In force components 
Number

Title 
Status 
G.729 (06/12) 
Coding of speech at 8 kbit/s using conjugatestructure algebraiccodeexcited linear prediction (CSACELP)

In force

G.Imp729 (10/17) 
Implementors' Guide for G.729 (2012) "Coding of speech at 8 kbit/s using CSACELP"

In force


Superseded and Withdrawn components 
Number

Title 
Status 
G.Imp723.1/G.729/G.723.1 (02/02) 
Implementor's Guide for G.723.1 and G.729 Annexes F, G, H, I

Superseded

G.729 (03/96) 
Coding of speech at 8 kbit/s using conjugatestructure algebraiccodeexcited linear prediction (CSACELP)
This Recommendation includes 3 diskettes containing source code and test sequences for implementation verification of the algorithm of the G.729 8 kbit/s CSACELP speech coder

Superseded

G.729 (1996) Erratum 1 (04/06) 

Superseded

G.729 Annex A (11/96) 
Reduced complexity 8 kbit/s CSACELP speech codec
This annex includes 3 diskettes containing source code and test sequences for implementation verification of the algorithm of the G.729 reduced complexity 8 kbit/s CSACELP speech coder

Superseded

G.729 Annex B (10/96) 
A silence compression scheme for G.729 optimized for terminals conforming to Recommendation V.70
This annex includes 1 diskette containing source code and test sequences for implementation verification of the version 1.3 algorithm of the G.729 silence compression scheme

Superseded

G.729 Annex B (1996) Corrigendum 1 (02/98) 
This corrigendum was not published and concerns only the software; the resulting version 1.3 had been included in the published ITUT Recommendation G.729 Annex B (10/1996)

Superseded

G.729 Annex B (1996) Corrigendum 2 (02/00) 
This corrigendum concerns only the software; the resulting version 1.4 is included in the published ITUT Recommendation G.729 Annex B (10/1996)

Superseded

G.729 Annex B (1996) Corrigendum 3 (03/01) 
Published as a covering note

Superseded

G.729 Annex C (09/98) 
Reference floatingpoint implementation for G.729 CSACELP 8 kbit/s speech coding
This annex includes 1 diskette containing version 1.01 of reference C code for floating point implementation of the G.729 8 kbit/s CSACELP speech coder

Superseded

G.729 Annex C+ (02/00) 
Reference floatingpoint implementation for integrating G.729 CSACELP speech coding main body with Annexes B, D and E
This annex includes an electronic attachment containing version 2.1 of reference C code for floating point implementation of CSACELP at 6.4/8/11.8 kbit/s with DTX functionality

Superseded

G.729 Annex C+ (2000) Corrigendum 1 (03/01) 
Published as a covering note

Superseded

G.729 Annex D (09/98) 
6.4 kbit/s CSACELP speech coding algorithm
This annex includes 1 diskette containing version 1.2 of source C code for fixed point implementation of the G.729 6.4 kbit/s CSACELP speech coder

Superseded

G.729 Annex D (1998) Corrigendum 1 (02/00) 
This corrigendum concerns only the software; the resulting version 1.3 is included in the published ITUT Recommendation G.729 Annex D (09/1998)

Superseded

G.729 Annex E (09/98) 
11.8 kbit/s CSACELP speech coding algorithm
This annex includes 2 diskettes containing version 1.2 of source C code and test vectors for fixed point implementation of the G.729 11.8 kbit/s CSACELP speech coder

Superseded

G.729 Annex E (1998) Corrigendum 1 (02/00) 
This corrigendum concerns only the software; the resulting version 1.3 is included in the published ITUT Recommendation G.729 Annex E (09/1998)

Superseded

G.729 Annex F (02/00) 
Reference implementation of G.729 Annex B DTX functionality for Annex D
This annex includes an electronic attachment containing version 1.1 of reference C code and test vectors for fixed point implementation of CSACELP at 6.4 kbit/s 8 kbit/s with DTX functionality

Superseded

G.729 Annex F (2000) Corrigendum 1 (03/01) 
Published as a covering note

Superseded

G.729 Annex G (02/00) 
Reference implementation of G.729 Annex B DTX functionality for Annex E
This annex includes an electronic attachment containing version 1.1 of reference C code and test vectors for fixed point implementation of CSACELP at 8 kbit/s and 11.8 kbit/s with DTX functionality

Superseded

G.729 Annex G (2000) Corrigendum 1 (03/01) 
Published as a covering note

Superseded

G.729 Annex H (02/00) 
Reference implementation of switching procedure between G.729 Annexes D and E
This annex includes an electronic attachment containing version 1.1 of reference C code and test vectors for fixed point implementation of CSACELP at 6.4 kbit/s 8 kbit/s and 11.8 kbit/s without DTX functionality

Superseded

G.729 Annex I (02/00) 
Reference fixedpoint implementation for integrating G.729 CSACELP speech coding main body with Annexes B, D and E
This annex includes an electronic attachment containing version 1.1 of reference C code and test vectors for fixed point implementation of CSACELP at 6.4 kbit/s 8 kbit/s and 11.8 kb/s with DTX functionality

Superseded

G.729 Annex I (2000) Corrigendum 1 (03/01) 
Published as a covering note

Superseded

G.729 Annex J (05/06) 
An embedded variable bitrate extension to G.729: An interoperable 832 kbit/s scalable wideband extension to G.729
Annex J describes an extension of ITUT Rec. G.729 for 832 kbit/s scalable wideband speech and audio coding algorithm interoperable with G.729 and its Annexes A and B. The details of Annex J are specified and published in ITUT Rec. G.729.1 in order to provide for an easier maintenance, and to give it a better visibility

Superseded

G.729 Appendix I (06/01) 
External synchronous reset performance for G.729 codecs in systems using external VAD/DTX/CNG

Superseded

G.729 Appendix II (08/05) 
G.729 Annex B enhancements in voiceoverIP applications  Option 1

Superseded

G.729 Appendix III (08/05) 
G.729 Annex B enhancements in voiceoverIP applications  Option 2

Superseded

G.729 (01/07) 
Coding of speech at 8 kbit/s using conjugatestructure algebraiccodeexcited linear prediction (CSACELP)

Superseded

G.Imp729 (11/09) 
Implementors' Guide for G.729  (Coding of speech at 8 kbit/s using CSACELP)

Superseded

G.Imp729 (04/06) 
Implementors' Guide for G.729  (Coding of speech at 8 kbit/s using CSACELP)

Superseded

G.Imp729 (10/02) 
Implementers' Guide for G.729 Annexes B, F, G, I and C+ (Coding of speech at 8 kbit/s using CSACELP)

Superseded
