yading@10
|
1 /*
|
yading@10
|
2 * This file is part of FFmpeg.
|
yading@10
|
3 *
|
yading@10
|
4 * FFmpeg is free software; you can redistribute it and/or
|
yading@10
|
5 * modify it under the terms of the GNU Lesser General Public
|
yading@10
|
6 * License as published by the Free Software Foundation; either
|
yading@10
|
7 * version 2.1 of the License, or (at your option) any later version.
|
yading@10
|
8 *
|
yading@10
|
9 * FFmpeg is distributed in the hope that it will be useful,
|
yading@10
|
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
yading@10
|
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
yading@10
|
12 * Lesser General Public License for more details.
|
yading@10
|
13 *
|
yading@10
|
14 * You should have received a copy of the GNU Lesser General Public
|
yading@10
|
15 * License along with FFmpeg; if not, write to the Free Software
|
yading@10
|
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
yading@10
|
17 */
|
yading@10
|
18
|
yading@10
|
19 /**
|
yading@10
|
20 * @file
|
yading@10
|
21 * null video filter
|
yading@10
|
22 */
|
yading@10
|
23
|
yading@10
|
24 #include "libavutil/internal.h"
|
yading@10
|
25 #include "avfilter.h"
|
yading@10
|
26 #include "internal.h"
|
yading@10
|
27 #include "video.h"
|
yading@10
|
28
|
yading@10
|
29 static const AVFilterPad avfilter_vf_null_inputs[] = {
|
yading@10
|
30 {
|
yading@10
|
31 .name = "default",
|
yading@10
|
32 .type = AVMEDIA_TYPE_VIDEO,
|
yading@10
|
33 .get_video_buffer = ff_null_get_video_buffer,
|
yading@10
|
34 },
|
yading@10
|
35 { NULL }
|
yading@10
|
36 };
|
yading@10
|
37
|
yading@10
|
38 static const AVFilterPad avfilter_vf_null_outputs[] = {
|
yading@10
|
39 {
|
yading@10
|
40 .name = "default",
|
yading@10
|
41 .type = AVMEDIA_TYPE_VIDEO,
|
yading@10
|
42 },
|
yading@10
|
43 { NULL }
|
yading@10
|
44 };
|
yading@10
|
45
|
yading@10
|
46 AVFilter avfilter_vf_null = {
|
yading@10
|
47 .name = "null",
|
yading@10
|
48 .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
|
yading@10
|
49
|
yading@10
|
50 .priv_size = 0,
|
yading@10
|
51
|
yading@10
|
52 .inputs = avfilter_vf_null_inputs,
|
yading@10
|
53
|
yading@10
|
54 .outputs = avfilter_vf_null_outputs,
|
yading@10
|
55 };
|