A CODEC (COmpressor/DECompressor) is a functions that takes uncompressed voice or video data and compresses that information for efficient storage or transmission. CODECs are used within voice and video systems, including DVD players and VoIP systems.

The table below lists a number of popular voice and video CODECs.

  • G.711
  • G.723.1
  • G.726
  • G.729
  • H.261
  • H.263
  • H.264
  • iLBC
  • Opus
  • MPEG (acutally a family of standards with voice and video compression)

See Also: Internet Low Bit-Rate CODEC (iLBC), H.264 / AVC, H.265 / HEVC, Internet Low Bit-Rate CODEC (iLBC)