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annotate libavcodec/h264_data.h @ 9:ea1ba68cf0ed

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update to match api changes + add sscc produced source
author Nina Engelhardt <nengel@mailbox.tu-berlin.de>
date Wed, 05 Jun 2013 14:43:26 +0200
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nengel@2 1 /*
nengel@2 2 * H26L/H264/AVC/JVT/14496-10/... encoder/decoder
nengel@2 3 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
nengel@2 4 *
nengel@2 5 * This file is part of FFmpeg.
nengel@2 6 *
nengel@2 7 * FFmpeg is free software; you can redistribute it and/or
nengel@2 8 * modify it under the terms of the GNU Lesser General Public
nengel@2 9 * License as published by the Free Software Foundation; either
nengel@2 10 * version 2.1 of the License, or (at your option) any later version.
nengel@2 11 *
nengel@2 12 * FFmpeg is distributed in the hope that it will be useful,
nengel@2 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
nengel@2 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
nengel@2 15 * Lesser General Public License for more details.
nengel@2 16 *
nengel@2 17 * You should have received a copy of the GNU Lesser General Public
nengel@2 18 * License along with FFmpeg; if not, write to the Free Software
nengel@2 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
nengel@2 20 */
nengel@2 21
nengel@2 22 /**
nengel@2 23 * @file
nengel@2 24 * @brief
nengel@2 25 * H264 / AVC / MPEG4 part10 codec data table
nengel@2 26 * @author Michael Niedermayer <michaelni@gmx.at>
nengel@2 27 */
nengel@2 28
nengel@2 29 #ifndef AVCODEC_H264DATA_H
nengel@2 30 #define AVCODEC_H264DATA_H
nengel@2 31
nengel@2 32 #include <stdint.h>
nengel@2 33 #include "avcodec.h"
nengel@2 34 //#include "h264.h"
nengel@2 35
nengel@2 36 /*
nengel@2 37 o-o o-o
nengel@2 38 / / /
nengel@2 39 o-o o-o
nengel@2 40 ,---'
nengel@2 41 o-o o-o
nengel@2 42 / / /
nengel@2 43 o-o o-o
nengel@2 44 */
nengel@2 45 //This table must be here because scan8[constant] must be known at compiletime
nengel@2 46 static const uint8_t scan8[16 + 2*4]={
nengel@2 47 4+1*8, 5+1*8, 4+2*8, 5+2*8,
nengel@2 48 6+1*8, 7+1*8, 6+2*8, 7+2*8,
nengel@2 49 4+3*8, 5+3*8, 4+4*8, 5+4*8,
nengel@2 50 6+3*8, 7+3*8, 6+4*8, 7+4*8,
nengel@2 51 1+1*8, 2+1*8,
nengel@2 52 1+2*8, 2+2*8,
nengel@2 53 1+4*8, 2+4*8,
nengel@2 54 1+5*8, 2+5*8,
nengel@2 55 };
nengel@2 56
nengel@2 57 static const uint8_t golomb_to_pict_type[5]=
nengel@2 58 {FF_P_TYPE, FF_B_TYPE, FF_I_TYPE, FF_SP_TYPE, FF_SI_TYPE};
nengel@2 59
nengel@2 60 static const uint8_t golomb_to_intra4x4_cbp[48]={
nengel@2 61 47, 31, 15, 0, 23, 27, 29, 30, 7, 11, 13, 14, 39, 43, 45, 46,
nengel@2 62 16, 3, 5, 10, 12, 19, 21, 26, 28, 35, 37, 42, 44, 1, 2, 4,
nengel@2 63 8, 17, 18, 20, 24, 6, 9, 22, 25, 32, 33, 34, 36, 40, 38, 41
nengel@2 64 };
nengel@2 65
nengel@2 66 static const uint8_t golomb_to_inter_cbp[48]={
nengel@2 67 0, 16, 1, 2, 4, 8, 32, 3, 5, 10, 12, 15, 47, 7, 11, 13,
nengel@2 68 14, 6, 9, 31, 35, 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46,
nengel@2 69 17, 18, 20, 24, 19, 21, 26, 28, 23, 27, 29, 30, 22, 25, 38, 41
nengel@2 70 };
nengel@2 71
nengel@2 72 static const uint8_t zigzag_scan[16]={
nengel@2 73 0+0*4, 1+0*4, 0+1*4, 0+2*4,
nengel@2 74 1+1*4, 2+0*4, 3+0*4, 2+1*4,
nengel@2 75 1+2*4, 0+3*4, 1+3*4, 2+2*4,
nengel@2 76 3+1*4, 3+2*4, 2+3*4, 3+3*4,
nengel@2 77 };
nengel@2 78
nengel@2 79 static const uint8_t field_scan[16]={
nengel@2 80 0+0*4, 0+1*4, 1+0*4, 0+2*4,
nengel@2 81 0+3*4, 1+1*4, 1+2*4, 1+3*4,
nengel@2 82 2+0*4, 2+1*4, 2+2*4, 2+3*4,
nengel@2 83 3+0*4, 3+1*4, 3+2*4, 3+3*4,
nengel@2 84 };
nengel@2 85
