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PCM reader: Avoid potential infinite loop if buffer already has more samples than what is needed

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Sour 2020-02-27 20:43:08 -05:00
parent 379e4069d1
commit 51818dc867
1 changed files with 5 additions and 1 deletions
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6
Core/PcmReader.cpp
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@ -134,7 +134,11 @@ void PcmReader::ApplySamples(int16_t *buffer, size_t sampleCount, uint8_t volume
return;
}
LoadSamples((uint32_t)sampleCount * PcmReader::PcmSampleRate / _sampleRate + 1 - blip_samples_avail(_blipLeft));
int32_t samplesNeeded = (int32_t)sampleCount - blip_samples_avail(_blipLeft);
if(samplesNeeded > 0) {
uint32_t samplesToLoad = samplesNeeded * PcmReader::PcmSampleRate / _sampleRate + 1;
LoadSamples(samplesToLoad);
}
int samplesRead = blip_read_samples(_blipLeft, _outputBuffer, (int)sampleCount, 1);
blip_read_samples(_blipRight, _outputBuffer + 1, (int)sampleCount, 1);