private void Configure()
{
int hr;
DMOWrapperFilter dmoFilter = new DMOWrapperFilter();
IDMOWrapperFilter dmoWrapperFilter = (IDMOWrapperFilter)dmoFilter;
// Chorus - {efe6629c-81f7-4281-bd91-c9d604a95af6}
// DmoFlip - {7EF28FD7-E88F-45bb-9CDD-8A62956F2D75}
//hr = dmoWrapperFilter.Init(new Guid("{7EF28FD7-E88F-45bb-9CDD-8A62956F2D75}"), DMOCategory.AudioEffect);
hr = dmoWrapperFilter.Init(new Guid("{efe6629c-81f7-4281-bd91-c9d604a95af6}"), DMOCategory.AudioEffect);
DMOError.ThrowExceptionForHR(hr);
m_impi = dmoWrapperFilter as IMediaParamInfo;
}
private void junk()
{
int hr;
IEnumDMO idmo;
Guid [] g = new Guid[1];
string [] sn = new string[1];
int iCount = 0;
hr = DMOUtils.DMOEnum(Guid.Empty, DMOEnumerator.None, 0, null, 0, null, out idmo);
DMOError.ThrowExceptionForHR(hr);
do
{
DMOWrapperFilter dmoFilter = new DMOWrapperFilter();
IDMOWrapperFilter dmoWrapperFilter = (IDMOWrapperFilter)dmoFilter;
hr = idmo.Next(1, g, sn, IntPtr.Zero);
DMOError.ThrowExceptionForHR(hr);
if (hr > 0)
{
break;
}
hr = dmoWrapperFilter.Init(g[0], Guid.Empty);
if (hr >= 0)
{
m_impi = dmoWrapperFilter as IMediaParamInfo;
if (m_impi != null)
{
hr = m_impi.GetParamCount(out iCount);
}
else
{
iCount = 0;
}
if (iCount > 0)
{
Debug.WriteLine(string.Format("{0} {1} {2}", sn[0], iCount, g[0]));
}
}
} while (iCount >= 0);
}
/// <summary>
/// Connecte le File Splitter et le renderer vidéo en créant le décodeur vidéo.
/// </summary>
/// <param name="graph">Le graphe.</param>
/// <param name="filtersConfig">La configuration pour ce fichier.</param>
/// <param name="parserOutputVideoPin">Le pin de sortie vidéo</param>
/// <param name="videoRendererInputPin">Le pin d'entrée du Renderer.</param>
internal static void ConnectSplitterAndRendererWithDecoder(IGraphBuilder graph, ExtensionFiltersSource filtersConfig,
IPin parserOutputVideoPin, IPin videoRendererInputPin)
{
FilterSource videoFilterSource = filtersConfig.VideoDecoder;
switch (videoFilterSource.SourceType)
{
case FilterSourceTypeEnum.Auto:
int hr = graph.Connect(parserOutputVideoPin, videoRendererInputPin);
DsError.ThrowExceptionForHR(hr);
break;
case FilterSourceTypeEnum.External:
if (new Guid(videoFilterSource.ExternalCLSID) == new Guid(CLSID_VIDEO_DECODER_DMO))
{
// The DMO filter is handled differently
DMOWrapperFilter dmoFilter = new DMOWrapperFilter();
IDMOWrapperFilter wrapper = (IDMOWrapperFilter)dmoFilter;
hr = wrapper.Init(new Guid(CLSID_VIDEO_DECODER_DMO), DirectShowLib.DMO.DMOCategory.VideoDecoder);
DsError.ThrowExceptionForHR(hr);
if (dmoFilter is IBaseFilter decoderFilter)
{
hr = graph.AddFilter(decoderFilter, "WMVideo Decoder DMO");
DsError.ThrowExceptionForHR(hr);
IPin wmvDecoderInputPin = DsFindPin.ByDirection(decoderFilter, PinDirection.Input, 0);
hr = graph.ConnectDirect(parserOutputVideoPin, wmvDecoderInputPin, null);
DsError.ThrowExceptionForHR(hr);
IPin wmvDecoderOutputPin = DsFindPin.ByDirection(decoderFilter, PinDirection.Output, 0);
hr = graph.ConnectDirect(wmvDecoderOutputPin, videoRendererInputPin, null);
DsError.ThrowExceptionForHR(hr);
SafeRelease(wmvDecoderInputPin);
SafeRelease(wmvDecoderOutputPin);
}
else
{
wrapper = null;
SafeRelease(dmoFilter);
dmoFilter = null;
}
}
else
{
Type filterType = null;
IBaseFilter externalFilter = null;
CreateFilter(videoFilterSource.ExternalCLSID, videoFilterSource.Name, ref filterType, ref externalFilter);
hr = graph.AddFilter(externalFilter, videoFilterSource.Name);
DsError.ThrowExceptionForHR(hr);
IPin externalDecoderInputPin = DsFindPin.ByDirection(externalFilter, PinDirection.Input, 0);
hr = graph.ConnectDirect(parserOutputVideoPin, externalDecoderInputPin, null);
DsError.ThrowExceptionForHR(hr);
IPin externalDecoderOutputPin = DsFindPin.ByDirection(externalFilter, PinDirection.Output, 0);
hr = graph.ConnectDirect(externalDecoderOutputPin, videoRendererInputPin, null);
DsError.ThrowExceptionForHR(hr);
SafeRelease(externalDecoderInputPin);
SafeRelease(externalDecoderOutputPin);
}
break;
default:
throw new ArgumentOutOfRangeException($"{nameof(videoFilterSource)}.{nameof(FilterSource.SourceType)}");
}
}