| /* |
| * Copyright (C) 2010 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_NDEBUG 0 |
| #define LOG_TAG "NuPlayer" |
| #include <utils/Log.h> |
| |
| #include "NuPlayer.h" |
| |
| #include "HTTPLiveSource.h" |
| #include "NuPlayerDecoder.h" |
| #include "NuPlayerDriver.h" |
| #include "NuPlayerRenderer.h" |
| #include "NuPlayerSource.h" |
| #include "RTSPSource.h" |
| #include "StreamingSource.h" |
| #include "GenericSource.h" |
| #include "mp4/MP4Source.h" |
| |
| #include "ATSParser.h" |
| |
| #include <cutils/properties.h> // for property_get |
| #include <media/stagefright/foundation/hexdump.h> |
| #include <media/stagefright/foundation/ABuffer.h> |
| #include <media/stagefright/foundation/ADebug.h> |
| #include <media/stagefright/foundation/AMessage.h> |
| #include <media/stagefright/ACodec.h> |
| #include <media/stagefright/MediaDefs.h> |
| #include <media/stagefright/MediaErrors.h> |
| #include <media/stagefright/MetaData.h> |
| #include <gui/ISurfaceTexture.h> |
| |
| #include "avc_utils.h" |
| |
| #include "ESDS.h" |
| #include <media/stagefright/Utils.h> |
| |
| namespace android { |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| NuPlayer::NuPlayer() |
| : mUIDValid(false), |
| mVideoIsAVC(false), |
| mAudioEOS(false), |
| mVideoEOS(false), |
| mScanSourcesPending(false), |
| mScanSourcesGeneration(0), |
| mPollDurationGeneration(0), |
| mTimeDiscontinuityPending(false), |
| mFlushingAudio(NONE), |
| mFlushingVideo(NONE), |
| mResetInProgress(false), |
| mResetPostponed(false), |
| mSkipRenderingAudioUntilMediaTimeUs(-1ll), |
| mSkipRenderingVideoUntilMediaTimeUs(-1ll), |
| mVideoLateByUs(0ll), |
| mNumFramesTotal(0ll), |
| mNumFramesDropped(0ll), |
| mVideoScalingMode(NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW) { |
| } |
| |
| NuPlayer::~NuPlayer() { |
| } |
| |
| void NuPlayer::setUID(uid_t uid) { |
| mUIDValid = true; |
| mUID = uid; |
| } |
| |
| void NuPlayer::setDriver(const wp<NuPlayerDriver> &driver) { |
| mDriver = driver; |
| } |
| |
| void NuPlayer::setDataSource(const sp<IStreamSource> &source) { |
| sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); |
| |
| char prop[PROPERTY_VALUE_MAX]; |
| if (property_get("media.stagefright.use-mp4source", prop, NULL) |
| && (!strcmp(prop, "1") || !strcasecmp(prop, "true"))) { |
| msg->setObject("source", new MP4Source(source)); |
| } else { |
| msg->setObject("source", new StreamingSource(source)); |
| } |
| |
| msg->post(); |
| } |
| |
| static bool IsHTTPLiveURL(const char *url) { |
| if (!strncasecmp("http://", url, 7) |
| || !strncasecmp("https://", url, 8)) { |
| size_t len = strlen(url); |
| if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) { |
| return true; |
| } |
| |
| if (strstr(url,"m3u8")) { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| void NuPlayer::setDataSource( |
| const char *url, const KeyedVector<String8, String8> *headers) { |
| sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); |
| |
| sp<Source> source; |
| if (IsHTTPLiveURL(url)) { |
| source = new HTTPLiveSource(url, headers, mUIDValid, mUID); |
| } else if (!strncasecmp(url, "rtsp://", 7)) { |
| source = new RTSPSource(url, headers, mUIDValid, mUID); |
| } else { |
| source = new GenericSource(url, headers, mUIDValid, mUID); |
