mirror of
https://git.ffmpeg.org/ffmpeg.git
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81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_H264DATA_H
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#define AVCODEC_H264DATA_H
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#include <stdint.h>
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#include "libavutil/rational.h"
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#include "h264.h"
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extern const uint8_t ff_h264_golomb_to_pict_type[5];
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extern const uint8_t ff_h264_golomb_to_intra4x4_cbp[48];
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extern const uint8_t ff_h264_golomb_to_inter_cbp[48];
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extern const uint8_t ff_h264_chroma_dc_scan[4];
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extern const uint8_t ff_h264_chroma422_dc_scan[8];
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typedef struct IMbInfo {
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uint16_t type;
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uint8_t pred_mode;
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uint8_t cbp;
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} IMbInfo;
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extern const IMbInfo ff_h264_i_mb_type_info[26];
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typedef struct PMbInfo {
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uint16_t type;
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uint8_t partition_count;
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} PMbInfo;
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extern const PMbInfo ff_h264_p_mb_type_info[5];
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extern const PMbInfo ff_h264_p_sub_mb_type_info[4];
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extern const PMbInfo ff_h264_b_mb_type_info[23];
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extern const PMbInfo ff_h264_b_sub_mb_type_info[13];
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static const AVRational ff_h264_pixel_aspect[17] = {
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{ 0, 1 },
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{ 1, 1 },
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{ 12, 11 },
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{ 10, 11 },
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{ 16, 11 },
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{ 40, 33 },
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{ 24, 11 },
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{ 20, 11 },
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{ 32, 11 },
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{ 80, 33 },
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{ 18, 11 },
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{ 15, 11 },
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{ 64, 33 },
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{ 160, 99 },
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{ 4, 3 },
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{ 3, 2 },
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{ 2, 1 },
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};
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extern const uint8_t ff_h264_dequant4_coeff_init[6][3];
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extern const uint8_t ff_h264_dequant8_coeff_init_scan[16];
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extern const uint8_t ff_h264_dequant8_coeff_init[6][6];
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extern const uint8_t ff_h264_quant_rem6[QP_MAX_NUM + 1];
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extern const uint8_t ff_h264_quant_div6[QP_MAX_NUM + 1];
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extern const uint8_t ff_h264_chroma_qp[7][QP_MAX_NUM + 1];
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#endif /* AVCODEC_H264DATA_H */
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