ITU-T REC. H.120 – CODECS FOR VIDEOCONFERENCING USING PRIMARY DIGITAL GROUP
TRANSMISSION
Introduction
1 A codec for 625-lines, 50 fields/s and 2048 kbit/s transmission for
intra-regional use and capable of interworki...
1.1 Scope
1.2 Brief specification
1.3 Video interface
1.4 Source coder
1.5 Video multiplex coding
1.6 Transmission coding
1.7 Error correction
2 Codecs not requiring separate television standards conversion when used on
interregional connections
2.1 Introduction
2.2 Brief specification
2.3 Video interface
2.4 Source coder
2.5 Video multiplex coding
2.6 Transmission coding
3 A codec for 525-lines, 60 fields/s and 1544 kbit/s transmission for
intra-regional use
3.1 Introduction
3.2 Outline of codec
3.3 Brief specification
3.4 Video interface
3.5 Pre- and post-processing
3.6 Source coding
3.7 Audio coding
3.8 Transmission coding
ANNEX A
A.1 Introduction
A.2 Graphics codec for videoconferencing graphics
A.3 Graphics codec for videoconferencing-graphics - Mode 2
ANNEX B
ANNEX C
C.1 Introduction
C.2 Facilities
C.3 Coding
C.4 Transmission and synchronization
C.5 Decoder
ANNEX D
ANNEX E
E.1 Configuration
E.2 Basic filter characteristics
E.3 Advanced filter characteristics
ANNEX F
ANNEX G
APPENDIX I
References