| /* |
| * 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 */ |