ffmpeg.libavutil.dovi_meta source code

1 /*
2  * Copyright (c) 2020 Vacing Fang <vacingfang@tencent.com>
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 /**
22  * @file
23  * DOVI configuration
24  */
25 module ffmpeg.libavutil.dovi_meta;
26 extern (C) @nogc nothrow:
27 
28 /*
29  * DOVI configuration
30  * ref: dolby-vision-bitstreams-within-the-iso-base-media-file-format-v2.1.2
31         dolby-vision-bitstreams-in-mpeg-2-transport-stream-multiplex-v1.2
32  * @code
33  * uint8_t  dv_version_major, the major version number that the stream complies with
34  * uint8_t  dv_version_minor, the minor version number that the stream complies with
35  * uint8_t  dv_profile, the Dolby Vision profile
36  * uint8_t  dv_level, the Dolby Vision level
37  * uint8_t  rpu_present_flag
38  * uint8_t  el_present_flag
39  * uint8_t  bl_present_flag
40  * uint8_t  dv_bl_signal_compatibility_id
41  * @endcode
42  *
43  * @note The struct must be allocated with av_dovi_alloc() and
44  *       its size is not a part of the public ABI.
45  */
46 struct AVDOVIDecoderConfigurationRecord
47 {
48     ubyte dv_version_major;
49     ubyte dv_version_minor;
50     ubyte dv_profile;
51     ubyte dv_level;
52     ubyte rpu_present_flag;
53     ubyte el_present_flag;
54     ubyte bl_present_flag;
55     ubyte dv_bl_signal_compatibility_id;
56 }
57 
58 /**
59  * Allocate a AVDOVIDecoderConfigurationRecord structure and initialize its
60  * fields to default values.
61  *
62  * @return the newly allocated struct or NULL on failure
63  */
64 AVDOVIDecoderConfigurationRecord* av_dovi_alloc (size_t* size);
65 
66 /* AVUTIL_DOVI_META_H */