1/**
2 * @file
3 * VP5 and VP6 compatible video decoder (common data)
4 *
5 * Copyright (C) 2006  Aurelien Jacobs <aurel@gnuage.org>
6 *
7 * This file is part of FFmpeg.
8 *
9 * FFmpeg is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * FFmpeg is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with FFmpeg; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24#include "vp56data.h"
25
26const uint8_t vp56_b2p[]   = { 0, 0, 0, 0, 1, 2, 3, 3, 3, 3 };
27const uint8_t vp56_b6to4[] = { 0, 0, 1, 1, 2, 3 };
28
29const uint8_t vp56_coeff_parse_table[6][11] = {
30    { 159,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0 },
31    { 145, 165,   0,   0,   0,   0,   0,   0,   0,   0,   0 },
32    { 140, 148, 173,   0,   0,   0,   0,   0,   0,   0,   0 },
33    { 135, 140, 155, 176,   0,   0,   0,   0,   0,   0,   0 },
34    { 130, 134, 141, 157, 180,   0,   0,   0,   0,   0,   0 },
35    { 129, 130, 133, 140, 153, 177, 196, 230, 243, 254, 254 },
36};
37
38const uint8_t vp56_def_mb_types_stats[3][10][2] = {
39    { {  69, 42 }, {   1,  2 }, {  1,   7 }, {  44, 42 }, {  6, 22 },
40      {   1,  3 }, {   0,  2 }, {  1,   5 }, {   0,  1 }, {  0,  0 }, },
41    { { 229,  8 }, {   1,  1 }, {  0,   8 }, {   0,  0 }, {  0,  0 },
42      {   1,  2 }, {   0,  1 }, {  0,   0 }, {   1,  1 }, {  0,  0 }, },
43    { { 122, 35 }, {   1,  1 }, {  1,   6 }, {  46, 34 }, {  0,  0 },
44      {   1,  2 }, {   0,  1 }, {  0,   1 }, {   1,  1 }, {  0,  0 }, },
45};
46
47const VP56Tree vp56_pva_tree[] = {
48    { 8, 0},
49    { 4, 1},
50    { 2, 2}, {-0}, {-1},
51    { 2, 3}, {-2}, {-3},
52    { 4, 4},
53    { 2, 5}, {-4}, {-5},
54    { 2, 6}, {-6}, {-7},
55};
56
57const VP56Tree vp56_pc_tree[] = {
58    { 4, 6},
59    { 2, 7}, {-0}, {-1},
60    { 4, 8},
61    { 2, 9}, {-2}, {-3},
62    { 2,10}, {-4}, {-5},
63};
64
65const uint8_t vp56_coeff_bias[] = { 0, 1, 2, 3, 4, 5, 7, 11, 19, 35, 67 };
66const uint8_t vp56_coeff_bit_length[] = { 0, 1, 2, 3, 4, 10 };
67