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 27AVMasteringDisplayMetadata *av_mastering_display_metadata_alloc(void) 28{ 29 return av_mallocz(sizeof(AVMasteringDisplayMetadata)); 30} 31 32AVMasteringDisplayMetadata *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 45AVContentLightMetadata *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 55AVContentLightMetadata *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