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Bug Fix: Add more guards to sound output block

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These guards should prevent the one crash we saw logged.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>
This commit is contained in:
Christopher Snowhill 2025-03-05 15:24:54 -08:00
parent 4ccd1811b0
commit c89cc1cff4
1 changed files with 5 additions and 3 deletions
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8
Audio/Output/OutputCoreAudio.m
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@ -616,22 +616,24 @@ current_device_listener(AudioObjectID inObjectID, UInt32 inNumberAddresses, cons
const int channels = format->mChannelsPerFrame;
if(!channels) return 0;
if(!inputData->mNumberBuffers || !inputData->mBuffers[0].mData) return 0;
OutputCoreAudio *_self = (__bridge OutputCoreAudio *)refCon;
int renderedSamples = 0;
@autoreleasepool {
while(renderedSamples < frameCount) {
int inputRemain = _self->inputRemain;
while(!inputRemain) {
while(!inputRemain || !_self->samplePtr) {
inputRemain = [_self renderAndConvert];
if(_self->stopping) {
if(_self->stopping || !_self->samplePtr) {
inputData->mBuffers[0].mDataByteSize = frameCount * format->mBytesPerPacket;
inputData->mBuffers[0].mNumberChannels = channels;
bzero(inputData->mBuffers[0].mData, inputData->mBuffers[0].mDataByteSize);
return 0;
}
}
if(inputRemain) {
if(inputRemain && _self->samplePtr) {
int inputTodo = MIN(inputRemain, frameCount - renderedSamples);
cblas_scopy(inputTodo * channels, _self->samplePtr, 1, ((float *)inputData->mBuffers[0].mData) + renderedSamples * channels, 1);
_self->samplePtr += inputTodo * channels;