1/**
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19#include "film_grain_params.h"
20
21AVFilmGrainParams *av_film_grain_params_alloc(size_t *size)
22{
23    AVFilmGrainParams *params = av_mallocz(sizeof(AVFilmGrainParams));
24
25    if (size)
26        *size = sizeof(*params);
27
28    return params;
29}
30
31AVFilmGrainParams *av_film_grain_params_create_side_data(AVFrame *frame)
32{
33    AVFrameSideData *side_data = av_frame_new_side_data(frame,
34                                                        AV_FRAME_DATA_FILM_GRAIN_PARAMS,
35                                                        sizeof(AVFilmGrainParams));
36    if (!side_data)
37        return NULL;
38
39    memset(side_data->data, 0, sizeof(AVFilmGrainParams));
40
41    return (AVFilmGrainParams *)side_data->data;
42}
43