| /* |
| ** |
| ** Copyright 2012, 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 "AudioFlinger" |
| //#define LOG_NDEBUG 0 |
| |
| #include <algorithm> |
| |
| #include "Configuration.h" |
| #include <utils/Log.h> |
| #include <system/audio_effects/effect_aec.h> |
| #include <system/audio_effects/effect_dynamicsprocessing.h> |
| #include <system/audio_effects/effect_hapticgenerator.h> |
| #include <system/audio_effects/effect_ns.h> |
| #include <system/audio_effects/effect_visualizer.h> |
| #include <audio_utils/channels.h> |
| #include <audio_utils/primitives.h> |
| #include <media/AudioCommonTypes.h> |
| #include <media/AudioContainers.h> |
| #include <media/AudioEffect.h> |
| #include <media/AudioDeviceTypeAddr.h> |
| #include <media/ShmemCompat.h> |
| #include <media/audiohal/EffectHalInterface.h> |
| #include <media/audiohal/EffectsFactoryHalInterface.h> |
| #include <mediautils/ServiceUtilities.h> |
| |
| #include "AudioFlinger.h" |
| |
| // ---------------------------------------------------------------------------- |
| |
| // Note: the following macro is used for extremely verbose logging message. In |
| // order to run with ALOG_ASSERT turned on, we need to have LOG_NDEBUG set to |
| // 0; but one side effect of this is to turn all LOGV's as well. Some messages |
| // are so verbose that we want to suppress them even when we have ALOG_ASSERT |
| // turned on. Do not uncomment the #def below unless you really know what you |
| // are doing and want to see all of the extremely verbose messages. |
| //#define VERY_VERY_VERBOSE_LOGGING |
| #ifdef VERY_VERY_VERBOSE_LOGGING |
| #define ALOGVV ALOGV |
| #else |
| #define ALOGVV(a...) do { } while(0) |
| #endif |
| |
| #define DEFAULT_OUTPUT_SAMPLE_RATE 48000 |
| |
| namespace android { |
| |
| using aidl_utils::statusTFromBinderStatus; |
| using binder::Status; |
| |
| namespace { |
| |
| // Append a POD value into a vector of bytes. |
| template<typename T> |
| void appendToBuffer(const T& value, std::vector<uint8_t>* buffer) { |
| const uint8_t* ar(reinterpret_cast<const uint8_t*>(&value)); |
| buffer->insert(buffer->end(), ar, ar + sizeof(T)); |
| } |
| |
| // Write a POD value into a vector of bytes (clears the previous buffer |
| // content). |
| template<typename T> |
| void writeToBuffer(const T& value, std::vector<uint8_t>* buffer) { |
| buffer->clear(); |
| appendToBuffer(value, buffer); |
| } |
| |
| } // namespace |
| |
| // ---------------------------------------------------------------------------- |
| // EffectBase implementation |
| // ---------------------------------------------------------------------------- |
| |
| #undef LOG_TAG |
| #define LOG_TAG "AudioFlinger::EffectBase" |
| |
| AudioFlinger::EffectBase::EffectBase(const sp<AudioFlinger::EffectCallbackInterface>& callback, |
| effect_descriptor_t *desc, |
| int id, |
| audio_session_t sessionId, |
| bool pinned) |
| : mPinned(pinned), |
| mCallback(callback), mId(id), mSessionId(sessionId), |
| mDescriptor(*desc) |
| { |
| } |
| |
| // must be called with EffectModule::mLock held |
| status_t AudioFlinger::EffectBase::setEnabled_l(bool enabled) |
| { |
| |
| ALOGV("setEnabled %p enabled %d", this, enabled); |
| |
| if (enabled != isEnabled()) { |
| switch (mState) { |
| // going from disabled to enabled |
| case IDLE: |
| mState = STARTING; |
| break; |
| case STOPPED: |
| mState = RESTART; |
| break; |
| case STOPPING: |
| mState = ACTIVE; |
| break; |
| |
| // going from enabled to disabled |
| case RESTART: |
| mState = STOPPED; |
| break; |
| case STARTING: |
| mState = IDLE; |
| break; |
| case ACTIVE: |
| mState = STOPPING; |
| break; |
| case DESTROYED: |
| return NO_ERROR; // simply ignore as we are being destroyed |
| } |
| for (size_t i = 1; i < mHandles.size(); i++) { |
| EffectHandle *h = mHandles[i]; |
| if (h != NULL && !h->disconnected()) { |
| h->setEnabled(enabled); |
| } |
| } |
| } |
| return NO_ERROR; |
| } |
| |
| status_t AudioFlinger::EffectBase::setEnabled(bool enabled, bool fromHandle) |
| { |
| status_t status; |
| { |
| Mutex::Autolock _l(mLock); |
| status = setEnabled_l(enabled); |
| } |
| if (fromHandle) { |
| if (enabled) { |
| if (status != NO_ERROR) { |
| getCallback()->checkSuspendOnEffectEnabled(this, false, false /*threadLocked*/); |
| } else { |
| getCallback()->onEffectEnable(this); |
| } |
| } else { |
| getCallback()->onEffectDisable(this); |
| } |
| } |
| return status; |
| } |
| |
| bool AudioFlinger::EffectBase::isEnabled() const |
| { |
| switch (mState) { |
| case RESTART: |
| case STARTING: |
| case ACTIVE: |
| return true; |
| case IDLE: |
| case STOPPING: |
| case STOPPED: |
| case DESTROYED: |
| default: |
| return false; |
| } |
| } |
| |
| void AudioFlinger::EffectBase::setSuspended(bool suspended) |
| { |
| Mutex::Autolock _l(mLock); |
| mSuspended = suspended; |
| } |
| |
| bool AudioFlinger::EffectBase::suspended() const |
| { |
| Mutex::Autolock _l(mLock); |
| return mSuspended; |
| } |
| |
| status_t AudioFlinger::EffectBase::addHandle(EffectHandle *handle) |
| { |
| status_t status; |
| |
| Mutex::Autolock _l(mLock); |
| int priority = handle->priority(); |
| size_t size = mHandles.size(); |
| EffectHandle *controlHandle = NULL; |
| size_t i; |
| for (i = 0; i < size; i++) { |
| EffectHandle *h = mHandles[i]; |
| if (h == NULL || h->disconnected()) { |
| continue; |
| } |
| // first non destroyed handle is considered in control |
| if (controlHandle == NULL) { |
| controlHandle = h; |
| } |
| if (h->priority() <= priority) { |
| break; |
| } |
| } |
| // if inserted in first place, move effect control from previous owner to this handle |
| if (i == 0) { |
| bool enabled = false; |
| if (controlHandle != NULL) { |
| enabled = controlHandle->enabled(); |
| controlHandle->setControl(false/*hasControl*/, true /*signal*/, enabled /*enabled*/); |
| } |
| handle->setControl(true /*hasControl*/, false /*signal*/, enabled /*enabled*/); |
| status = NO_ERROR; |
| } else { |
| status = ALREADY_EXISTS; |
| } |
| ALOGV("addHandle() %p added handle %p in position %zu", this, handle, i); |
| mHandles.insertAt(handle, i); |
| return status; |
| } |
| |
| status_t AudioFlinger::EffectBase::updatePolicyState() |
| { |
| status_t status = NO_ERROR; |
| bool doRegister = false; |
| bool registered = false; |
| bool doEnable = false; |
| bool enabled = false; |
| audio_io_handle_t io = AUDIO_IO_HANDLE_NONE; |
| product_strategy_t strategy = PRODUCT_STRATEGY_NONE; |
| |
| { |
| Mutex::Autolock _l(mLock); |
| // register effect when first handle is attached and unregister when last handle is removed |
| if (mPolicyRegistered != mHandles.size() > 0) { |
| doRegister = true; |
| mPolicyRegistered = mHandles.size() > 0; |
| if (mPolicyRegistered) { |
| const auto callback = getCallback(); |
| io = callback->io(); |
| strategy = callback->strategy(); |
| } |
| } |
| // enable effect when registered according to enable state requested by controlling handle |
| if (mHandles.size() > 0) { |
| EffectHandle *handle = controlHandle_l(); |
| if (handle != nullptr && mPolicyEnabled != handle->enabled()) { |
| doEnable = true; |
| mPolicyEnabled = handle->enabled(); |
| } |
| } |
| registered = mPolicyRegistered; |
| enabled = mPolicyEnabled; |
| // The simultaneous release of two EffectHandles with the same EffectModule |
| // may cause us to call this method at the same time. |
| // This may deadlock under some circumstances (b/180941720). Avoid this. |
| if (!doRegister && !(registered && doEnable)) { |
| return NO_ERROR; |
| } |
| mPolicyLock.lock(); |
| } |
| ALOGV("%s name %s id %d session %d doRegister %d registered %d doEnable %d enabled %d", |
| __func__, mDescriptor.name, mId, mSessionId, doRegister, registered, doEnable, enabled); |
| if (doRegister) { |
| if (registered) { |
| status = AudioSystem::registerEffect( |
| &mDescriptor, |
| io, |
| strategy, |
| mSessionId, |
| mId); |
| } else { |
| status = AudioSystem::unregisterEffect(mId); |
| } |
| } |
| if (registered && doEnable) { |
| status = AudioSystem::setEffectEnabled(mId, enabled); |
| } |
| mPolicyLock.unlock(); |
| |
| return status; |
| } |
| |
| |
| ssize_t AudioFlinger::EffectBase::removeHandle(EffectHandle *handle) |
| { |
| Mutex::Autolock _l(mLock); |
| return removeHandle_l(handle); |
| } |
| |
| ssize_t AudioFlinger::EffectBase::removeHandle_l(EffectHandle *handle) |
| { |
| size_t size = mHandles.size(); |
| size_t i; |
| for (i = 0; i < size; i++) { |
| if (mHandles[i] == handle) { |
| break; |
| } |
| } |
| if (i == size) { |
| ALOGW("%s %p handle not found %p", __FUNCTION__, this, handle); |
| return BAD_VALUE; |
| } |
| ALOGV("removeHandle_l() %p removed handle %p in position %zu", this, handle, i); |
| |
| mHandles.removeAt(i); |
| // if removed from first place, move effect control from this handle to next in line |
| if (i == 0) { |
| EffectHandle *h = controlHandle_l(); |
| if (h != NULL) { |
| h->setControl(true /*hasControl*/, true /*signal*/ , handle->enabled() /*enabled*/); |
| } |
| } |
| |
| // Prevent calls to process() and other functions on effect interface from now on. |
| // The effect engine will be released by the destructor when the last strong reference on |
| // this object is released which can happen after next process is called. |
| if (mHandles.size() == 0 && !mPinned) { |
| mState = DESTROYED; |
| } |
| |
| return mHandles.size(); |
| } |
| |
| // must be called with EffectModule::mLock held |
| AudioFlinger::EffectHandle *AudioFlinger::EffectBase::controlHandle_l() |
| { |
| // the first valid handle in the list has control over the module |
| for (size_t i = 0; i < mHandles.size(); i++) { |
| EffectHandle *h = mHandles[i]; |
| if (h != NULL && !h->disconnected()) { |
| return h; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| // unsafe method called when the effect parent thread has been destroyed |
| ssize_t AudioFlinger::EffectBase::disconnectHandle(EffectHandle *handle, bool unpinIfLast) |
| { |
| const auto callback = getCallback(); |
| ALOGV("disconnect() %p handle %p", this, handle); |
| if (callback->disconnectEffectHandle(handle, unpinIfLast)) { |
| return mHandles.size(); |
| } |
| |
| Mutex::Autolock _l(mLock); |
| ssize_t numHandles = removeHandle_l(handle); |
| if ((numHandles == 0) && (!mPinned || unpinIfLast)) { |
| mLock.unlock(); |
| callback->updateOrphanEffectChains(this); |
| mLock.lock(); |
| } |
| return numHandles; |
| } |
| |
| bool AudioFlinger::EffectBase::purgeHandles() |
| { |
| bool enabled = false; |
| Mutex::Autolock _l(mLock); |
| EffectHandle *handle = controlHandle_l(); |
| if (handle != NULL) { |
| enabled = handle->enabled(); |
| } |
| mHandles.clear(); |
| return enabled; |
| } |
| |
| void AudioFlinger::EffectBase::checkSuspendOnEffectEnabled(bool enabled, bool threadLocked) { |
| getCallback()->checkSuspendOnEffectEnabled(this, enabled, threadLocked); |
| } |
| |
| static String8 effectFlagsToString(uint32_t flags) { |
| String8 s; |
| |
| s.append("conn. mode: "); |
| switch (flags & EFFECT_FLAG_TYPE_MASK) { |
| case EFFECT_FLAG_TYPE_INSERT: s.append("insert"); break; |
| case EFFECT_FLAG_TYPE_AUXILIARY: s.append("auxiliary"); break; |
| case EFFECT_FLAG_TYPE_REPLACE: s.append("replace"); break; |
| case EFFECT_FLAG_TYPE_PRE_PROC: s.append("preproc"); break; |
| case EFFECT_FLAG_TYPE_POST_PROC: s.append("postproc"); break; |
