public bool UpdateMFHDSequence(int SequenceNumber)
{
bool result = false;
Mp4Box box = FindChildBox("mfhd");
if (box != null)
{
Mp4BoxMFHD mfhdbox = box as Mp4BoxMFHD;
if (mfhdbox != null)
{
return(mfhdbox.UpdateSequenceNumber(SequenceNumber));
}
}
return(result);
}
static public Mp4BoxMFHD CreateMFHDBox(int SequenceNumber)
{
int Flag = 0;
byte version = 0x00;
Mp4BoxMFHD box = new Mp4BoxMFHD();
if (box != null)
{
box.Length = 8 + 4 + 4;
box.Type = "mfhd";
byte[] Buffer = new byte[box.Length - 8];
if (Buffer != null)
{
WriteMp4BoxByte(Buffer, 0, version);
WriteMp4BoxInt24(Buffer, 1, Flag);
WriteMp4BoxInt32(Buffer, 4, SequenceNumber);
box.Data = Buffer;
return(box);
}
}
return(null);
}