shithub: jbig2

ref: d02b3649334e59e862b37c70d7d0fa9e086a524c
dir: /jbig2_hufftab.h/

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/* Copyright (C) 2001-2012 Artifex Software, Inc.
   All Rights Reserved.

   This software is provided AS-IS with no warranty, either express or
   implied.

   This software is distributed under license and may not be copied,
   modified or distributed except as expressly authorized under the terms
   of the license contained in the file LICENSE in this distribution.

   Refer to licensing information at http://www.artifex.com or contact
   Artifex Software, Inc.,  7 Mt. Lassen Drive - Suite A-134, San Rafael,
   CA  94903, U.S.A., +1(415)492-9861, for further information.
*/

/*
    jbig2dec
*/


/* predefined Huffman table definitions
    -- See Annex B of the JBIG2 specification */

#ifndef JBIG2_HUFFTAB_H
#define JBIG2_HUFFTAB_H

/* types are in jbig2_huffman.h, you must include that first */

#define JBIG2_COUNTOF(x) (sizeof((x)) / sizeof((x)[0]))

/* Table B.1 */
const Jbig2HuffmanLine
jbig2_huffman_lines_A[] = {
  { 1, 4, 0 },
  { 2, 8, 16 },
  { 3, 16, 272 },
  { 0, 32, -1 },   /* low */
  { 3, 32, 65808 } /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_A = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_A), jbig2_huffman_lines_A };

/* Table B.2 */
const Jbig2HuffmanLine
jbig2_huffman_lines_B[] = {
  { 1, 0, 0 },
  { 2, 0, 1 },
  { 3, 0, 2 },
  { 4, 3, 3 },
  { 5, 6, 11 },
  { 0, 32, -1 }, /* low */
  { 6, 32, 75 }, /* high */
  { 6, 0, 0 }    /* OOB */
};

const Jbig2HuffmanParams
jbig2_huffman_params_B = { TRUE, JBIG2_COUNTOF(jbig2_huffman_lines_B), jbig2_huffman_lines_B };

/* Table B.3 */
const Jbig2HuffmanLine
jbig2_huffman_lines_C[] = {
  { 8, 8, -256 },
  { 1, 0, 0 },
  { 2, 0, 1 },
  { 3, 0, 2 },
  { 4, 3, 3 },
  { 5, 6, 11 },
  { 8, 32, -257 }, /* low */
  { 7, 32, 75 },   /* high */
  { 6, 0, 0 }      /* OOB */
};

const Jbig2HuffmanParams
jbig2_huffman_params_C = { TRUE, JBIG2_COUNTOF(jbig2_huffman_lines_C), jbig2_huffman_lines_C };

/* Table B.4 */
const Jbig2HuffmanLine
jbig2_huffman_lines_D[] = {
  { 1, 0, 1 },
  { 2, 0, 2 },
  { 3, 0, 3 },
  { 4, 3, 4 },
  { 5, 6, 12 },
  { 0, 32, -1 }, /* low */
  { 5, 32, 76 }, /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_D = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_D), jbig2_huffman_lines_D };

/* Table B.5 */
const Jbig2HuffmanLine
jbig2_huffman_lines_E[] = {
	{7, 8, -255},
	{1, 0, 1},
	{2, 0, 2},
	{3, 0, 3},
	{4, 3, 4},
	{5, 6, 12},
	{7, 32, -256}, /* low */
	{6, 32, 76}    /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_E = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_E), jbig2_huffman_lines_E };

/* Table B.6 */
const Jbig2HuffmanLine
jbig2_huffman_lines_F[] = {
	{5, 10, -2048},
	{4, 9, -1024},
	{4, 8, -512},
	{4, 7, -256},
	{5, 6, -128},
	{5, 5, -64},
	{4, 5, -32},
	{2, 7, 0},
	{3, 7, 128},
	{3, 8, 256},
	{4, 9, 512},
	{4, 10, 1024},
	{6, 32, -2049}, /* low */
	{6, 32, 2048}   /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_F = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_F), jbig2_huffman_lines_F };

/* Table B.7 */
const Jbig2HuffmanLine
jbig2_huffman_lines_G[] = {
	{4, 9, -1024},
	{3, 8, -512},
	{4, 7, -256},
	{5, 6, -128},
	{5, 5, -64},
	{4, 5, -32},
	{4, 5, 0},
	{5, 5, 32},
	{5, 6, 64},
	{4, 7, 128},
	{3, 8, 256},
	{3, 9, 512},
	{3, 10, 1024},
	{5, 32, -1025}, /* low */
	{5, 32, 2048}   /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_G = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_G), jbig2_huffman_lines_G };

/* Table B.8 */
const Jbig2HuffmanLine
jbig2_huffman_lines_H[] = {
	{8, 3, -15},
	{9, 1, -7},
	{8, 1, -5},
	{9, 0, -3},
	{7, 0, -2},
	{4, 0, -1},
	{2, 1, 0},
	{5, 0, 2},
	{6, 0, 3},
	{3, 4, 4},
	{6, 1, 20},
	{4, 4, 22},
	{4, 5, 38},
	{5, 6, 70},
	{5, 7, 134},
	{6, 7, 262},
	{7, 8, 390},
	{6, 10, 646},
	{9, 32, -16},  /* low */
	{9, 32, 1670}, /* high */
	{2, 0, 0}      /* OOB */
};

const Jbig2HuffmanParams
jbig2_huffman_params_H = { TRUE, JBIG2_COUNTOF(jbig2_huffman_lines_H), jbig2_huffman_lines_H };

