1/* 2 * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org> 3 * 4 * This file is part of Libav. 5 * 6 * Libav is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * Libav is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with Libav; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21/** 22 * @file 23 * VP5 and VP6 compatible video decoder (common data) 24 */ 25 26#include "vp56data.h" 27 28const uint8_t vp56_b2p[] = { 0, 0, 0, 0, 1, 2, 3, 3, 3, 3 }; 29const uint8_t vp56_b6to4[] = { 0, 0, 1, 1, 2, 3 }; 30 31const uint8_t vp56_coeff_parse_table[6][11] = { 32 { 159, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 33 { 145, 165, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 34 { 140, 148, 173, 0, 0, 0, 0, 0, 0, 0, 0 }, 35 { 135, 140, 155, 176, 0, 0, 0, 0, 0, 0, 0 }, 36 { 130, 134, 141, 157, 180, 0, 0, 0, 0, 0, 0 }, 37 { 129, 130, 133, 140, 153, 177, 196, 230, 243, 254, 254 }, 38}; 39 40const uint8_t vp56_def_mb_types_stats[3][10][2] = { 41 { { 69, 42 }, { 1, 2 }, { 1, 7 }, { 44, 42 }, { 6, 22 }, 42 { 1, 3 }, { 0, 2 }, { 1, 5 }, { 0, 1 }, { 0, 0 }, }, 43 { { 229, 8 }, { 1, 1 }, { 0, 8 }, { 0, 0 }, { 0, 0 }, 44 { 1, 2 }, { 0, 1 }, { 0, 0 }, { 1, 1 }, { 0, 0 }, }, 45 { { 122, 35 }, { 1, 1 }, { 1, 6 }, { 46, 34 }, { 0, 0 }, 46 { 1, 2 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, 47}; 48 49const VP56Tree vp56_pva_tree[] = { 50 { 8, 0}, 51 { 4, 1}, 52 { 2, 2}, {-0}, {-1}, 53 { 2, 3}, {-2}, {-3}, 54 { 4, 4}, 55 { 2, 5}, {-4}, {-5}, 56 { 2, 6}, {-6}, {-7}, 57}; 58 59const VP56Tree vp56_pc_tree[] = { 60 { 4, 6}, 61 { 2, 7}, {-0}, {-1}, 62 { 4, 8}, 63 { 2, 9}, {-2}, {-3}, 64 { 2,10}, {-4}, {-5}, 65}; 66 67const uint8_t vp56_coeff_bias[] = { 0, 1, 2, 3, 4, 5, 7, 11, 19, 35, 67 }; 68const uint8_t vp56_coeff_bit_length[] = { 0, 1, 2, 3, 4, 10 }; 69