| /* |
| * Copyright (c) 2023 Intel Corporation |
| * |
| * 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_AV1_LEVELS_H |
| #define AVCODEC_AV1_LEVELS_H |
| |
| #include <stdint.h> |
| |
| typedef struct AV1LevelDescriptor { |
| char name[4]; |
| uint8_t level_idx; |
| |
| uint32_t max_pic_size; |
| uint32_t max_h_size; |
| uint32_t max_v_size; |
| uint64_t max_display_rate; |
| uint64_t max_decode_rate; |
| |
| uint32_t max_header_rate; |
| float main_mbps; |
| float high_mbps; |
| uint32_t main_cr; |
| uint32_t high_cr; |
| uint32_t max_tiles; |
| uint32_t max_tile_cols; |
| } AV1LevelDescriptor; |
| |
| /** |
| * Guess the level of a stream from some parameters. |
| * |
| * Unknown parameters may be zero, in which case they will be ignored. |
| */ |
| const AV1LevelDescriptor *ff_av1_guess_level(int64_t bitrate, |
| int tier, |
| int width, |
| int height, |
| int tile_rows, |
| int tile_cols, |
| float fps); |
| |
| #endif /* AVCODEC_AV1_LEVELS_H */ |