/* Table B.9 */
const Jbig2HuffmanLine
jbig2_huffman_lines_I[] = {
	{8, 4, -31},
	{9, 2, -15},
	{8, 2, -11},
	{9, 1, -7},
	{7, 1, -5},
	{4, 1, -3},
	{3, 1, -1},
	{3, 1, 1},
	{5, 1, 3},
	{6, 1, 5},
	{3, 5, 7},
	{6, 2, 39},
	{4, 5, 43},
	{4, 6, 75},
	{5, 7, 139},
	{5, 8, 267},
	{6, 8, 523},
	{7, 9, 779},
	{6, 11, 1291},
	{9, 32, -32},  /* low */
	{9, 32, 3339}, /* high */
	{2, 0, 0}      /* OOB */
};

const Jbig2HuffmanParams
jbig2_huffman_params_I = { TRUE, JBIG2_COUNTOF(jbig2_huffman_lines_I), jbig2_huffman_lines_I };

/* Table B.10 */
const Jbig2HuffmanLine
jbig2_huffman_lines_J[] = {
	{7, 4, -21},
	{8, 0, -5},
	{7, 0, -4},
	{5, 0, -3},
	{2, 2, -2},
	{5, 0, 2},
	{6, 0, 3},
	{7, 0, 4},
	{8, 0, 5},
	{2, 6, 6},
	{5, 5, 70},
	{6, 5, 102},
	{6, 6, 134},
	{6, 7, 198},
	{6, 8, 326},
	{6, 9, 582},
	{6, 10, 1094},
	{7, 11, 2118},
	{8, 32, -22},  /* low */
	{8, 32, 4166}, /* high */
	{2, 0, 0}      /* OOB */
};

const Jbig2HuffmanParams
jbig2_huffman_params_J = { TRUE, JBIG2_COUNTOF(jbig2_huffman_lines_J), jbig2_huffman_lines_J };

/* Table B.11 */
const Jbig2HuffmanLine
jbig2_huffman_lines_K[] = {
	{1, 0, 1},
	{2, 1, 2},
	{4, 0, 4},
	{4, 1, 5},
	{5, 1, 7},
	{5, 2, 9},
	{6, 2, 13},
	{7, 2, 17},
	{7, 3, 21},
	{7, 4, 29},
	{7, 5, 45},
	{7, 6, 77},
	{0, 32, -1}, /* low */
	{7, 32, 141} /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_K = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_K), jbig2_huffman_lines_K };

/* Table B.12 */
const Jbig2HuffmanLine
jbig2_huffman_lines_L[] = {
	{1, 0, 1},
	{2, 0, 2},
	{3, 1, 3},
	{5, 0, 5},
	{5, 1, 6},
	{6, 1, 8},
	{7, 0, 10},
	{7, 1, 11},
	{7, 2, 13},
	{7, 3, 17},
	{7, 4, 25},
	{8, 5, 41},
	{8, 32, 73},
	{0, 32, -1}, /* low */
	{0, 32, 0}   /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_L = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_L), jbig2_huffman_lines_L };


/* Table B.13 */
const Jbig2HuffmanLine
jbig2_huffman_lines_M[] = {
	{1, 0, 1},
	{3, 0, 2},
	{4, 0, 3},
	{5, 0, 4},
	{4, 1, 5},
	{3, 3, 7},
	{6, 1, 15},
	{6, 2, 17},
	{6, 3, 21},
	{6, 4, 29},
	{6, 5, 45},
	{7, 6, 77},
	{0, 32, -1}, /* low */
	{7, 32, 141} /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_M = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_M), jbig2_huffman_lines_M };

/* Table B.14 */
const Jbig2HuffmanLine
jbig2_huffman_lines_N[] = {
  { 3, 0, -2 },
  { 3, 0, -1 },
  { 1, 0, 0 },
  { 3, 0, 1 },
  { 3, 0, 2 },
  { 0, 32, -1 }, /* low */
  { 0, 32, 3 },  /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_N = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_N), jbig2_huffman_lines_N };

/* Table B.15 */
const Jbig2HuffmanLine
jbig2_huffman_lines_O[] = {
	{7, 4, -24},
	{6, 2, -8},
	{5, 1, -4},
	{4, 0, -2},
	{3, 0, -1},
	{1, 0, 0},
	{3, 0, 1},
	{4, 0, 2},
	{5, 1, 3},
	{6, 2, 5},
	{7, 4, 9},
	{7, 32, -25}, /* low */
	{7, 32, 25}   /* high */
};

const Jbig2HuffmanParams
jbig2_huffman_params_O = { FALSE, JBIG2_COUNTOF(jbig2_huffman_lines_O), jbig2_huffman_lines_O };

#undef JBIG2_COUNTOF

#endif /* JBIG2_HUFFTAB_H */