public void InfoIsCorrect(SampleFormat id, int bitCount, Type type, bool isPlanar)
{
var format = SampleFormatInfo.Get(id);
Assert.Equal(id, format.Id);
Assert.Equal(bitCount, format.BitCount);
Assert.Equal(type, format.Type);
Assert.Equal(isPlanar, format.IsPlanar);
}
private int WasapiSetup(
int deviceId,
bool isExclusive,
bool isEventDriven,
int sampleRate,
int pcmDataBitsPerSample,
int pcmDataValidBitsPerSample,
PcmDataLib.PcmData.ValueRepresentationType vrt,
int latencyMillisec)
{
int num = SampleFormatInfo.GetSetupSampleFormatCandidateNum(
isExclusive ? WasapiSharedOrExclusiveType.Exclusive : WasapiSharedOrExclusiveType.Shared,
BitsPerSampleFixType.AutoSelect,
pcmDataValidBitsPerSample, vrt);
int hr = -1;
for (int i = 0; i < num; ++i)
{
SampleFormatInfo sf = SampleFormatInfo.CreateSetupSampleFormat(
isExclusive ? WasapiSharedOrExclusiveType.Exclusive : WasapiSharedOrExclusiveType.Shared,
BitsPerSampleFixType.AutoSelect,
pcmDataBitsPerSample,
pcmDataValidBitsPerSample, vrt, i);
hr = wasapi.Setup(deviceId, WasapiCS.DeviceType.Play, WasapiCS.StreamType.PCM, sampleRate,
sf.GetSampleFormatType(), 2, WasapiCS.MMCSSCallType.Enable, WasapiCS.MMThreadPriorityType.None,
WasapiCS.SchedulerTaskType.ProAudio, WasapiCS.ShareMode.Exclusive,
isEventDriven ? WasapiCS.DataFeedMode.EventDriven : WasapiCS.DataFeedMode.TimerDriven,
latencyMillisec, 500, 10000);
if (0 <= hr)
{
m_sampleFormat = sf;
return(hr);
}
}
wasapi.Unsetup();
return(hr);
}