nengel@2 86 static const uint8_t luma_dc_zigzag_scan[16]={
nengel@2 87 0*16 + 0*64, 1*16 + 0*64, 2*16 + 0*64, 0*16 + 2*64,
nengel@2 88 3*16 + 0*64, 0*16 + 1*64, 1*16 + 1*64, 2*16 + 1*64,
nengel@2 89 1*16 + 2*64, 2*16 + 2*64, 3*16 + 2*64, 0*16 + 3*64,
nengel@2 90 3*16 + 1*64, 1*16 + 3*64, 2*16 + 3*64, 3*16 + 3*64,
nengel@2 91 };
nengel@2 92
nengel@2 93 static const uint8_t luma_dc_field_scan[16]={
nengel@2 94 0*16 + 0*64, 2*16 + 0*64, 1*16 + 0*64, 0*16 + 2*64,
nengel@2 95 2*16 + 2*64, 3*16 + 0*64, 1*16 + 2*64, 3*16 + 2*64,
nengel@2 96 0*16 + 1*64, 2*16 + 1*64, 0*16 + 3*64, 2*16 + 3*64,
nengel@2 97 1*16 + 1*64, 3*16 + 1*64, 1*16 + 3*64, 3*16 + 3*64,
nengel@2 98 };
nengel@2 99
nengel@2 100 static const uint8_t chroma_dc_scan[4]={
nengel@2 101 (0+0*2)*16, (1+0*2)*16,
nengel@2 102 (0+1*2)*16, (1+1*2)*16, //FIXME
nengel@2 103 };
nengel@2 104
nengel@2 105
nengel@2 106 static const uint8_t field_scan8x8[64]={
nengel@2 107 0+0*8, 0+1*8, 0+2*8, 1+0*8,
nengel@2 108 1+1*8, 0+3*8, 0+4*8, 1+2*8,
nengel@2 109 2+0*8, 1+3*8, 0+5*8, 0+6*8,
nengel@2 110 0+7*8, 1+4*8, 2+1*8, 3+0*8,
nengel@2 111 2+2*8, 1+5*8, 1+6*8, 1+7*8,
nengel@2 112 2+3*8, 3+1*8, 4+0*8, 3+2*8,
nengel@2 113 2+4*8, 2+5*8, 2+6*8, 2+7*8,
nengel@2 114 3+3*8, 4+1*8, 5+0*8, 4+2*8,
nengel@2 115 3+4*8, 3+5*8, 3+6*8, 3+7*8,
nengel@2 116 4+3*8, 5+1*8, 6+0*8, 5+2*8,
nengel@2 117 4+4*8, 4+5*8, 4+6*8, 4+7*8,
nengel@2 118 5+3*8, 6+1*8, 6+2*8, 5+4*8,
nengel@2 119 5+5*8, 5+6*8, 5+7*8, 6+3*8,
nengel@2 120 7+0*8, 7+1*8, 6+4*8, 6+5*8,
nengel@2 121 6+6*8, 6+7*8, 7+2*8, 7+3*8,
nengel@2 122 7+4*8, 7+5*8, 7+6*8, 7+7*8,
nengel@2 123 };
nengel@2 124
nengel@2 125 typedef struct IMbInfo{
nengel@2 126 uint16_t type;
nengel@2 127 uint8_t pred_mode;
nengel@2 128 uint8_t cbp;
nengel@2 129 } IMbInfo;
nengel@2 130
nengel@2 131 static const IMbInfo i_mb_type_info[26]={
nengel@2 132 {MB_TYPE_INTRA4x4 , -1, -1},
nengel@2 133 {MB_TYPE_INTRA16x16, 2, 0},
nengel@2 134 {MB_TYPE_INTRA16x16, 1, 0},
nengel@2 135 {MB_TYPE_INTRA16x16, 0, 0},
nengel@2 136 {MB_TYPE_INTRA16x16, 3, 0},
nengel@2 137 {MB_TYPE_INTRA16x16, 2, 16},
nengel@2 138 {MB_TYPE_INTRA16x16, 1, 16},
nengel@2 139 {MB_TYPE_INTRA16x16, 0, 16},
nengel@2 140 {MB_TYPE_INTRA16x16, 3, 16},
nengel@2 141 {MB_TYPE_INTRA16x16, 2, 32},
nengel@2 142 {MB_TYPE_INTRA16x16, 1, 32},
nengel@2 143 {MB_TYPE_INTRA16x16, 0, 32},
nengel@2 144 {MB_TYPE_INTRA16x16, 3, 32},
nengel@2 145 {MB_TYPE_INTRA16x16, 2, 15+0},
nengel@2 146 {MB_TYPE_INTRA16x16, 1, 15+0},
nengel@2 147 {MB_TYPE_INTRA16x16, 0, 15+0},
nengel@2 148 {MB_TYPE_INTRA16x16, 3, 15+0},
nengel@2 149 {MB_TYPE_INTRA16x16, 2, 15+16},
nengel@2 150 {MB_TYPE_INTRA16x16, 1, 15+16},
nengel@2 151 {MB_TYPE_INTRA16x16, 0, 15+16},
nengel@2 152 {MB_TYPE_INTRA16x16, 3, 15+16},
nengel@2 153 {MB_TYPE_INTRA16x16, 2, 15+32},
nengel@2 154 {MB_TYPE_INTRA16x16, 1, 15+32},
nengel@2 155 {MB_TYPE_INTRA16x16, 0, 15+32},
nengel@2 156 {MB_TYPE_INTRA16x16, 3, 15+32},
nengel@2 157 {MB_TYPE_INTRA_PCM , -1, -1},
nengel@2 158 };
nengel@2 159
nengel@2 160 typedef struct PMbInfo{
nengel@2 161 uint16_t type;
nengel@2 162 uint8_t partition_count;
nengel@2 163 } PMbInfo;
nengel@2 164
nengel@2 165 static const PMbInfo p_mb_type_info[5]={
nengel@2 166 {MB_TYPE_16x16|MB_TYPE_P0L0 , 1},
nengel@2 167 {MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P1L0, 2},
nengel@2 168 {MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P1L0, 2},
nengel@2 169 {MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P1L0, 4},
nengel@2 170 {MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P1L0|MB_TYPE_REF0, 4},
nengel@2 171 };
nengel@2 172
nengel@2 173 static const PMbInfo p_sub_mb_type_info[4]={
nengel@2 174 {MB_TYPE_16x16|MB_TYPE_P0L0 , 1},
