public static HResult SetObject(this IMFTopologyNode topologyNode, IMFStreamSink streamSink)
{
if (topologyNode == null)
{
throw new ArgumentNullException("topologyNode");
}
return(topologyNode.SetObject(streamSink));
}
public static HResult GetObject(this IMFTopologyNode topologyNode, out IMFStreamSink streamSink)
{
if (topologyNode == null)
{
throw new ArgumentNullException("topologyNode");
}
object tmp;
HResult hr = topologyNode.GetObject(out tmp);
streamSink = hr.Succeeded() ? tmp as IMFStreamSink : null;
return(hr);
}
/// <summary>
/// Sets a media sink for the media item. A media sink is an object that consumes the data from one or more streams.
/// </summary>
/// <param name="mediaItem">A valid IMFPMediaItem instance.</param>
/// <param name="streamIndex">Zero-based index of a streamIndex on the media source.</param>
/// <param name="streamSink">An instance to a streamIndex sink.</param>
/// <returns>If this function succeeds, it returns the S_OK member. Otherwise, it returns another HResult's member that describe the error.</returns>
public static HResult SetStreamSink(this IMFPMediaItem mediaItem, int streamIndex, IMFStreamSink streamSink)
{
if (mediaItem == null)
{
throw new ArgumentNullException("mediaItem");
}
return(mediaItem.SetStreamSink(streamIndex, streamSink));
}
