1/* 2 * H26L/H264/AVC/JVT/14496-10/... encoder/decoder 3 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22/** 23 * @file 24 * @brief 25 * H264 / AVC / MPEG4 part10 codec data table 26 * @author Michael Niedermayer <michaelni@gmx.at> 27 */ 28 29#ifndef AVCODEC_H264DATA_H 30#define AVCODEC_H264DATA_H 31 32#include <stdint.h> 33#include "libavutil/rational.h" 34#include "mpegvideo.h" 35#include "h264.h" 36 37 38static const uint8_t golomb_to_pict_type[5]= 39{FF_P_TYPE, FF_B_TYPE, FF_I_TYPE, FF_SP_TYPE, FF_SI_TYPE}; 40 41static const uint8_t golomb_to_intra4x4_cbp[48]={ 42 47, 31, 15, 0, 23, 27, 29, 30, 7, 11, 13, 14, 39, 43, 45, 46, 43 16, 3, 5, 10, 12, 19, 21, 26, 28, 35, 37, 42, 44, 1, 2, 4, 44 8, 17, 18, 20, 24, 6, 9, 22, 25, 32, 33, 34, 36, 40, 38, 41 45}; 46 47static const uint8_t golomb_to_inter_cbp[48]={ 48 0, 16, 1, 2, 4, 8, 32, 3, 5, 10, 12, 15, 47, 7, 11, 13, 49 14, 6, 9, 31, 35, 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46, 50 17, 18, 20, 24, 19, 21, 26, 28, 23, 27, 29, 30, 22, 25, 38, 41 51}; 52 53static const uint8_t zigzag_scan[16]={ 54 0+0*4, 1+0*4, 0+1*4, 0+2*4, 55 1+1*4, 2+0*4, 3+0*4, 2+1*4, 56 1+2*4, 0+3*4, 1+3*4, 2+2*4, 57 3+1*4, 3+2*4, 2+3*4, 3+3*4, 58}; 59 60static const uint8_t field_scan[16]={ 61 0+0*4, 0+1*4, 1+0*4, 0+2*4, 62 0+3*4, 1+1*4, 1+2*4, 1+3*4, 63 2+0*4, 2+1*4, 2+2*4, 2+3*4, 64 3+0*4, 3+1*4, 3+2*4, 3+3*4, 65}; 66 67static const uint8_t luma_dc_zigzag_scan[16]={ 68 0*16 + 0*64, 1*16 + 0*64, 2*16 + 0*64, 0*16 + 2*64, 69 3*16 + 0*64, 0*16 + 1*64, 1*16 + 1*64, 2*16 + 1*64, 70 1*16 + 2*64, 2*16 + 2*64, 3*16 + 2*64, 0*16 + 3*64, 71 3*16 + 1*64, 1*16 + 3*64, 2*16 + 3*64, 3*16 + 3*64, 72}; 73 74static const uint8_t luma_dc_field_scan[16]={ 75 0*16 + 0*64, 2*16 + 0*64, 1*16 + 0*64, 0*16 + 2*64, 76 2*16 + 2*64, 3*16 + 0*64, 1*16 + 2*64, 3*16 + 2*64, 77 0*16 + 1*64, 2*16 + 1*64, 0*16 + 3*64, 2*16 + 3*64, 78 1*16 + 1*64, 3*16 + 1*64, 1*16 + 3*64, 3*16 + 3*64, 79}; 80 81static const uint8_t chroma_dc_scan[4]={ 82 (0+0*2)*16, (1+0*2)*16, 83 (0+1*2)*16, (1+1*2)*16, //FIXME 84}; 85 86// zigzag_scan8x8_cavlc[i] = zigzag_scan8x8[(i/4) + 16*(i%4)] 87static const uint8_t zigzag_scan8x8_cavlc[64]={ 88 0+0*8, 1+1*8, 1+2*8, 2+2*8, 89 4+1*8, 0+5*8, 3+3*8, 7+0*8, 90 3+4*8, 1+7*8, 5+3*8, 6+3*8, 91 2+7*8, 6+4*8, 5+6*8, 7+5*8, 92 1+0*8, 2+0*8, 0+3*8, 3+1*8, 93 3+2*8, 0+6*8, 4+2*8, 6+1*8, 94 2+5*8, 2+6*8, 6+2*8, 5+4*8, 95 3+7*8, 7+3*8, 4+7*8, 7+6*8, 96 0+1*8, 3+0*8, 0+4*8, 4+0*8, 97 2+3*8, 1+5*8, 5+1*8, 5+2*8, 98 1+6*8, 3+5*8, 7+1*8, 4+5*8, 99 4+6*8, 7+4*8, 5+7*8, 6+7*8, 100 0+2*8, 2+1*8, 1+3*8, 5+0*8, 101 1+4*8, 2+4*8, 6+0*8, 4+3*8, 102 0+7*8, 4+4*8, 7+2*8, 3+6*8, 103 5+5*8, 6+5*8, 6+6*8, 7+7*8, 104}; 105 106static const uint8_t field_scan8x8[64]={ 107 0+0*8, 0+1*8, 0+2*8, 1+0*8, 108 1+1*8, 0+3*8, 0+4*8, 1+2*8, 