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Merge pull request #305 from sveinse/feature-wasapi-glitch-fix

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wasapi: Implement fix for glitching WASAPI playback in the Shared Mode
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Dmitry Kostjuchenko 2020-09-27 21:17:23 +03:00 • committed by GitHub
commit 0326a6573b
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3
src/hostapi/wasapi/pa_win_wasapi.c
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@ -5764,6 +5764,7 @@ PA_THREAD_FUNC ProcThreadPoll(void *param)
// Calculate timeout for next polling attempt.
sleep_ms_in = GetFramesSleepTime(stream->in.framesPerHostCallback / WASAPI_PACKETS_PER_INPUT_BUFFER, stream->in.wavex.Format.nSamplesPerSec);
sleep_ms_out = GetFramesSleepTime(stream->out.framesPerBuffer, stream->out.wavex.Format.nSamplesPerSec);
sleep_ms_out /= 2; // wait only for half of the buffer
// WASAPI Input packets tend to expire very easily, let's limit sleep time to 2 milliseconds
// for all cases. Please propose better solution if any.
@ -5776,6 +5777,7 @@ PA_THREAD_FUNC ProcThreadPoll(void *param)
{
//sleep_ms_in = GetFramesSleepTime((stream->bufferProcessor.framesPerUserBuffer ? stream->bufferProcessor.framesPerUserBuffer : stream->in.params.frames_per_buffer), stream->in.wavex.Format.nSamplesPerSec);
sleep_ms_out = GetFramesSleepTime((stream->bufferProcessor.framesPerUserBuffer ? stream->bufferProcessor.framesPerUserBuffer : stream->out.params.frames_per_buffer), stream->out.wavex.Format.nSamplesPerSec);
sleep_ms_out /= 2; // wait only for half of the buffer
}
// Choose smallest
@ -5789,6 +5791,7 @@ PA_THREAD_FUNC ProcThreadPoll(void *param)
{
sleep_ms_in = GetFramesSleepTimeMicroseconds(stream->in.framesPerHostCallback / WASAPI_PACKETS_PER_INPUT_BUFFER, stream->in.wavex.Format.nSamplesPerSec);
sleep_ms_out = GetFramesSleepTimeMicroseconds((stream->bufferProcessor.framesPerUserBuffer ? stream->bufferProcessor.framesPerUserBuffer : stream->out.params.frames_per_buffer), stream->out.wavex.Format.nSamplesPerSec);
sleep_ms_out /= 2; // wait only for half of the buffer
// Choose smallest
if ((sleep_ms_in != 0) && (sleep_ms_out != 0))