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Add support for channel mapping to the WASAPI backend.

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This commit is contained in:
David Reid
2017-06-06 06:23:27 +10:00
parent 5f37bc7504
commit c02b90e801
1 changed files with 4 additions and 1 deletions
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mini_al.h
+4 -1
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@@ -2375,7 +2375,7 @@ static mal_result mal_device__find_best_format__wasapi(mal_device* pDevice, WAVE
wf.Format.nBlockAlign = (wf.Format.nChannels * wf.Format.wBitsPerSample) / 8;
wf.Format.nAvgBytesPerSec = wf.Format.nBlockAlign * wf.Format.nSamplesPerSec;
wf.Samples.wValidBitsPerSample = wf.Format.wBitsPerSample;
wf.dwChannelMask = 0xFFFFFFFF; // Always use every channel.
wf.dwChannelMask = mal_channel_map_to_channel_mask__win32(pDevice->channelMap, pDevice->channels);
if (pDevice->format == mal_format_f32) {
wf.SubFormat = MAL_GUID_KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
} else {
@@ -2501,6 +2501,9 @@ static mal_result mal_device_init__wasapi(mal_context* pContext, mal_device_type
pDevice->internalChannels = wf.Format.nChannels;
pDevice->internalSampleRate = wf.Format.nSamplesPerSec;
// Get the internal channel map based on the channel mask.
mal_channel_mask_to_channel_map__win32(wf.dwChannelMask, pDevice->internalChannels, pDevice->internalChannelMap);
#ifdef __cplusplus
hr = ((IAudioClient*)pDevice->wasapi.pAudioClient)->Initialize(AUDCLNT_SHAREMODE_SHARED, 0, bufferDurationInMicroseconds*10, 0, (WAVEFORMATEX*)&wf, NULL);
#else