}
// getTrackName_l() must be called with ThreadBase::mLock held
-int AudioFlinger::MixerThread::getTrackName_l(audio_channel_mask_t channelMask)
+int AudioFlinger::MixerThread::getTrackName_l(audio_channel_mask_t channelMask, int sessionId)
{
- return mAudioMixer->getTrackName(channelMask);
+ return mAudioMixer->getTrackName(channelMask, sessionId);
}
// deleteTrackName_l() must be called with ThreadBase::mLock held
readOutputParameters();
mAudioMixer = new AudioMixer(mNormalFrameCount, mSampleRate);
for (size_t i = 0; i < mTracks.size() ; i++) {
- int name = getTrackName_l(mTracks[i]->mChannelMask);
+ int name = getTrackName_l(mTracks[i]->mChannelMask, mTracks[i]->mSessionId);
if (name < 0) break;
mTracks[i]->mName = name;
// limit track sample rate to 2 x new output sample rate
}
// getTrackName_l() must be called with ThreadBase::mLock held
-int AudioFlinger::DirectOutputThread::getTrackName_l(audio_channel_mask_t channelMask)
+int AudioFlinger::DirectOutputThread::getTrackName_l(audio_channel_mask_t channelMask,
+ int sessionId)
{
return 0;
}
// 16 bit because data is converted to 16 bit before being stored in buffer by AudioTrack
mCblk->frameSize = audio_is_linear_pcm(format) ? mChannelCount * sizeof(int16_t) : sizeof(uint8_t);
// to avoid leaking a track name, do not allocate one unless there is an mCblk
- mName = thread->getTrackName_l(channelMask);
+ mName = thread->getTrackName_l(channelMask, sessionId);
mCblk->mName = mName;
if (mName < 0) {
ALOGE("no more track names available");
// Allocate a track name for a given channel mask.
// Returns name >= 0 if successful, -1 on failure.
- virtual int getTrackName_l(audio_channel_mask_t channelMask) = 0;
+ virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId) = 0;
virtual void deleteTrackName_l(int name) = 0;
// Time to sleep between cycles when:
protected:
virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove);
- virtual int getTrackName_l(audio_channel_mask_t channelMask);
+ virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId);
virtual void deleteTrackName_l(int name);
virtual uint32_t idleSleepTimeUs() const;
virtual uint32_t suspendSleepTimeUs() const;
virtual bool checkForNewParameters_l();
protected:
- virtual int getTrackName_l(audio_channel_mask_t channelMask);
+ virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId);
virtual void deleteTrackName_l(int name);
virtual uint32_t activeSleepTimeUs() const;
virtual uint32_t idleSleepTimeUs() const;
delete [] mState.resampleTemp;
}
-int AudioMixer::getTrackName(audio_channel_mask_t channelMask)
+int AudioMixer::getTrackName(audio_channel_mask_t channelMask, int sessionId)
{
uint32_t names = (~mTrackNames) & mConfiguredNames;
if (names != 0) {
t->enabled = false;
t->format = 16;
t->channelMask = AUDIO_CHANNEL_OUT_STEREO;
+ t->sessionId = sessionId;
// setBufferProvider(name, AudioBufferProvider *) is required before enable(name)
t->bufferProvider = NULL;
t->downmixerBufferProvider = NULL;
}
if (EffectCreate(&dwnmFxDesc.uuid,
- -2 /*sessionId*/, -2 /*ioId*/,// both not relevant here, using random value
+ pTrack->sessionId /*sessionId*/, -2 /*ioId not relevant here, using random value*/,
&pDbp->mDownmixHandle/*pHandle*/) != 0) {
ALOGE("prepareTrackForDownmix(%d) fails: error creating downmixer effect", trackName);
goto noDownmixForActiveTrack;
// For all APIs with "name": TRACK0 <= name < TRACK0 + MAX_NUM_TRACKS
// Allocate a track name. Returns new track name if successful, -1 on failure.
- int getTrackName(audio_channel_mask_t channelMask);
+ int getTrackName(audio_channel_mask_t channelMask, int sessionId);
// Free an allocated track by name
void deleteTrackName(int name);
DownmixerBufferProvider* downmixerBufferProvider; // 4 bytes
- int32_t padding;
+ int32_t sessionId;
// 16-byte boundary
AudioBufferProvider *bufferProvider = fastTrack->mBufferProvider;
ALOG_ASSERT(bufferProvider != NULL && fastTrackNames[i] == -1);
if (mixer != NULL) {
- // calling getTrackName with default channel mask
- name = mixer->getTrackName(AUDIO_CHANNEL_OUT_STEREO);
+ // calling getTrackName with default channel mask and a random invalid
+ // sessionId (no effects here)
+ name = mixer->getTrackName(AUDIO_CHANNEL_OUT_STEREO, -555);
ALOG_ASSERT(name >= 0);
fastTrackNames[i] = name;
mixer->setBufferProvider(name, bufferProvider);