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Cog Audio: Finally fix track glitching on lots of tiny tracks

CQTexperiment
Christopher Snowhill 2022-01-15 02:52:35 -08:00
parent 61d096aef3
commit 8eb2b4c4a3
1 changed files with 16 additions and 2 deletions
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18
Audio/Output/OutputCoreAudio.m
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@ -125,6 +125,13 @@ default_device_changed(AudioObjectID inObjectID, UInt32 inNumberAddresses, const
{
long bytesBuffered = [[outputController buffer] bufferedLength];
bytesBuffered += atomic_load_explicit(&bytesRendered, memory_order_relaxed);
if ([outputController chainQueueHasTracks])
{
if (bytesBuffered < CHUNK_SIZE)
bytesBuffered = 0;
else
bytesBuffered -= CHUNK_SIZE;
}
[delayedEvents addObject:[NSNumber numberWithLong:bytesBuffered]];
delayedEventsPopped = NO;
if (!started) {
@ -429,8 +436,7 @@ default_device_changed(AudioObjectID inObjectID, UInt32 inNumberAddresses, const
amountToRead = inputData->mBuffers[0].mDataByteSize;
if (self->stopping == YES || [outputController shouldContinue] == NO ||
([[outputController buffer] isEmpty] && ![outputController chainQueueHasTracks]))
if (self->stopping == YES || [outputController shouldContinue] == NO)
{
// Chain is dead, fill out the serial number pointer forever with silence
memset(readPointer, 0, amountToRead);
@ -439,6 +445,14 @@ default_device_changed(AudioObjectID inObjectID, UInt32 inNumberAddresses, const
return 0;
}
if ([[outputController buffer] isEmpty] && ![outputController chainQueueHasTracks])
{
// Hit end of last track, pad with silence until queue event stops us
memset(readPointer, 0, amountToRead);
atomic_fetch_add(bytesRendered, amountToRead);
return 0;
}
void * readPtr;
int toRead = [[outputController buffer] lengthAvailableToReadReturningPointer:&readPtr];