public static HResult CreateInstance(out NetworkSource pSource)
{
HResult hr = HResult.S_OK;
try
{
var spSource = new NetworkSource();
spSource.Initialize();
pSource = spSource;
}
catch (Exception ex)
{
pSource = null;
hr = (HResult)ex.HResult;
}
return(hr);
}
public MediaStream(NetworkSource pSource)
{
_cRef = 1;
_spSource = pSource;
_eSourceState = SourceState.SourceState_Invalid;
_fActive = false;
_flRate = 1.0f;
_isVideo = false;
_eDropMode = MFQualityDropMode.None;
_fDiscontinuity = false;
_fDropTime = false;
_fInitDropTime = false;
_fWaitingForCleanPoint = true;
_hnsStartDroppingAt = 0;
_hnsAmountToDrop = 0;
_samples = new Queue <object>();
_tokens = new NullableQueue();
_spSource = pSource;
}
public static HResult CreateInstance(StspStreamDescription pStreamDescription, IBufferPacket pAttributesBuffer, NetworkSource pSource, out MediaStream ppStream)
{
ppStream = null;
HResult hr = HResult.S_OK;
try
{
MediaStream stream = new MediaStream(pSource);
if (null == stream)
{
MFError.ThrowExceptionForHR(HResult.E_OUTOFMEMORY);
}
stream.Initialize(pStreamDescription, pAttributesBuffer);
ppStream = stream;
}
catch (Exception ex)
{
hr = (HResult)ex.HResult;
}
return(hr);
}