iVideoTrackReader iVideoTrack.createReader(EncodedQueue queue)
{
VideoSampleReader reader = VideoSampleReader.create(mp4);
var videoSample = mp4.videoTrackSample;
// Decrypt the SPS and initialize sample reader with it.
// Some slice header fields are present or missing based on the data in SPS, for this reason reader needs decrypted SPS.
var sps = videoSample.parseSps();
reader.setSps(ref sps);
#if DEBUG
if (null == queue)
{
return(reader);
}
#endif
// Enqueue SPS and PPS NALUs
var b = queue.nextEnqueue;
videoSample.writeParameters(b, eParameterSet.SPS);
queue.enqueue(b);
b = queue.nextEnqueue;
videoSample.writeParameters(b, eParameterSet.PPS);
queue.enqueue(b);
return(reader);
}
/// <summary>Enqueue SPS and PPS NALUs</summary>
internal override void enqueueParameters(EncodedQueue queue)
{
var b = queue.nextEnqueue;
b.writeSps(sps[0]);
queue.enqueue(b);
b = queue.nextEnqueue;
b.writePps(pps[0]);
queue.enqueue(b);
}
public VideoReader(MkvMediaFile file, TrackEntry track, VideoParams videoParams, EncodedQueue queue) :
base(file, track)
{
this.queue = queue;
#if DEBUG
if (null == queue)
{
return;
}
#endif
// Enqueue SPS and PPS NALUs
videoParams.enqueueParameters(queue);
}
iVideoTrackReader iVideoTrack.createReader(EncodedQueue queue) => new VideoReader(file, track, videoParams, queue);
internal abstract void enqueueParameters(EncodedQueue queue);
internal override void enqueueParameters(EncodedQueue queue)
{
throw new NotImplementedException();
}