| default: s.append("unknown/reserved"); break; |
| } |
| s.append(", "); |
| |
| s.append("insert pref: "); |
| switch (flags & EFFECT_FLAG_INSERT_MASK) { |
| case EFFECT_FLAG_INSERT_ANY: s.append("any"); break; |
| case EFFECT_FLAG_INSERT_FIRST: s.append("first"); break; |
| case EFFECT_FLAG_INSERT_LAST: s.append("last"); break; |
| case EFFECT_FLAG_INSERT_EXCLUSIVE: s.append("exclusive"); break; |
| default: s.append("unknown/reserved"); break; |
| } |
| s.append(", "); |
| |
| s.append("volume mgmt: "); |
| switch (flags & EFFECT_FLAG_VOLUME_MASK) { |
| case EFFECT_FLAG_VOLUME_NONE: s.append("none"); break; |
| case EFFECT_FLAG_VOLUME_CTRL: s.append("implements control"); break; |
| case EFFECT_FLAG_VOLUME_IND: s.append("requires indication"); break; |
| case EFFECT_FLAG_VOLUME_MONITOR: s.append("monitors volume"); break; |
| default: s.append("unknown/reserved"); break; |
| } |
| s.append(", "); |
| |
| uint32_t devind = flags & EFFECT_FLAG_DEVICE_MASK; |
| if (devind) { |
| s.append("device indication: "); |
| switch (devind) { |
| case EFFECT_FLAG_DEVICE_IND: s.append("requires updates"); break; |
| default: s.append("unknown/reserved"); break; |
| } |
| s.append(", "); |
| } |
| |
| s.append("input mode: "); |
| switch (flags & EFFECT_FLAG_INPUT_MASK) { |
| case EFFECT_FLAG_INPUT_DIRECT: s.append("direct"); break; |
| case EFFECT_FLAG_INPUT_PROVIDER: s.append("provider"); break; |
| case EFFECT_FLAG_INPUT_BOTH: s.append("direct+provider"); break; |
| default: s.append("not set"); break; |
| } |
| s.append(", "); |
| |
| s.append("output mode: "); |
| switch (flags & EFFECT_FLAG_OUTPUT_MASK) { |
| case EFFECT_FLAG_OUTPUT_DIRECT: s.append("direct"); break; |
| case EFFECT_FLAG_OUTPUT_PROVIDER: s.append("provider"); break; |
| case EFFECT_FLAG_OUTPUT_BOTH: s.append("direct+provider"); break; |
| default: s.append("not set"); break; |
| } |
| s.append(", "); |
| |
| uint32_t accel = flags & EFFECT_FLAG_HW_ACC_MASK; |
| if (accel) { |
| s.append("hardware acceleration: "); |
| switch (accel) { |
| case EFFECT_FLAG_HW_ACC_SIMPLE: s.append("non-tunneled"); break; |
| case EFFECT_FLAG_HW_ACC_TUNNEL: s.append("tunneled"); break; |
| default: s.append("unknown/reserved"); break; |
| } |
| s.append(", "); |
| } |
| |
| uint32_t modeind = flags & EFFECT_FLAG_AUDIO_MODE_MASK; |
| if (modeind) { |
| s.append("mode indication: "); |
| switch (modeind) { |
| case EFFECT_FLAG_AUDIO_MODE_IND: s.append("required"); break; |
| default: s.append("unknown/reserved"); break; |
| } |
| s.append(", "); |
| } |
| |
| uint32_t srcind = flags & EFFECT_FLAG_AUDIO_SOURCE_MASK; |
| if (srcind) { |
| s.append("source indication: "); |
| switch (srcind) { |
| case EFFECT_FLAG_AUDIO_SOURCE_IND: s.append("required"); break; |
| default: s.append("unknown/reserved"); break; |
| } |
| s.append(", "); |
| } |
| |
| if (flags & EFFECT_FLAG_OFFLOAD_MASK) { |
| s.append("offloadable, "); |
| } |
| |
| int len = s.length(); |
| if (s.length() > 2) { |
| (void) s.lockBuffer(len); |
| s.unlockBuffer(len - 2); |
| } |
| return s; |
| } |
| |
| void AudioFlinger::EffectBase::dump(int fd, const Vector<String16>& args __unused) |
| { |
| String8 result; |
| |
| result.appendFormat("\tEffect ID %d:\n", mId); |
| |
| bool locked = AudioFlinger::dumpTryLock(mLock); |
| // failed to lock - AudioFlinger is probably deadlocked |
| if (!locked) { |
| result.append("\t\tCould not lock Fx mutex:\n"); |
| } |
| |
| result.append("\t\tSession State Registered Enabled Suspended:\n"); |
| result.appendFormat("\t\t%05d %03d %s %s %s\n", |
| mSessionId, mState, mPolicyRegistered ? "y" : "n", |
| mPolicyEnabled ? "y" : "n", mSuspended ? "y" : "n"); |
| |
| result.append("\t\tDescriptor:\n"); |
| char uuidStr[64]; |
| AudioEffect::guidToString(&mDescriptor.uuid, uuidStr, sizeof(uuidStr)); |
| result.appendFormat("\t\t- UUID: %s\n", uuidStr); |
| AudioEffect::guidToString(&mDescriptor.type, uuidStr, sizeof(uuidStr)); |
| result.appendFormat("\t\t- TYPE: %s\n", uuidStr); |
| result.appendFormat("\t\t- apiVersion: %08X\n\t\t- flags: %08X (%s)\n", |
| mDescriptor.apiVersion, |
| mDescriptor.flags, |
| effectFlagsToString(mDescriptor.flags).string()); |
| result.appendFormat("\t\t- name: %s\n", |
| mDescriptor.name); |
| |
| result.appendFormat("\t\t- implementor: %s\n", |
| mDescriptor.implementor); |
| |
| result.appendFormat("\t\t%zu Clients:\n", mHandles.size()); |
| result.append("\t\t\t Pid Priority Ctrl Locked client server\n"); |
| char buffer[256]; |
| for (size_t i = 0; i < mHandles.size(); ++i) { |
| EffectHandle *handle = mHandles[i]; |
| if (handle != NULL && !handle->disconnected()) { |
| handle->dumpToBuffer(buffer, sizeof(buffer)); |
| result.append(buffer); |
| } |
| } |
| if (locked) { |
| mLock.unlock(); |
| } |
| |
| write(fd, result.string(), result.length()); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // EffectModule implementation |
| // ---------------------------------------------------------------------------- |
| |
| #undef LOG_TAG |
| #define LOG_TAG "AudioFlinger::EffectModule" |
| |
| AudioFlinger::EffectModule::EffectModule(const sp<AudioFlinger::EffectCallbackInterface>& callback, |
| effect_descriptor_t *desc, |
| int id, |
| audio_session_t sessionId, |
| bool pinned, |
| audio_port_handle_t deviceId) |
| : EffectBase(callback, desc, id, sessionId, pinned), |
| // clear mConfig to ensure consistent initial value of buffer framecount |
| // in case buffers are associated by setInBuffer() or setOutBuffer() |
| // prior to configure(). |
| mConfig{{}, {}}, |
| mStatus(NO_INIT), |
| mMaxDisableWaitCnt(1), // set by configure(), should be >= 1 |
| mDisableWaitCnt(0), // set by process() and updateState() |
| mOffloaded(false), |
| mAddedToHal(false) |
| #ifdef FLOAT_EFFECT_CHAIN |
| , mSupportsFloat(false) |
| #endif |
| { |
| ALOGV("Constructor %p pinned %d", this, pinned); |
| int lStatus; |
| |
| // create effect engine from effect factory |
| mStatus = callback->createEffectHal( |
| &desc->uuid, sessionId, deviceId, &mEffectInterface); |
| if (mStatus != NO_ERROR) { |
| return; |
| } |
| lStatus = init(); |
| if (lStatus < 0) { |
| mStatus = lStatus; |
| goto Error; |
| } |
| |
| setOffloaded(callback->isOffload(), callback->io()); |
| ALOGV("Constructor success name %s, Interface %p", mDescriptor.name, mEffectInterface.get()); |
| |
| return; |
| Error: |
| mEffectInterface.clear(); |
| ALOGV("Constructor Error %d", mStatus); |
| } |
| |
| AudioFlinger::EffectModule::~EffectModule() |
| { |
| ALOGV("Destructor %p", this); |
| if (mEffectInterface != 0) { |
| char uuidStr[64]; |
| AudioEffect::guidToString(&mDescriptor.uuid, uuidStr, sizeof(uuidStr)); |
| ALOGW("EffectModule %p destructor called with unreleased interface, effect %s", |
| this, uuidStr); |
| release_l(); |
| } |
| |
| } |
| |
| bool AudioFlinger::EffectModule::updateState() { |
| Mutex::Autolock _l(mLock); |
| |
| bool started = false; |
| switch (mState) { |
| case RESTART: |
| reset_l(); |
| FALLTHROUGH_INTENDED; |
| |
| case STARTING: |
| // clear auxiliary effect input buffer for next accumulation |
| if ((mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY) { |
| memset(mConfig.inputCfg.buffer.raw, |
| 0, |
| mConfig.inputCfg.buffer.frameCount*sizeof(int32_t)); |
| } |
| if (start_l() == NO_ERROR) { |
| mState = ACTIVE; |
| started = true; |
| } else { |
| mState = IDLE; |
| } |
| break; |
| case STOPPING: |
| // volume control for offload and direct threads must take effect immediately. |
| if (stop_l() == NO_ERROR |
| && !(isVolumeControl() && isOffloadedOrDirect())) { |
| mDisableWaitCnt = mMaxDisableWaitCnt; |
| } else { |
| mDisableWaitCnt = 1; // will cause immediate transition to IDLE |
| } |
| mState = STOPPED; |
| break; |
| case STOPPED: |
| // mDisableWaitCnt is forced to 1 by process() when the engine indicates the end of the |
| // turn off sequence. |
| if (--mDisableWaitCnt == 0) { |
| reset_l(); |
| mState = IDLE; |
| } |
| break; |
| default: //IDLE , ACTIVE, DESTROYED |
| break; |
| } |
| |
| return started; |
| } |
| |
| void AudioFlinger::EffectModule::process() |
| { |
| Mutex::Autolock _l(mLock); |
| |
| if (mState == DESTROYED || mEffectInterface == 0 || mInBuffer == 0 || mOutBuffer == 0) { |
| return; |
| } |
| |
| const uint32_t inChannelCount = |
| audio_channel_count_from_out_mask(mConfig.inputCfg.channels); |
| const uint32_t outChannelCount = |
| audio_channel_count_from_out_mask(mConfig.outputCfg.channels); |
| const bool auxType = |
| (mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY; |
| |
| // safeInputOutputSampleCount is 0 if the channel count between input and output |
| // buffers do not match. This prevents automatic accumulation or copying between the |
| // input and output effect buffers without an intermediary effect process. |
| // TODO: consider implementing channel conversion. |
| const size_t safeInputOutputSampleCount = |
| mInChannelCountRequested != mOutChannelCountRequested ? 0 |
| : mOutChannelCountRequested * std::min( |
| mConfig.inputCfg.buffer.frameCount, |
| mConfig.outputCfg.buffer.frameCount); |
| const auto accumulateInputToOutput = [this, safeInputOutputSampleCount]() { |
| #ifdef FLOAT_EFFECT_CHAIN |
| accumulate_float( |
| mConfig.outputCfg.buffer.f32, |
| mConfig.inputCfg.buffer.f32, |
| safeInputOutputSampleCount); |
| #else |
| accumulate_i16( |
| mConfig.outputCfg.buffer.s16, |
| mConfig.inputCfg.buffer.s16, |
| safeInputOutputSampleCount); |
| #endif |
| }; |
| const auto copyInputToOutput = [this, safeInputOutputSampleCount]() { |
| #ifdef FLOAT_EFFECT_CHAIN |
| memcpy( |
| mConfig.outputCfg.buffer.f32, |
| mConfig.inputCfg.buffer.f32, |
| safeInputOutputSampleCount * sizeof(*mConfig.outputCfg.buffer.f32)); |
| |
| #else |
| memcpy( |
| mConfig.outputCfg.buffer.s16, |
| mConfig.inputCfg.buffer.s16, |
| safeInputOutputSampleCount * sizeof(*mConfig.outputCfg.buffer.s16)); |
| #endif |
| }; |
| |
| if (isProcessEnabled()) { |
| int ret; |
| if (isProcessImplemented()) { |
| if (auxType) { |
| // We overwrite the aux input buffer here and clear after processing. |
| // aux input is always mono. |
| #ifdef FLOAT_EFFECT_CHAIN |
| if (mSupportsFloat) { |
| #ifndef FLOAT_AUX |
| // Do in-place float conversion for auxiliary effect input buffer. |
| static_assert(sizeof(float) <= sizeof(int32_t), |
| "in-place conversion requires sizeof(float) <= sizeof(int32_t)"); |
| |
| memcpy_to_float_from_q4_27( |
| mConfig.inputCfg.buffer.f32, |
| mConfig.inputCfg.buffer.s32, |
| mConfig.inputCfg.buffer.frameCount); |
| #endif // !FLOAT_AUX |
| } else |
| #endif // FLOAT_EFFECT_CHAIN |
| { |
| #ifdef FLOAT_AUX |
| memcpy_to_i16_from_float( |
| mConfig.inputCfg.buffer.s16, |
| mConfig.inputCfg.buffer.f32, |
| mConfig.inputCfg.buffer.frameCount); |
| #else |
| memcpy_to_i16_from_q4_27( |
| mConfig.inputCfg.buffer.s16, |
| mConfig.inputCfg.buffer.s32, |
| mConfig.inputCfg.buffer.frameCount); |
| #endif |
| } |
| } |
| #ifdef FLOAT_EFFECT_CHAIN |
| sp<EffectBufferHalInterface> inBuffer = mInBuffer; |
| sp<EffectBufferHalInterface> outBuffer = mOutBuffer; |
| |
| if (!auxType && mInChannelCountRequested != inChannelCount) { |
| adjust_channels( |
| inBuffer->audioBuffer()->f32, mInChannelCountRequested, |
| mInConversionBuffer->audioBuffer()->f32, inChannelCount, |
| sizeof(float), |
| sizeof(float) |
| * mInChannelCountRequested * mConfig.inputCfg.buffer.frameCount); |