| } |
| |
| msg->setObject("source", source); |
| msg->post(); |
| } |
| |
| void NuPlayer::setDataSource(int fd, int64_t offset, int64_t length) { |
| sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); |
| |
| sp<Source> source = new GenericSource(fd, offset, length); |
| msg->setObject("source", source); |
| msg->post(); |
| } |
| |
| void NuPlayer::setVideoSurfaceTexture(const sp<ISurfaceTexture> &surfaceTexture) { |
| sp<AMessage> msg = new AMessage(kWhatSetVideoNativeWindow, id()); |
| sp<SurfaceTextureClient> surfaceTextureClient(surfaceTexture != NULL ? |
| new SurfaceTextureClient(surfaceTexture) : NULL); |
| msg->setObject("native-window", new NativeWindowWrapper(surfaceTextureClient)); |
| msg->post(); |
| } |
| |
| void NuPlayer::setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink) { |
| sp<AMessage> msg = new AMessage(kWhatSetAudioSink, id()); |
| msg->setObject("sink", sink); |
| msg->post(); |
| } |
| |
| void NuPlayer::start() { |
| (new AMessage(kWhatStart, id()))->post(); |
| } |
| |
| void NuPlayer::pause() { |
| (new AMessage(kWhatPause, id()))->post(); |
| } |
| |
| void NuPlayer::resume() { |
| (new AMessage(kWhatResume, id()))->post(); |
| } |
| |
| void NuPlayer::resetAsync() { |
| (new AMessage(kWhatReset, id()))->post(); |
| } |
| |
| void NuPlayer::seekToAsync(int64_t seekTimeUs) { |
| sp<AMessage> msg = new AMessage(kWhatSeek, id()); |
| msg->setInt64("seekTimeUs", seekTimeUs); |
| msg->post(); |
| } |
| |
| // static |
| bool NuPlayer::IsFlushingState(FlushStatus state, bool *needShutdown) { |
| switch (state) { |
| case FLUSHING_DECODER: |
| if (needShutdown != NULL) { |
| *needShutdown = false; |
| } |
| return true; |
| |
| case FLUSHING_DECODER_SHUTDOWN: |
| if (needShutdown != NULL) { |
| *needShutdown = true; |
| } |
| return true; |
| |
| default: |
| return false; |
| } |
| } |
| |
| void NuPlayer::onMessageReceived(const sp<AMessage> &msg) { |
| switch (msg->what()) { |
| case kWhatSetDataSource: |
| { |
| ALOGV("kWhatSetDataSource"); |
| |
| CHECK(mSource == NULL); |
| |
| sp<RefBase> obj; |
| CHECK(msg->findObject("source", &obj)); |
| |
| mSource = static_cast<Source *>(obj.get()); |
| break; |
| } |
| |
| case kWhatPollDuration: |
| { |
| int32_t generation; |
| CHECK(msg->findInt32("generation", &generation)); |
| |
| if (generation != mPollDurationGeneration) { |
| // stale |
| break; |
| } |
| |
| int64_t durationUs; |
| if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { |
| sp<NuPlayerDriver> driver = mDriver.promote(); |
| if (driver != NULL) { |
| driver->notifyDuration(durationUs); |
| } |
| } |
| |
| msg->post(1000000ll); // poll again in a second. |
| break; |
| } |
| |
| case kWhatSetVideoNativeWindow: |
| { |
| ALOGV("kWhatSetVideoNativeWindow"); |
| |
| sp<RefBase> obj; |
| CHECK(msg->findObject("native-window", &obj)); |
| |
| mNativeWindow = static_cast<NativeWindowWrapper *>(obj.get()); |
| |
| // XXX - ignore error from setVideoScalingMode for now |
| setVideoScalingMode(mVideoScalingMode); |
| break; |
| } |
| |
| case kWhatSetAudioSink: |
| { |
| ALOGV("kWhatSetAudioSink"); |
| |
| sp<RefBase> obj; |
| CHECK(msg->findObject("sink", &obj)); |
| |
| mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); |
