public static extern void MFCreateVideoMediaTypeFromVideoInfoHeader2(
VideoInfoHeader2 pVideoInfoHeader,
int cbVideoInfoHeader,
long AdditionalVideoFlags,
[In, MarshalAs(UnmanagedType.LPStruct)] Guid pSubtype,
out IMFVideoMediaType ppIVideoMediaType
);
public static extern void MFCreateVideoMediaTypeFromVideoInfoHeader(
VideoInfoHeader pVideoInfoHeader,
int cbVideoInfoHeader,
int dwPixelAspectRatioX,
int dwPixelAspectRatioY,
MFVideoInterlaceMode InterlaceMode,
long VideoFlags,
[In, MarshalAs(UnmanagedType.LPStruct)] Guid pSubtype,
out IMFVideoMediaType ppIVideoMediaType
);
public static extern void MFCreateVideoMediaTypeFromBitMapInfoHeader(
[In, MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef = typeof(BMMarshaler))] BitmapInfoHeader pbmihBitMapInfoHeader,
int dwPixelAspectRatioX,
int dwPixelAspectRatioY,
MFVideoInterlaceMode InterlaceMode,
long VideoFlags,
long qwFramesPerSecondNumerator,
long qwFramesPerSecondDenominator,
int dwMaxBitRate,
out IMFVideoMediaType ppIVideoMediaType
);
public int GetCurrentMediaType(out IMFVideoMediaType ppMediaType)
{
// Make sure we *never* leave this entry point with an exception
try
{
lock (this)
{
CheckShutdown();
if (m_pMediaType == null)
{
throw new COMException("IMFVideoPresenter.GetCurrentMediaType", MFError.MF_E_NOT_INITIALIZED);
}
// The function returns an IMFVideoMediaType pointer, and we store our media
// type as an IMFMediaType pointer, so we need to QI.
ppMediaType = (IMFVideoMediaType)m_pMediaType;
}
return S_Ok;
}
catch (Exception e)
{
ppMediaType = null;
return Marshal.GetHRForException(e);
}
}
public int GetCurrentMediaTypeImpl(out IMFVideoMediaType ppMediaType)
{
HRESULT hr = S_OK;
ppMediaType = null;
try
{
lock (m_ObjectLock)
{
hr = CheckShutdown();
if (hr.Failed) return hr;
if (m_pMediaType == null)
{
return MFHelper.MF_E_NOT_INITIALIZED;
}
// The function returns an IMFVideoMediaType pointer, and we store our media
// type as an IMFMediaType pointer, so we need to QI.
ppMediaType = (IMFVideoMediaType)m_pMediaType;
}
}
catch (Exception _exception)
{
hr = (HRESULT)Marshal.GetHRForException(_exception);
}
return hr;
}
public int GetCurrentMediaType(out IMFVideoMediaType ppMediaType)
{
Wrapper.CCallbackHandler _handler =
new Wrapper.GetCurrentMediaTypeHandler(m_Caller);
_handler.Invoke();
ppMediaType = ((Wrapper.GetCurrentMediaTypeHandler)_handler).ppMediaType;
return _handler.m_Result;
}
public static extern void MFCreateVideoMediaTypeFromSubtype(
[In, MarshalAs(UnmanagedType.LPStruct)] Guid pAMSubtype,
out IMFVideoMediaType ppIVideoMediaType
);
public static extern void MFCreateVideoMediaType(
MFVideoFormat pVideoFormat,
out IMFVideoMediaType ppIVideoMediaType
);