| inBuffer = mInConversionBuffer; |
| } |
| if (mConfig.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE |
| && mOutChannelCountRequested != outChannelCount) { |
| adjust_selected_channels( |
| outBuffer->audioBuffer()->f32, mOutChannelCountRequested, |
| mOutConversionBuffer->audioBuffer()->f32, outChannelCount, |
| sizeof(float), |
| sizeof(float) |
| * mOutChannelCountRequested * mConfig.outputCfg.buffer.frameCount); |
| outBuffer = mOutConversionBuffer; |
| } |
| if (!mSupportsFloat) { // convert input to int16_t as effect doesn't support float. |
| if (!auxType) { |
| if (mInConversionBuffer == nullptr) { |
| ALOGW("%s: mInConversionBuffer is null, bypassing", __func__); |
| goto data_bypass; |
| } |
| memcpy_to_i16_from_float( |
| mInConversionBuffer->audioBuffer()->s16, |
| inBuffer->audioBuffer()->f32, |
| inChannelCount * mConfig.inputCfg.buffer.frameCount); |
| inBuffer = mInConversionBuffer; |
| } |
| if (mConfig.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE) { |
| if (mOutConversionBuffer == nullptr) { |
| ALOGW("%s: mOutConversionBuffer is null, bypassing", __func__); |
| goto data_bypass; |
| } |
| memcpy_to_i16_from_float( |
| mOutConversionBuffer->audioBuffer()->s16, |
| outBuffer->audioBuffer()->f32, |
| outChannelCount * mConfig.outputCfg.buffer.frameCount); |
| outBuffer = mOutConversionBuffer; |
| } |
| } |
| #endif |
| ret = mEffectInterface->process(); |
| #ifdef FLOAT_EFFECT_CHAIN |
| if (!mSupportsFloat) { // convert output int16_t back to float. |
| sp<EffectBufferHalInterface> target = |
| mOutChannelCountRequested != outChannelCount |
| ? mOutConversionBuffer : mOutBuffer; |
| |
| memcpy_to_float_from_i16( |
| target->audioBuffer()->f32, |
| mOutConversionBuffer->audioBuffer()->s16, |
| outChannelCount * mConfig.outputCfg.buffer.frameCount); |
| } |
| if (mOutChannelCountRequested != outChannelCount) { |
| adjust_selected_channels(mOutConversionBuffer->audioBuffer()->f32, outChannelCount, |
| mOutBuffer->audioBuffer()->f32, mOutChannelCountRequested, |
| sizeof(float), |
| sizeof(float) * outChannelCount * mConfig.outputCfg.buffer.frameCount); |
| } |
| #endif |
| } else { |
| #ifdef FLOAT_EFFECT_CHAIN |
| data_bypass: |
| #endif |
| if (!auxType /* aux effects do not require data bypass */ |
| && mConfig.inputCfg.buffer.raw != mConfig.outputCfg.buffer.raw) { |
| if (mConfig.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE) { |
| accumulateInputToOutput(); |
| } else { |
| copyInputToOutput(); |
| } |
| } |
| ret = -ENODATA; |
| } |
| |
| // force transition to IDLE state when engine is ready |
| if (mState == STOPPED && ret == -ENODATA) { |
| mDisableWaitCnt = 1; |
| } |
| |
| // clear auxiliary effect input buffer for next accumulation |
| if (auxType) { |
| #ifdef FLOAT_AUX |
| const size_t size = |
| mConfig.inputCfg.buffer.frameCount * inChannelCount * sizeof(float); |
| #else |
| const size_t size = |
| mConfig.inputCfg.buffer.frameCount * inChannelCount * sizeof(int32_t); |
| #endif |
| memset(mConfig.inputCfg.buffer.raw, 0, size); |
| } |
| } else if ((mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_INSERT && |
| // mInBuffer->audioBuffer()->raw != mOutBuffer->audioBuffer()->raw |
| mConfig.inputCfg.buffer.raw != mConfig.outputCfg.buffer.raw) { |
| // If an insert effect is idle and input buffer is different from output buffer, |
| // accumulate input onto output |
| if (getCallback()->activeTrackCnt() != 0) { |
| // similar handling with data_bypass above. |
| if (mConfig.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE) { |
| accumulateInputToOutput(); |
| } else { // EFFECT_BUFFER_ACCESS_WRITE |
| copyInputToOutput(); |
| } |
| } |
| } |
| } |
| |
| void AudioFlinger::EffectModule::reset_l() |
| { |
| if (mStatus != NO_ERROR || mEffectInterface == 0) { |
| return; |
| } |
| mEffectInterface->command(EFFECT_CMD_RESET, 0, NULL, 0, NULL); |
| } |
| |
| status_t AudioFlinger::EffectModule::configure() |
| { |
| ALOGVV("configure() started"); |
| status_t status; |
| uint32_t size; |
| audio_channel_mask_t channelMask; |
| sp<EffectCallbackInterface> callback; |
| |
| if (mEffectInterface == 0) { |
| status = NO_INIT; |
| goto exit; |
| } |
| |
| // TODO: handle configuration of effects replacing track process |
| // TODO: handle configuration of input (record) SW effects above the HAL, |
| // similar to output EFFECT_FLAG_TYPE_INSERT/REPLACE, |
| // in which case input channel masks should be used here. |
| callback = getCallback(); |
| channelMask = callback->channelMask(); |
| mConfig.inputCfg.channels = channelMask; |
| mConfig.outputCfg.channels = channelMask; |
| |
| if ((mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY) { |
| if (mConfig.inputCfg.channels != AUDIO_CHANNEL_OUT_MONO) { |
| mConfig.inputCfg.channels = AUDIO_CHANNEL_OUT_MONO; |
| ALOGV("Overriding auxiliary effect input channels %#x as MONO", |
| mConfig.inputCfg.channels); |
| } |
| #ifndef MULTICHANNEL_EFFECT_CHAIN |
| if (mConfig.outputCfg.channels != AUDIO_CHANNEL_OUT_STEREO) { |
| mConfig.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; |
| ALOGV("Overriding auxiliary effect output channels %#x as STEREO", |
| mConfig.outputCfg.channels); |
| } |
| #endif |
| } else { |
| #ifndef MULTICHANNEL_EFFECT_CHAIN |
| // TODO: Update this logic when multichannel effects are implemented. |
| // For offloaded tracks consider mono output as stereo for proper effect initialization |
| if (channelMask == AUDIO_CHANNEL_OUT_MONO) { |
| mConfig.inputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; |
| mConfig.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; |
| ALOGV("Overriding effect input and output as STEREO"); |
| } |
| #endif |
| } |
| if (isHapticGenerator()) { |
| audio_channel_mask_t hapticChannelMask = callback->hapticChannelMask(); |
| mConfig.inputCfg.channels |= hapticChannelMask; |
| mConfig.outputCfg.channels |= hapticChannelMask; |
| } |
| mInChannelCountRequested = |
| audio_channel_count_from_out_mask(mConfig.inputCfg.channels); |
| mOutChannelCountRequested = |
| audio_channel_count_from_out_mask(mConfig.outputCfg.channels); |
| |
| mConfig.inputCfg.format = EFFECT_BUFFER_FORMAT; |
| mConfig.outputCfg.format = EFFECT_BUFFER_FORMAT; |
| |
| // Don't use sample rate for thread if effect isn't offloadable. |
| if (callback->isOffloadOrDirect() && !isOffloaded()) { |
| mConfig.inputCfg.samplingRate = DEFAULT_OUTPUT_SAMPLE_RATE; |
| ALOGV("Overriding effect input as 48kHz"); |
| } else { |
| mConfig.inputCfg.samplingRate = callback->sampleRate(); |
| } |
| mConfig.outputCfg.samplingRate = mConfig.inputCfg.samplingRate; |
| mConfig.inputCfg.bufferProvider.cookie = NULL; |
| mConfig.inputCfg.bufferProvider.getBuffer = NULL; |
| mConfig.inputCfg.bufferProvider.releaseBuffer = NULL; |
| mConfig.outputCfg.bufferProvider.cookie = NULL; |
| mConfig.outputCfg.bufferProvider.getBuffer = NULL; |
| mConfig.outputCfg.bufferProvider.releaseBuffer = NULL; |
| mConfig.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ; |
| // Insert effect: |
| // - in global sessions (e.g AUDIO_SESSION_OUTPUT_MIX), |
| // always overwrites output buffer: input buffer == output buffer |
| // - in other sessions: |
| // last effect in the chain accumulates in output buffer: input buffer != output buffer |
| // other effect: overwrites output buffer: input buffer == output buffer |
| // Auxiliary effect: |
| // accumulates in output buffer: input buffer != output buffer |
| // Therefore: accumulate <=> input buffer != output buffer |
| if (mConfig.inputCfg.buffer.raw != mConfig.outputCfg.buffer.raw) { |
| mConfig.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_ACCUMULATE; |
| } else { |
| mConfig.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_WRITE; |
| } |
| mConfig.inputCfg.mask = EFFECT_CONFIG_ALL; |
| mConfig.outputCfg.mask = EFFECT_CONFIG_ALL; |
| mConfig.inputCfg.buffer.frameCount = callback->frameCount(); |
| mConfig.outputCfg.buffer.frameCount = mConfig.inputCfg.buffer.frameCount; |
| |
| ALOGV("configure() %p chain %p buffer %p framecount %zu", |
| this, callback->chain().promote().get(), |
| mConfig.inputCfg.buffer.raw, mConfig.inputCfg.buffer.frameCount); |
| |
| status_t cmdStatus; |
| size = sizeof(int); |
| status = mEffectInterface->command(EFFECT_CMD_SET_CONFIG, |
| sizeof(mConfig), |
| &mConfig, |
| &size, |
| &cmdStatus); |
| if (status == NO_ERROR) { |
| status = cmdStatus; |
| } |
| |
| #ifdef MULTICHANNEL_EFFECT_CHAIN |
| if (status != NO_ERROR && |
| callback->isOutput() && |
| (mConfig.inputCfg.channels != AUDIO_CHANNEL_OUT_STEREO |
| || mConfig.outputCfg.channels != AUDIO_CHANNEL_OUT_STEREO)) { |
| // Older effects may require exact STEREO position mask. |
| if (mConfig.inputCfg.channels != AUDIO_CHANNEL_OUT_STEREO |
| && (mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) != EFFECT_FLAG_TYPE_AUXILIARY) { |
| ALOGV("Overriding effect input channels %#x as STEREO", mConfig.inputCfg.channels); |
| mConfig.inputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; |
| } |
| if (mConfig.outputCfg.channels != AUDIO_CHANNEL_OUT_STEREO) { |
| ALOGV("Overriding effect output channels %#x as STEREO", mConfig.outputCfg.channels); |
| mConfig.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; |
| } |
| size = sizeof(int); |
| status = mEffectInterface->command(EFFECT_CMD_SET_CONFIG, |
| sizeof(mConfig), |
| &mConfig, |
| &size, |
| &cmdStatus); |
| if (status == NO_ERROR) { |
| status = cmdStatus; |
| } |
| } |
| #endif |
| |
| #ifdef FLOAT_EFFECT_CHAIN |
| if (status == NO_ERROR) { |
| mSupportsFloat = true; |
| } |
| |
| if (status != NO_ERROR) { |
| ALOGV("EFFECT_CMD_SET_CONFIG failed with float format, retry with int16_t."); |
| mConfig.inputCfg.format = AUDIO_FORMAT_PCM_16_BIT; |
| mConfig.outputCfg.format = AUDIO_FORMAT_PCM_16_BIT; |
| size = sizeof(int); |
| status = mEffectInterface->command(EFFECT_CMD_SET_CONFIG, |
| sizeof(mConfig), |
| &mConfig, |
| &size, |
| &cmdStatus); |
| if (status == NO_ERROR) { |
| status = cmdStatus; |
| } |
| if (status == NO_ERROR) { |
| mSupportsFloat = false; |
| ALOGVV("config worked with 16 bit"); |
| } else { |
| ALOGE("%s failed %d with int16_t (as well as float)", __func__, status); |
| } |
| } |
| #endif |
| |
| if (status == NO_ERROR) { |
| // Establish Buffer strategy |
| setInBuffer(mInBuffer); |
| setOutBuffer(mOutBuffer); |
| |
| // Update visualizer latency |
| if (memcmp(&mDescriptor.type, SL_IID_VISUALIZATION, sizeof(effect_uuid_t)) == 0) { |
| uint32_t buf32[sizeof(effect_param_t) / sizeof(uint32_t) + 2]; |
| effect_param_t *p = (effect_param_t *)buf32; |
| |
| p->psize = sizeof(uint32_t); |
| p->vsize = sizeof(uint32_t); |
| size = sizeof(int); |
| *(int32_t *)p->data = VISUALIZER_PARAM_LATENCY; |
| |
| uint32_t latency = callback->latency(); |
| |
| *((int32_t *)p->data + 1)= latency; |
| mEffectInterface->command(EFFECT_CMD_SET_PARAM, |
| sizeof(effect_param_t) + 8, |
| &buf32, |
| &size, |
| &cmdStatus); |
| } |
| } |
| |
| // mConfig.outputCfg.buffer.frameCount cannot be zero. |
| mMaxDisableWaitCnt = (uint32_t)std::max( |
| (uint64_t)1, // mMaxDisableWaitCnt must be greater than zero. |
| (uint64_t)MAX_DISABLE_TIME_MS * mConfig.outputCfg.samplingRate |
| / ((uint64_t)1000 * mConfig.outputCfg.buffer.frameCount)); |
| |
| exit: |
| // TODO: consider clearing mConfig on error. |
| mStatus = status; |
| ALOGVV("configure ended"); |
