1 /**
2 * Copyright (c) 2016 Neil Birkbeck <neil.birkbeck@gmail.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 #include <stdint.h>
22 #include <string.h>
23
24 #include "mastering_display_metadata.h"
25 #include "mem.h"
26
av_mastering_display_metadata_alloc(void)27 AVMasteringDisplayMetadata *av_mastering_display_metadata_alloc(void)
28 {
29 return av_mallocz(sizeof(AVMasteringDisplayMetadata));
30 }
31
av_mastering_display_metadata_create_side_data(AVFrame * frame)32 AVMasteringDisplayMetadata *av_mastering_display_metadata_create_side_data(AVFrame *frame)
33 {
34 AVFrameSideData *side_data = av_frame_new_side_data(frame,
35 AV_FRAME_DATA_MASTERING_DISPLAY_METADATA,
36 sizeof(AVMasteringDisplayMetadata));
37 if (!side_data)
38 return NULL;
39
40 memset(side_data->data, 0, sizeof(AVMasteringDisplayMetadata));
41
42 return (AVMasteringDisplayMetadata *)side_data->data;
43 }
44
av_content_light_metadata_alloc(size_t * size)45 AVContentLightMetadata *av_content_light_metadata_alloc(size_t *size)
46 {
47 AVContentLightMetadata *metadata = av_mallocz(sizeof(AVContentLightMetadata));
48
49 if (size)
50 *size = sizeof(*metadata);
51
52 return metadata;
53 }
54
av_content_light_metadata_create_side_data(AVFrame * frame)55 AVContentLightMetadata *av_content_light_metadata_create_side_data(AVFrame *frame)
56 {
57 AVFrameSideData *side_data = av_frame_new_side_data(frame,
58 AV_FRAME_DATA_CONTENT_LIGHT_LEVEL,
59 sizeof(AVContentLightMetadata));
60 if (!side_data)
61 return NULL;
62
63 memset(side_data->data, 0, sizeof(AVContentLightMetadata));
64
65 return (AVContentLightMetadata *)side_data->data;
66 }
67