/* * 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_H265_PROFILE_LEVEL_H #define AVCODEC_H265_PROFILE_LEVEL_H #include <stdint.h> #include "cbs_h265.h" typedef struct H265LevelDescriptor { const char *name; uint8_t level_idc; // Table A.6. uint32_t max_luma_ps; uint32_t max_cpb_main; uint32_t max_cpb_high; uint16_t max_slice_segments_per_picture; uint8_t max_tile_rows; uint8_t max_tile_cols; // Table A.7. uint32_t max_luma_sr; uint32_t max_br_main; uint32_t max_br_high; uint8_t min_cr_base_main; uint8_t min_cr_base_high; } H265LevelDescriptor; typedef struct H265ProfileDescriptor { const char *name; uint8_t profile_idc; uint8_t high_throughput; // Tables A.2, A.3 and A.5. uint8_t max_14bit; uint8_t max_12bit; uint8_t max_10bit; uint8_t max_8bit; uint8_t max_422chroma; uint8_t max_420chroma; uint8_t max_monochrome; uint8_t intra; uint8_t one_picture_only; uint8_t lower_bit_rate; // Table A.8. uint16_t cpb_vcl_factor; uint16_t cpb_nal_factor; float format_capability_factor; float min_cr_scale_factor; uint8_t max_dpb_pic_buf; } H265ProfileDescriptor; const H265LevelDescriptor *ff_h265_get_level(int level_idc); const H265ProfileDescriptor *ff_h265_get_profile(const H265RawProfileTierLevel *ptl); /** * Guess the level of a stream from some parameters. * * Unknown parameters may be zero, in which case they are ignored. */ const H265LevelDescriptor *ff_h265_guess_level(const H265RawProfileTierLevel *ptl, int64_t bitrate, int width, int height, int slice_segments, int tile_rows, int tile_cols, int max_dec_pic_buffering); #endif /* AVCODEC_H265_PROFILE_LEVEL_H */