| return status; |
| } |
| |
| status_t AudioFlinger::EffectModule::init() |
| { |
| Mutex::Autolock _l(mLock); |
| if (mEffectInterface == 0) { |
| return NO_INIT; |
| } |
| status_t cmdStatus; |
| uint32_t size = sizeof(status_t); |
| status_t status = mEffectInterface->command(EFFECT_CMD_INIT, |
| 0, |
| NULL, |
| &size, |
| &cmdStatus); |
| if (status == 0) { |
| status = cmdStatus; |
| } |
| return status; |
| } |
| |
| void AudioFlinger::EffectModule::addEffectToHal_l() |
| { |
| if ((mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_PRE_PROC || |
| (mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_POST_PROC) { |
| if (mAddedToHal) { |
| return; |
| } |
| |
| (void)getCallback()->addEffectToHal(mEffectInterface); |
| mAddedToHal = true; |
| } |
| } |
| |
| // start() must be called with PlaybackThread::mLock or EffectChain::mLock held |
| status_t AudioFlinger::EffectModule::start() |
| { |
| status_t status; |
| { |
| Mutex::Autolock _l(mLock); |
| status = start_l(); |
| } |
| if (status == NO_ERROR) { |
| getCallback()->resetVolume(); |
| } |
| return status; |
| } |
| |
| status_t AudioFlinger::EffectModule::start_l() |
| { |
| if (mEffectInterface == 0) { |
| return NO_INIT; |
| } |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| status_t cmdStatus; |
| uint32_t size = sizeof(status_t); |
| status_t status = mEffectInterface->command(EFFECT_CMD_ENABLE, |
| 0, |
| NULL, |
| &size, |
| &cmdStatus); |
| if (status == 0) { |
| status = cmdStatus; |
| } |
| if (status == 0) { |
| addEffectToHal_l(); |
| } |
| return status; |
| } |
| |
| status_t AudioFlinger::EffectModule::stop() |
| { |
| Mutex::Autolock _l(mLock); |
| return stop_l(); |
| } |
| |
| status_t AudioFlinger::EffectModule::stop_l() |
| { |
| if (mEffectInterface == 0) { |
| return NO_INIT; |
| } |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| status_t cmdStatus = NO_ERROR; |
| uint32_t size = sizeof(status_t); |
| |
| if (isVolumeControl() && isOffloadedOrDirect()) { |
| // We have the EffectChain and EffectModule lock, permit a reentrant call to setVolume: |
| // resetVolume_l --> setVolume_l --> EffectModule::setVolume |
| mSetVolumeReentrantTid = gettid(); |
| getCallback()->resetVolume(); |
| mSetVolumeReentrantTid = INVALID_PID; |
| } |
| |
| status_t status = mEffectInterface->command(EFFECT_CMD_DISABLE, |
| 0, |
| NULL, |
| &size, |
| &cmdStatus); |
| if (status == NO_ERROR) { |
| status = cmdStatus; |
| } |
| if (status == NO_ERROR) { |
| status = removeEffectFromHal_l(); |
| } |
| return status; |
| } |
| |
| // must be called with EffectChain::mLock held |
| void AudioFlinger::EffectModule::release_l() |
| { |
| if (mEffectInterface != 0) { |
| removeEffectFromHal_l(); |
| // release effect engine |
| mEffectInterface->close(); |
| mEffectInterface.clear(); |
| } |
| } |
| |
| status_t AudioFlinger::EffectModule::removeEffectFromHal_l() |
| { |
| if ((mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_PRE_PROC || |
| (mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_POST_PROC) { |
| if (!mAddedToHal) { |
| return NO_ERROR; |
| } |
| |
| getCallback()->removeEffectFromHal(mEffectInterface); |
| mAddedToHal = false; |
| } |
| return NO_ERROR; |
| } |
| |
| // round up delta valid if value and divisor are positive. |
| template <typename T> |
| static T roundUpDelta(const T &value, const T &divisor) { |
| T remainder = value % divisor; |
| return remainder == 0 ? 0 : divisor - remainder; |
| } |
| |
| status_t AudioFlinger::EffectModule::command(int32_t cmdCode, |
| const std::vector<uint8_t>& cmdData, |
| int32_t maxReplySize, |
| std::vector<uint8_t>* reply) |
| { |
| Mutex::Autolock _l(mLock); |
| ALOGVV("command(), cmdCode: %d, mEffectInterface: %p", cmdCode, mEffectInterface.get()); |
| |
| if (mState == DESTROYED || mEffectInterface == 0) { |
| return NO_INIT; |
| } |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| if (maxReplySize < 0 || maxReplySize > EFFECT_PARAM_SIZE_MAX) { |
| return -EINVAL; |
| } |
| size_t cmdSize = cmdData.size(); |
| const effect_param_t* param = cmdSize >= sizeof(effect_param_t) |
| ? reinterpret_cast<const effect_param_t*>(cmdData.data()) |
| : nullptr; |
| if (cmdCode == EFFECT_CMD_GET_PARAM && |
| (param == nullptr || param->psize > cmdSize - sizeof(effect_param_t))) { |
| android_errorWriteLog(0x534e4554, "32438594"); |
| android_errorWriteLog(0x534e4554, "33003822"); |
| return -EINVAL; |
| } |
| if (cmdCode == EFFECT_CMD_GET_PARAM && |
| (maxReplySize < sizeof(effect_param_t) || |
| param->psize > maxReplySize - sizeof(effect_param_t))) { |
| android_errorWriteLog(0x534e4554, "29251553"); |
| return -EINVAL; |
| } |
| if (cmdCode == EFFECT_CMD_GET_PARAM && |
| (sizeof(effect_param_t) > maxReplySize |
| || param->psize > maxReplySize - sizeof(effect_param_t) |
| || param->vsize > maxReplySize - sizeof(effect_param_t) |
| - param->psize |
| || roundUpDelta(param->psize, (uint32_t) sizeof(int)) > |
| maxReplySize |
| - sizeof(effect_param_t) |
| - param->psize |
| - param->vsize)) { |
| ALOGV("\tLVM_ERROR : EFFECT_CMD_GET_PARAM: reply size inconsistent"); |
| android_errorWriteLog(0x534e4554, "32705438"); |
| return -EINVAL; |
| } |
| if ((cmdCode == EFFECT_CMD_SET_PARAM |
| || cmdCode == EFFECT_CMD_SET_PARAM_DEFERRED) |
| && // DEFERRED not generally used |
| (param == nullptr |
| || param->psize > cmdSize - sizeof(effect_param_t) |
| || param->vsize > cmdSize - sizeof(effect_param_t) |
| - param->psize |
| || roundUpDelta(param->psize, |
| (uint32_t) sizeof(int)) > |
| cmdSize |
| - sizeof(effect_param_t) |
| - param->psize |
| - param->vsize)) { |
| android_errorWriteLog(0x534e4554, "30204301"); |
| return -EINVAL; |
| } |
| uint32_t replySize = maxReplySize; |
| reply->resize(replySize); |
| status_t status = mEffectInterface->command(cmdCode, |
| cmdSize, |
| const_cast<uint8_t*>(cmdData.data()), |
| &replySize, |
| reply->data()); |
| reply->resize(status == NO_ERROR ? replySize : 0); |
| if (cmdCode != EFFECT_CMD_GET_PARAM && status == NO_ERROR) { |
| for (size_t i = 1; i < mHandles.size(); i++) { |
| EffectHandle *h = mHandles[i]; |
| if (h != NULL && !h->disconnected()) { |
| h->commandExecuted(cmdCode, cmdData, *reply); |
| } |
| } |
| } |
| return status; |
| } |
| |
| bool AudioFlinger::EffectModule::isProcessEnabled() const |
| { |
| if (mStatus != NO_ERROR) { |
| return false; |
| } |
| |
| switch (mState) { |
| case RESTART: |
| case ACTIVE: |
| case STOPPING: |
| case STOPPED: |
| return true; |
| case IDLE: |
| case STARTING: |
| case DESTROYED: |
| default: |
| return false; |
| } |
| } |
| |
| bool AudioFlinger::EffectModule::isOffloadedOrDirect() const |
| { |
| return getCallback()->isOffloadOrDirect(); |
| } |
| |
| bool AudioFlinger::EffectModule::isVolumeControlEnabled() const |
| { |
| return (isVolumeControl() && (isOffloadedOrDirect() ? isEnabled() : isProcessEnabled())); |
| } |
| |
| void AudioFlinger::EffectModule::setInBuffer(const sp<EffectBufferHalInterface>& buffer) { |
| ALOGVV("setInBuffer %p",(&buffer)); |
| |
| // mConfig.inputCfg.buffer.frameCount may be zero if configure() is not called yet. |
| if (buffer != 0) { |
| mConfig.inputCfg.buffer.raw = buffer->audioBuffer()->raw; |
| buffer->setFrameCount(mConfig.inputCfg.buffer.frameCount); |
| } else { |
| mConfig.inputCfg.buffer.raw = NULL; |
| } |
| mInBuffer = buffer; |
| mEffectInterface->setInBuffer(buffer); |
| |
| #ifdef FLOAT_EFFECT_CHAIN |
| // aux effects do in place conversion to float - we don't allocate mInConversionBuffer. |
| // Theoretically insert effects can also do in-place conversions (destroying |
| // the original buffer) when the output buffer is identical to the input buffer, |
| // but we don't optimize for it here. |
| const bool auxType = (mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY; |
| const uint32_t inChannelCount = |
| audio_channel_count_from_out_mask(mConfig.inputCfg.channels); |
| const bool formatMismatch = !mSupportsFloat || mInChannelCountRequested != inChannelCount; |
| if (!auxType && formatMismatch && mInBuffer != nullptr) { |
| // we need to translate - create hidl shared buffer and intercept |
| const size_t inFrameCount = mConfig.inputCfg.buffer.frameCount; |
| // Use FCC_2 in case mInChannelCountRequested is mono and the effect is stereo. |
| const uint32_t inChannels = std::max((uint32_t)FCC_2, mInChannelCountRequested); |
| const size_t size = inChannels * inFrameCount * std::max(sizeof(int16_t), sizeof(float)); |
| |
| ALOGV("%s: setInBuffer updating for inChannels:%d inFrameCount:%zu total size:%zu", |
| __func__, inChannels, inFrameCount, size); |
| |
| if (size > 0 && (mInConversionBuffer == nullptr |
| || size > mInConversionBuffer->getSize())) { |
| mInConversionBuffer.clear(); |
| ALOGV("%s: allocating mInConversionBuffer %zu", __func__, size); |
| (void)getCallback()->allocateHalBuffer(size, &mInConversionBuffer); |
| } |
| if (mInConversionBuffer != nullptr) { |
| mInConversionBuffer->setFrameCount(inFrameCount); |
| mEffectInterface->setInBuffer(mInConversionBuffer); |
| } else if (size > 0) { |
| ALOGE("%s cannot create mInConversionBuffer", __func__); |
| } |
| } |
| #endif |
| } |
| |
| void AudioFlinger::EffectModule::setOutBuffer(const sp<EffectBufferHalInterface>& buffer) { |
| ALOGVV("setOutBuffer %p",(&buffer)); |
| |
| // mConfig.outputCfg.buffer.frameCount may be zero if configure() is not called yet. |
| if (buffer != 0) { |
| mConfig.outputCfg.buffer.raw = buffer->audioBuffer()->raw; |
| buffer->setFrameCount(mConfig.outputCfg.buffer.frameCount); |
| } else { |
| mConfig.outputCfg.buffer.raw = NULL; |
| } |
| mOutBuffer = buffer; |
| mEffectInterface->setOutBuffer(buffer); |
| |
| #ifdef FLOAT_EFFECT_CHAIN |
| // Note: Any effect that does not accumulate does not need mOutConversionBuffer and |
| // can do in-place conversion from int16_t to float. We don't optimize here. |
| const uint32_t outChannelCount = |
| audio_channel_count_from_out_mask(mConfig.outputCfg.channels); |
| const bool formatMismatch = !mSupportsFloat || mOutChannelCountRequested != outChannelCount; |
| if (formatMismatch && mOutBuffer != nullptr) { |
| const size_t outFrameCount = mConfig.outputCfg.buffer.frameCount; |
| // Use FCC_2 in case mOutChannelCountRequested is mono and the effect is stereo. |
| const uint32_t outChannels = std::max((uint32_t)FCC_2, mOutChannelCountRequested); |
| const size_t size = outChannels * outFrameCount * std::max(sizeof(int16_t), sizeof(float)); |
| |
| ALOGV("%s: setOutBuffer updating for outChannels:%d outFrameCount:%zu total size:%zu", |
| __func__, outChannels, outFrameCount, size); |
| |
| if (size > 0 && (mOutConversionBuffer == nullptr |
| || size > mOutConversionBuffer->getSize())) { |
| mOutConversionBuffer.clear(); |
| ALOGV("%s: allocating mOutConversionBuffer %zu", __func__, size); |
| (void)getCallback()->allocateHalBuffer(size, &mOutConversionBuffer); |
| } |
| if (mOutConversionBuffer != nullptr) { |
| mOutConversionBuffer->setFrameCount(outFrameCount); |
| mEffectInterface->setOutBuffer(mOutConversionBuffer); |
| } else if (size > 0) { |
| ALOGE("%s cannot create mOutConversionBuffer", __func__); |
| } |
| } |
| #endif |
| } |
| |
| status_t AudioFlinger::EffectModule::setVolume(uint32_t *left, uint32_t *right, bool controller) |
| { |
