List Of Codecs

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List Of Codecs

AUDIO CODEC S

Non-compression formats

Audio Interchange File Format (AIFF, Container Format )

Resource Interchange File Format (RIFF, container format)

WAV – Microsoft "WAVE" format (format supports compression, but it is rarely used)

Linear Pulse Code Modulation (LPCM, generally only described as PCM , note that AIFF, WAV and MLP are all Derivative forms of LPCM)

Pulse-amplitude Modulation (PAM)

Lossless Data Compression

Apple Lossless Audio Codec (ALAC)

Direct Stream Transfer (DST)

Dolby TrueHD – Optional Lossless Surround Sound format used by HD DVD and Blu-ray , it uses MLP but adds higher sample rates, bit rates, and more channels

DTS-HD Master Audio – Optional Lossless Surround Sound format used by HD DVD and Blu-ray , it was previously known as DTS++ and DTS-HD

Free Lossless Audio Codec (FLAC)

Lossless Audio (LA)

Lossless Predictive Audio Compression (LPAC)

Lossless Transform Audio Compression (LTAC)

MPEG-4 Audio Lossless Coding (MPEG-4 ALS)

Meridian Lossless Packing (MLP), also known as ''Packed PCM (PPCM)'', it is the standard lossless compression method for DVD-Audio content

Monkey's Audio (APE)

OptimFROG (OFR)

RealAudio Lossless

RK Audio ( RKAU )

Shorten (SHN)

True Audio (TTA)

WavPack (WV)

Windows Media Audio 9 Lossless

Lossy Data Compression

General

(medium to high Bit Rate )

Adaptive Differential (or Delta) pulse-code modulation (ADPCM, see Pulse-code Modulation )

ADX

Adaptive Rate-Distortion Optimised sound codeR ( ARDOR )

Adaptive Transform Acoustic Coding (ATRAC, used in MiniDisc devices)

Dolby Digital (A/52, AC3)

DTS Coherent Acoustics (DTS, Digital Theatre System Coherent Acoustics)

Impala FORscene audio codec

MPEG audio

--- layer-1 ( MP1 )

--- layer-2 ( MP2 ) ( MPEG -1, MPEG -2 and non-ISO MPEG-2.5)

--- layer-3 ( MP3 ) ( MPEG -1, MPEG -2 and non-ISO MPEG-2.5)

--- Advanced Audio Coding (AAC, MPEG -2 and MPEG -4)

-- HE-AAC

--- Harmonic And Individual Lines And Noise (HILN, MPEG-4 Parametric Audio Coding )

Musepack

Perceptual Audio Coding

QDesign

TwinVQ

Vorbis

Windows Media Audio (WMA)

Voice

(low bit rate, optimized for speech)

Advanced Multi-Band Excitation (AMBE)

Algebraic Code Excited Linear Prediction (ACELP)

Code Excited Linear Prediction (CELP)

Continuously Variable Slope Delta Modulation (CVSD)

Digital Speech Standard (DSS)

Enhanced Variable Rate Codec (EVRC)

FS-1015 (LPC-10)

FS-1016 (CELP)

ITU standards:

--- G.711 (a-law and μ-law)

--- G.721 (superseded by G.726)

--- G.722

-- G.722.1

-- G.722.2 ( AMR-WB )

--- G.723 (24 and 40 kbit/s DPCM, extension to G.721, superseded by G.726)

--- G.723.1 (MPC-MLQ or ACELP)

--- G.726 (ADPCM)

--- G.728 (LD-CELP)

--- G.729 (CS-ACELP)

-- G.729a

-- G.729.1

GSM codecs:

--- Full Rate

--- Half Rate

--- Enhanced Full Rate

--- Adaptive Multi-Rate (AMR)

-- AMR-WB

-- AMR-WB+

Harmonic Vector Excitation Coding (HVXC)

Internet Low Bit Rate Codec (iLBC)

Improved Multi-Band Excitation (IMBE)

Internet Speech Audio Codec (iSAC)

Mixed Excitation Linear Prediction (MELP)

QCELP

Relaxed Code Excited Linear Prediction (RCELP)

RTAudio - used by Microsoft_Live_Communication_Server

Selectable Mode Vocoder (SMV)

Speex , patent free

Triple Rate CODER (TRC) - used in some pocket recorders.

Vector Sum Excited Linear Prediction (VSELP)

TEXT CODECS

Ogg Writ

VIDEO CODEC S

Lossless Data Compression

CorePNG

H.264 (also known as MPEG-4 AVC or MPEG-4 Part 10 ) – High Profile supports lossless coding. Implemented by X264 and CoreAVC codecs.

Huffyuv

Lagarith

LCL

MSU Lossless Video Codec

TSCC TechSmith Screen Capture Codec

Lossy Data Compression

Audio Video Standard (AVS)

Blackbird FORscene video codec

Cinepak

Dirac

Firebird {Link without Title} Original FORscene video codec

H.261

H.263

MPEG-4 ASP (Advanced Simple Profile) or MPEG-4 Part 2

--- 3ivx

--- Nero Digital

--- DivX

--- FFmpeg MPEG-4

--- Xvid

H.264 , also known as MPEG-4 AVC (Advanced Video Coding) or MPEG-4 Part 10

--- CoreAVC

--- HDX4

--- MainConcept

--- Nero Digital

--- QuickTime H.264 (MP4)

--- Sorenson AVC Pro Codec , Sorenson 's new implementation

--- Vanguard Software Solutions

--- X264

Indeo 3/4/5

KVCD

MJPEG

MPEG-1 Video

MPEG-2 Video

MPEG-4 ASP (Advanced Simple Profile)

MPEG-4 AVC (Advanced Video Coding) is practically the same as H.264 Video

Pixlet

RealVideo

Snow Wavelet Codec

Tarkin

Theora

VC-1 (the primary video codec used by HD DVD and Blu-ray )

Windows Media Video (WMV)

--- Advanced Systems Format (ASF, Part of the Windows Media Series)

--- WAX (Part of the Windows Media Series)

OTHER

Audio Video Interleave (AVI) is not a codec, rather it is a Container Format , like Matroska , that many video codecs can use.

SEE ALSO

Open Source Codecs And Containers

Comparison Of Video Codecs

Comparison Of Audio Codecs

Comparison Of Container Formats

List Of Video Players (software)

Comparison Of Media Players

A blog about MP3 surround - MP3 Surround Samples

EXTERNAL LINKS

Subjective codec comparison

Audio formats comparison , a look at six lossless formats and five lossy formats.

http://www.fourcc.org/codecs.php, list of codec four digit codes (like DIV3, XVID, ...)

Interactive blind listening tests of audio codecs over the internet