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Windows: Avoid crash for a mono output format.

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Let's just assume we're only going to get stereo formats.
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2020-05-21 23:37:27 -07:00
parent 1dec772145
commit cd90fb4d69
1 changed files with 6 additions and 6 deletions
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Windows/WASAPIStream.cpp
+6 -6
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@@ -384,14 +384,14 @@ void WASAPIAudioThread::Run() {
if (FAILED(hresult) || pData == nullptr) {
// What to do?
} else if (pNumAvFrames) {
int chans = deviceFormat_->Format.nChannels;
switch (format_) {
case Format::IEEE_FLOAT:
callback_(shortBuf_, pNumAvFrames, 16, sampleRate_, 2);
if (deviceFormat_->Format.nChannels == 2) {
ConvertS16ToF32((float *)pData, shortBuf_, pNumAvFrames * deviceFormat_->Format.nChannels);
} else {
callback_(shortBuf_, pNumAvFrames, 16, sampleRate_, chans);
if (chans == 2) {
ConvertS16ToF32((float *)pData, shortBuf_, pNumAvFrames * chans);
} else if (chans > 2) {
float *ptr = (float *)pData;
int chans = deviceFormat_->Format.nChannels;
memset(ptr, 0, pNumAvFrames * chans * sizeof(float));
for (UINT32 i = 0; i < pNumAvFrames; i++) {
ptr[i * chans + 0] = (float)shortBuf_[i * 2] * (1.0f / 32768.0f);
@@ -400,7 +400,7 @@ void WASAPIAudioThread::Run() {
}
break;
case Format::PCM16:
callback_((short *)pData, pNumAvFrames, 16, sampleRate_, 2);
callback_((short *)pData, pNumAvFrames, 16, sampleRate_, chans);
break;
}
}