| AutoLockReentrant _l(mLock, mSetVolumeReentrantTid); |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| status_t status = NO_ERROR; |
| // Send volume indication if EFFECT_FLAG_VOLUME_IND is set and read back altered volume |
| // if controller flag is set (Note that controller == TRUE => EFFECT_FLAG_VOLUME_CTRL set) |
| if (isProcessEnabled() && |
| ((mDescriptor.flags & EFFECT_FLAG_VOLUME_MASK) == EFFECT_FLAG_VOLUME_CTRL || |
| (mDescriptor.flags & EFFECT_FLAG_VOLUME_MASK) == EFFECT_FLAG_VOLUME_IND || |
| (mDescriptor.flags & EFFECT_FLAG_VOLUME_MASK) == EFFECT_FLAG_VOLUME_MONITOR)) { |
| uint32_t volume[2]; |
| uint32_t *pVolume = NULL; |
| uint32_t size = sizeof(volume); |
| volume[0] = *left; |
| volume[1] = *right; |
| if (controller) { |
| pVolume = volume; |
| } |
| status = mEffectInterface->command(EFFECT_CMD_SET_VOLUME, |
| size, |
| volume, |
| &size, |
| pVolume); |
| if (controller && status == NO_ERROR && size == sizeof(volume)) { |
| *left = volume[0]; |
| *right = volume[1]; |
| } |
| } |
| return status; |
| } |
| |
| void AudioFlinger::EffectChain::setVolumeForOutput_l(uint32_t left, uint32_t right) |
| { |
| // for offload or direct thread, if the effect chain has non-offloadable |
| // effect and any effect module within the chain has volume control, then |
| // volume control is delegated to effect, otherwise, set volume to hal. |
| if (mEffectCallback->isOffloadOrDirect() && |
| !(isNonOffloadableEnabled_l() && hasVolumeControlEnabled_l())) { |
| float vol_l = (float)left / (1 << 24); |
| float vol_r = (float)right / (1 << 24); |
| mEffectCallback->setVolumeForOutput(vol_l, vol_r); |
| } |
| } |
| |
| status_t AudioFlinger::EffectModule::sendSetAudioDevicesCommand( |
| const AudioDeviceTypeAddrVector &devices, uint32_t cmdCode) |
| { |
| audio_devices_t deviceType = deviceTypesToBitMask(getAudioDeviceTypes(devices)); |
| if (deviceType == AUDIO_DEVICE_NONE) { |
| return NO_ERROR; |
| } |
| |
| Mutex::Autolock _l(mLock); |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| status_t status = NO_ERROR; |
| if ((mDescriptor.flags & EFFECT_FLAG_DEVICE_MASK) == EFFECT_FLAG_DEVICE_IND) { |
| status_t cmdStatus; |
| uint32_t size = sizeof(status_t); |
| // FIXME: use audio device types and addresses when the hal interface is ready. |
| status = mEffectInterface->command(cmdCode, |
| sizeof(uint32_t), |
| &deviceType, |
| &size, |
| &cmdStatus); |
| } |
| return status; |
| } |
| |
| status_t AudioFlinger::EffectModule::setDevices(const AudioDeviceTypeAddrVector &devices) |
| { |
| return sendSetAudioDevicesCommand(devices, EFFECT_CMD_SET_DEVICE); |
| } |
| |
| status_t AudioFlinger::EffectModule::setInputDevice(const AudioDeviceTypeAddr &device) |
| { |
| return sendSetAudioDevicesCommand({device}, EFFECT_CMD_SET_INPUT_DEVICE); |
| } |
| |
| status_t AudioFlinger::EffectModule::setMode(audio_mode_t mode) |
| { |
| Mutex::Autolock _l(mLock); |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| status_t status = NO_ERROR; |
| if ((mDescriptor.flags & EFFECT_FLAG_AUDIO_MODE_MASK) == EFFECT_FLAG_AUDIO_MODE_IND) { |
| status_t cmdStatus; |
| uint32_t size = sizeof(status_t); |
| status = mEffectInterface->command(EFFECT_CMD_SET_AUDIO_MODE, |
| sizeof(audio_mode_t), |
| &mode, |
| &size, |
| &cmdStatus); |
| if (status == NO_ERROR) { |
| status = cmdStatus; |
| } |
| } |
| return status; |
| } |
| |
| status_t AudioFlinger::EffectModule::setAudioSource(audio_source_t source) |
| { |
| Mutex::Autolock _l(mLock); |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| status_t status = NO_ERROR; |
| if ((mDescriptor.flags & EFFECT_FLAG_AUDIO_SOURCE_MASK) == EFFECT_FLAG_AUDIO_SOURCE_IND) { |
| uint32_t size = 0; |
| status = mEffectInterface->command(EFFECT_CMD_SET_AUDIO_SOURCE, |
| sizeof(audio_source_t), |
| &source, |
| &size, |
| NULL); |
| } |
| return status; |
| } |
| |
| status_t AudioFlinger::EffectModule::setOffloaded(bool offloaded, audio_io_handle_t io) |
| { |
| Mutex::Autolock _l(mLock); |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| status_t status = NO_ERROR; |
| if ((mDescriptor.flags & EFFECT_FLAG_OFFLOAD_SUPPORTED) != 0) { |
| status_t cmdStatus; |
| uint32_t size = sizeof(status_t); |
| effect_offload_param_t cmd; |
| |
| cmd.isOffload = offloaded; |
| cmd.ioHandle = io; |
| status = mEffectInterface->command(EFFECT_CMD_OFFLOAD, |
| sizeof(effect_offload_param_t), |
| &cmd, |
| &size, |
| &cmdStatus); |
| if (status == NO_ERROR) { |
| status = cmdStatus; |
| } |
| mOffloaded = (status == NO_ERROR) ? offloaded : false; |
| } else { |
| if (offloaded) { |
| status = INVALID_OPERATION; |
| } |
| mOffloaded = false; |
| } |
| ALOGV("setOffloaded() offloaded %d io %d status %d", offloaded, io, status); |
| return status; |
| } |
| |
| bool AudioFlinger::EffectModule::isOffloaded() const |
| { |
| Mutex::Autolock _l(mLock); |
| return mOffloaded; |
| } |
| |
| /*static*/ |
| bool AudioFlinger::EffectModule::isHapticGenerator(const effect_uuid_t *type) { |
| return memcmp(type, FX_IID_HAPTICGENERATOR, sizeof(effect_uuid_t)) == 0; |
| } |
| |
| bool AudioFlinger::EffectModule::isHapticGenerator() const { |
| return isHapticGenerator(&mDescriptor.type); |
| } |
| |
| status_t AudioFlinger::EffectModule::setHapticIntensity(int id, int intensity) |
| { |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| if (!isHapticGenerator()) { |
| ALOGW("Should not set haptic intensity for effects that are not HapticGenerator"); |
| return INVALID_OPERATION; |
| } |
| |
| std::vector<uint8_t> request(sizeof(effect_param_t) + 3 * sizeof(uint32_t)); |
| effect_param_t *param = (effect_param_t*) request.data(); |
| param->psize = sizeof(int32_t); |
| param->vsize = sizeof(int32_t) * 2; |
| *(int32_t*)param->data = HG_PARAM_HAPTIC_INTENSITY; |
| *((int32_t*)param->data + 1) = id; |
| *((int32_t*)param->data + 2) = intensity; |
| std::vector<uint8_t> response; |
| status_t status = command(EFFECT_CMD_SET_PARAM, request, sizeof(int32_t), &response); |
| if (status == NO_ERROR) { |
| LOG_ALWAYS_FATAL_IF(response.size() != 4); |
| status = *reinterpret_cast<const status_t*>(response.data()); |
| } |
| return status; |
| } |
| |
| status_t AudioFlinger::EffectModule::setVibratorInfo(const media::AudioVibratorInfo* vibratorInfo) |
| { |
| if (mStatus != NO_ERROR) { |
| return mStatus; |
| } |
| if (!isHapticGenerator()) { |
| ALOGW("Should not set vibrator info for effects that are not HapticGenerator"); |
| return INVALID_OPERATION; |
| } |
| |
| std::vector<uint8_t> request( |
| sizeof(effect_param_t) + sizeof(int32_t) + 2 * sizeof(float)); |
| effect_param_t *param = (effect_param_t*) request.data(); |
| param->psize = sizeof(int32_t); |
| param->vsize = 2 * sizeof(float); |
| *(int32_t*)param->data = HG_PARAM_VIBRATOR_INFO; |
| float* vibratorInfoPtr = reinterpret_cast<float*>(param->data + sizeof(int32_t)); |
| vibratorInfoPtr[0] = vibratorInfo->resonantFrequency; |
| vibratorInfoPtr[1] = vibratorInfo->qFactor; |
| std::vector<uint8_t> response; |
| status_t status = command(EFFECT_CMD_SET_PARAM, request, sizeof(int32_t), &response); |
| if (status == NO_ERROR) { |
| LOG_ALWAYS_FATAL_IF(response.size() != sizeof(status_t)); |
| status = *reinterpret_cast<const status_t*>(response.data()); |
| } |
| return status; |
| } |
| |
| static std::string dumpInOutBuffer(bool isInput, const sp<EffectBufferHalInterface> &buffer) { |
| std::stringstream ss; |
| |
| if (buffer == nullptr) { |
| return "nullptr"; // make different than below |
| } else if (buffer->externalData() != nullptr) { |
| ss << (isInput ? buffer->externalData() : buffer->audioBuffer()->raw) |
| << " -> " |
| << (isInput ? buffer->audioBuffer()->raw : buffer->externalData()); |
| } else { |
| ss << buffer->audioBuffer()->raw; |
| } |
| return ss.str(); |
| } |
| |
| void AudioFlinger::EffectModule::dump(int fd, const Vector<String16>& args) |
| { |
| EffectBase::dump(fd, args); |
| |
| String8 result; |
| bool locked = AudioFlinger::dumpTryLock(mLock); |
| |
| result.append("\t\tStatus Engine:\n"); |
| result.appendFormat("\t\t%03d %p\n", |
| mStatus, mEffectInterface.get()); |
| |
| result.appendFormat("\t\t- data: %s\n", mSupportsFloat ? "float" : "int16"); |
| |
| result.append("\t\t- Input configuration:\n"); |
| result.append("\t\t\tBuffer Frames Smp rate Channels Format\n"); |
| result.appendFormat("\t\t\t%p %05zu %05d %08x %6d (%s)\n", |
| mConfig.inputCfg.buffer.raw, |
| mConfig.inputCfg.buffer.frameCount, |
| mConfig.inputCfg.samplingRate, |
| mConfig.inputCfg.channels, |
| mConfig.inputCfg.format, |
| formatToString((audio_format_t)mConfig.inputCfg.format).c_str()); |
| |
| result.append("\t\t- Output configuration:\n"); |
| result.append("\t\t\tBuffer Frames Smp rate Channels Format\n"); |
| result.appendFormat("\t\t\t%p %05zu %05d %08x %6d (%s)\n", |
| mConfig.outputCfg.buffer.raw, |
| mConfig.outputCfg.buffer.frameCount, |
| mConfig.outputCfg.samplingRate, |
| mConfig.outputCfg.channels, |
| mConfig.outputCfg.format, |
| formatToString((audio_format_t)mConfig.outputCfg.format).c_str()); |
| |
| #ifdef FLOAT_EFFECT_CHAIN |
| |
| result.appendFormat("\t\t- HAL buffers:\n" |
| "\t\t\tIn(%s) InConversion(%s) Out(%s) OutConversion(%s)\n", |
| dumpInOutBuffer(true /* isInput */, mInBuffer).c_str(), |
| dumpInOutBuffer(true /* isInput */, mInConversionBuffer).c_str(), |
| dumpInOutBuffer(false /* isInput */, mOutBuffer).c_str(), |
| dumpInOutBuffer(false /* isInput */, mOutConversionBuffer).c_str()); |
| #endif |
| |
| write(fd, result.string(), result.length()); |
| |
| if (mEffectInterface != 0) { |
| dprintf(fd, "\tEffect ID %d HAL dump:\n", mId); |
| (void)mEffectInterface->dump(fd); |
| } |
| |
| if (locked) { |
| mLock.unlock(); |
| } |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // EffectHandle implementation |
| // ---------------------------------------------------------------------------- |
| |
| #undef LOG_TAG |
| #define LOG_TAG "AudioFlinger::EffectHandle" |
| |
| AudioFlinger::EffectHandle::EffectHandle(const sp<EffectBase>& effect, |
| const sp<AudioFlinger::Client>& client, |
| const sp<media::IEffectClient>& effectClient, |
| int32_t priority) |
| : BnEffect(), |
| mEffect(effect), mEffectClient(effectClient), mClient(client), mCblk(NULL), |
| mPriority(priority), mHasControl(false), mEnabled(false), mDisconnected(false) |
| { |
| ALOGV("constructor %p client %p", this, client.get()); |
| |
| if (client == 0) { |
| return; |
| } |
| int bufOffset = ((sizeof(effect_param_cblk_t) - 1) / sizeof(int) + 1) * sizeof(int); |
| mCblkMemory = client->heap()->allocate(EFFECT_PARAM_BUFFER_SIZE + bufOffset); |
| if (mCblkMemory == 0 || |
| (mCblk = static_cast<effect_param_cblk_t *>(mCblkMemory->unsecurePointer())) == NULL) { |
| ALOGE("not enough memory for Effect size=%zu", EFFECT_PARAM_BUFFER_SIZE + |
| sizeof(effect_param_cblk_t)); |
| mCblkMemory.clear(); |
| return; |
| } |
| new(mCblk) effect_param_cblk_t(); |
| mBuffer = (uint8_t *)mCblk + bufOffset; |
| } |
| |
| AudioFlinger::EffectHandle::~EffectHandle() |
| { |
| ALOGV("Destructor %p", this); |
| disconnect(false); |
| } |
| |
| status_t AudioFlinger::EffectHandle::initCheck() |
| { |
| return mClient == 0 || mCblkMemory != 0 ? OK : NO_MEMORY; |
| } |
| |
| #define RETURN(code) \ |
| *_aidl_return = (code); \ |
| return Status::ok(); |
| |
| Status AudioFlinger::EffectHandle::enable(int32_t* _aidl_return) |
| { |
| AutoMutex _l(mLock); |
| ALOGV("enable %p", this); |
