public static void WriteFooter(
Stream strm, PiffManifest manifest,
IEnumerable <PiffSampleOffsetV1> audioOffsets, IEnumerable <PiffSampleOffsetV1> videoOffsets)
{
var access = new PiffMovieFragmentRandomAccess(
manifest.AudioTrackId, audioOffsets,
manifest.VideoTrackId, videoOffsets);
var mfraBytes = WriteBoxObject(access).ToArray();
strm.Write(mfraBytes, 0, mfraBytes.Length);
}
public static void WriteHeader(Stream strm, PiffManifest manifest)
{
var movie = new PiffMovieMetadata(manifest);
var ftypBytes = WriteBoxObject(new PiffFileType()).ToArray();
strm.Write(ftypBytes, 0, ftypBytes.Length);
var hdrBytes = WriteBoxObject(movie).ToArray();
strm.Write(hdrBytes, 0, hdrBytes.Length);
}
public PiffMovieMetadata(PiffManifest manifest)
{
var maxDuration = Math.Max(manifest.Audio.Duration, manifest.Video.Duration);
MovieHeader = new PiffMovieHeader(manifest.Created, maxDuration, manifest.TimeScale);
ProtectionHeader = new PiffProtectionInfo(
manifest.ProtectionSystemId, manifest.ProtectionData);
AudioTrack = PiffTrack.CreateAudio(
manifest.AudioTrackId, manifest.Audio, manifest.Created, manifest.TimeScale, manifest.KeyIdentifier);
VideoTrack = PiffTrack.CreateVideo(
manifest.VideoTrackId, manifest.Video, manifest.Created, manifest.TimeScale, manifest.KeyIdentifier);
Extended = new PiffMovieExtended(maxDuration);
}