109 2+0*8, 1+3*8, 0+5*8, 0+6*8, 110 0+7*8, 1+4*8, 2+1*8, 3+0*8, 111 2+2*8, 1+5*8, 1+6*8, 1+7*8, 112 2+3*8, 3+1*8, 4+0*8, 3+2*8, 113 2+4*8, 2+5*8, 2+6*8, 2+7*8, 114 3+3*8, 4+1*8, 5+0*8, 4+2*8, 115 3+4*8, 3+5*8, 3+6*8, 3+7*8, 116 4+3*8, 5+1*8, 6+0*8, 5+2*8, 117 4+4*8, 4+5*8, 4+6*8, 4+7*8, 118 5+3*8, 6+1*8, 6+2*8, 5+4*8, 119 5+5*8, 5+6*8, 5+7*8, 6+3*8, 120 7+0*8, 7+1*8, 6+4*8, 6+5*8, 121 6+6*8, 6+7*8, 7+2*8, 7+3*8, 122 7+4*8, 7+5*8, 7+6*8, 7+7*8, 123}; 124 125static const uint8_t field_scan8x8_cavlc[64]={ 126 0+0*8, 1+1*8, 2+0*8, 0+7*8, 127 2+2*8, 2+3*8, 2+4*8, 3+3*8, 128 3+4*8, 4+3*8, 4+4*8, 5+3*8, 129 5+5*8, 7+0*8, 6+6*8, 7+4*8, 130 0+1*8, 0+3*8, 1+3*8, 1+4*8, 131 1+5*8, 3+1*8, 2+5*8, 4+1*8, 132 3+5*8, 5+1*8, 4+5*8, 6+1*8, 133 5+6*8, 7+1*8, 6+7*8, 7+5*8, 134 0+2*8, 0+4*8, 0+5*8, 2+1*8, 135 1+6*8, 4+0*8, 2+6*8, 5+0*8, 136 3+6*8, 6+0*8, 4+6*8, 6+2*8, 137 5+7*8, 6+4*8, 7+2*8, 7+6*8, 138 1+0*8, 1+2*8, 0+6*8, 3+0*8, 139 1+7*8, 3+2*8, 2+7*8, 4+2*8, 140 3+7*8, 5+2*8, 4+7*8, 5+4*8, 141 6+3*8, 6+5*8, 7+3*8, 7+7*8, 142}; 143 144typedef struct IMbInfo{ 145 uint16_t type; 146 uint8_t pred_mode; 147 uint8_t cbp; 148} IMbInfo; 149 150static const IMbInfo i_mb_type_info[26]={ 151{MB_TYPE_INTRA4x4 , -1, -1}, 152{MB_TYPE_INTRA16x16, 2, 0}, 153{MB_TYPE_INTRA16x16, 1, 0}, 154{MB_TYPE_INTRA16x16, 0, 0}, 155{MB_TYPE_INTRA16x16, 3, 0}, 156{MB_TYPE_INTRA16x16, 2, 16}, 157{MB_TYPE_INTRA16x16, 1, 16}, 158{MB_TYPE_INTRA16x16, 0, 16}, 159{MB_TYPE_INTRA16x16, 3, 16}, 160{MB_TYPE_INTRA16x16, 2, 32}, 161{MB_TYPE_INTRA16x16, 1, 32}, 162{MB_TYPE_INTRA16x16, 0, 32}, 163{MB_TYPE_INTRA16x16, 3, 32}, 164{MB_TYPE_INTRA16x16, 2, 15+0}, 165{MB_TYPE_INTRA16x16, 1, 15+0}, 166{MB_TYPE_INTRA16x16, 0, 15+0}, 167{MB_TYPE_INTRA16x16, 3, 15+0}, 168{MB_TYPE_INTRA16x16, 2, 15+16}, 169{MB_TYPE_INTRA16x16, 1, 15+16}, 170{MB_TYPE_INTRA16x16, 0, 15+16}, 171{MB_TYPE_INTRA16x16, 3, 15+16}, 172{MB_TYPE_INTRA16x16, 2, 15+32}, 173{MB_TYPE_INTRA16x16, 1, 15+32}, 174{MB_TYPE_INTRA16x16, 0, 15+32}, 175{MB_TYPE_INTRA16x16, 3, 15+32}, 176{MB_TYPE_INTRA_PCM , -1, -1}, 177}; 178 179typedef struct PMbInfo{ 180 uint16_t type; 181 uint8_t partition_count; 182} PMbInfo; 183 184static const PMbInfo p_mb_type_info[5]={ 185{MB_TYPE_16x16|MB_TYPE_P0L0 , 1}, 186{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P1L0, 2}, 187{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P1L0, 2}, 188{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P1L0, 4}, 189{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P1L0|MB_TYPE_REF0, 4}, 190}; 191 192static const PMbInfo p_sub_mb_type_info[4]={ 193{MB_TYPE_16x16|MB_TYPE_P0L0 , 1}, 194{MB_TYPE_16x8 |MB_TYPE_P0L0 , 2}, 195{MB_TYPE_8x16 |MB_TYPE_P0L0 , 2}, 196{MB_TYPE_8x8 |MB_TYPE_P0L0 , 4}, 197}; 198 199static const PMbInfo b_mb_type_info[23]={ 