| sp<EffectBase> effect = mEffect.promote(); |
| if (effect == 0 || mDisconnected) { |
| RETURN(DEAD_OBJECT); |
| } |
| if (!mHasControl) { |
| RETURN(INVALID_OPERATION); |
| } |
| |
| if (mEnabled) { |
| RETURN(NO_ERROR); |
| } |
| |
| mEnabled = true; |
| |
| status_t status = effect->updatePolicyState(); |
| if (status != NO_ERROR) { |
| mEnabled = false; |
| RETURN(status); |
| } |
| |
| effect->checkSuspendOnEffectEnabled(true, false /*threadLocked*/); |
| |
| // checkSuspendOnEffectEnabled() can suspend this same effect when enabled |
| if (effect->suspended()) { |
| RETURN(NO_ERROR); |
| } |
| |
| status = effect->setEnabled(true, true /*fromHandle*/); |
| if (status != NO_ERROR) { |
| mEnabled = false; |
| } |
| RETURN(status); |
| } |
| |
| Status AudioFlinger::EffectHandle::disable(int32_t* _aidl_return) |
| { |
| ALOGV("disable %p", this); |
| AutoMutex _l(mLock); |
| sp<EffectBase> effect = mEffect.promote(); |
| if (effect == 0 || mDisconnected) { |
| RETURN(DEAD_OBJECT); |
| } |
| if (!mHasControl) { |
| RETURN(INVALID_OPERATION); |
| } |
| |
| if (!mEnabled) { |
| RETURN(NO_ERROR); |
| } |
| mEnabled = false; |
| |
| effect->updatePolicyState(); |
| |
| if (effect->suspended()) { |
| RETURN(NO_ERROR); |
| } |
| |
| status_t status = effect->setEnabled(false, true /*fromHandle*/); |
| RETURN(status); |
| } |
| |
| Status AudioFlinger::EffectHandle::disconnect() |
| { |
| ALOGV("%s %p", __FUNCTION__, this); |
| disconnect(true); |
| return Status::ok(); |
| } |
| |
| void AudioFlinger::EffectHandle::disconnect(bool unpinIfLast) |
| { |
| AutoMutex _l(mLock); |
| ALOGV("disconnect(%s) %p", unpinIfLast ? "true" : "false", this); |
| if (mDisconnected) { |
| if (unpinIfLast) { |
| android_errorWriteLog(0x534e4554, "32707507"); |
| } |
| return; |
| } |
| mDisconnected = true; |
| { |
| sp<EffectBase> effect = mEffect.promote(); |
| if (effect != 0) { |
| if (effect->disconnectHandle(this, unpinIfLast) > 0) { |
| ALOGW("%s Effect handle %p disconnected after thread destruction", |
| __func__, this); |
| } |
| effect->updatePolicyState(); |
| } |
| } |
| |
| if (mClient != 0) { |
| if (mCblk != NULL) { |
| // unlike ~TrackBase(), mCblk is never a local new, so don't delete |
| mCblk->~effect_param_cblk_t(); // destroy our shared-structure. |
| } |
| mCblkMemory.clear(); // free the shared memory before releasing the heap it belongs to |
| // Client destructor must run with AudioFlinger client mutex locked |
| Mutex::Autolock _l(mClient->audioFlinger()->mClientLock); |
| mClient.clear(); |
| } |
| } |
| |
| Status AudioFlinger::EffectHandle::getCblk(media::SharedFileRegion* _aidl_return) { |
| LOG_ALWAYS_FATAL_IF(!convertIMemoryToSharedFileRegion(mCblkMemory, _aidl_return)); |
| return Status::ok(); |
| } |
| |
| Status AudioFlinger::EffectHandle::command(int32_t cmdCode, |
| const std::vector<uint8_t>& cmdData, |
| int32_t maxResponseSize, |
| std::vector<uint8_t>* response, |
| int32_t* _aidl_return) |
| { |
| ALOGVV("command(), cmdCode: %d, mHasControl: %d, mEffect: %p", |
| cmdCode, mHasControl, mEffect.unsafe_get()); |
| |
| // reject commands reserved for internal use by audio framework if coming from outside |
| // of audioserver |
| switch(cmdCode) { |
| case EFFECT_CMD_ENABLE: |
| case EFFECT_CMD_DISABLE: |
| case EFFECT_CMD_SET_PARAM: |
| case EFFECT_CMD_SET_PARAM_DEFERRED: |
| case EFFECT_CMD_SET_PARAM_COMMIT: |
| case EFFECT_CMD_GET_PARAM: |
| break; |
| default: |
| if (cmdCode >= EFFECT_CMD_FIRST_PROPRIETARY) { |
| break; |
| } |
| android_errorWriteLog(0x534e4554, "62019992"); |
| RETURN(BAD_VALUE); |
| } |
| |
| if (cmdCode == EFFECT_CMD_ENABLE) { |
| if (maxResponseSize < sizeof(int)) { |
| android_errorWriteLog(0x534e4554, "32095713"); |
| RETURN(BAD_VALUE); |
| } |
| writeToBuffer(NO_ERROR, response); |
| return enable(_aidl_return); |
| } else if (cmdCode == EFFECT_CMD_DISABLE) { |
| if (maxResponseSize < sizeof(int)) { |
| android_errorWriteLog(0x534e4554, "32095713"); |
| RETURN(BAD_VALUE); |
| } |
| writeToBuffer(NO_ERROR, response); |
| return disable(_aidl_return); |
| } |
| |
| AutoMutex _l(mLock); |
| sp<EffectBase> effect = mEffect.promote(); |
| if (effect == 0 || mDisconnected) { |
| RETURN(DEAD_OBJECT); |
| } |
| // only get parameter command is permitted for applications not controlling the effect |
| if (!mHasControl && cmdCode != EFFECT_CMD_GET_PARAM) { |
| RETURN(INVALID_OPERATION); |
| } |
| |
| // handle commands that are not forwarded transparently to effect engine |
| if (cmdCode == EFFECT_CMD_SET_PARAM_COMMIT) { |
| if (mClient == 0) { |
| RETURN(INVALID_OPERATION); |
| } |
| |
| if (maxResponseSize < sizeof(int)) { |
| android_errorWriteLog(0x534e4554, "32095713"); |
| RETURN(BAD_VALUE); |
| } |
| writeToBuffer(NO_ERROR, response); |
| |
| // No need to trylock() here as this function is executed in the binder thread serving a |
| // particular client process: no risk to block the whole media server process or mixer |
| // threads if we are stuck here |
| Mutex::Autolock _l(mCblk->lock); |
| // keep local copy of index in case of client corruption b/32220769 |
| const uint32_t clientIndex = mCblk->clientIndex; |
| const uint32_t serverIndex = mCblk->serverIndex; |
| if (clientIndex > EFFECT_PARAM_BUFFER_SIZE || |
| serverIndex > EFFECT_PARAM_BUFFER_SIZE) { |
| mCblk->serverIndex = 0; |
| mCblk->clientIndex = 0; |
| RETURN(BAD_VALUE); |
| } |
| status_t status = NO_ERROR; |
| std::vector<uint8_t> param; |
| for (uint32_t index = serverIndex; index < clientIndex;) { |
| int *p = (int *)(mBuffer + index); |
| const int size = *p++; |
| if (size < 0 |
| || size > EFFECT_PARAM_BUFFER_SIZE |
| || ((uint8_t *)p + size) > mBuffer + clientIndex) { |
| ALOGW("command(): invalid parameter block size"); |
| status = BAD_VALUE; |
| break; |
| } |
| |
| std::copy(reinterpret_cast<const uint8_t*>(p), |
| reinterpret_cast<const uint8_t*>(p) + size, |
| std::back_inserter(param)); |
| |
| std::vector<uint8_t> replyBuffer; |
| status_t ret = effect->command(EFFECT_CMD_SET_PARAM, |
| param, |
| sizeof(int), |
| &replyBuffer); |
| int reply = *reinterpret_cast<const int*>(replyBuffer.data()); |
| |
| // verify shared memory: server index shouldn't change; client index can't go back. |
| if (serverIndex != mCblk->serverIndex |
| || clientIndex > mCblk->clientIndex) { |
| android_errorWriteLog(0x534e4554, "32220769"); |
| status = BAD_VALUE; |
| break; |
| } |
| |
| // stop at first error encountered |
| if (ret != NO_ERROR) { |
| status = ret; |
| writeToBuffer(reply, response); |
| break; |
| } else if (reply != NO_ERROR) { |
| writeToBuffer(reply, response); |
| break; |
| } |
| index += size; |
| } |
| mCblk->serverIndex = 0; |
| mCblk->clientIndex = 0; |
| RETURN(status); |
| } |
| |
| status_t status = effect->command(cmdCode, |
| cmdData, |
| maxResponseSize, |
| response); |
| RETURN(status); |
| } |
| |
| void AudioFlinger::EffectHandle::setControl(bool hasControl, bool signal, bool enabled) |
| { |
| ALOGV("setControl %p control %d", this, hasControl); |
| |
| mHasControl = hasControl; |
| mEnabled = enabled; |
| |
| if (signal && mEffectClient != 0) { |
| mEffectClient->controlStatusChanged(hasControl); |
| } |
| } |
| |
| void AudioFlinger::EffectHandle::commandExecuted(uint32_t cmdCode, |
| const std::vector<uint8_t>& cmdData, |
| const std::vector<uint8_t>& replyData) |
| { |
| if (mEffectClient != 0) { |
| mEffectClient->commandExecuted(cmdCode, cmdData, replyData); |
| } |
| } |
| |
| |
| |
| void AudioFlinger::EffectHandle::setEnabled(bool enabled) |
| { |
| if (mEffectClient != 0) { |
| mEffectClient->enableStatusChanged(enabled); |
| } |
| } |
| |
| void AudioFlinger::EffectHandle::dumpToBuffer(char* buffer, size_t size) |
| { |
| bool locked = mCblk != NULL && AudioFlinger::dumpTryLock(mCblk->lock); |
| |
| snprintf(buffer, size, "\t\t\t%5d %5d %3s %3s %5u %5u\n", |
| (mClient == 0) ? getpid() : mClient->pid(), |
| mPriority, |
| mHasControl ? "yes" : "no", |
| locked ? "yes" : "no", |
| mCblk ? mCblk->clientIndex : 0, |
| mCblk ? mCblk->serverIndex : 0 |
| ); |
| |
| if (locked) { |
| mCblk->lock.unlock(); |
| } |
| } |
| |
| #undef LOG_TAG |
| #define LOG_TAG "AudioFlinger::EffectChain" |
| |
| AudioFlinger::EffectChain::EffectChain(const wp<ThreadBase>& thread, |
| audio_session_t sessionId) |
| : mSessionId(sessionId), mActiveTrackCnt(0), mTrackCnt(0), mTailBufferCount(0), |
| mVolumeCtrlIdx(-1), mLeftVolume(UINT_MAX), mRightVolume(UINT_MAX), |
| mNewLeftVolume(UINT_MAX), mNewRightVolume(UINT_MAX), |
| mEffectCallback(new EffectCallback(wp<EffectChain>(this), thread)) |
| { |
| mStrategy = AudioSystem::getStrategyForStream(AUDIO_STREAM_MUSIC); |
| sp<ThreadBase> p = thread.promote(); |
| if (p == nullptr) { |
| return; |
| } |
| mMaxTailBuffers = ((kProcessTailDurationMs * p->sampleRate()) / 1000) / |
| p->frameCount(); |
| } |
| |
| AudioFlinger::EffectChain::~EffectChain() |
| { |
| } |
| |
| // getEffectFromDesc_l() must be called with ThreadBase::mLock held |
| sp<AudioFlinger::EffectModule> AudioFlinger::EffectChain::getEffectFromDesc_l( |
| effect_descriptor_t *descriptor) |
| { |
| size_t size = mEffects.size(); |
| |
| for (size_t i = 0; i < size; i++) { |
| if (memcmp(&mEffects[i]->desc().uuid, &descriptor->uuid, sizeof(effect_uuid_t)) == 0) { |
| return mEffects[i]; |
| } |
| } |
| return 0; |
| } |
| |
| // getEffectFromId_l() must be called with ThreadBase::mLock held |
| sp<AudioFlinger::EffectModule> AudioFlinger::EffectChain::getEffectFromId_l(int id) |
| { |
| size_t size = mEffects.size(); |
| |
| for (size_t i = 0; i < size; i++) { |
| // by convention, return first effect if id provided is 0 (0 is never a valid id) |
| if (id == 0 || mEffects[i]->id() == id) { |
| return mEffects[i]; |
| } |
| } |
| return 0; |
| } |
| |
| // getEffectFromType_l() must be called with ThreadBase::mLock held |
| sp<AudioFlinger::EffectModule> AudioFlinger::EffectChain::getEffectFromType_l( |
| const effect_uuid_t *type) |
| { |
| size_t size = mEffects.size(); |
| |
| for (size_t i = 0; i < size; i++) { |
| if (memcmp(&mEffects[i]->desc().type, type, sizeof(effect_uuid_t)) == 0) { |
| return mEffects[i]; |
| } |
| } |
| return 0; |
| } |
| |
| std::vector<int> AudioFlinger::EffectChain::getEffectIds() |
| { |
| std::vector<int> ids; |
| Mutex::Autolock _l(mLock); |
| for (size_t i = 0; i < mEffects.size(); i++) { |
| ids.push_back(mEffects[i]->id()); |
| } |
| return ids; |
| } |
| |
| void AudioFlinger::EffectChain::clearInputBuffer() |
| { |
| Mutex::Autolock _l(mLock); |
| clearInputBuffer_l(); |
| } |
| |
| // Must be called with EffectChain::mLock locked |
| void AudioFlinger::EffectChain::clearInputBuffer_l() |
| { |
| if (mInBuffer == NULL) { |
| return; |
| } |
| const size_t frameSize = |
| audio_bytes_per_sample(EFFECT_BUFFER_FORMAT) * mEffectCallback->channelCount(); |
| |
| memset(mInBuffer->audioBuffer()->raw, 0, mEffectCallback->frameCount() * frameSize); |
| mInBuffer->commit(); |
| } |
| |
| // Must be called with EffectChain::mLock locked |
| void AudioFlinger::EffectChain::process_l() |
| { |
| // never process effects when: |
| // - on an OFFLOAD thread |
| // - no more tracks are on the session and the effect tail has been rendered |
| bool doProcess = !mEffectCallback->isOffloadOrMmap(); |
| if (!audio_is_global_session(mSessionId)) { |
| bool tracksOnSession = (trackCnt() != 0); |
