1cabdff1aSopenharmony_ci/* 2cabdff1aSopenharmony_ci * RealVideo 4 decoder 3cabdff1aSopenharmony_ci * copyright (c) 2007 Konstantin Shishkov 4cabdff1aSopenharmony_ci * 5cabdff1aSopenharmony_ci * This file is part of FFmpeg. 6cabdff1aSopenharmony_ci * 7cabdff1aSopenharmony_ci * FFmpeg is free software; you can redistribute it and/or 8cabdff1aSopenharmony_ci * modify it under the terms of the GNU Lesser General Public 9cabdff1aSopenharmony_ci * License as published by the Free Software Foundation; either 10cabdff1aSopenharmony_ci * version 2.1 of the License, or (at your option) any later version. 11cabdff1aSopenharmony_ci * 12cabdff1aSopenharmony_ci * FFmpeg is distributed in the hope that it will be useful, 13cabdff1aSopenharmony_ci * but WITHOUT ANY WARRANTY; without even the implied warranty of 14cabdff1aSopenharmony_ci * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15cabdff1aSopenharmony_ci * Lesser General Public License for more details. 16cabdff1aSopenharmony_ci * 17cabdff1aSopenharmony_ci * You should have received a copy of the GNU Lesser General Public 18cabdff1aSopenharmony_ci * License along with FFmpeg; if not, write to the Free Software 19cabdff1aSopenharmony_ci * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20cabdff1aSopenharmony_ci */ 21cabdff1aSopenharmony_ci 22cabdff1aSopenharmony_ci/** 23cabdff1aSopenharmony_ci * @file 24cabdff1aSopenharmony_ci * miscellaneous RV40 tables 25cabdff1aSopenharmony_ci */ 26cabdff1aSopenharmony_ci 27cabdff1aSopenharmony_ci#ifndef AVCODEC_RV40DATA_H 28cabdff1aSopenharmony_ci#define AVCODEC_RV40DATA_H 29cabdff1aSopenharmony_ci 30cabdff1aSopenharmony_ci#include <stdint.h> 31cabdff1aSopenharmony_ci 32cabdff1aSopenharmony_ci/** 33cabdff1aSopenharmony_ci * standard widths and heights coded in RV40 34cabdff1aSopenharmony_ci */ 35cabdff1aSopenharmony_ci//@{ 36cabdff1aSopenharmony_cistatic const int rv40_standard_widths[] = { 160, 172, 240, 320, 352, 640, 704, 0}; 37cabdff1aSopenharmony_cistatic const int rv40_standard_heights[] = { 120, 132, 144, 240, 288, 480, -8, -10, 180, 360, 576, 0}; 38cabdff1aSopenharmony_ci//@} 39cabdff1aSopenharmony_ci 40cabdff1aSopenharmony_ci#define MODE2_PATTERNS_NUM 20 41cabdff1aSopenharmony_ci/** 42cabdff1aSopenharmony_ci * intra types table 43cabdff1aSopenharmony_ci * 44cabdff1aSopenharmony_ci * These values are actually coded 3-tuples 45cabdff1aSopenharmony_ci * used for detecting standard block configurations. 46cabdff1aSopenharmony_ci */ 47cabdff1aSopenharmony_cistatic const uint16_t rv40_aic_table_index[MODE2_PATTERNS_NUM] = { 48cabdff1aSopenharmony_ci 0x000, 0x100, 0x200, 49cabdff1aSopenharmony_ci 0x011, 0x111, 0x211, 0x511, 0x611, 50cabdff1aSopenharmony_ci 0x022, 0x122, 0x222, 0x722, 51cabdff1aSopenharmony_ci 0x272, 0x227, 52cabdff1aSopenharmony_ci 0x822, 0x282, 0x228, 53cabdff1aSopenharmony_ci 0x112, 0x116, 0x221 54cabdff1aSopenharmony_ci}; 55cabdff1aSopenharmony_ci 56cabdff1aSopenharmony_ci/** 57cabdff1aSopenharmony_ci * luma quantizer values 58cabdff1aSopenharmony_ci * The second table is used for inter blocks. 59cabdff1aSopenharmony_ci */ 60cabdff1aSopenharmony_cistatic const uint8_t rv40_luma_dc_quant[2][32] = { 61cabdff1aSopenharmony_ci { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 62cabdff1aSopenharmony_ci 16, 17, 17, 18, 18, 18, 19, 19, 19, 20, 20, 20, 22, 22, 22, 22 }, 63cabdff1aSopenharmony_ci { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 64cabdff1aSopenharmony_ci 16, 17, 18, 19, 20, 20, 21, 21, 22, 23, 23, 23, 24, 24, 24, 24 } 65cabdff1aSopenharmony_ci}; 66cabdff1aSopenharmony_ci 67cabdff1aSopenharmony_ci/** 68cabdff1aSopenharmony_ci * @name Coefficients used by the RV40 loop filter 69cabdff1aSopenharmony_ci * @{ 70cabdff1aSopenharmony_ci */ 71cabdff1aSopenharmony_ci 72cabdff1aSopenharmony_ci/** alpha parameter for RV40 loop filter - almost the same as in JVT-A003r1 */ 73cabdff1aSopenharmony_cistatic const uint8_t rv40_alpha_tab[32] = { 74cabdff1aSopenharmony_ci 128, 128, 128, 128, 128, 128, 128, 128, 75cabdff1aSopenharmony_ci 128, 128, 122, 96, 75, 59, 47, 37, 76cabdff1aSopenharmony_ci 29, 23, 18, 15, 13, 11, 10, 9, 77cabdff1aSopenharmony_ci 8, 7, 6, 5, 4, 3, 2, 1 78cabdff1aSopenharmony_ci}; 79cabdff1aSopenharmony_ci/** beta parameter for RV40 loop filter - almost the same as in JVT-A003r1 */ 80cabdff1aSopenharmony_cistatic const uint8_t rv40_beta_tab[32] = { 81cabdff1aSopenharmony_ci 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 4, 4, 4, 6, 6, 82cabdff1aSopenharmony_ci 6, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 13, 14, 15, 16, 17 83cabdff1aSopenharmony_ci}; 84cabdff1aSopenharmony_ci/** clip table for RV40 loop filter - the same as in JVT-A003r1 */ 85cabdff1aSopenharmony_cistatic const uint8_t rv40_filter_clip_tbl[3][32] = { 86cabdff1aSopenharmony_ci { 87cabdff1aSopenharmony_ci 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 88cabdff1aSopenharmony_ci 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 89cabdff1aSopenharmony_ci }, 90cabdff1aSopenharmony_ci { 91cabdff1aSopenharmony_ci 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 92cabdff1aSopenharmony_ci 1, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 5, 5 93cabdff1aSopenharmony_ci }, 94cabdff1aSopenharmony_ci { 95cabdff1aSopenharmony_ci 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 96cabdff1aSopenharmony_ci 1, 2, 2, 2, 2, 3, 3, 3, 4, 4, 5, 5, 5, 7, 8, 9 97cabdff1aSopenharmony_ci } 98cabdff1aSopenharmony_ci}; 99cabdff1aSopenharmony_ci/** @} */ // end loopfilter group 100cabdff1aSopenharmony_ci 101cabdff1aSopenharmony_ci#endif /* AVCODEC_RV40DATA_H */ 102