h264_metadata: Add option to delete filler data
[libav.git] / libavfilter / af_anull.c
CommitLineData
99046339 1/*
2912e87a 2 * This file is part of Libav.
99046339 3 *
2912e87a 4 * Libav is free software; you can redistribute it and/or
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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 *
2912e87a 9 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 15 * License along with Libav; if not, write to the Free Software
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16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19/**
20 * @file
21 * null audio filter
22 */
23
472fb3bb 24#include "audio.h"
99046339 25#include "avfilter.h"
9d0bfc50 26#include "internal.h"
1d9c2dc8 27#include "libavutil/internal.h"
99046339 28
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29static const AVFilterPad avfilter_af_anull_inputs[] = {
30 {
31 .name = "default",
32 .type = AVMEDIA_TYPE_AUDIO,
33 .get_audio_buffer = ff_null_get_audio_buffer,
34 },
35 { NULL }
36};
37
38static const AVFilterPad avfilter_af_anull_outputs[] = {
39 {
40 .name = "default",
41 .type = AVMEDIA_TYPE_AUDIO,
42 },
43 { NULL }
44};
45
cd43ca04 46AVFilter ff_af_anull = {
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47 .name = "anull",
48 .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
49
50 .priv_size = 0,
51
568c70e7 52 .inputs = avfilter_af_anull_inputs,
99046339 53
568c70e7 54 .outputs = avfilter_af_anull_outputs,
99046339 55};