/// <summary>
/// Reads a MPEG-4 descriptor.
/// </summary>
/// <remarks>defined in ISO/IEC 14496-1 �2.2</remarks>
private static BaseDescriptor ReadDescriptor(QtParser parser)
{
DescriptorClassTag tag = (DescriptorClassTag)parser.GetByte();
// Expandable length [see ISO/IEC 14496-1 �3.3]
int count = 4;
uint nextByte = parser.GetByte();
uint sizeOfInstance = (nextByte & 0x7F);
while ((nextByte & 0x80) != 0 && --count > 0)
{
nextByte = parser.GetByte();
sizeOfInstance = (sizeOfInstance << 7) | (nextByte & 0x7F);
}
return(new BaseDescriptor(tag, sizeOfInstance));
}
public BaseDescriptor(DescriptorClassTag tag, long length)
{
_tag = tag;
_length = length;
}
