blob: 281721bc5558be2496fee144578984d1f28ef7dd
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 "avfilter.h" |
20 | #include "internal.h" |
21 | #include "libavutil/internal.h" |
22 | |
23 | static int filter_frame(AVFilterLink *link, AVFrame *frame) |
24 | { |
25 | av_frame_free(&frame); |
26 | return 0; |
27 | } |
28 | |
29 | static const AVFilterPad avfilter_vsink_nullsink_inputs[] = { |
30 | { |
31 | .name = "default", |
32 | .type = AVMEDIA_TYPE_VIDEO, |
33 | .filter_frame = filter_frame, |
34 | }, |
35 | { NULL }, |
36 | }; |
37 | |
38 | AVFilter ff_vsink_nullsink = { |
39 | .name = "nullsink", |
40 | .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input video."), |
41 | |
42 | .priv_size = 0, |
43 | |
44 | .inputs = avfilter_vsink_nullsink_inputs, |
45 | .outputs = NULL, |
46 | }; |
47 |