| |
| if (!tracksOnSession && mTailBufferCount == 0) { |
| doProcess = false; |
| } |
| |
| if (activeTrackCnt() == 0) { |
| // if no track is active and the effect tail has not been rendered, |
| // the input buffer must be cleared here as the mixer process will not do it |
| if (tracksOnSession || mTailBufferCount > 0) { |
| clearInputBuffer_l(); |
| if (mTailBufferCount > 0) { |
| mTailBufferCount--; |
| } |
| } |
| } |
| } |
| |
| size_t size = mEffects.size(); |
| if (doProcess) { |
| // Only the input and output buffers of the chain can be external, |
| // and 'update' / 'commit' do nothing for allocated buffers, thus |
| // it's not needed to consider any other buffers here. |
| mInBuffer->update(); |
| if (mInBuffer->audioBuffer()->raw != mOutBuffer->audioBuffer()->raw) { |
| mOutBuffer->update(); |
| } |
| for (size_t i = 0; i < size; i++) { |
| mEffects[i]->process(); |
| } |
| mInBuffer->commit(); |
| if (mInBuffer->audioBuffer()->raw != mOutBuffer->audioBuffer()->raw) { |
| mOutBuffer->commit(); |
| } |
| } |
| bool doResetVolume = false; |
| for (size_t i = 0; i < size; i++) { |
| doResetVolume = mEffects[i]->updateState() || doResetVolume; |
| } |
| if (doResetVolume) { |
| resetVolume_l(); |
| } |
| } |
| |
| // createEffect_l() must be called with ThreadBase::mLock held |
| status_t AudioFlinger::EffectChain::createEffect_l(sp<EffectModule>& effect, |
| effect_descriptor_t *desc, |
| int id, |
| audio_session_t sessionId, |
| bool pinned) |
| { |
| Mutex::Autolock _l(mLock); |
| effect = new EffectModule(mEffectCallback, desc, id, sessionId, pinned, AUDIO_PORT_HANDLE_NONE); |
| status_t lStatus = effect->status(); |
| if (lStatus == NO_ERROR) { |
| lStatus = addEffect_ll(effect); |
| } |
| if (lStatus != NO_ERROR) { |
| effect.clear(); |
| } |
| return lStatus; |
| } |
| |
| // addEffect_l() must be called with ThreadBase::mLock held |
| status_t AudioFlinger::EffectChain::addEffect_l(const sp<EffectModule>& effect) |
| { |
| Mutex::Autolock _l(mLock); |
| return addEffect_ll(effect); |
| } |
| // addEffect_l() must be called with ThreadBase::mLock and EffectChain::mLock held |
| status_t AudioFlinger::EffectChain::addEffect_ll(const sp<EffectModule>& effect) |
| { |
| effect_descriptor_t desc = effect->desc(); |
| uint32_t insertPref = desc.flags & EFFECT_FLAG_INSERT_MASK; |
| |
| effect->setCallback(mEffectCallback); |
| |
| if ((desc.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY) { |
| // Auxiliary effects are inserted at the beginning of mEffects vector as |
| // they are processed first and accumulated in chain input buffer |
| mEffects.insertAt(effect, 0); |
| |
| // the input buffer for auxiliary effect contains mono samples in |
| // 32 bit format. This is to avoid saturation in AudoMixer |
| // accumulation stage. Saturation is done in EffectModule::process() before |
| // calling the process in effect engine |
| size_t numSamples = mEffectCallback->frameCount(); |
| sp<EffectBufferHalInterface> halBuffer; |
| #ifdef FLOAT_EFFECT_CHAIN |
| status_t result = mEffectCallback->allocateHalBuffer( |
| numSamples * sizeof(float), &halBuffer); |
| #else |
| status_t result = mEffectCallback->allocateHalBuffer( |
| numSamples * sizeof(int32_t), &halBuffer); |
| #endif |
| if (result != OK) return result; |
| effect->setInBuffer(halBuffer); |
| // auxiliary effects output samples to chain input buffer for further processing |
| // by insert effects |
| effect->setOutBuffer(mInBuffer); |
| } else { |
| // Insert effects are inserted at the end of mEffects vector as they are processed |
| // after track and auxiliary effects. |
| // Insert effect order as a function of indicated preference: |
| // if EFFECT_FLAG_INSERT_EXCLUSIVE, insert in first position or reject if |
| // another effect is present |
| // else if EFFECT_FLAG_INSERT_FIRST, insert in first position or after the |
| // last effect claiming first position |
| // else if EFFECT_FLAG_INSERT_LAST, insert in last position or before the |
| // first effect claiming last position |
| // else if EFFECT_FLAG_INSERT_ANY insert after first or before last |
| // Reject insertion if an effect with EFFECT_FLAG_INSERT_EXCLUSIVE is |
| // already present |
| |
| size_t size = mEffects.size(); |
| size_t idx_insert = size; |
| ssize_t idx_insert_first = -1; |
| ssize_t idx_insert_last = -1; |
| |
| for (size_t i = 0; i < size; i++) { |
| effect_descriptor_t d = mEffects[i]->desc(); |
| uint32_t iMode = d.flags & EFFECT_FLAG_TYPE_MASK; |
| uint32_t iPref = d.flags & EFFECT_FLAG_INSERT_MASK; |
| if (iMode == EFFECT_FLAG_TYPE_INSERT) { |
| // check invalid effect chaining combinations |
| if (insertPref == EFFECT_FLAG_INSERT_EXCLUSIVE || |
| iPref == EFFECT_FLAG_INSERT_EXCLUSIVE) { |
| ALOGW("addEffect_l() could not insert effect %s: exclusive conflict with %s", |
| desc.name, d.name); |
| return INVALID_OPERATION; |
| } |
| // remember position of first insert effect and by default |
| // select this as insert position for new effect |
| if (idx_insert == size) { |
| idx_insert = i; |
| } |
| // remember position of last insert effect claiming |
| // first position |
| if (iPref == EFFECT_FLAG_INSERT_FIRST) { |
| idx_insert_first = i; |
| } |
| // remember position of first insert effect claiming |
| // last position |
| if (iPref == EFFECT_FLAG_INSERT_LAST && |
| idx_insert_last == -1) { |
| idx_insert_last = i; |
| } |
| } |
| } |
| |
| // modify idx_insert from first position if needed |
| if (insertPref == EFFECT_FLAG_INSERT_LAST) { |
| if (idx_insert_last != -1) { |
| idx_insert = idx_insert_last; |
| } else { |
| idx_insert = size; |
| } |
| } else { |
| if (idx_insert_first != -1) { |
| idx_insert = idx_insert_first + 1; |
| } |
| } |
| |
| // always read samples from chain input buffer |
| effect->setInBuffer(mInBuffer); |
| |
| // if last effect in the chain, output samples to chain |
| // output buffer, otherwise to chain input buffer |
| if (idx_insert == size) { |
| if (idx_insert != 0) { |
| mEffects[idx_insert-1]->setOutBuffer(mInBuffer); |
| mEffects[idx_insert-1]->configure(); |
| } |
| effect->setOutBuffer(mOutBuffer); |
| } else { |
| effect->setOutBuffer(mInBuffer); |
| } |
| mEffects.insertAt(effect, idx_insert); |
| |
| ALOGV("addEffect_l() effect %p, added in chain %p at rank %zu", effect.get(), this, |
| idx_insert); |
| } |
| effect->configure(); |
| |
| return NO_ERROR; |
| } |
| |
| // removeEffect_l() must be called with ThreadBase::mLock held |
| size_t AudioFlinger::EffectChain::removeEffect_l(const sp<EffectModule>& effect, |
| bool release) |
| { |
| Mutex::Autolock _l(mLock); |
| size_t size = mEffects.size(); |
| uint32_t type = effect->desc().flags & EFFECT_FLAG_TYPE_MASK; |
| |
| for (size_t i = 0; i < size; i++) { |
| if (effect == mEffects[i]) { |
| // calling stop here will remove pre-processing effect from the audio HAL. |
| // This is safe as we hold the EffectChain mutex which guarantees that we are not in |
| // the middle of a read from audio HAL |
| if (mEffects[i]->state() == EffectModule::ACTIVE || |
| mEffects[i]->state() == EffectModule::STOPPING) { |
| mEffects[i]->stop(); |
| } |
| if (release) { |
| mEffects[i]->release_l(); |
| } |
| |
| if (type != EFFECT_FLAG_TYPE_AUXILIARY) { |
| if (i == size - 1 && i != 0) { |
| mEffects[i - 1]->setOutBuffer(mOutBuffer); |
| mEffects[i - 1]->configure(); |
| } |
| } |
| mEffects.removeAt(i); |
| ALOGV("removeEffect_l() effect %p, removed from chain %p at rank %zu", effect.get(), |
| this, i); |
| |
| break; |
| } |
| } |
| |
| return mEffects.size(); |
| } |
| |
| // setDevices_l() must be called with ThreadBase::mLock held |
| void AudioFlinger::EffectChain::setDevices_l(const AudioDeviceTypeAddrVector &devices) |
| { |
| size_t size = mEffects.size(); |
| for (size_t i = 0; i < size; i++) { |
| mEffects[i]->setDevices(devices); |
| } |
| } |
| |
| // setInputDevice_l() must be called with ThreadBase::mLock held |
| void AudioFlinger::EffectChain::setInputDevice_l(const AudioDeviceTypeAddr &device) |
| { |
| size_t size = mEffects.size(); |
| for (size_t i = 0; i < size; i++) { |
| mEffects[i]->setInputDevice(device); |
| } |
| } |
| |
| // setMode_l() must be called with ThreadBase::mLock held |
| void AudioFlinger::EffectChain::setMode_l(audio_mode_t mode) |
| { |
| size_t size = mEffects.size(); |
| for (size_t i = 0; i < size; i++) { |
| mEffects[i]->setMode(mode); |
| } |
| } |
| |
| // setAudioSource_l() must be called with ThreadBase::mLock held |
| void AudioFlinger::EffectChain::setAudioSource_l(audio_source_t source) |
| { |
| size_t size = mEffects.size(); |
| for (size_t i = 0; i < size; i++) { |
| mEffects[i]->setAudioSource(source); |
| } |
| } |
| |
| bool AudioFlinger::EffectChain::hasVolumeControlEnabled_l() const { |
| for (const auto &effect : mEffects) { |
| if (effect->isVolumeControlEnabled()) return true; |
| } |
| return false; |
| } |
| |
| // setVolume_l() must be called with ThreadBase::mLock or EffectChain::mLock held |
| bool AudioFlinger::EffectChain::setVolume_l(uint32_t *left, uint32_t *right, bool force) |
| { |
| uint32_t newLeft = *left; |
| uint32_t newRight = *right; |
| bool hasControl = false; |
| int ctrlIdx = -1; |
| size_t size = mEffects.size(); |
| |
| // first update volume controller |
| for (size_t i = size; i > 0; i--) { |
| if (mEffects[i - 1]->isVolumeControlEnabled()) { |
| ctrlIdx = i - 1; |
| hasControl = true; |
| break; |
| } |
| } |
| |
| if (!force && ctrlIdx == mVolumeCtrlIdx && |
| *left == mLeftVolume && *right == mRightVolume) { |
| if (hasControl) { |
| *left = mNewLeftVolume; |
| *right = mNewRightVolume; |
| } |
| return hasControl; |
| } |
| |
| mVolumeCtrlIdx = ctrlIdx; |
| mLeftVolume = newLeft; |
| mRightVolume = newRight; |
| |
| // second get volume update from volume controller |
| if (ctrlIdx >= 0) { |
| mEffects[ctrlIdx]->setVolume(&newLeft, &newRight, true); |
| mNewLeftVolume = newLeft; |
| mNewRightVolume = newRight; |
| } |
| // then indicate volume to all other effects in chain. |
| // Pass altered volume to effects before volume controller |
| // and requested volume to effects after controller or with volume monitor flag |
| uint32_t lVol = newLeft; |
| uint32_t rVol = newRight; |
| |
| for (size_t i = 0; i < size; i++) { |
| if ((int)i == ctrlIdx) { |
| continue; |
| } |
| // this also works for ctrlIdx == -1 when there is no volume controller |
| if ((int)i > ctrlIdx) { |
| lVol = *left; |
| rVol = *right; |
| } |
| // Pass requested volume directly if this is volume monitor module |
| if (mEffects[i]->isVolumeMonitor()) { |
| mEffects[i]->setVolume(left, right, false); |
| } else { |
| mEffects[i]->setVolume(&lVol, &rVol, false); |
| } |
| } |
| *left = newLeft; |
| *right = newRight; |
| |
| setVolumeForOutput_l(*left, *right); |
| |
| return hasControl; |
| } |
| |
| // resetVolume_l() must be called with ThreadBase::mLock or EffectChain::mLock held |
| void AudioFlinger::EffectChain::resetVolume_l() |
| { |
| if ((mLeftVolume != UINT_MAX) && (mRightVolume != UINT_MAX)) { |
| uint32_t left = mLeftVolume; |
| uint32_t right = mRightVolume; |
| (void)setVolume_l(&left, &right, true); |
| } |
| } |
| |
| // containsHapticGeneratingEffect_l must be called with ThreadBase::mLock or EffectChain::mLock held |
| bool AudioFlinger::EffectChain::containsHapticGeneratingEffect_l() |
| { |
