Is a multimedia format container which is widely used for packaging video and audio streams, posters, subtitles and metadata. Exists support for streaming. Metadata is sent with the file, which contains all information necessary for broadcasting. Exists possibility to pack multiple streams simultaneously and MPEG-4 standard, which belongs to the format, supports a reasonable amount of data formats.
Is a format of audio/video data, which is the most popular today. It can contain files encoded by different codecs, but they will be played in sync and create a unified image to the end user. AVI container supports function in multi-threaded mode, and allows different ratios of audio and video codecs.