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List of codecs
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=====Mobile phone===== ======Generation 2====== * [[ETSI|European Telecommunications Standards Institute]] (ETSI) [[Global System for Mobile Communications|GSM]] ** [[Full Rate]] (GSM 06.10, RPE-LTP) *** libgsm *** FFmpeg (decoder only) ** [[Half Rate]] (GSM 06.20, VSELP 5.6 kbit/s) ** [[Enhanced Full Rate]] (GSM 06.60, ACELP 12.20 kbit/s, compatible with AMR mode AMR_12.20) * [[Telecommunications Industry Association]] (TIA) IS-95 (a.k.a. cdmaOne) ** IS-96A (QCELP 8 kbit/s) ** IS-127 (EVRC 8 kbit/s) ** IS-733 (QCELP 13 kbit/s) * [[Telecommunications Industry Association]] (TIA) IS-54/IS-136 (a.k.a. [[Digital AMPS]]) ** IS-85 ([[Vector Sum Excited Linear Prediction|VSELP]] 8kbit/s) *** ITU-T G.191's IS-54 implementation ** IS-641 (ACELP 7.4 kbit/s, compatible with AMR mode AMR_7.40) * [[Association of Radio Industries and Businesses]] (ARIB) RCR STD-27 ([[Personal Digital Cellular|PDC]]) ** [[PDC-HR]] (PSI-CELP 3.45 kbit/s) ** [[PDC-FR]] (VSELP 11.2 kbit/s) ** [[PDC-EFR]] CS-ACELP 8 kbit/s (a.k.a. G.729) ** [[PDC-EFR]] ACELP 6.7 kbit/s (compatible with AMR mode AMR_6.70) ======Generation 3/4====== * [[3rd Generation Partnership Project]] (3GPP) ** [[Adaptive Multi-Rate]] (AMR) *** [[AMR-NB]] **** 3GPP TS 26.073{{snd}} AMR speech Codec (C-source code){{snd}} reference implementation<ref>3GPP (2008-12-11) [http://www.3gpp.org/ftp/Specs/archive/26_series/26.073/26073-800.zip 3GPP TS 26.073 - AMR speech Codec; version 8.0.0 Release 8], retrieved 2009-09-08.</ref> **** opencore-amr (one may compile ffmpeg with—enable-libopencore-amrnb to incorporate the OpenCORE lib) **** FFmpeg (by default decoder only, but see above the compiling options to incorporate the OpenCORE lib) *** [[AMR-WB]] **** 3GPP TS 26.173{{snd}} AMR-WB speech Codec (C-source code){{snd}} reference implementation<ref name="3gpp-amr-wb"/> **** opencore-amr (decoder), from OpenCORE (one may compile ffmpeg with—enable-libopencore-amrwb to incorporate the OpenCORE lib) **** vo-amrwbenc (encoder), from [[VisualOn]], included in Android (one may compile ffmpeg with—enable-libvo-amrwbenc to incorporate the VisualOn lib) **** FFmpeg (by default decoder only, but see above the compiling options). *** [[AMR-WB+]] **** 3GPP TS 26.273{{snd}} AMR-WB+ speech Codec (C-source code){{snd}} reference implementation<ref>3GPP (2008-12-18) [http://www.3gpp.org/ftp/Specs/archive/26_series/26.273/26273-800.zip 3GPP TS 26.273 - AMR-WB+ speech Codec; version 8.0.0 Release 8], retrieved 2009-09-09</ref> *** [[Enhanced Voice Services]] (EVS) **** 3GPP TS.26.443 – Codec for Enhanced Voice Services (EVS) – ANSI C code (floating-point)<ref>3GPP TS 26.443. [http://www.3gpp.org/DynaReport/26443.htm Codec for Enhanced Voice Services (EVS); ANSI C code (floating-point)].</ref> * [[3rd Generation Partnership Project 2]] (3GPP2) ** [[Enhanced Variable Rate Codec]] (EVRC, a.k.a. IS-127){{snd}} based on [[Relaxed Code Excited Linear Prediction|RCELP]] *** FFmpeg (decoder only) ** [[Enhanced Variable Rate Codec B]] (EVRC-B) ** [[QCELP]] (Qualcomm Code Excited Linear Prediction) *** QCELP-8 (a.k.a. SmartRate or IS-96C) **** FFmpeg (decoder only) *** QCELP-13 (a.k.a. PureVoice or IS-733) **** FFmpeg (decoder only) ** [[Selectable Mode Vocoder]] (SMV) ** [[VMR-WB|Variable Multi Rate – WideBand]] (VMR-WB)
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