December 2002
Intermediate to advanced
454 pages
25h 39m
English
Content preview from Lossless Compression Handbook
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PART IV / STANDARDS
1 0 1 1 0 0 0 1 1 1 1
1 0 1 1 0 0 0 1 1 1 1
I 0 I I 0 X 9 9 9 .9 .9
9 .9 .9 .9 .9 .9 9 .9 ? 9 .9
1 1
1 1
9 .9
.9 .9
FIGURE 20.4
Context for coding pixel X.
20.2.4 Run-Length Color Encoding
This is a simple extension of standard run-length encoding and is formalized in ITU-T Recom-
mendation T.45. The bitstream is divided into
header and data. The
header specifies the number of
color components, the number of bytes used to represent each component value, and the number
of different color values that are encoded.
The data consist of alternating run-lengths and values. The ...
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