: It defines "System Decoder" capabilities, ensuring the hardware or software can handle specific bit rates and sampling modes without crashing or lagging.

: It provides high-quality video (often using H.264 encoding ) while keeping file sizes small enough for easy sharing.

: It is the most widely supported format for streaming on platforms like YouTube and viewing on mobile devices.

: It provides a specific set of procedures and test sequences to verify that bitstreams (video/audio data) and decoders meet official requirements.

: By using this standard, developers ensure that a video file created on one system will play correctly on another (e.g., a set-top box, a computer, or a smartphone).

If you are looking for useful features or applications of this standard, its primary purpose is ensuring that digital media works correctly across different devices and software:

: The standard includes methods for identifying and reducing coding artifacts, such as "blockiness" in low-quality video.