Sample Group Description Box table gives information about the * characteristics of sample groups. The descriptive information is any other * information needed to define or characterize the sample group. * * There may be multiple instances of this box if there is more than one sample * grouping for the samples in a track. Each instance of the Sample Group * Description box has a type code that distinguishes different sample * groupings. Within a track, there shall be at most one instance of this box * with a particular grouping type. The associated Sample To Group shall * indicate the same value for the grouping type. * * @todo Data parsing * @package php-reader * @subpackage ISO 14496 * @author Sven Vollbehr * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @license http://code.google.com/p/php-reader/wiki/License New BSD License * @version $Rev: 85 $ */ final class ISO14496_Box_SGPD extends ISO14496_Box_Full { }