Type Alias TrackExtendsBox`Beta`

TrackExtendsBox: FullBox & {
    defaultSampleDescriptionIndex: number;
    defaultSampleDuration: number;
    defaultSampleFlags: number;
    defaultSampleSize: number;
    trackId: number;
}

ISO/IEC 14496-12:2012 - 8.8.3 Track Extends Box