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namespace TagLib.Mpeg4
{
public class IsoHandlerBox : FullBox
{
//////////////////////////////////////////////////////////////////////////
// private properties
//////////////////////////////////////////////////////////////////////////
private ByteVector handler_type;
private string name;
//////////////////////////////////////////////////////////////////////////
// public methods
//////////////////////////////////////////////////////////////////////////
public IsoHandlerBox (BoxHeader header, Box parent) : base (header, parent)
{
// Reserved
File.Seek (base.DataPosition + 4);
// Read the handler type.
handler_type = File.ReadBlock (4);
// Reserved
File.Seek (base.DataPosition + 20);
// Find the terminating byte and read a string from the data before it.
long end = File.Find ((byte) 0, File.Tell);
name = File.ReadBlock ((int) (end - File.Tell)).ToString ();
}
// We can make our own handler.
public IsoHandlerBox (ByteVector handler_type, string name, Box parent) : base ("hdlr", 0, parent)
{
this.handler_type = handler_type.Mid (0,4);
this.name = name;
}
// Render everything.
public override ByteVector Render ()
{
ByteVector output = new ByteVector (4);
output += handler_type;
output += new ByteVector (12);
output += ByteVector.FromString (name);
output += new ByteVector (2);
return Render (output);
}
//////////////////////////////////////////////////////////////////////////
// public properties
//////////////////////////////////////////////////////////////////////////
public ByteVector HandlerType {get {return handler_type;}}
public string Name {get {return name;}}
// This box has no readable data.
public override ByteVector Data
{
get {return null;}
set {}
}
}
}
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