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| Rev | Author | Line No. | Line |
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| 4349 | Serge | 1 | /* |
| 2 | * H26L/H264/AVC/JVT/14496-10/... encoder/decoder |
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| 3 | * Copyright (c) 2003 Michael Niedermayer |
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| 4 | * |
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| 5 | * This file is part of FFmpeg. |
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| 6 | * |
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| 7 | * FFmpeg is free software; you can redistribute it and/or |
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| 8 | * modify it under the terms of the GNU Lesser General Public |
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| 9 | * License as published by the Free Software Foundation; either |
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| 10 | * version 2.1 of the License, or (at your option) any later version. |
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| 11 | * |
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| 12 | * FFmpeg is distributed in the hope that it will be useful, |
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 15 | * Lesser General Public License for more details. |
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| 16 | * |
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| 17 | * You should have received a copy of the GNU Lesser General Public |
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| 18 | * License along with FFmpeg; if not, write to the Free Software |
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| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 20 | */ |
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| 21 | |||
| 22 | /** |
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| 23 | * @file |
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| 24 | * @brief |
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| 25 | * H264 / AVC / MPEG4 part10 codec data table |
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| 26 | * @author Michael Niedermayer |
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| 27 | */ |
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| 28 | |||
| 29 | #ifndef AVCODEC_H264DATA_H |
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| 30 | #define AVCODEC_H264DATA_H |
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| 31 | |||
| 32 | #include |
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| 33 | |||
| 34 | #include "libavutil/rational.h" |
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| 35 | #include "mpegvideo.h" |
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| 36 | #include "h264.h" |
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| 37 | |||
| 38 | static const uint8_t golomb_to_pict_type[5] = { |
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| 39 | AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, AV_PICTURE_TYPE_I, |
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| 40 | AV_PICTURE_TYPE_SP, AV_PICTURE_TYPE_SI |
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| 41 | }; |
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| 42 | |||
| 43 | static const uint8_t golomb_to_intra4x4_cbp[48] = { |
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| 44 | 47, 31, 15, 0, 23, 27, 29, 30, 7, 11, 13, 14, 39, 43, 45, 46, |
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| 45 | 16, 3, 5, 10, 12, 19, 21, 26, 28, 35, 37, 42, 44, 1, 2, 4, |
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| 46 | 8, 17, 18, 20, 24, 6, 9, 22, 25, 32, 33, 34, 36, 40, 38, 41 |
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| 47 | }; |
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| 48 | |||
| 49 | static const uint8_t golomb_to_inter_cbp[48] = { |
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| 50 | 0, 16, 1, 2, 4, 8, 32, 3, 5, 10, 12, 15, 47, 7, 11, 13, |
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| 51 | 14, 6, 9, 31, 35, 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46, |
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| 52 | 17, 18, 20, 24, 19, 21, 26, 28, 23, 27, 29, 30, 22, 25, 38, 41 |
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| 53 | }; |
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| 54 | |||
| 55 | static const uint8_t zigzag_scan[16+1] = { |
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| 56 | |||
| 57 | 1 + 1 * 4, 2 + 0 * 4, 3 + 0 * 4, 2 + 1 * 4, |
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| 58 | 1 + 2 * 4, 0 + 3 * 4, 1 + 3 * 4, 2 + 2 * 4, |
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| 59 | 3 + 1 * 4, 3 + 2 * 4, 2 + 3 * 4, 3 + 3 * 4, |
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| 60 | }; |
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| 61 | |||
| 62 | static const uint8_t chroma_dc_scan[4] = { |
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| 63 | (0 + 0 * 2) * 16, (1 + 0 * 2) * 16, |
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| 64 | (0 + 1 * 2) * 16, (1 + 1 * 2) * 16, |
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| 65 | }; |
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| 66 | |||
| 67 | static const uint8_t chroma422_dc_scan[8] = { |
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| 68 | (0 + 0 * 2) * 16, (0 + 1 * 2) * 16, |
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| 69 | (1 + 0 * 2) * 16, (0 + 2 * 2) * 16, |
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| 70 | (0 + 3 * 2) * 16, (1 + 1 * 2) * 16, |
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| 71 | (1 + 2 * 2) * 16, (1 + 3 * 2) * 16, |
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| 72 | }; |
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| 73 | |||
| 74 | typedef struct IMbInfo { |
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| 75 | uint16_t type; |
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| 76 | uint8_t pred_mode; |
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| 77 | uint8_t cbp; |
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| 78 | } IMbInfo; |
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| 79 | |||
| 80 | static const IMbInfo i_mb_type_info[26] = { |
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| 81 | { MB_TYPE_INTRA4x4, -1, -1 }, |
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| 82 | { MB_TYPE_INTRA16x16, 2, 0 }, |
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| 83 | { MB_TYPE_INTRA16x16, 1, 0 }, |
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| 84 | { MB_TYPE_INTRA16x16, 0, 0 }, |
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| 85 | { MB_TYPE_INTRA16x16, 3, 0 }, |
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| 86 | { MB_TYPE_INTRA16x16, 2, 16 }, |
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| 87 | { MB_TYPE_INTRA16x16, 1, 16 }, |
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| 88 | { MB_TYPE_INTRA16x16, 0, 16 }, |
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| 89 | { MB_TYPE_INTRA16x16, 3, 16 }, |
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| 90 | { MB_TYPE_INTRA16x16, 2, 32 }, |
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| 91 | { MB_TYPE_INTRA16x16, 1, 32 }, |
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| 92 | { MB_TYPE_INTRA16x16, 0, 32 }, |
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| 93 | { MB_TYPE_INTRA16x16, 3, 32 }, |
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| 94 | { MB_TYPE_INTRA16x16, 2, 15 + 0 }, |
