public SourceReaderExtra(string fileName, object state, SourceReader sourceReader)
{
FileName = fileName;
State = state;
SourceReader = sourceReader;
}
SourceStream SetVideoMediaType(SourceReader sourceReader)
{
var sourceStream = sourceReader.Streams.First(s => s.IsSelected && s.NativeMediaType.IsVideo);
sourceStream.CurrentMediaType = GetMediaTypeRGB();
return sourceStream;
}
SourceStream SetVideoMediaType(SourceReader sourceReader)
{
try
{
var sourceStream = sourceReader.Streams.FirstOrDefault(s => s.IsSelected && s.NativeMediaType.IsVideo);
if (sourceStream.IsNull)
throw new Exception("Unable to find video track within file.");
sourceStream.CurrentMediaType = new MediaType() { MajorType = MFMediaType.Video, SubType = MFMediaType.RGB32 };
return sourceStream;
}
catch (Exception e)
{
throw new Exception(string.Format("Unable to decode video stream. {0}", e.Message), e);
}
}
SourceStream SetAudioMediaType(SourceReader sourceReader)
{
var sourceStream = sourceReader.Streams.First(s => s.IsSelected && s.NativeMediaType.IsAudio);
sourceStream.CurrentMediaType = new MediaType() { MajorType = MFMediaType.Audio, SubType = MFMediaType.PCM };
return sourceStream;
}
private ProcessSample ConnectVideoStreams(SourceReader sourceReader, SinkWriter sinkWriter)
{
var sourceVideoStream = SetVideoMediaType(sourceReader);
var sinkVideoStream = AddStream(sinkWriter, sourceVideoStream.CurrentMediaType, CreateTargetVideoMediaType(sourceVideoStream.NativeMediaType));
return AVOperations.MediaTypeChange(sinkVideoStream, AVOperations.SaveTo(sinkVideoStream));
}
private ProcessSample ConnectStreams(SourceReader shortSourceReader, SourceReader shortSourceReader2, SourceReader sourceReader, SinkWriter sinkWriter)
{
SetAudioMediaType(shortSourceReader);
SetVideoMediaType(shortSourceReader);
SetAudioMediaType(shortSourceReader2);
SetVideoMediaType(shortSourceReader2);
return AVOperations.SeperateAudioVideo(
ConnectAudioStreams(sourceReader, sinkWriter),
ConnectVideoStreams(sourceReader, sinkWriter));
}
SourceStream SetAudioMediaType(SourceReader sourceReader)
{
try
{
var sourceStream = sourceReader.Streams.First(s => s.IsSelected && s.NativeMediaType.IsAudio);
sourceStream.CurrentMediaType = new MediaType() { MajorType = MFMediaType.Audio, SubType = MFMediaType.PCM };
return sourceStream;
}
catch(Exception e)
{
throw new Exception(string.Format("Unable to decode audio stream. {0}", e.Message), e);
}
}
private ProcessSample ConnectStreams(SourceReader sourceReader, SinkWriter sinkWriter)
{
return AVOperations.SeperateAudioVideo(
ConnectAudioStreams(sourceReader, sinkWriter),
ConnectVideoStreams(sourceReader, sinkWriter));
}