| break; |
| } |
| |
| case kWhatStart: |
| { |
| ALOGV("kWhatStart"); |
| |
| mVideoIsAVC = false; |
| mAudioEOS = false; |
| mVideoEOS = false; |
| mSkipRenderingAudioUntilMediaTimeUs = -1; |
| mSkipRenderingVideoUntilMediaTimeUs = -1; |
| mVideoLateByUs = 0; |
| mNumFramesTotal = 0; |
| mNumFramesDropped = 0; |
| |
| mSource->start(); |
| |
| mRenderer = new Renderer( |
| mAudioSink, |
| new AMessage(kWhatRendererNotify, id())); |
| |
| looper()->registerHandler(mRenderer); |
| |
| postScanSources(); |
| break; |
| } |
| |
| case kWhatScanSources: |
| { |
| int32_t generation; |
| CHECK(msg->findInt32("generation", &generation)); |
| if (generation != mScanSourcesGeneration) { |
| // Drop obsolete msg. |
| break; |
| } |
| |
| mScanSourcesPending = false; |
| |
| ALOGV("scanning sources haveAudio=%d, haveVideo=%d", |
| mAudioDecoder != NULL, mVideoDecoder != NULL); |
| |
| bool mHadAnySourcesBefore = |
| (mAudioDecoder != NULL) || (mVideoDecoder != NULL); |
| |
| if (mNativeWindow != NULL) { |
| instantiateDecoder(false, &mVideoDecoder); |
| } |
| |
| if (mAudioSink != NULL) { |
| instantiateDecoder(true, &mAudioDecoder); |
| } |
| |
| if (!mHadAnySourcesBefore |
| && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { |
| // This is the first time we've found anything playable. |
| |
| uint32_t flags = mSource->flags(); |
| |
| if (flags & Source::FLAG_DYNAMIC_DURATION) { |
| schedulePollDuration(); |
| } |
| } |
| |
| status_t err; |
| if ((err = mSource->feedMoreTSData()) != OK) { |
| if (mAudioDecoder == NULL && mVideoDecoder == NULL) { |
| // We're not currently decoding anything (no audio or |
| // video tracks found) and we just ran out of input data. |
| |
| if (err == ERROR_END_OF_STREAM) { |
| notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); |
| } else { |
| notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); |
| } |
| } |
| break; |
| } |
| |
| if ((mAudioDecoder == NULL && mAudioSink != NULL) |
| || (mVideoDecoder == NULL && mNativeWindow != NULL)) { |
| msg->post(100000ll); |
| mScanSourcesPending = true; |
| } |
| break; |
| } |
| |
| case kWhatVideoNotify: |
| case kWhatAudioNotify: |
| { |
| bool audio = msg->what() == kWhatAudioNotify; |
| |
| sp<AMessage> codecRequest; |
| CHECK(msg->findMessage("codec-request", &codecRequest)); |
| |
| int32_t what; |
| CHECK(codecRequest->findInt32("what", &what)); |
| |
| if (what == ACodec::kWhatFillThisBuffer) { |
| status_t err = feedDecoderInputData( |
| audio, codecRequest); |
| |
| if (err == -EWOULDBLOCK) { |
| if (mSource->feedMoreTSData() == OK) { |
| msg->post(10000ll); |
| } |
| } |
| } else if (what == ACodec::kWhatEOS) { |
| int32_t err; |
| CHECK(codecRequest->findInt32("err", &err)); |
| |
| if (err == ERROR_END_OF_STREAM) { |
| ALOGV("got %s decoder EOS", audio ? "audio" : "video"); |
| } else { |
| ALOGV("got %s decoder EOS w/ error %d", |
| audio ? "audio" : "video", |
| err); |
| } |
| |
| mRenderer->queueEOS(audio, err); |
| } else if (what == ACodec::kWhatFlushCompleted) { |
| bool needShutdown; |
| |
| if (audio) { |
| CHECK(IsFlushingState(mFlushingAudio, &needShutdown)); |
| mFlushingAudio = FLUSHED; |
| } else { |
| CHECK(IsFlushingState(mFlushingVideo, &needShutdown)); |
