public IMediaTrack this[CodecTypes type, int id] {
get
{
if (MediaTracks.Count == 0)
{
return(null);
}
GenericMediaTrack track = null;
if (id == 0) // get the first track with the given type
{
if (MediaTracks.Any(trk => trk.Codec.CodecType == type))
{
track = (GenericMediaTrack)MediaTracks.First(trk => trk.Codec.CodecType == type);
}
}
else // get specific track with the given type and track ID
{
if (MediaTracks.Any(trk => trk.Codec.CodecType == type && trk.TrackID == id))
{
track = (GenericMediaTrack)MediaTracks.First(trk => trk.Codec.CodecType == type && trk.TrackID == id);
}
}
return(track);
}
}
/// <summary>
/// Copy Constructor
/// </summary>
/// <param name="mt"></param>
public GenericMediaTrack(GenericMediaTrack mt) : this()
{
this.TrackID = mt.TrackID;
this.Codec = mt.Codec;
this.SampleStreamLocations = mt.SampleStreamLocations;
this.ParentStream = mt.ParentStream;
//this.TrackDuration = mt.TrackDuration;
}
public virtual void Initialize(GenericMediaTrack cachedTrack)
{
track = cachedTrack;
format = track.TrackFormat;
stream = track.ParentStream;
if (stream.IsForReading)
{
track.BlockWithSlice += new NextBlock(track_BlockWithSlice);
track.TrackFormat.FetchNextBatch += new LazyRead(GetMoreBoxes);
if ((writeCache == 0) && (readCache == 0))
{
PrepareSampleInfo(0UL); // fill up the cache with first four blocks
}
}
else
{
track.PrepareMediaHeaders += new SlicePutRequest(track_PrepareMediaHeaders);
}
}
public void PrepareSampleWriting(GenericMediaTrack sourceTrack, ref ulong currMdatOffset)
{
base.PrepareSampleWriting(sourceTrack, ref currMdatOffset);
}
