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38 lines
920 B
C
38 lines
920 B
C
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/* Fax G3/G4 tables */
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typedef struct cfe_code_s cfe_code;
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struct cfe_code_s
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{
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unsigned short code;
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unsigned short nbits;
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};
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typedef struct cf_runs_s {
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cfe_code termination[64];
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cfe_code makeup[41];
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} cf_runs;
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/* Encoding tables */
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/* Codes common to 1-D and 2-D encoding. */
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extern const cfe_code cf_run_eol;
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extern const cf_runs cf_white_runs, cf_black_runs;
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extern const cfe_code cf_uncompressed[6];
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extern const cfe_code cf_uncompressed_exit[10]; /* indexed by 2 x length of */
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/* 1-D encoding. */
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extern const cfe_code cf1_run_uncompressed;
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/* 2-D encoding. */
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enum { cf2_run_vertical_offset = 3 };
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extern const cfe_code cf2_run_pass;
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extern const cfe_code cf2_run_vertical[7]; /* indexed by b1 - a1 + offset */
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extern const cfe_code cf2_run_horizontal;
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extern const cfe_code cf2_run_uncompressed;
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/* 2-D Group 3 encoding. */
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extern const cfe_code cf2_run_eol_1d;
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extern const cfe_code cf2_run_eol_2d;
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