Created in 1988, it was intended for video files. A file of this format contains video and audio information, images and subtitles. When compressed, the files do not lose quality. The format includes various types of multimedia content: videos, animations, audio, 2D and 3D graphics. Files of this format can be used and viewed on the Internet. In this case, a metadata transfer takes place. The full name of the format is MPEG-4 Part 14.

dts

Digital Theater System

Developed and introduced in 2005, the Digital Theater System format is used in HD films. DTS has a multi-channel sound with various functions. All audio information is divided into five tracks. A separate audio player is not required. The Digital Theater System format allows you to achieve the five-channel sound that is used in cinemas. The rate of the digital stream amounts to 1,536,000 bits per second. DTS is compatible with the 7.1 acoustics format and the conventional stereo format.