| mFlushingVideo = FLUSHED; |
| |
| mVideoLateByUs = 0; |
| } |
| |
| ALOGV("decoder %s flush completed", audio ? "audio" : "video"); |
| |
| if (needShutdown) { |
| ALOGV("initiating %s decoder shutdown", |
| audio ? "audio" : "video"); |
| |
| (audio ? mAudioDecoder : mVideoDecoder)->initiateShutdown(); |
| |
| if (audio) { |
| mFlushingAudio = SHUTTING_DOWN_DECODER; |
| } else { |
| mFlushingVideo = SHUTTING_DOWN_DECODER; |
| } |
| } |
| |
| finishFlushIfPossible(); |
| } else if (what == ACodec::kWhatOutputFormatChanged) { |
| if (audio) { |
| int32_t numChannels; |
| CHECK(codecRequest->findInt32("channel-count", &numChannels)); |
| |
| int32_t sampleRate; |
| CHECK(codecRequest->findInt32("sample-rate", &sampleRate)); |
| |
| ALOGV("Audio output format changed to %d Hz, %d channels", |
| sampleRate, numChannels); |
| |
| mAudioSink->close(); |
| |
| audio_output_flags_t flags; |
| int64_t durationUs; |
| // FIXME: we should handle the case where the video decoder is created after |
| // we receive the format change indication. Current code will just make that |
| // we select deep buffer with video which should not be a problem as it should |
| // not prevent from keeping A/V sync. |
| if (mVideoDecoder == NULL && |
| mSource->getDuration(&durationUs) == OK && |
| durationUs > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US) { |
| flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; |
| } else { |
| flags = AUDIO_OUTPUT_FLAG_NONE; |
| } |
| |
| int32_t channelMask; |
| if (!codecRequest->findInt32("channel-mask", &channelMask)) { |
| channelMask = CHANNEL_MASK_USE_CHANNEL_ORDER; |
| } |
| |
| CHECK_EQ(mAudioSink->open( |
| sampleRate, |
| numChannels, |
| (audio_channel_mask_t)channelMask, |
| AUDIO_FORMAT_PCM_16_BIT, |
| 8 /* bufferCount */, |
| NULL, |
| NULL, |
| flags), |
| (status_t)OK); |
| mAudioSink->start(); |
| |
| mRenderer->signalAudioSinkChanged(); |
| } else { |
| // video |
| |
| int32_t width, height; |
| CHECK(codecRequest->findInt32("width", &width)); |
| CHECK(codecRequest->findInt32("height", &height)); |
| |
| int32_t cropLeft, cropTop, cropRight, cropBottom; |
| CHECK(codecRequest->findRect( |
| "crop", |
| &cropLeft, &cropTop, &cropRight, &cropBottom)); |
| |
| ALOGV("Video output format changed to %d x %d " |
| "(crop: %d x %d @ (%d, %d))", |
| width, height, |
| (cropRight - cropLeft + 1), |
| (cropBottom - cropTop + 1), |
| cropLeft, cropTop); |
| |
| notifyListener( |
| MEDIA_SET_VIDEO_SIZE, |
| cropRight - cropLeft + 1, |
| cropBottom - cropTop + 1); |
| } |
| } else if (what == ACodec::kWhatShutdownCompleted) { |
| ALOGV("%s shutdown completed", audio ? "audio" : "video"); |
| if (audio) { |
| mAudioDecoder.clear(); |
| |
| CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); |
| mFlushingAudio = SHUT_DOWN; |
| } else { |
| mVideoDecoder.clear(); |
| |
| CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); |
| mFlushingVideo = SHUT_DOWN; |
| } |
| |
| finishFlushIfPossible(); |
| } else if (what == ACodec::kWhatError) { |
| ALOGE("Received error from %s decoder, aborting playback.", |
| audio ? "audio" : "video"); |
| |
| mRenderer->queueEOS(audio, UNKNOWN_ERROR); |
| } else if (what == ACodec::kWhatDrainThisBuffer) { |
| renderBuffer(audio, codecRequest); |