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| 95 | { MB_TYPE_INTRA16x16, 1, 15 + 0 }, |
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| 96 | { MB_TYPE_INTRA16x16, 0, 15 + 0 }, |
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| 97 | { MB_TYPE_INTRA16x16, 3, 15 + 0 }, |
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| 98 | { MB_TYPE_INTRA16x16, 2, 15 + 16 }, |
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| 99 | { MB_TYPE_INTRA16x16, 1, 15 + 16 }, |
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| 100 | { MB_TYPE_INTRA16x16, 0, 15 + 16 }, |
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| 101 | { MB_TYPE_INTRA16x16, 3, 15 + 16 }, |
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| 102 | { MB_TYPE_INTRA16x16, 2, 15 + 32 }, |
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| 103 | { MB_TYPE_INTRA16x16, 1, 15 + 32 }, |
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| 104 | { MB_TYPE_INTRA16x16, 0, 15 + 32 }, |
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| 105 | { MB_TYPE_INTRA16x16, 3, 15 + 32 }, |
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| 106 | { MB_TYPE_INTRA_PCM, -1, -1 }, |
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| 107 | }; |
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| 108 | |||
| 109 | typedef struct PMbInfo { |
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| 110 | uint16_t type; |
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| 111 | uint8_t partition_count; |
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| 112 | } PMbInfo; |
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| 113 | |||
| 114 | static const PMbInfo p_mb_type_info[5] = { |
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| 115 | { MB_TYPE_16x16 | MB_TYPE_P0L0, 1 }, |
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| 116 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2 }, |
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| 117 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2 }, |
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| 118 | { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 4 }, |
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| 119 | { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_REF0, 4 }, |
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| 120 | }; |
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| 121 | |||
| 122 | static const PMbInfo p_sub_mb_type_info[4] = { |
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| 123 | { MB_TYPE_16x16 | MB_TYPE_P0L0, 1 }, |
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| 124 | { MB_TYPE_16x8 | MB_TYPE_P0L0, 2 }, |
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| 125 | { MB_TYPE_8x16 | MB_TYPE_P0L0, 2 }, |
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| 126 | { MB_TYPE_8x8 | MB_TYPE_P0L0, 4 }, |
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| 127 | }; |
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| 128 | |||
| 129 | static const PMbInfo b_mb_type_info[23] = { |
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| 130 | { MB_TYPE_DIRECT2 | MB_TYPE_L0L1, 1, }, |
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| 131 | { MB_TYPE_16x16 | MB_TYPE_P0L0, 1, }, |
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| 132 | { MB_TYPE_16x16 | MB_TYPE_P0L1, 1, }, |
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| 133 | { MB_TYPE_16x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1, 1, }, |
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| 134 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, |
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| 135 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, |
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| 136 | { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, |
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| 137 | { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, |
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| 138 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L1, 2, }, |
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| 139 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L1, 2, }, |
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| 140 | { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, |
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| 141 | { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, |
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| 142 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, |
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| 143 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, |
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| 144 | { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, |
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| 145 | { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, |
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| 146 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, |
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| 147 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, |
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| 148 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, |
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| 149 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, |
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| 150 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, |
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| 151 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, |
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| 152 | { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 4, }, |
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| 153 | }; |
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| 154 | |||
| 155 | static const PMbInfo b_sub_mb_type_info[13] = { |
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| 156 | { MB_TYPE_DIRECT2, 1, }, |
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| 157 | { MB_TYPE_16x16 | MB_TYPE_P0L0, 1, }, |
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| 158 | { MB_TYPE_16x16 | MB_TYPE_P0L1, 1, }, |
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| 159 | { MB_TYPE_16x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1, 1, }, |
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| 160 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, |
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| 161 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, |
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| 162 | { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, |
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| 163 | { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, |
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| 164 | { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, |
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| 165 | { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, |
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| 166 | { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 4, }, |
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| 167 | { MB_TYPE_8x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 4, }, |
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| 168 | { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 4, }, |
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| 169 | }; |
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| 170 | |||
| 171 | #endif /* AVCODEC_H264DATA_H */ |