private AtomTRAF GetTRAF(AtomMOOF pMoof, bool audio)
{
var pTrak = GetTRAK(audio);
if (pTrak == null) {
FATAL("No track found");
return null;
}
var trackId = (int) pTrak.Id;
if (trackId == 0) {
FATAL("No track found");
return null;
}
var trafs = pMoof.Trafs;
if (trafs.ContainsKey(trackId)) return trafs[trackId];
FATAL("No track found");
return null;
}