mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-23 15:53:08 +00:00
2744d6b364
The dynamic metadata contains data for color volume transform - application 4 of SMPTE 2094-40:2016 standard. The data comes from HEVC in the SEI_TYPE_USER_DATA_REGISTERED_ITU_T_T35. Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/**
|
|
* Copyright (c) 2018 Mohammad Izadi <moh.izadi at gmail.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
|
|
*/
|
|
|
|
#include "hdr_dynamic_metadata.h"
|
|
#include "mem.h"
|
|
|
|
AVDynamicHDRPlus *av_dynamic_hdr_plus_alloc(size_t *size)
|
|
{
|
|
AVDynamicHDRPlus *hdr_plus = av_mallocz(sizeof(AVDynamicHDRPlus));
|
|
if (!hdr_plus)
|
|
return NULL;
|
|
|
|
if (size)
|
|
*size = sizeof(*hdr_plus);
|
|
|
|
return hdr_plus;
|
|
}
|
|
|
|
AVDynamicHDRPlus *av_dynamic_hdr_plus_create_side_data(AVFrame *frame)
|
|
{
|
|
AVFrameSideData *side_data = av_frame_new_side_data(frame,
|
|
AV_FRAME_DATA_DYNAMIC_HDR_PLUS,
|
|
sizeof(AVDynamicHDRPlus));
|
|
if (!side_data)
|
|
return NULL;
|
|
|
|
memset(side_data->data, 0, sizeof(AVDynamicHDRPlus));
|
|
|
|
return (AVDynamicHDRPlus *)side_data->data;
|
|
}
|