blob: 9b53d3fbc2c492f9ea6bcf9269f058376396b821
1 | /* |
2 | * Copyright (c) 2010 S.N. Hemanth Meenakshisundaram <smeenaks@ucsd.edu> |
3 | * |
4 | * This file is part of FFmpeg. |
5 | * |
6 | * FFmpeg is free software; you can redistribute it and/or |
7 | * modify it under the terms of the GNU Lesser General Public |
8 | * License as published by the Free Software Foundation; either |
9 | * version 2.1 of the License, or (at your option) any later version. |
10 | * |
11 | * FFmpeg is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | * Lesser General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU Lesser General Public |
17 | * License along with FFmpeg; if not, write to the Free Software |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 | */ |
20 | |
21 | #include "libavutil/internal.h" |
22 | #include "avfilter.h" |
23 | #include "internal.h" |
24 | |
25 | static int null_filter_frame(AVFilterLink *link, AVFrame *frame) |
26 | { |
27 | av_frame_free(&frame); |
28 | return 0; |
29 | } |
30 | |
31 | static const AVFilterPad avfilter_asink_anullsink_inputs[] = { |
32 | { |
33 | .name = "default", |
34 | .type = AVMEDIA_TYPE_AUDIO, |
35 | .filter_frame = null_filter_frame, |
36 | }, |
37 | { NULL }, |
38 | }; |
39 | |
40 | AVFilter ff_asink_anullsink = { |
41 | .name = "anullsink", |
42 | .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input audio."), |
43 | |
44 | .priv_size = 0, |
45 | |
46 | .inputs = avfilter_asink_anullsink_inputs, |
47 | .outputs = NULL, |
48 | }; |
49 |