h264_metadata: Add option to delete filler data
[libav.git] / libavfilter / vf_null.c
1 /*
2 * This file is part of Libav.
3 *
4 * Libav 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 * Libav 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 Libav; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 /**
20 * @file
21 * null video filter
22 */
23
24 #include "libavutil/internal.h"
25 #include "avfilter.h"
26 #include "internal.h"
27 #include "video.h"
28
29 static const AVFilterPad avfilter_vf_null_inputs[] = {
30 {
31 .name = "default",
32 .type = AVMEDIA_TYPE_VIDEO,
33 .get_video_buffer = ff_null_get_video_buffer,
34 },
35 { NULL }
36 };
37
38 static const AVFilterPad avfilter_vf_null_outputs[] = {
39 {
40 .name = "default",
41 .type = AVMEDIA_TYPE_VIDEO,
42 },
43 { NULL }
44 };
45
46 AVFilter ff_vf_null = {
47 .name = "null",
48 .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
49
50 .priv_size = 0,
51
52 .inputs = avfilter_vf_null_inputs,
53
54 .outputs = avfilter_vf_null_outputs,
55 };