45 static SLboolean track_check(Track *track)  in track_check()  argument
47     assert(NULL != track);  in track_check()
50     CAudioPlayer *audioPlayer = track->mAudioPlayer;  in track_check()
58         assert(audioPlayer->mTrack == track);  in track_check()
60         SLuint32 framesMixed = track->mFramesMixed;  in track_check()
62             track->mFramesMixed = 0;  in track_check()
78             track->mReader = NULL;  in track_check()
79             track->mAvail = 0;  in track_check()
87             unsigned i = track - outputMix->mOutputMixExt.mTracks;  in track_check()
90             track->mAudioPlayer = NULL;  in track_check()
102             if (0 < track->mAvail) {  in track_check()
111                 track->mReader = oldFront->mBuffer;  in track_check()
112                 track->mAvail = oldFront->mSize;  in track_check()
123             track->mGains[0] = audioPlayer->mGains[0];  in track_check()
124             track->mGains[1] = audioPlayer->mGains[1];  in track_check()
138                 track->mReader = oldFront->mBuffer;  in track_check()
139                 track->mAvail = oldFront->mSize;  in track_check()
200         Track *track = &thiz->mTracks[i];  in IOutputMixExt_FillBuffer()  local
204         if (!track_check(track)) {  in IOutputMixExt_FillBuffer()
216             float gain = track->mGains[channel];  in IOutputMixExt_FillBuffer()
230             if (track->mAvail < actual) {  in IOutputMixExt_FillBuffer()
231                 actual = track->mAvail;  in IOutputMixExt_FillBuffer()
235                 assert(NULL != track->mReader);  in IOutputMixExt_FillBuffer()
237                 const stereo *source = (const stereo *) track->mReader;  in IOutputMixExt_FillBuffer()
244                                 mixBuffer->left += (short) (source->left * track->mGains[0]);  in IOutputMixExt_FillBuffer()
245                                 mixBuffer->right += (short) (source->right * track->mGains[1]);  in IOutputMixExt_FillBuffer()
258                                 mixBuffer->left = (short) (source->left * track->mGains[0]);  in IOutputMixExt_FillBuffer()
259                                 mixBuffer->right = (short) (source->right * track->mGains[1]);  in IOutputMixExt_FillBuffer()
263                             memcpy(dstWriter, track->mReader, actual);  in IOutputMixExt_FillBuffer()
270                 track->mReader = (char *) track->mReader + actual;  in IOutputMixExt_FillBuffer()
271                 track->mAvail -= actual;  in IOutputMixExt_FillBuffer()
272                 if (track->mAvail == 0) {  in IOutputMixExt_FillBuffer()
273                     IBufferQueue *bufferQueue = &track->mAudioPlayer->mBufferQueue;  in IOutputMixExt_FillBuffer()
291                         track->mReader = newFront->mBuffer;  in IOutputMixExt_FillBuffer()
292                         track->mAvail = newFront->mSize;  in IOutputMixExt_FillBuffer()
308                 track->mFramesMixed += actual >> 2;    // sizeof(short) * STEREO_CHANNELS  in IOutputMixExt_FillBuffer()
312             if (track_check(track)) {  in IOutputMixExt_FillBuffer()
344     Track *track = &thiz->mTracks[0];  in IOutputMixExt_init()  local
346     for (i = 0; i < MAX_TRACK; ++i, ++track) {  in IOutputMixExt_init()
347         track->mAudioPlayer = NULL;  in IOutputMixExt_init()
383     Track *track = NULL;  in IOutputMixExt_checkAudioPlayerSourceSink()  local
401         track = &omExt->mTracks[i];  in IOutputMixExt_checkAudioPlayerSourceSink()
402         track->mAudioPlayer = NULL;    // only field that is accessed before full initialization  in IOutputMixExt_checkAudioPlayerSourceSink()
404         thiz->mTrack = track;  in IOutputMixExt_checkAudioPlayerSourceSink()
414     assert(NULL != track);  in IOutputMixExt_checkAudioPlayerSourceSink()
415     track->mBufferQueue = &thiz->mBufferQueue;  in IOutputMixExt_checkAudioPlayerSourceSink()
416     track->mAudioPlayer = thiz;  in IOutputMixExt_checkAudioPlayerSourceSink()
417     track->mReader = NULL;  in IOutputMixExt_checkAudioPlayerSourceSink()
418     track->mAvail = 0;  in IOutputMixExt_checkAudioPlayerSourceSink()
419     track->mGains[0] = 1.0f;  in IOutputMixExt_checkAudioPlayerSourceSink()
420     track->mGains[1] = 1.0f;  in IOutputMixExt_checkAudioPlayerSourceSink()
421     track->mFramesMixed = 0;  in IOutputMixExt_checkAudioPlayerSourceSink()