2 * Copyright (c) 2011 Stefano Sabatini
4 * This file is part of FFmpeg.
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.
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.
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
28 static void filter_samples(AVFilterLink *inlink, AVFilterBufferRef *insamples)
30 avfilter_filter_samples(inlink->dst->outputs[0],
31 avfilter_ref_buffer(insamples, ~AV_PERM_WRITE));
32 avfilter_filter_samples(inlink->dst->outputs[1],
33 avfilter_ref_buffer(insamples, ~AV_PERM_WRITE));
34 avfilter_unref_buffer(insamples);
37 AVFilter avfilter_af_asplit = {
39 .description = NULL_IF_CONFIG_SMALL("Pass on the audio input to two outputs."),
41 .inputs = (const AVFilterPad[]) {
43 .type = AVMEDIA_TYPE_AUDIO,
44 .get_audio_buffer = avfilter_null_get_audio_buffer,
45 .filter_samples = filter_samples, },
48 .outputs = (const AVFilterPad[]) {
50 .type = AVMEDIA_TYPE_AUDIO, },
52 .type = AVMEDIA_TYPE_AUDIO, },