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54 lines
1.8 KiB
54 lines
1.8 KiB
/* |
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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_H264_LEVELS_H |
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#define AVCODEC_H264_LEVELS_H |
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#include <stdint.h> |
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typedef struct H264LevelDescriptor { |
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const char *name; |
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uint8_t level_idc; |
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uint8_t constraint_set3_flag; |
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uint32_t max_mbps; |
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uint32_t max_fs; |
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uint32_t max_dpb_mbs; |
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uint32_t max_br; |
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uint32_t max_cpb; |
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uint16_t max_v_mv_r; |
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uint8_t min_cr; |
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uint8_t max_mvs_per_2mb; |
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} H264LevelDescriptor; |
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const H264LevelDescriptor *ff_h264_get_level(int level_idc, |
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int constraint_set3_flag); |
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/** |
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* Guess the level of a stream from some parameters. |
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* |
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* Unknown parameters may be zero, in which case they are ignored. |
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*/ |
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const H264LevelDescriptor *ff_h264_guess_level(int profile_idc, |
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int64_t bitrate, |
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int framerate, |
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int width, int height, |
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int max_dec_frame_buffering); |
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#endif /* AVCODEC_H264_LEVELS_H */
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