List of codecs - Misplaced Pages

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The following is a list of codecs.

Audio codecs

General (medium to high bit rate)
- A/52 or AC-3 AC-3 or Dolby Digital A/52
- ADPCM
- AAC Advanced Audio Coding (MPEG-2 and MPEG-4)
- ATRAC Adaptive TRansform Acoustic Coding (Used in MiniDisc devices)
- DTS Coherent Acoustics
- DTS (DTS Coherent Acoustics)
- MP1 (MPEG audio layer-1)
- MP2 (MPEG audio layer-2) Layer 2 audio codec (MPEG-1, MPEG-2 and non-ISO MPEG-2.5)
- MP3 (MPEG audio layer-3) Layer 3 audio codec (MPEG-1, MPEG-2 and non-ISO MPEG-2.5)
- Musepack
- Perceptual Audio Coding
- TwinVQ
- Vorbis
- WMA (Windows Media Audio)
Voice (low bit rate, optimized for speech)
- GSM
- G.711 (a-law and mu-law/u-law)
- G723
- G.723.1
- G.726
- G.728
- G.729
- G.729a
- HILN (MPEG-4 Parametric audio coding)
- AMR
- Speex, patent free
Others
- Perceptual Audio Coding, used for satellite radio and IBOC digital radio