| } else { |
| ALOGV("Unhandled codec notification %d.", what); |
| } |
| |
| break; |
| } |
| |
| case kWhatRendererNotify: |
| { |
| int32_t what; |
| CHECK(msg->findInt32("what", &what)); |
| |
| if (what == Renderer::kWhatEOS) { |
| int32_t audio; |
| CHECK(msg->findInt32("audio", &audio)); |
| |
| int32_t finalResult; |
| CHECK(msg->findInt32("finalResult", &finalResult)); |
| |
| if (audio) { |
| mAudioEOS = true; |
| } else { |
| mVideoEOS = true; |
| } |
| |
| if (finalResult == ERROR_END_OF_STREAM) { |
| ALOGV("reached %s EOS", audio ? "audio" : "video"); |
| } else { |
| ALOGE("%s track encountered an error (%d)", |
| audio ? "audio" : "video", finalResult); |
| |
| notifyListener( |
| MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult); |
| } |
| |
| if ((mAudioEOS || mAudioDecoder == NULL) |
| && (mVideoEOS || mVideoDecoder == NULL)) { |
| notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); |
| } |
| } else if (what == Renderer::kWhatPosition) { |
| int64_t positionUs; |
| CHECK(msg->findInt64("positionUs", &positionUs)); |
| |
| CHECK(msg->findInt64("videoLateByUs", &mVideoLateByUs)); |
| |
| if (mDriver != NULL) { |
| sp<NuPlayerDriver> driver = mDriver.promote(); |
| if (driver != NULL) { |
| driver->notifyPosition(positionUs); |
| |
| driver->notifyFrameStats( |
| mNumFramesTotal, mNumFramesDropped); |
| } |
| } |
| } else if (what == Renderer::kWhatFlushComplete) { |
| CHECK_EQ(what, (int32_t)Renderer::kWhatFlushComplete); |
| |
| int32_t audio; |
| CHECK(msg->findInt32("audio", &audio)); |
| |
| ALOGV("renderer %s flush completed.", audio ? "audio" : "video"); |
| } else if (what == Renderer::kWhatVideoRenderingStart) { |
| notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0); |
| } |
| break; |
| } |
| |
| case kWhatMoreDataQueued: |
| { |
| break; |
| } |
| |
| case kWhatReset: |
| { |
| ALOGV("kWhatReset"); |
| |
| cancelPollDuration(); |
| |
| if (mRenderer != NULL) { |
| // There's an edge case where the renderer owns all output |
| // buffers and is paused, therefore the decoder will not read |
| // more input data and will never encounter the matching |
| // discontinuity. To avoid this, we resume the renderer. |
| |
| if (mFlushingAudio == AWAITING_DISCONTINUITY |
| || mFlushingVideo == AWAITING_DISCONTINUITY) { |
| mRenderer->resume(); |
| } |
| } |
| |
| if (mFlushingAudio != NONE || mFlushingVideo != NONE) { |
| // We're currently flushing, postpone the reset until that's |
| // completed. |
| |
| ALOGV("postponing reset mFlushingAudio=%d, mFlushingVideo=%d", |
| mFlushingAudio, mFlushingVideo); |
| |
| mResetPostponed = true; |
| break; |
| } |
| |
| if (mAudioDecoder == NULL && mVideoDecoder == NULL) { |
| finishReset(); |
| break; |
| } |
| |
| mTimeDiscontinuityPending = true; |
| |
| if (mAudioDecoder != NULL) { |
| flushDecoder(true /* audio */, true /* needShutdown */); |
| } |
| |
| if (mVideoDecoder != NULL) { |
| flushDecoder(false /* audio */, true /* needShutdown */); |
| } |
| |
| mResetInProgress = true; |
| break; |
| } |
| |
| case kWhatSeek: |
| { |
| int64_t seekTimeUs; |
| CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); |
| |
| ALOGV("kWhatSeek seekTimeUs=%lld us (%.2f secs)", |
| seekTimeUs, seekTimeUs / 1E6); |