nengel@2 175 {MB_TYPE_16x8 |MB_TYPE_P0L0 , 2},
nengel@2 176 {MB_TYPE_8x16 |MB_TYPE_P0L0 , 2},
nengel@2 177 {MB_TYPE_8x8 |MB_TYPE_P0L0 , 4},
nengel@2 178 };
nengel@2 179
nengel@2 180 static const PMbInfo b_mb_type_info[23]={
nengel@2 181 {MB_TYPE_DIRECT2|MB_TYPE_L0L1 , 1, },
nengel@2 182 {MB_TYPE_16x16|MB_TYPE_P0L0 , 1, },
nengel@2 183 {MB_TYPE_16x16 |MB_TYPE_P0L1 , 1, },
nengel@2 184 {MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1 , 1, },
nengel@2 185 {MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, },
nengel@2 186 {MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, },
nengel@2 187 {MB_TYPE_16x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
nengel@2 188 {MB_TYPE_8x16 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
nengel@2 189 {MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L1, 2, },
nengel@2 190 {MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L1, 2, },
nengel@2 191 {MB_TYPE_16x8 |MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, },
nengel@2 192 {MB_TYPE_8x16 |MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, },
nengel@2 193 {MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
nengel@2 194 {MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
nengel@2 195 {MB_TYPE_16x8 |MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
nengel@2 196 {MB_TYPE_8x16 |MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
nengel@2 197 {MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, },
nengel@2 198 {MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, },
nengel@2 199 {MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
nengel@2 200 {MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
nengel@2 201 {MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
nengel@2 202 {MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
nengel@2 203 {MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 4, },
nengel@2 204 };
nengel@2 205
nengel@2 206 static const PMbInfo b_sub_mb_type_info[13]={
nengel@2 207 {MB_TYPE_DIRECT2 , 1, },
nengel@2 208 {MB_TYPE_16x16|MB_TYPE_P0L0 , 1, },
nengel@2 209 {MB_TYPE_16x16 |MB_TYPE_P0L1 , 1, },
nengel@2 210 {MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1 , 1, },
nengel@2 211 {MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, },
nengel@2 212 {MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, },
nengel@2 213 {MB_TYPE_16x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
nengel@2 214 {MB_TYPE_8x16 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
nengel@2 215 {MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
nengel@2 216 {MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
nengel@2 217 {MB_TYPE_8x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 4, },
nengel@2 218 {MB_TYPE_8x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 4, },
nengel@2 219 {MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 4, },
nengel@2 220 };
nengel@2 221
nengel@2 222 static const uint8_t dequant4_coeff_init[6][3]={
nengel@2 223 {10,13,16},
nengel@2 224 {11,14,18},
nengel@2 225 {13,16,20},
nengel@2 226 {14,18,23},
nengel@2 227 {16,20,25},
nengel@2 228 {18,23,29},
nengel@2 229 };
nengel@2 230
nengel@2 231 static const uint8_t dequant8_coeff_init_scan[16] = {
nengel@2 232 0,3,4,3, 3,1,5,1, 4,5,2,5, 3,1,5,1
nengel@2 233 };
nengel@2 234 static const uint8_t dequant8_coeff_init[6][6]={
nengel@2 235 {20,18,32,19,25,24},
nengel@2 236 {22,19,35,21,28,26},
nengel@2 237 {26,23,42,24,33,31},
nengel@2 238 {28,25,45,26,35,33},
nengel@2 239 {32,28,51,30,40,38},
nengel@2 240 {36,32,58,34,46,43},
nengel@2 241 };
nengel@2 242
nengel@2 243 #endif /* AVCODEC_H264DATA_H */