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WASAPI: Fix a bug introduced in the previous commit.

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This was resulting in a loop consuming 100% of the CPU.
This commit is contained in:
David Reid
2021-01-26 08:15:37 +10:00
parent ee2e769406
commit bb512a8fbe
1 changed files with 24 additions and 26 deletions
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miniaudio.h
+2 -4
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@@ -15668,10 +15668,7 @@ static ma_result ma_device_audio_thread__wasapi(ma_device* pDevice)
break; break;
} }
if (framesAvailablePlayback < pDevice->wasapi.periodSizeInFramesPlayback) { if (framesAvailablePlayback >= pDevice->wasapi.periodSizeInFramesPlayback) {
continue; /* No space available. */
}
/* Map a the data buffer in preparation for the callback. */ /* Map a the data buffer in preparation for the callback. */
hr = ma_IAudioRenderClient_GetBuffer((ma_IAudioRenderClient*)pDevice->wasapi.pRenderClient, framesAvailablePlayback, &pMappedDeviceBufferPlayback); hr = ma_IAudioRenderClient_GetBuffer((ma_IAudioRenderClient*)pDevice->wasapi.pRenderClient, framesAvailablePlayback, &pMappedDeviceBufferPlayback);
if (FAILED(hr)) { if (FAILED(hr)) {
@@ -15695,6 +15692,7 @@ static ma_result ma_device_audio_thread__wasapi(ma_device* pDevice)
} }
framesWrittenToPlaybackDevice += framesAvailablePlayback; framesWrittenToPlaybackDevice += framesAvailablePlayback;
}
if (!c89atomic_load_8(&pDevice->wasapi.isStartedPlayback)) { if (!c89atomic_load_8(&pDevice->wasapi.isStartedPlayback)) {
hr = ma_IAudioClient_Start((ma_IAudioClient*)pDevice->wasapi.pAudioClientPlayback); hr = ma_IAudioClient_Start((ma_IAudioClient*)pDevice->wasapi.pAudioClientPlayback);