| |
| mSource->seekTo(seekTimeUs); |
| |
| if (mDriver != NULL) { |
| sp<NuPlayerDriver> driver = mDriver.promote(); |
| if (driver != NULL) { |
| driver->notifySeekComplete(); |
| } |
| } |
| |
| break; |
| } |
| |
| case kWhatPause: |
| { |
| CHECK(mRenderer != NULL); |
| mRenderer->pause(); |
| break; |
| } |
| |
| case kWhatResume: |
| { |
| CHECK(mRenderer != NULL); |
| mRenderer->resume(); |
| break; |
| } |
| |
| default: |
| TRESPASS(); |
| break; |
| } |
| } |
| |
| void NuPlayer::finishFlushIfPossible() { |
| if (mFlushingAudio != FLUSHED && mFlushingAudio != SHUT_DOWN) { |
| return; |
| } |
| |
| if (mFlushingVideo != FLUSHED && mFlushingVideo != SHUT_DOWN) { |
| return; |
| } |
| |
| ALOGV("both audio and video are flushed now."); |
| |
| if (mTimeDiscontinuityPending) { |
| mRenderer->signalTimeDiscontinuity(); |
| mTimeDiscontinuityPending = false; |
| } |
| |
| if (mAudioDecoder != NULL) { |
| mAudioDecoder->signalResume(); |
| } |
| |
| if (mVideoDecoder != NULL) { |
| mVideoDecoder->signalResume(); |
| } |
| |
| mFlushingAudio = NONE; |
| mFlushingVideo = NONE; |
| |
| if (mResetInProgress) { |
| ALOGV("reset completed"); |
| |
| mResetInProgress = false; |
| finishReset(); |
| } else if (mResetPostponed) { |
| (new AMessage(kWhatReset, id()))->post(); |
| mResetPostponed = false; |
| } else if (mAudioDecoder == NULL || mVideoDecoder == NULL) { |
| postScanSources(); |
| } |
| } |
| |
| void NuPlayer::finishReset() { |
| CHECK(mAudioDecoder == NULL); |
| CHECK(mVideoDecoder == NULL); |
| |
| ++mScanSourcesGeneration; |
| mScanSourcesPending = false; |
| |
| mRenderer.clear(); |
| |
| if (mSource != NULL) { |
| mSource->stop(); |
| mSource.clear(); |
| } |
| |
| if (mDriver != NULL) { |
| sp<NuPlayerDriver> driver = mDriver.promote(); |
| if (driver != NULL) { |
| driver->notifyResetComplete(); |
| } |
| } |
| } |
| |
| void NuPlayer::postScanSources() { |
| if (mScanSourcesPending) { |
| return; |
| } |
| |
| sp<AMessage> msg = new AMessage(kWhatScanSources, id()); |
| msg->setInt32("generation", mScanSourcesGeneration); |
| msg->post(); |
| |
| mScanSourcesPending = true; |
| } |
| |
| status_t NuPlayer::instantiateDecoder(bool audio, sp<Decoder> *decoder) { |
| if (*decoder != NULL) { |
| return OK; |
| } |
| |
| sp<AMessage> format = mSource->getFormat(audio); |
| |
| if (format == NULL) { |
| return -EWOULDBLOCK; |
| } |
| |
| if (!audio) { |
| AString mime; |
| CHECK(format->findString("mime", &mime)); |
| mVideoIsAVC = !strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime.c_str()); |
| } |
| |
| sp<AMessage> notify = |
| new AMessage(audio ? kWhatAudioNotify : kWhatVideoNotify, |
| id()); |
| |
| *decoder = audio ? new Decoder(notify) : |
| new Decoder(notify, mNativeWindow); |
| looper()->registerHandler(*decoder); |
| |
| (*decoder)->configure(format); |
| |
| int64_t durationUs; |
| if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { |
| sp<NuPlayerDriver> driver = mDriver.promote(); |
| if (driver != NULL) { |
| driver->notifyDuration(durationUs); |
| } |
| } |
| |
| return OK; |
| } |
| |
| status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) { |
| sp<AMessage> reply; |
| CHECK(msg->findMessage("reply", &reply)); |
| |
