1
Scope
2 References
3 Abbreviations
4 Notations and conventions
5 General description of the
coder
5.1 Encoder
5.2 Decoder
5.3 Frame
erasure concealment (FEC)
5.4 Coder
modes
5.5 Bit allocation
to coder parameters and bitstream layer format
5.6 Algorithmic delay
5.7 Computational
complexity and storage requirement
5.8 Coder description
6 Functional description of the
encoder
6.1 QMF analysis
filterbank, signal downscaling and spectral folding of the higher band
6.2 Pre-processing of
lower band
6.3 Narrowband embedded
CELP encoder (Layers 1 and 2)
6.4 Pre-processing of the
higher band
6.5 TDBWE encoder (Layer
3)
6.6 TDAC encoder (Layers 4
to 12)
7 Functional description of the
decoder
7.1 Narrowband embedded
CELP decoder (Layers 1 and 2)
7.2 TDBWE decoder (Layer
3)
7.3 TDAC decoder (Layers 4
to 12)
7.4 Post-filtering of the
lower band
7.5 Spectral folding of
higher band, signal upscaling and QMF synthesis filterbank
7.6 Frame erasure
concealment
7.7 Bit-rate switching
8 Description of the transmitted
parameter indices
9 Bit-exact description of the
G.729EV coder
9.1 Use of the simulation
software
9.2 Organization of the
simulation software
Annex A – Packet format, capability identifiers and capability
parameters
A.1 References
A.2 Packet structure for G.729.1
frames
A.3 Capability identifiers
and parameters for use with ITU-T Rec. H.245
A.4 Interoperability with
ITU-T Rec. G.729
Annex B – Reference floating-point implementation for G.729.1
B.1 Scope
B.2 References
B.3 Overview
B.4 Algorithmic
description
B.5 ANSI
C Code
Annex C – DTX/CNG scheme
C.1 Scope
C.2 References
C.3 Definitions
C.4 Abbreviations and
acronyms
C.5 Conventions
C.6 General description of
the DTX, SID and CNG components
C.7 Functional description
of the silence compression encoder
C.8 Functional description
of the silence compression decoder
C.9 Memory update
C.10 Description of the
transmitted parameter indices
C.11 Bit-exact description
of the silence compression of G.729.1 Electronic attachment –
C source code and test vectors