0,0 → 1,171 |
/* |
* H26L/H264/AVC/JVT/14496-10/... encoder/decoder |
* Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> |
* |
* This file is part of FFmpeg. |
* |
* FFmpeg 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. |
* |
* FFmpeg 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 FFmpeg; 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 <michaelni@gmx.at> |
*/ |
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#ifndef AVCODEC_H264DATA_H |
#define AVCODEC_H264DATA_H |
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#include <stdint.h> |
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#include "libavutil/rational.h" |
#include "mpegvideo.h" |
#include "h264.h" |
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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 |
}; |
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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 |
}; |
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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 |
}; |
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static const uint8_t zigzag_scan[16+1] = { |
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, |
}; |
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static const uint8_t chroma_dc_scan[4] = { |
(0 + 0 * 2) * 16, (1 + 0 * 2) * 16, |
(0 + 1 * 2) * 16, (1 + 1 * 2) * 16, |
}; |
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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, |
}; |
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typedef struct IMbInfo { |
uint16_t type; |
uint8_t pred_mode; |
uint8_t cbp; |
} IMbInfo; |
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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 }, |
}; |
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typedef struct PMbInfo { |
uint16_t type; |
uint8_t partition_count; |
} PMbInfo; |
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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 }, |
}; |
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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 }, |
}; |
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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, }, |
}; |
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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, }, |
}; |
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#endif /* AVCODEC_H264DATA_H */ |