| if ((audio && IsFlushingState(mFlushingAudio)) |
| || (!audio && IsFlushingState(mFlushingVideo))) { |
| reply->setInt32("err", INFO_DISCONTINUITY); |
| reply->post(); |
| return OK; |
| } |
| |
| sp<ABuffer> accessUnit; |
| |
| bool dropAccessUnit; |
| do { |
| status_t err = mSource->dequeueAccessUnit(audio, &accessUnit); |
| |
| if (err == -EWOULDBLOCK) { |
| return err; |
| } else if (err != OK) { |
| if (err == INFO_DISCONTINUITY) { |
| int32_t type; |
| CHECK(accessUnit->meta()->findInt32("discontinuity", &type)); |
| |
| bool formatChange = |
| (audio && |
| (type & ATSParser::DISCONTINUITY_AUDIO_FORMAT)) |
| || (!audio && |
| (type & ATSParser::DISCONTINUITY_VIDEO_FORMAT)); |
| |
| bool timeChange = (type & ATSParser::DISCONTINUITY_TIME) != 0; |
| |
| ALOGI("%s discontinuity (formatChange=%d, time=%d)", |
| audio ? "audio" : "video", formatChange, timeChange); |
| |
| if (audio) { |
| mSkipRenderingAudioUntilMediaTimeUs = -1; |
| } else { |
| mSkipRenderingVideoUntilMediaTimeUs = -1; |
| } |
| |
| if (timeChange) { |
| sp<AMessage> extra; |
| if (accessUnit->meta()->findMessage("extra", &extra) |
| && extra != NULL) { |
| int64_t resumeAtMediaTimeUs; |
| if (extra->findInt64( |
| "resume-at-mediatimeUs", &resumeAtMediaTimeUs)) { |
| ALOGI("suppressing rendering of %s until %lld us", |
| audio ? "audio" : "video", resumeAtMediaTimeUs); |
| |
| if (audio) { |
| mSkipRenderingAudioUntilMediaTimeUs = |
| resumeAtMediaTimeUs; |
| } else { |
| mSkipRenderingVideoUntilMediaTimeUs = |
| resumeAtMediaTimeUs; |
| } |
| } |
| } |
| } |
| |
| mTimeDiscontinuityPending = |
| mTimeDiscontinuityPending || timeChange; |
| |
| if (formatChange || timeChange) { |
| flushDecoder(audio, formatChange); |
| } else { |
| // This stream is unaffected by the discontinuity |
| |
| if (audio) { |
| mFlushingAudio = FLUSHED; |
| } else { |
| mFlushingVideo = FLUSHED; |
| } |
| |
| finishFlushIfPossible(); |
| |
| return -EWOULDBLOCK; |
| } |
| } |
| |
| reply->setInt32("err", err); |
| reply->post(); |
| return OK; |
| } |
| |
| if (!audio) { |
| ++mNumFramesTotal; |
| } |
| |
| dropAccessUnit = false; |
| if (!audio |
| && mVideoLateByUs > 100000ll |
| && mVideoIsAVC |
| && !IsAVCReferenceFrame(accessUnit)) { |
| dropAccessUnit = true; |
| ++mNumFramesDropped; |
| } |
| } while (dropAccessUnit); |
| |
| // ALOGV("returned a valid buffer of %s data", audio ? "audio" : "video"); |
| |
| #if 0 |
| int64_t mediaTimeUs; |
| CHECK(accessUnit->meta()->findInt64("timeUs", &mediaTimeUs)); |
| ALOGV("feeding %s input buffer at media time %.2f secs", |
| audio ? "audio" : "video", |
| mediaTimeUs / 1E6); |
| #endif |
| |
| reply->setBuffer("buffer", accessUnit); |
| reply->post(); |
| |
| return OK; |
| } |
| |
| void NuPlayer::renderBuffer(bool audio, const sp<AMessage> &msg) { |
| // ALOGV("renderBuffer %s", audio ? "audio" : "video"); |
| |
| sp<AMessage> reply; |
| CHECK(msg->findMessage("reply", &reply)); |
| |
| if (IsFlushingState(audio ? mFlushingAudio : mFlushingVideo)) { |
| // We're currently attempting to flush the decoder, in order |
| // to complete this, the decoder wants all its buffers back, |
| // so we don't want any output buffers it sent us (from before |
| // we initiated the flush) to be stuck in the renderer's queue. |
