A format container (English wrapper or container) is a Format of file which can contain various types of data and those are compressed using standardized codec S. The file container is used to be able to identify and classify different the standard data. The simplest formats container can contain various types of audio codec, while the most advanced formats container are able to manage audio, video, Sous-titers, chapters and Métadonnée S (or tags) and in a synchronized way so that various flows are well read at the same time.

Audio container

Certain containers are dedicated to the audio:

• AIFF (format of file AIFF, largely used on the platform Mac OS)
• WAV (format of file RIFF, largely used on the platform Windows)

Video container

A video container is a format of file making it possible to gather in only one file:

• a flow video ;
• a flow audio ;
• of other data, for example:
• a description of flows which the container contains;
• of metadata (author, date, etc);
• of the subtitles;
• of the chapitrages;
• etc

The audio stream and videos are compressed or decompressed using codec S.

The principal video containers are:

• ASF ; Avanced Streaming Format, extension .asf
• WMV; Windows Media Video, extension .wmv
• MXF; Material eXchange Format, extension .mxf
• AVI; Video audio interleave, extension .avi
• Matroska (more advanced);
• NUT ;
• Ogg ; extension .ogg
• Ogg Media alias GMO (more advanced);
• QuickTime; extension .mov
• 3gp;

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