| for (size_t i = 0; i < mEffects.size(); ++i) { |
| if (mEffects[i]->isHapticGenerator()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void AudioFlinger::EffectChain::setHapticIntensity_l(int id, int intensity) |
| { |
| Mutex::Autolock _l(mLock); |
| for (size_t i = 0; i < mEffects.size(); ++i) { |
| mEffects[i]->setHapticIntensity(id, intensity); |
| } |
| } |
| |
| void AudioFlinger::EffectChain::syncHalEffectsState() |
| { |
| Mutex::Autolock _l(mLock); |
| for (size_t i = 0; i < mEffects.size(); i++) { |
| if (mEffects[i]->state() == EffectModule::ACTIVE || |
| mEffects[i]->state() == EffectModule::STOPPING) { |
| mEffects[i]->addEffectToHal_l(); |
| } |
| } |
| } |
| |
| void AudioFlinger::EffectChain::dump(int fd, const Vector<String16>& args) |
| { |
| String8 result; |
| |
| const size_t numEffects = mEffects.size(); |
| result.appendFormat(" %zu effects for session %d\n", numEffects, mSessionId); |
| |
| if (numEffects) { |
| bool locked = AudioFlinger::dumpTryLock(mLock); |
| // failed to lock - AudioFlinger is probably deadlocked |
| if (!locked) { |
| result.append("\tCould not lock mutex:\n"); |
| } |
| |
| const std::string inBufferStr = dumpInOutBuffer(true /* isInput */, mInBuffer); |
| const std::string outBufferStr = dumpInOutBuffer(false /* isInput */, mOutBuffer); |
| result.appendFormat("\t%-*s%-*s Active tracks:\n", |
| (int)inBufferStr.size(), "In buffer ", |
| (int)outBufferStr.size(), "Out buffer "); |
| result.appendFormat("\t%s %s %d\n", |
| inBufferStr.c_str(), outBufferStr.c_str(), mActiveTrackCnt); |
| write(fd, result.string(), result.size()); |
| |
| for (size_t i = 0; i < numEffects; ++i) { |
| sp<EffectModule> effect = mEffects[i]; |
| if (effect != 0) { |
| effect->dump(fd, args); |
| } |
| } |
| |
| if (locked) { |
| mLock.unlock(); |
| } |
| } else { |
| write(fd, result.string(), result.size()); |
| } |
| } |
| |
| // must be called with ThreadBase::mLock held |
| void AudioFlinger::EffectChain::setEffectSuspended_l( |
| const effect_uuid_t *type, bool suspend) |
| { |
| sp<SuspendedEffectDesc> desc; |
| // use effect type UUID timelow as key as there is no real risk of identical |
| // timeLow fields among effect type UUIDs. |
| ssize_t index = mSuspendedEffects.indexOfKey(type->timeLow); |
| if (suspend) { |
| if (index >= 0) { |
| desc = mSuspendedEffects.valueAt(index); |
| } else { |
| desc = new SuspendedEffectDesc(); |
| desc->mType = *type; |
| mSuspendedEffects.add(type->timeLow, desc); |
| ALOGV("setEffectSuspended_l() add entry for %08x", type->timeLow); |
| } |
| |
| if (desc->mRefCount++ == 0) { |
| sp<EffectModule> effect = getEffectIfEnabled(type); |
| if (effect != 0) { |
| desc->mEffect = effect; |
| effect->setSuspended(true); |
| effect->setEnabled(false, false /*fromHandle*/); |
| } |
| } |
| } else { |
| if (index < 0) { |
| return; |
| } |
| desc = mSuspendedEffects.valueAt(index); |
| if (desc->mRefCount <= 0) { |
| ALOGW("setEffectSuspended_l() restore refcount should not be 0 %d", desc->mRefCount); |
| desc->mRefCount = 0; |
| return; |
| } |
| if (--desc->mRefCount == 0) { |
| ALOGV("setEffectSuspended_l() remove entry for %08x", mSuspendedEffects.keyAt(index)); |
| if (desc->mEffect != 0) { |
| sp<EffectModule> effect = desc->mEffect.promote(); |
| if (effect != 0) { |
| effect->setSuspended(false); |
| effect->lock(); |
| EffectHandle *handle = effect->controlHandle_l(); |
| if (handle != NULL && !handle->disconnected()) { |
| effect->setEnabled_l(handle->enabled()); |
| } |
| effect->unlock(); |
| } |
| desc->mEffect.clear(); |
| } |
| mSuspendedEffects.removeItemsAt(index); |
| } |
| } |
| } |
| |
| // must be called with ThreadBase::mLock held |
| void AudioFlinger::EffectChain::setEffectSuspendedAll_l(bool suspend) |
| { |
| sp<SuspendedEffectDesc> desc; |
| |
| ssize_t index = mSuspendedEffects.indexOfKey((int)kKeyForSuspendAll); |
| if (suspend) { |
| if (index >= 0) { |
| desc = mSuspendedEffects.valueAt(index); |
| } else { |
| desc = new SuspendedEffectDesc(); |
| mSuspendedEffects.add((int)kKeyForSuspendAll, desc); |
| ALOGV("setEffectSuspendedAll_l() add entry for 0"); |
| } |
| if (desc->mRefCount++ == 0) { |
| Vector< sp<EffectModule> > effects; |
| getSuspendEligibleEffects(effects); |
| for (size_t i = 0; i < effects.size(); i++) { |
| setEffectSuspended_l(&effects[i]->desc().type, true); |
| } |
| } |
| } else { |
| if (index < 0) { |
| return; |
| } |
| desc = mSuspendedEffects.valueAt(index); |
| if (desc->mRefCount <= 0) { |
| ALOGW("setEffectSuspendedAll_l() restore refcount should not be 0 %d", desc->mRefCount); |
| desc->mRefCount = 1; |
| } |
| if (--desc->mRefCount == 0) { |
| Vector<const effect_uuid_t *> types; |
| for (size_t i = 0; i < mSuspendedEffects.size(); i++) { |
| if (mSuspendedEffects.keyAt(i) == (int)kKeyForSuspendAll) { |
| continue; |
| } |
| types.add(&mSuspendedEffects.valueAt(i)->mType); |
| } |
| for (size_t i = 0; i < types.size(); i++) { |
| setEffectSuspended_l(types[i], false); |
| } |
| ALOGV("setEffectSuspendedAll_l() remove entry for %08x", |
| mSuspendedEffects.keyAt(index)); |
| mSuspendedEffects.removeItem((int)kKeyForSuspendAll); |
| } |
| } |
| } |
| |
| |
| // The volume effect is used for automated tests only |
| #ifndef OPENSL_ES_H_ |
| static const effect_uuid_t SL_IID_VOLUME_ = { 0x09e8ede0, 0xddde, 0x11db, 0xb4f6, |
| { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } }; |
| const effect_uuid_t * const SL_IID_VOLUME = &SL_IID_VOLUME_; |
| #endif //OPENSL_ES_H_ |
| |
| /* static */ |
| bool AudioFlinger::EffectChain::isEffectEligibleForBtNrecSuspend(const effect_uuid_t *type) |
| { |
| // Only NS and AEC are suspended when BtNRec is off |
| if ((memcmp(type, FX_IID_AEC, sizeof(effect_uuid_t)) == 0) || |
| (memcmp(type, FX_IID_NS, sizeof(effect_uuid_t)) == 0)) { |
| return true; |
| } |
| return false; |
| } |
| |
| bool AudioFlinger::EffectChain::isEffectEligibleForSuspend(const effect_descriptor_t& desc) |
| { |
| // auxiliary effects and visualizer are never suspended on output mix |
| if ((mSessionId == AUDIO_SESSION_OUTPUT_MIX) && |
| (((desc.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY) || |
| (memcmp(&desc.type, SL_IID_VISUALIZATION, sizeof(effect_uuid_t)) == 0) || |
| (memcmp(&desc.type, SL_IID_VOLUME, sizeof(effect_uuid_t)) == 0) || |
| (memcmp(&desc.type, SL_IID_DYNAMICSPROCESSING, sizeof(effect_uuid_t)) == 0))) { |
| return false; |
| } |
| return true; |
| } |
| |
| void AudioFlinger::EffectChain::getSuspendEligibleEffects( |
| Vector< sp<AudioFlinger::EffectModule> > &effects) |
| { |
| effects.clear(); |
| for (size_t i = 0; i < mEffects.size(); i++) { |
| if (isEffectEligibleForSuspend(mEffects[i]->desc())) { |
| effects.add(mEffects[i]); |
| } |
| } |
| } |
| |
| sp<AudioFlinger::EffectModule> AudioFlinger::EffectChain::getEffectIfEnabled( |
| const effect_uuid_t *type) |
| { |
| sp<EffectModule> effect = getEffectFromType_l(type); |
| return effect != 0 && effect->isEnabled() ? effect : 0; |
| } |
| |
| void AudioFlinger::EffectChain::checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, |
| bool enabled) |
| { |
| ssize_t index = mSuspendedEffects.indexOfKey(effect->desc().type.timeLow); |
| if (enabled) { |
| if (index < 0) { |
| // if the effect is not suspend check if all effects are suspended |
| index = mSuspendedEffects.indexOfKey((int)kKeyForSuspendAll); |
| if (index < 0) { |
| return; |
| } |
| if (!isEffectEligibleForSuspend(effect->desc())) { |
| return; |
| } |
| setEffectSuspended_l(&effect->desc().type, enabled); |
| index = mSuspendedEffects.indexOfKey(effect->desc().type.timeLow); |
| if (index < 0) { |
| ALOGW("checkSuspendOnEffectEnabled() Fx should be suspended here!"); |
| return; |
| } |
| } |
| ALOGV("checkSuspendOnEffectEnabled() enable suspending fx %08x", |
| effect->desc().type.timeLow); |
| sp<SuspendedEffectDesc> desc = mSuspendedEffects.valueAt(index); |
| // if effect is requested to suspended but was not yet enabled, suspend it now. |
| if (desc->mEffect == 0) { |
| desc->mEffect = effect; |
| effect->setEnabled(false, false /*fromHandle*/); |
| effect->setSuspended(true); |
| } |
| } else { |
| if (index < 0) { |
| return; |
| } |
| ALOGV("checkSuspendOnEffectEnabled() disable restoring fx %08x", |
| effect->desc().type.timeLow); |
| sp<SuspendedEffectDesc> desc = mSuspendedEffects.valueAt(index); |
| desc->mEffect.clear(); |
| effect->setSuspended(false); |
| } |
| } |
| |
| bool AudioFlinger::EffectChain::isNonOffloadableEnabled() |
| { |
| Mutex::Autolock _l(mLock); |
| return isNonOffloadableEnabled_l(); |
| } |
| |
| bool AudioFlinger::EffectChain::isNonOffloadableEnabled_l() |
| { |
| size_t size = mEffects.size(); |
| for (size_t i = 0; i < size; i++) { |
| if (mEffects[i]->isEnabled() && !mEffects[i]->isOffloadable()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void AudioFlinger::EffectChain::setThread(const sp<ThreadBase>& thread) |
| { |
| Mutex::Autolock _l(mLock); |
| mEffectCallback->setThread(thread); |
| } |
| |
| void AudioFlinger::EffectChain::checkOutputFlagCompatibility(audio_output_flags_t *flags) const |
| { |
| if ((*flags & AUDIO_OUTPUT_FLAG_RAW) != 0 && !isRawCompatible()) { |
| *flags = (audio_output_flags_t)(*flags & ~AUDIO_OUTPUT_FLAG_RAW); |
| } |
| if ((*flags & AUDIO_OUTPUT_FLAG_FAST) != 0 && !isFastCompatible()) { |
| *flags = (audio_output_flags_t)(*flags & ~AUDIO_OUTPUT_FLAG_FAST); |
| } |
| } |
| |
| void AudioFlinger::EffectChain::checkInputFlagCompatibility(audio_input_flags_t *flags) const |
| { |
| if ((*flags & AUDIO_INPUT_FLAG_RAW) != 0 && !isRawCompatible()) { |
| *flags = (audio_input_flags_t)(*flags & ~AUDIO_INPUT_FLAG_RAW); |
| } |
| if ((*flags & AUDIO_INPUT_FLAG_FAST) != 0 && !isFastCompatible()) { |
| *flags = (audio_input_flags_t)(*flags & ~AUDIO_INPUT_FLAG_FAST); |
| } |
| } |
| |
| bool AudioFlinger::EffectChain::isRawCompatible() const |
| { |
| Mutex::Autolock _l(mLock); |
| for (const auto &effect : mEffects) { |
| if (effect->isProcessImplemented()) { |
| return false; |
| } |
| } |
| // Allow effects without processing. |
| return true; |
| } |
| |
| bool AudioFlinger::EffectChain::isFastCompatible() const |
| { |
| Mutex::Autolock _l(mLock); |
| for (const auto &effect : mEffects) { |
| if (effect->isProcessImplemented() |
| && effect->isImplementationSoftware()) { |
| return false; |
| } |
| } |
| // Allow effects without processing or hw accelerated effects. |
| return true; |
| } |
| |
| // isCompatibleWithThread_l() must be called with thread->mLock held |
| bool AudioFlinger::EffectChain::isCompatibleWithThread_l(const sp<ThreadBase>& thread) const |
| { |
| Mutex::Autolock _l(mLock); |
| for (size_t i = 0; i < mEffects.size(); i++) { |
| if (thread->checkEffectCompatibility_l(&(mEffects[i]->desc()), mSessionId) != NO_ERROR) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| // EffectCallbackInterface implementation |
| status_t AudioFlinger::EffectChain::EffectCallback::createEffectHal( |
| const effect_uuid_t *pEffectUuid, int32_t sessionId, int32_t deviceId, |
| sp<EffectHalInterface> *effect) { |
| status_t status = NO_INIT; |
| sp<EffectsFactoryHalInterface> effectsFactory = mAudioFlinger.getEffectsFactory(); |
| if (effectsFactory != 0) { |
| status = effectsFactory->createEffect(pEffectUuid, sessionId, io(), deviceId, effect); |
| } |
| return status; |
| } |
| |
| bool AudioFlinger::EffectChain:: |