protected void CreateTracks <T1, T0, T2>() where T1 : GenericAudioTrack, new() where T0 : GenericVideoTrack, new() where T2 : MP4TrackFormat, new()
{
// boolean for calling event MediaTrackLogicalBreak only once
bool breakCalled = false;
GenericMediaTrack trak = null;
T2 trackFormat;
foreach (TrackBox trackb in mmb.TrackBoxes)
{
trackFormat = new T2();
trackFormat.TrackBox = trackb;
switch (trackb.PayloadType)
{
case "samr": // 3gpp audio
case "wma ":
case "mp4a":
trak = new T1();
Hints.object1 = trackb.EdtsBox;
break;
case "mp4v": // 3gpp video
case "vc-1":
case "avc1":
trak = new T0();
IVideoTrack vt = trak as IVideoTrack;
MP4TrackFormat mp4format = trackFormat as MP4TrackFormat;
vt.IsAnamorphic = mp4format.IsAnamorphic;
Hints.object2 = trackb.EdtsBox;
break;
case "mp4s":
break; // ignore - in the case of vc-1 and wma, these are processed in ISMVStreamReader
default:
throw new Exception(string.Format("Unknown track type: {0}", trackb.PayloadType));
}
if (trak != null)
{
trak.TrackFormat = trackFormat;
trak.ParentStream = this;
AddTrack(trak);
if (!breakCalled)
{
TriggerLogicalBreak(trak);
breakCalled = true;
}
}
}
}
public MP4VideoTrack(MP4TrackFormat format, MP4Stream stream)
: base(format, stream)
{
}
public MP4VideoTrack(MP4TrackFormat format, MP4Stream stream)
: base(format, stream)
{
}