200{MB_TYPE_DIRECT2|MB_TYPE_L0L1 , 1, }, 201{MB_TYPE_16x16|MB_TYPE_P0L0 , 1, }, 202{MB_TYPE_16x16 |MB_TYPE_P0L1 , 1, }, 203{MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1 , 1, }, 204{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, }, 205{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, }, 206{MB_TYPE_16x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, 207{MB_TYPE_8x16 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, 208{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L1, 2, }, 209{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L1, 2, }, 210{MB_TYPE_16x8 |MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, }, 211{MB_TYPE_8x16 |MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, }, 212{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, 213{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, 214{MB_TYPE_16x8 |MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, 215{MB_TYPE_8x16 |MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, 216{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, }, 217{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, }, 218{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, 219{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, 220{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, 221{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, 222{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 4, }, 223}; 224 225static const PMbInfo b_sub_mb_type_info[13]={ 226{MB_TYPE_DIRECT2 , 1, }, 227{MB_TYPE_16x16|MB_TYPE_P0L0 , 1, }, 228{MB_TYPE_16x16 |MB_TYPE_P0L1 , 1, }, 229{MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1 , 1, }, 230{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, }, 231{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, }, 232{MB_TYPE_16x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, 233{MB_TYPE_8x16 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, }, 234{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, 235{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, }, 236{MB_TYPE_8x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 4, }, 237{MB_TYPE_8x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 4, }, 238{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 4, }, 239}; 240 241static const uint8_t dequant4_coeff_init[6][3]={ 242 {10,13,16}, 243 {11,14,18}, 244 {13,16,20}, 245 {14,18,23}, 246 {16,20,25}, 247 {18,23,29}, 248}; 249 250static const uint8_t dequant8_coeff_init_scan[16] = { 251 0,3,4,3, 3,1,5,1, 4,5,2,5, 3,1,5,1 252}; 253static const uint8_t dequant8_coeff_init[6][6]={ 254 {20,18,32,19,25,24}, 255 {22,19,35,21,28,26}, 256 {26,23,42,24,33,31}, 257 {28,25,45,26,35,33}, 258 {32,28,51,30,40,38}, 259 {36,32,58,34,46,43}, 260}; 261 262#endif /* AVCODEC_H264DATA_H */ 263