: These are added to the video bitstream to help the decoder display the video correctly. They provide information about color space, aspect ratio, and timing.
: Implementations must often synchronize timestamps for video data delivered over networks, which is a key feature for system recorders and broadcast playback. Common Applications These features are primarily used in: g_154.mp4
: For Scalable Video Coding (SVC), the VUI extension must include information for all present combinations of dependency IDs to ensure compatibility across different viewing devices. : These are added to the video bitstream
The (or informative element) in this context usually refers to Video Usability Information (VUI) . Key Informative Feature: Video Usability Information (VUI) g_154.mp4