The Moving Picture Experts Group (MPEG) is a working group of ISO/IEC in charge of the development of international standards for compression, decompression, processing, and coded representation of moving pictures, audio and their combination.
So far MPEG has produced:
- MPEG-1, the standard for storage and retrieval of moving pictures and audio on storage media
- MPEG-2, the standard for digital television
- MPEG-4, the standard for multimedia applications