| |
| ALOGV("we're still flushing the %s decoder, sending its output buffer" |
| " right back.", audio ? "audio" : "video"); |
| |
| reply->post(); |
| return; |
| } |
| |
| sp<ABuffer> buffer; |
| CHECK(msg->findBuffer("buffer", &buffer)); |
| |
| int64_t &skipUntilMediaTimeUs = |
| audio |
| ? mSkipRenderingAudioUntilMediaTimeUs |
| : mSkipRenderingVideoUntilMediaTimeUs; |
| |
| if (skipUntilMediaTimeUs >= 0) { |
| int64_t mediaTimeUs; |
| CHECK(buffer->meta()->findInt64("timeUs", &mediaTimeUs)); |
| |
| if (mediaTimeUs < skipUntilMediaTimeUs) { |
| ALOGV("dropping %s buffer at time %lld as requested.", |
| audio ? "audio" : "video", |
| mediaTimeUs); |
| |
| reply->post(); |
| return; |
| } |
| |
| skipUntilMediaTimeUs = -1; |
| } |
| |
| mRenderer->queueBuffer(audio, buffer, reply); |
| } |
| |
| void NuPlayer::notifyListener(int msg, int ext1, int ext2) { |
| if (mDriver == NULL) { |
| return; |
| } |
| |
| sp<NuPlayerDriver> driver = mDriver.promote(); |
| |
| if (driver == NULL) { |
| return; |
| } |
| |
| driver->notifyListener(msg, ext1, ext2); |
| } |
| |
| void NuPlayer::flushDecoder(bool audio, bool needShutdown) { |
| if ((audio && mAudioDecoder == NULL) || (!audio && mVideoDecoder == NULL)) { |
| ALOGI("flushDecoder %s without decoder present", |
| audio ? "audio" : "video"); |
| } |
| |
| // Make sure we don't continue to scan sources until we finish flushing. |
| ++mScanSourcesGeneration; |
| mScanSourcesPending = false; |
| |
| (audio ? mAudioDecoder : mVideoDecoder)->signalFlush(); |
| mRenderer->flush(audio); |
| |
| FlushStatus newStatus = |
| needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; |
| |
| if (audio) { |
| CHECK(mFlushingAudio == NONE |
| || mFlushingAudio == AWAITING_DISCONTINUITY); |
| |
| mFlushingAudio = newStatus; |
| |
| if (mFlushingVideo == NONE) { |
| mFlushingVideo = (mVideoDecoder != NULL) |
| ? AWAITING_DISCONTINUITY |
| : FLUSHED; |
| } |
| } else { |
| CHECK(mFlushingVideo == NONE |
| || mFlushingVideo == AWAITING_DISCONTINUITY); |
| |
| mFlushingVideo = newStatus; |
| |
| if (mFlushingAudio == NONE) { |
| mFlushingAudio = (mAudioDecoder != NULL) |
| ? AWAITING_DISCONTINUITY |
| : FLUSHED; |
| } |
| } |
| } |
| |
| sp<AMessage> NuPlayer::Source::getFormat(bool audio) { |
| sp<MetaData> meta = getFormatMeta(audio); |
| |
| if (meta == NULL) { |
| return NULL; |
| } |
| |
| sp<AMessage> msg = new AMessage; |
| |
| if(convertMetaDataToMessage(meta, &msg) == OK) { |
| return msg; |
| } |
| return NULL; |
| } |
| |
| status_t NuPlayer::setVideoScalingMode(int32_t mode) { |
| mVideoScalingMode = mode; |
| if (mNativeWindow != NULL |
| && mNativeWindow->getNativeWindow() != NULL) { |
| status_t ret = native_window_set_scaling_mode( |
| mNativeWindow->getNativeWindow().get(), mVideoScalingMode); |
| if (ret != OK) { |
| ALOGE("Failed to set scaling mode (%d): %s", |
| -ret, strerror(-ret)); |
| return ret; |
| } |
| } |
| return OK; |
| } |
| |
| void NuPlayer::schedulePollDuration() { |
| sp<AMessage> msg = new AMessage(kWhatPollDuration, id()); |
| msg->setInt32("generation", mPollDurationGeneration); |
| msg->post(); |
| } |
| |
| void NuPlayer::cancelPollDuration() { |
| ++mPollDurationGeneration; |
| } |
| |
| } // namespace android |
