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.
is a standard for storing audio files in Apple operating systems. It was developed in 1988 based on the IFF format and is a lossless format - audio data is stored in an uncompressed form. In essence, AIFF is an analog to WAV for the Apple Macintosh platform.