private Fragment GetNextVideoFrag()
{
if (nextVideoFragPosition < 0) return (null); // there are no more!!
boxReader.BaseStream.Position = nextVideoFragPosition;
// we know where at least the next frag is as we prepared this prior to the call of this function...
Fragment answer = new Fragment(GetTimeScale(videoTrackID), GetPayloadType(videoTrackID));
answer.Read(boxReader);
nextVideoFragPosition = -1;
while (this.boxReader.PeekNextBoxType() == BoxTypes.MovieFragment)
{
long fragPos = boxReader.BaseStream.Position;
Fragment tmp = new Fragment();
int trakID = (int)tmp.GetTrackID(boxReader);
if (GetFragmentHandlerType(trakID) == "vide")
{
nextVideoFragPosition = fragPos;
break;
}
}
return (answer);
}
private Fragment GetNextVideoFrag()
{
if (nextVideoFragPosition < 0) return (null); // there are no more!!
boxReader.BaseStream.Position = nextVideoFragPosition;
// we know where at least the next frag is as we prepared this prior to the call of this function...
Fragment answer = new Fragment(GetTimeScale(videoTrackID), GetPayloadType(videoTrackID), runningTimeIn100NanoSecs, runningSliceIndex);
answer.Read(boxReader);
runningTimeIn100NanoSecs += (ulong)TimeArithmetic.ConvertToStandardUnit(answer.TimeScale, (decimal)answer.Duration);
runningSliceIndex += answer.Length;
nextVideoFragPosition = -1;
while (this.boxReader.PeekNextBoxType() == BoxTypes.MovieFragment)
{
long fragPos = boxReader.BaseStream.Position;
Fragment tmp = new Fragment();
int trakID = (int)tmp.GetMP4TrackID(boxReader);
if (GetFragmentHandlerType(trakID) == "vide")
{
nextVideoFragPosition = fragPos;
break;
}
}
return (answer);
}
