diff options
Diffstat (limited to 'media/libmedia')
-rw-r--r-- | media/libmedia/AudioSystem.cpp | 14 | ||||
-rw-r--r-- | media/libmedia/AudioTrack.cpp | 24 | ||||
-rw-r--r-- | media/libmedia/AudioTrackShared.cpp | 6 |
3 files changed, 33 insertions, 11 deletions
diff --git a/media/libmedia/AudioSystem.cpp b/media/libmedia/AudioSystem.cpp index 3bfb09a..9d645f0 100644 --- a/media/libmedia/AudioSystem.cpp +++ b/media/libmedia/AudioSystem.cpp @@ -476,7 +476,7 @@ void AudioSystem::AudioFlingerClient::ioConfigChanged(audio_io_config_event even switch (event) { case AUDIO_OUTPUT_OPENED: case AUDIO_INPUT_OPENED: { - sp<AudioIoDescriptor> oldDesc = getIoDescriptor(ioDesc->mIoHandle); + sp<AudioIoDescriptor> oldDesc = getIoDescriptor_l(ioDesc->mIoHandle); if (oldDesc == 0) { mIoDescriptors.add(ioDesc->mIoHandle, ioDesc); } else { @@ -498,7 +498,7 @@ void AudioSystem::AudioFlingerClient::ioConfigChanged(audio_io_config_event even } break; case AUDIO_OUTPUT_CLOSED: case AUDIO_INPUT_CLOSED: { - if (getIoDescriptor(ioDesc->mIoHandle) == 0) { + if (getIoDescriptor_l(ioDesc->mIoHandle) == 0) { ALOGW("ioConfigChanged() closing unknown %s %d", event == AUDIO_OUTPUT_CLOSED ? "output" : "input", ioDesc->mIoHandle); break; @@ -512,7 +512,7 @@ void AudioSystem::AudioFlingerClient::ioConfigChanged(audio_io_config_event even case AUDIO_OUTPUT_CONFIG_CHANGED: case AUDIO_INPUT_CONFIG_CHANGED: { - sp<AudioIoDescriptor> oldDesc = getIoDescriptor(ioDesc->mIoHandle); + sp<AudioIoDescriptor> oldDesc = getIoDescriptor_l(ioDesc->mIoHandle); if (oldDesc == 0) { ALOGW("ioConfigChanged() modifying unknown output! %d", ioDesc->mIoHandle); break; @@ -575,7 +575,7 @@ status_t AudioSystem::AudioFlingerClient::getInputBufferSize( return NO_ERROR; } -sp<AudioIoDescriptor> AudioSystem::AudioFlingerClient::getIoDescriptor(audio_io_handle_t ioHandle) +sp<AudioIoDescriptor> AudioSystem::AudioFlingerClient::getIoDescriptor_l(audio_io_handle_t ioHandle) { sp<AudioIoDescriptor> desc; ssize_t index = mIoDescriptors.indexOfKey(ioHandle); @@ -585,6 +585,12 @@ sp<AudioIoDescriptor> AudioSystem::AudioFlingerClient::getIoDescriptor(audio_io_ return desc; } +sp<AudioIoDescriptor> AudioSystem::AudioFlingerClient::getIoDescriptor(audio_io_handle_t ioHandle) +{ + Mutex::Autolock _l(mLock); + return getIoDescriptor_l(ioHandle); +} + status_t AudioSystem::AudioFlingerClient::addAudioDeviceCallback( const sp<AudioDeviceCallback>& callback, audio_io_handle_t audioIo) { diff --git a/media/libmedia/AudioTrack.cpp b/media/libmedia/AudioTrack.cpp index 444f4d8..ff5fe1d 100644 --- a/media/libmedia/AudioTrack.cpp +++ b/media/libmedia/AudioTrack.cpp @@ -523,6 +523,15 @@ status_t AudioTrack::start() mTimestampStartupGlitchReported = false; mRetrogradeMotionReported = false; + // If previousState == STATE_STOPPED, we reactivate markers (mMarkerPosition != 0) + // as the position is reset to 0. This is legacy behavior. This is not done + // in stop() to avoid a race condition where the last marker event is issued twice. + // Note: the if is technically unnecessary because previousState == STATE_FLUSHED + // is only for streaming tracks, and mMarkerReached is already set to false. + if (previousState == STATE_STOPPED) { + mMarkerReached = false; + } + // For offloaded tracks, we don't know if the hardware counters are really zero here, // since the flush is asynchronous and stop may not fully drain. // We save the time when the track is started to later verify whether @@ -592,9 +601,9 @@ void AudioTrack::stop() mProxy->interrupt(); mAudioTrack->stop(); - // the playback head position will reset to 0, so if a marker is set, we need - // to activate it again - mMarkerReached = false; + + // Note: legacy handling - stop does not clear playback marker + // and periodic update counter, but flush does for streaming tracks. if (mSharedBuffer != 0) { // clear buffer position and loop count. @@ -1843,7 +1852,11 @@ nsecs_t AudioTrack::processAudioBuffer() case NO_ERROR: case DEAD_OBJECT: case TIMED_OUT: - mCbf(EVENT_STREAM_END, mUserData, NULL); + if (status != DEAD_OBJECT) { + // for DEAD_OBJECT, we do not send a EVENT_STREAM_END after stop(); + // instead, the application should handle the EVENT_NEW_IAUDIOTRACK. + mCbf(EVENT_STREAM_END, mUserData, NULL); + } { AutoMutex lock(mLock); // The previously assigned value of waitStreamEnd is no longer valid, @@ -1967,7 +1980,8 @@ nsecs_t AudioTrack::processAudioBuffer() if (err != NO_ERROR) { if (err == TIMED_OUT || err == WOULD_BLOCK || err == -EINTR || (isOffloaded() && (err == DEAD_OBJECT))) { - return 0; + // FIXME bug 25195759 + return 1000000; } ALOGE("Error %d obtaining an audio buffer, giving up.", err); return NS_NEVER; diff --git a/media/libmedia/AudioTrackShared.cpp b/media/libmedia/AudioTrackShared.cpp index 6a51a76..caa84fb 100644 --- a/media/libmedia/AudioTrackShared.cpp +++ b/media/libmedia/AudioTrackShared.cpp @@ -932,7 +932,7 @@ ssize_t StaticAudioTrackServerProxy::pollPosition() return (ssize_t) mState.mPosition; } -status_t StaticAudioTrackServerProxy::obtainBuffer(Buffer* buffer, bool ackFlush __unused) +status_t StaticAudioTrackServerProxy::obtainBuffer(Buffer* buffer, bool ackFlush) { if (mIsShutdown) { buffer->mFrameCount = 0; @@ -970,7 +970,9 @@ status_t StaticAudioTrackServerProxy::obtainBuffer(Buffer* buffer, bool ackFlush // it is always larger or equal to avail. LOG_ALWAYS_FATAL_IF(mFramesReady < (int64_t) avail); buffer->mNonContig = mFramesReady == INT64_MAX ? SIZE_MAX : clampToSize(mFramesReady - avail); - mUnreleased = avail; + if (!ackFlush) { + mUnreleased = avail; + } return NO_ERROR; } |