blob: 1d0af451dcd88a8d054c21ae33436d89de4acbfa
1 | /* |
2 | * Copyright (c) 2010 S.N. Hemanth Meenakshisundaram <smeenaks@ucsd.edu> |
3 | * This file is part of FFmpeg. |
4 | * |
5 | * FFmpeg is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU Lesser General Public |
7 | * License as published by the Free Software Foundation; either |
8 | * version 2.1 of the License, or (at your option) any later version. |
9 | * |
10 | * FFmpeg is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * Lesser General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU Lesser General Public |
16 | * License along with FFmpeg; if not, write to the Free Software |
17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
18 | */ |
19 | |
20 | /** |
21 | * @file |
22 | * null audio filter |
23 | */ |
24 | |
25 | #include "audio.h" |
26 | #include "avfilter.h" |
27 | #include "internal.h" |
28 | #include "libavutil/internal.h" |
29 | |
30 | static const AVFilterPad avfilter_af_anull_inputs[] = { |
31 | { |
32 | .name = "default", |
33 | .type = AVMEDIA_TYPE_AUDIO, |
34 | }, |
35 | { NULL } |
36 | }; |
37 | |
38 | static const AVFilterPad avfilter_af_anull_outputs[] = { |
39 | { |
40 | .name = "default", |
41 | .type = AVMEDIA_TYPE_AUDIO, |
42 | }, |
43 | { NULL } |
44 | }; |
45 | |
46 | AVFilter ff_af_anull = { |
47 | .name = "anull", |
48 | .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."), |
49 | .inputs = avfilter_af_anull_inputs, |
50 | .outputs = avfilter_af_anull_outputs, |
51 | }; |
52 |