libavutil/dovi_meta.h

/*
 * Copyright (c) 2020 Vacing Fang <vacingfang@tencent.com>
 *
 * 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
 */

/**
 * @file
 * DOVI configuration
 */


#ifndef AVUTIL_DOVI_META_H
#define AVUTIL_DOVI_META_H

#include <stdint.h>
#include <stddef.h>

/*
 * DOVI configuration
 * ref: dolby-vision-bitstreams-within-the-iso-base-media-file-format-v2.1.2
        dolby-vision-bitstreams-in-mpeg-2-transport-stream-multiplex-v1.2
 * @code
 * uint8_t  dv_version_major, the major version number that the stream complies with
 * uint8_t  dv_version_minor, the minor version number that the stream complies with
 * uint8_t  dv_profile, the Dolby Vision profile
 * uint8_t  dv_level, the Dolby Vision level
 * uint8_t  rpu_present_flag
 * uint8_t  el_present_flag
 * uint8_t  bl_present_flag
 * uint8_t  dv_bl_signal_compatibility_id
 * @endcode
 *
 * @note The struct must be allocated with av_dovi_alloc() and
 *       its size is not a part of the public ABI.
 */
typedef struct AVDOVIDecoderConfigurationRecord {
    uint8_t dv_version_major;
    uint8_t dv_version_minor;
    uint8_t dv_profile;
    uint8_t dv_level;
    uint8_t rpu_present_flag;
    uint8_t el_present_flag;
    uint8_t bl_present_flag;
    uint8_t dv_bl_signal_compatibility_id;
} AVDOVIDecoderConfigurationRecord;

/**
 * Allocate a AVDOVIDecoderConfigurationRecord structure and initialize its
 * fields to default values.
 *
 * @return the newly allocated struct or NULL on failure
 */
AVDOVIDecoderConfigurationRecord *av_dovi_alloc(size_t *size);

#endif /* AVUTIL_DOVI_META_H */