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89 lines
2.7 KiB
89 lines
2.7 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_H265_PROFILE_LEVEL_H |
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#define AVCODEC_H265_PROFILE_LEVEL_H |
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#include <stdint.h> |
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#include "cbs_h265.h" |
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typedef struct H265LevelDescriptor { |
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const char *name; |
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uint8_t level_idc; |
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// Table A.6. |
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uint32_t max_luma_ps; |
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uint32_t max_cpb_main; |
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uint32_t max_cpb_high; |
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uint16_t max_slice_segments_per_picture; |
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uint8_t max_tile_rows; |
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uint8_t max_tile_cols; |
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// Table A.7. |
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uint32_t max_luma_sr; |
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uint32_t max_br_main; |
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uint32_t max_br_high; |
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uint8_t min_cr_base_main; |
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uint8_t min_cr_base_high; |
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} H265LevelDescriptor; |
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typedef struct H265ProfileDescriptor { |
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const char *name; |
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uint8_t profile_idc; |
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uint8_t high_throughput; |
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// Tables A.2, A.3 and A.5. |
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uint8_t max_14bit; |
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uint8_t max_12bit; |
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uint8_t max_10bit; |
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uint8_t max_8bit; |
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uint8_t max_422chroma; |
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uint8_t max_420chroma; |
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uint8_t max_monochrome; |
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uint8_t intra; |
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uint8_t one_picture_only; |
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uint8_t lower_bit_rate; |
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// Table A.8. |
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uint16_t cpb_vcl_factor; |
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uint16_t cpb_nal_factor; |
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float format_capability_factor; |
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float min_cr_scale_factor; |
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} H265ProfileDescriptor; |
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const H265LevelDescriptor *ff_h265_get_level(int level_idc); |
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const H265ProfileDescriptor *ff_h265_get_profile(const H265RawProfileTierLevel *ptl); |
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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 H265LevelDescriptor *ff_h265_guess_level(const H265RawProfileTierLevel *ptl, |
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int64_t bitrate, |
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int width, int height, |
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int slice_segments, |
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int tile_rows, int tile_cols, |
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int max_dec_pic_buffering); |
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#endif /* AVCODEC_H265_PROFILE_LEVEL_H */
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