59 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			59 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2023 Intel Corporation
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 *
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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_AV1_LEVELS_H
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#define AVCODEC_AV1_LEVELS_H
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#include <stdint.h>
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typedef struct AV1LevelDescriptor {
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    char     name[4];
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    uint8_t  level_idx;
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    uint32_t max_pic_size;
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    uint32_t max_h_size;
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    uint32_t max_v_size;
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    uint64_t max_display_rate;
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    uint64_t max_decode_rate;
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    uint32_t max_header_rate;
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    float    main_mbps;
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    float    high_mbps;
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    uint32_t main_cr;
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    uint32_t high_cr;
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    uint32_t max_tiles;
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    uint32_t max_tile_cols;
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} AV1LevelDescriptor;
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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 will be ignored.
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 */
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const AV1LevelDescriptor *ff_av1_guess_level(int64_t bitrate,
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                                             int tier,
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                                             int width,
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                                             int height,
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                                             int tile_rows,
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                                             int tile_cols,
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                                             float fps);
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#endif /* AVCODEC_AV1_LEVELS_H */
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