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/*
* 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
*/
#ifndef AVCODEC_H264DATA_H
#define AVCODEC_H264DATA_H
#include <stdint.h>
#include "libavutil/rational.h"
#include "h264.h"
extern const uint8_t ff_h264_golomb_to_pict_type[5];
extern const uint8_t ff_h264_golomb_to_intra4x4_cbp[48];
extern const uint8_t ff_h264_golomb_to_inter_cbp[48];
extern const uint8_t ff_h264_chroma_dc_scan[4];
extern const uint8_t ff_h264_chroma422_dc_scan[8];
typedef struct IMbInfo {
uint16_t type;
uint8_t pred_mode;
uint8_t cbp;
} IMbInfo;
extern const IMbInfo ff_h264_i_mb_type_info[26];
typedef struct PMbInfo {
uint16_t type;
uint8_t partition_count;
} PMbInfo;
extern const PMbInfo ff_h264_p_mb_type_info[5];
extern const PMbInfo ff_h264_p_sub_mb_type_info[4];
extern const PMbInfo ff_h264_b_mb_type_info[23];
extern const PMbInfo ff_h264_b_sub_mb_type_info[13];
static const AVRational ff_h264_pixel_aspect[17] = {
{ 0, 1 },
{ 1, 1 },
{ 12, 11 },
{ 10, 11 },
{ 16, 11 },
{ 40, 33 },
{ 24, 11 },
{ 20, 11 },
{ 32, 11 },
{ 80, 33 },
{ 18, 11 },
{ 15, 11 },
{ 64, 33 },
{ 160, 99 },
{ 4, 3 },
{ 3, 2 },
{ 2, 1 },
};
extern const uint8_t ff_h264_dequant4_coeff_init[6][3];
extern const uint8_t ff_h264_dequant8_coeff_init_scan[16];
extern const uint8_t ff_h264_dequant8_coeff_init[6][6];
extern const uint8_t ff_h264_quant_rem6[QP_MAX_NUM + 1];
extern const uint8_t ff_h264_quant_div6[QP_MAX_NUM + 1];
extern const uint8_t ff_h264_chroma_qp[7][QP_MAX_NUM + 1];
#endif /* AVCODEC_H264DATA_H */
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