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Contents
Page
Introduction..............................................................................................................................................................
iii
1
Scope ............................................................................................................................................................
1
2
Normative references.....................................................................................................................................
1
3
Definitions, abbreviations and symbols .........................................................................................................
1
4
General .........................................................................................................................................................
12
5
Interchange format requirements ...................................................................................................................
23
6
Encoder requirements ...................................................................................................................................
23
7
Decoder requirements ...................................................................................................................................
23
Annex A ­ Mathematical definitions........................................................................................................................
24
Annex B ­ Compressed data formats........................................................................................................................
31
Annex C ­ Huffman table specification....................................................................................................................
50
Annex D ­ Arithmetic coding ..................................................................................................................................
54
Annex E ­ Encoder and decoder control procedures ................................................................................................
77
Annex F ­ Sequential DCT-based mode of operation...............................................................................................
87
Annex G ­ Progressive DCT-based mode of operation.............................................................................................
119
Annex H ­ Lossless mode of operation ....................................................................................................................
132
Annex J ­ Hierarchical mode of operation................................................................................................................
137
Annex K ­ Examples and guidelines........................................................................................................................
143
Annex L ­ Patents....................................................................................................................................................
179
Annex M ­ Bibliography..........................................................................................................................................
181
CCITT Rec. T.81 (1992 E)
i
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