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added _starveCount, _silentFramesDropped

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This commit is contained in:
wangyix 2014-07-08 14:13:42 -07:00
parent df1b4107fd
commit e732436783
2 changed files with 9 additions and 1 deletions
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8
libraries/audio/src/PositionalAudioRingBuffer.cpp
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@ -100,7 +100,9 @@ PositionalAudioRingBuffer::PositionalAudioRingBuffer(PositionalAudioRingBuffer::
_desiredJitterBufferFrames(1),
_currentJitterBufferFrames(-1),
_dynamicJitterBuffers(dynamicJitterBuffers),
_consecutiveNotMixedCount(0)
_consecutiveNotMixedCount(0),
_starveCount(0),
_silentFramesDropped(0)
{
}
@ -143,9 +145,12 @@ int PositionalAudioRingBuffer::parseData(const QByteArray& packet) {
addSilentFrame(numSilentFramesToAdd * samplesPerFrame);
_currentJitterBufferFrames = _desiredJitterBufferFrames;
_silentFramesDropped += numFramesToDropDesired;
} else {
// we need to drop all frames to get the jitter buffer close as possible to its desired length
_currentJitterBufferFrames -= numSilentFrames;
_silentFramesDropped += numSilentFrames;
}
} else {
addSilentFrame(numSilentSamples);
@ -217,6 +222,7 @@ bool PositionalAudioRingBuffer::shouldBeAddedToMix() {
} else if (samplesAvailable() < samplesPerFrame) {
// if the buffer doesn't have a full frame of samples to take for mixing, it is starved
_isStarved = true;
_starveCount++;
// set to -1 to indicate the jitter buffer is starved
_currentJitterBufferFrames = -1;

2
libraries/audio/src/PositionalAudioRingBuffer.h
View file

@ -110,6 +110,8 @@ protected:
// extra stats
int _consecutiveNotMixedCount;
int _starveCount;
int _silentFramesDropped;
};
#endif // hifi_PositionalAudioRingBuffer_h