public Mdia(FileStream fs, ulong maximumLength)
{
Position = (ulong)fs.Position;
while (fs.Position < (long)maximumLength)
{
if (!InitializeSizeAndName(fs))
return;
if (Name == "minf" && IsTextSubtitle || IsVobSubSubtitle || IsClosedCaption)
{
UInt32 timeScale = 90000;
if (Mdhd != null)
timeScale = Mdhd.TimeScale;
Minf = new Minf(fs, Position, timeScale, HandlerType, this);
}
else if (Name == "hdlr")
{
Buffer = new byte[Size - 4];
fs.Read(Buffer, 0, Buffer.Length);
HandlerType = GetString(8, 4);
if (Size > 25)
HandlerName = GetString(24, Buffer.Length - (24 + 5)); // TODO: how to find this?
}
else if (Name == "mdhd")
{
Mdhd = new Mdhd(fs, Size);
}
fs.Seek((long)Position, SeekOrigin.Begin);
}
}
public Mdia(FileStream fs, ulong maximumLength)
{
Position = (ulong)fs.Position;
while (fs.Position < (long)maximumLength)
{
if (!InitializeSizeAndName(fs))
{
return;
}
if (Name == "minf" && IsTextSubtitle || IsVobSubSubtitle || IsClosedCaption || IsVideo)
{
UInt32 timeScale = 90000;
if (Mdhd != null)
{
timeScale = Mdhd.TimeScale;
}
Minf = new Minf(fs, Position, timeScale, HandlerType, this);
}
else if (Name == "hdlr")
{
Buffer = new byte[Size - 4];
fs.Read(Buffer, 0, Buffer.Length);
HandlerType = GetString(8, 4);
if (Size > 25)
{
HandlerName = GetString(24, Buffer.Length - (24 + 5)); // TODO: how to find this?
}
}
else if (Name == "mdhd")
{
Mdhd = new Mdhd(fs, Size);
}
fs.Seek((long)Position, SeekOrigin.Begin);
}
}