual const SwAudioOutputCollection &getOutputs() const
{
return mOutputs;
}
@@ -306,7 +305,7 @@
return mDefaultOutputDevice;
}
protected:
- void addOutput(audio_io_handle_t output, sp<AudioOutputDescriptor> outputDesc);
+ void addOutput(audio_io_handle_t output, sp<SwAudioOutputDescriptor> outputDesc);
void removeOutput(audio_io_handle_t output);
void addInput(audio_io_handle_t input, sp<AudioInputDescriptor> inputDesc);
@@ -329,13 +328,13 @@
// change the route of the specified output. Returns the number of ms we have slept to
// allow new routing to take effect in certain cases.
- virtual uint32_t setOutputDevice(audio_io_handle_t output,
+ virtual uint32_t setOutputDevice(const sp<AudioOutputDescriptor>& outputDesc,
audio_devices_t device,
bool force = false,
int delayMs = 0,
audio_patch_handle_t *patchHandle = NULL,
const char* address = NULL);
- status_t resetOutputDevice(audio_io_handle_t output,
+ status_t resetOutputDevice(const sp<AudioOutputDescriptor>& outputDesc,
int delayMs = 0,
audio_patch_handle_t *patchHandle = NULL);
status_t setInputDevice(audio_io_handle_t input,
@@ -350,29 +349,31 @@
// compute the actual volume for a given stream according to the requested index and a particular
// device
- virtual float computeVolume(audio_stream_type_t stream, int index,
- audio_io_handle_t output, audio_devices_t device);
+ virtual float computeVolume(audio_stream_type_t stream,
+ int index,
+ audio_devices_t device);
// check that volume change is permitted, compute and send new volume to audio hardware
virtual status_t checkAndSetVolume(audio_stream_type_t stream, int index,
- audio_io_handle_t output,
+ const sp<AudioOutputDescriptor>& outputDesc,
audio_devices_t device,
int delayMs = 0, bool force = false);
// apply all stream volumes to the specified output and device
- void applyStreamVolumes(audio_io_handle_t output, audio_devices_t device, int delayMs = 0, bool force = false);
+ void applyStreamVolumes(const sp<AudioOutputDescriptor>& outputDesc,
+ audio_devices_t device, int delayMs = 0, bool force = false);
// Mute or unmute all streams handled by the specified strategy on the specified output
void setStrategyMute(routing_strategy strategy,
bool on,
- audio_io_handle_t output,
+ const sp<AudioOutputDescriptor>& outputDesc,
int delayMs = 0,
audio_devices_t device = (audio_devices_t)0);
// Mute or unmute the stream on the specified output
void setStreamMute(audio_stream_type_t stream,
bool on,
- audio_io_handle_t output,
+ const sp<AudioOutputDescriptor>& outputDesc,
int delayMs = 0,
audio_devices_t device = (audio_devices_t)0);
@@ -425,7 +426,8 @@
// must be called every time a condition that affects the device choice for a given output is
// changed: connected device, phone state, force use, output start, output stop..
// see getDeviceForStrategy() for the use of fromCache parameter
- audio_devices_t getNewOutputDevice(audio_io_handle_t output, bool fromCache);
+ audio_devices_t getNewOutputDevice(const sp<AudioOutputDescriptor>& outputDesc,
+ bool fromCache);
// updates cache of device used by all strategies (mDeviceForStrategy[])
// must be called every time a condition that affects the device choice for a given strategy is
@@ -453,7 +455,7 @@
#endif //AUDIO_POLICY_TEST
SortedVector<audio_io_handle_t> getOutputsForDevice(audio_devices_t device,
- AudioOutputCollection openOutputs);
+ SwAudioOutputCollection openOutputs);
bool vectorsEqual(SortedVector<audio_io_handle_t>& outputs1,
SortedVector<audio_io_handle_t>& outputs2);
@@ -468,12 +470,12 @@
audio_io_handle_t selectOutput(const SortedVector<audio_io_handle_t>& outputs,
audio_output_flags_t flags,
audio_format_t format);
- // samplingRate parameter is an in/out and so may be modified
+ // samplingRate, format, channelMask are in/out and so may be modified
sp<IOProfile> getInputProfile(audio_devices_t device,
String8 address,
uint32_t& samplingRate,
- audio_format_t format,
- audio_channel_mask_t channelMask,
+ audio_format_t& format,
+ audio_channel_mask_t& channelMask,
audio_input_flags_t flags);
sp<IOProfile> getProfileForDirectOutput(audio_devices_t device,
uint32_t samplingRate,
@@ -494,25 +496,33 @@
audio_devices_t availablePrimaryOutputDevices() const
{
- return mOutputs.getSupportedDevices(mPrimaryOutput) & mAvailableOutputDevices.types();
+ return mPrimaryOutput->supportedDevices() & mAvailableOutputDevices.types();
}
audio_devices_t availablePrimaryInputDevices() const
{
- return mAvailableInputDevices.getDevicesFromHwModule(
- mOutputs.valueFor(mPrimaryOutput)->getModuleHandle());
+ return mAvailableInputDevices.getDevicesFromHwModule(mPrimaryOutput->getModuleHandle());
}
void updateCallRouting(audio_devices_t rxDevice, int delayMs = 0);
+ status_t startSource(sp<AudioOutputDescriptor> outputDesc,
+ audio_stream_type_t stream,
+ audio_devices_t device,
+ uint32_t *delayMs);
+ status_t stopSource(sp<AudioOutputDescriptor> outputDesc,
+ audio_stream_type_t stream);
+
uid_t mUidCached;
AudioPolicyClientInterface *mpClientInterface; // audio policy client interface
- audio_io_handle_t mPrimaryOutput; // primary output handle
+ sp<SwAudioOutputDescriptor> mPrimaryOutput; // primary output descriptor
// list of descriptors for outputs currently opened
- AudioOutputCollection mOutputs;
+
+ SwAudioOutputCollection mOutputs;
// copy of mOutputs before setDeviceConnectionState() opens new outputs
// reset to mOutputs when updateDevicesAndOutputs() is called.
- AudioOutputCollection mPreviousOutputs;
+ SwAudioOutputCollection mPreviousOutputs;
AudioInputCollection mInputs; // list of input descriptors
+
DeviceVector mAvailableOutputDevices; // all available output devices
DeviceVector mAvailableInputDevices; // all available input devices
@@ -583,7 +593,7 @@
// in mProfile->mSupportedDevices) matches the device whose address is to be matched.
// see deviceDistinguishesOnAddress(audio_devices_t) for whether the device type is one
// where addresses are used to distinguish between one connected device and another.
- void findIoHandlesByAddress(sp<AudioOutputDescriptor> desc /*in*/,
+ void findIoHandlesByAddress(sp<SwAudioOutputDescriptor> desc /*in*/,
const audio_devices_t device /*in*/,
const String8 address /*in*/,
SortedVector<audio_io_handle_t>& outputs /*out*/);