: Standardizing how video is transmitted over satellite, cable, and terrestrial networks.
The request refers to specific technical documents related to digital video standards, specifically .
According to the ETSI TS 101 154 specification , the most critical informative features include: g_154.mp4
: 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.
The (or informative element) in this context usually refers to Video Usability Information (VUI) . Key Informative Feature: Video Usability Information (VUI) : Standardizing how video is transmitted over satellite,
: Ensuring that compressed video maintains its visual integrity and correct "aspect ratio" when played back on different screen sizes. ETSI TS 101 154 V2.1.1 (2015-03)
: 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. They provide information about color space, aspect ratio,
: 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: