/* * H26L/H264/AVC/JVT/14496-10/... encoder/decoder * Copyright (c) 2003 Michael Niedermayer * * This file is part of Libav. * * Libav is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * Libav is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * @brief * H264 / AVC / MPEG4 part10 codec data table * @author Michael Niedermayer */ #ifndef AVCODEC_H264DATA_H #define AVCODEC_H264DATA_H #include #include "libavutil/rational.h" #include "h264.h" static const uint8_t golomb_to_pict_type[5] = { AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_SP, AV_PICTURE_TYPE_SI }; static const uint8_t golomb_to_intra4x4_cbp[48] = { 47, 31, 15, 0, 23, 27, 29, 30, 7, 11, 13, 14, 39, 43, 45, 46, 16, 3, 5, 10, 12, 19, 21, 26, 28, 35, 37, 42, 44, 1, 2, 4, 8, 17, 18, 20, 24, 6, 9, 22, 25, 32, 33, 34, 36, 40, 38, 41 }; static const uint8_t golomb_to_inter_cbp[48] = { 0, 16, 1, 2, 4, 8, 32, 3, 5, 10, 12, 15, 47, 7, 11, 13, 14, 6, 9, 31, 35, 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46, 17, 18, 20, 24, 19, 21, 26, 28, 23, 27, 29, 30, 22, 25, 38, 41 }; static const uint8_t zigzag_scan[16] = { 0 + 0 * 4, 1 + 0 * 4, 0 + 1 * 4, 0 + 2 * 4, 1 + 1 * 4, 2 + 0 * 4, 3 + 0 * 4, 2 + 1 * 4, 1 + 2 * 4, 0 + 3 * 4, 1 + 3 * 4, 2 + 2 * 4, 3 + 1 * 4, 3 + 2 * 4, 2 + 3 * 4, 3 + 3 * 4, }; static const uint8_t chroma_dc_scan[4] = { (0 + 0 * 2) * 16, (1 + 0 * 2) * 16, (0 + 1 * 2) * 16, (1 + 1 * 2) * 16, }; static const uint8_t chroma422_dc_scan[8] = { (0 + 0 * 2) * 16, (0 + 1 * 2) * 16, (1 + 0 * 2) * 16, (0 + 2 * 2) * 16, (0 + 3 * 2) * 16, (1 + 1 * 2) * 16, (1 + 2 * 2) * 16, (1 + 3 * 2) * 16, }; typedef struct IMbInfo { uint16_t type; uint8_t pred_mode; uint8_t cbp; } IMbInfo; static const IMbInfo i_mb_type_info[26] = { { MB_TYPE_INTRA4x4, -1, -1 }, { MB_TYPE_INTRA16x16, 2, 0 }, { MB_TYPE_INTRA16x16, 1, 0 }, { MB_TYPE_INTRA16x16, 0, 0 }, { MB_TYPE_INTRA16x16, 3, 0 }, { MB_TYPE_INTRA16x16, 2, 16 }, { MB_TYPE_INTRA16x16, 1, 16 }, { MB_TYPE_INTRA16x16, 0, 16 }, { MB_TYPE_INTRA16x16, 3, 16 }, { MB_TYPE_INTRA16x16, 2, 32 }, { MB_TYPE_INTRA16x16, 1, 32 }, { MB_TYPE_INTRA16x16, 0, 32 }, { MB_TYPE_INTRA16x16, 3, 32 }, { MB_TYPE_INTRA16x16, 2, 15 + 0 }, { MB_TYPE_INTRA16x16, 1, 15 + 0 }, { MB_TYPE_INTRA16x16, 0, 15 + 0 }, { MB_TYPE_INTRA16x16, 3, 15 + 0 }, { MB_TYPE_INTRA16x16, 2, 15 + 16 }, { MB_TYPE_INTRA16x16, 1, 15 + 16 }, { MB_TYPE_INTRA16x16, 0, 15 + 16 }, { MB_TYPE_INTRA16x16, 3, 15 + 16 }, { MB_TYPE_INTRA16x16, 2, 15 + 32 }, { MB_TYPE_INTRA16x16, 1, 15 + 32 }, { MB_TYPE_INTRA16x16, 0, 15 + 32 }, { MB_TYPE_INTRA16x16, 3, 15 + 32 }, { MB_TYPE_INTRA_PCM, -1, -1 }, }; typedef struct PMbInfo { uint16_t type; uint8_t partition_count; } PMbInfo; static const PMbInfo p_mb_type_info[5] = { { MB_TYPE_16x16 | MB_TYPE_P0L0, 1 }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2 }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2 }, { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 4 }, { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_REF0, 4 }, }; static const PMbInfo p_sub_mb_type_info[4] = { { MB_TYPE_16x16 | MB_TYPE_P0L0, 1 }, { MB_TYPE_16x8 | MB_TYPE_P0L0, 2 }, { MB_TYPE_8x16 | MB_TYPE_P0L0, 2 }, { MB_TYPE_8x8 | MB_TYPE_P0L0, 4 }, }; static const PMbInfo b_mb_type_info[23] = { { MB_TYPE_DIRECT2 | MB_TYPE_L0L1, 1, }, { MB_TYPE_16x16 | MB_TYPE_P0L0, 1, }, { MB_TYPE_16x16 | MB_TYPE_P0L1, 1, }, { MB_TYPE_16x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1, 1, }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 4, }, }; static const PMbInfo b_sub_mb_type_info[13] = { { MB_TYPE_DIRECT2, 1, }, { MB_TYPE_16x16 | MB_TYPE_P0L0, 1, }, { MB_TYPE_16x16 | MB_TYPE_P0L1, 1, }, { MB_TYPE_16x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1, 1, }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 2, }, { MB_TYPE_16x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, }, { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P1L0, 4, }, { MB_TYPE_8x8 | MB_TYPE_P0L1 | MB_TYPE_P1L1, 4, }, { MB_TYPE_8x8 | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 4, }, }; #endif /* AVCODEC_H264DATA_H */