2 Copyright (C) 2015 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program 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
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include "filter_graph.h"
22 #include <libavfilter/buffersink.h>
27 class AudioFilterGraph : public FilterGraph
30 AudioFilterGraph (int sample_rate, int channels);
33 void process (boost::shared_ptr<const AudioBuffers> audio);
36 std::string src_parameters () const;
37 std::string src_name () const;
38 void* sink_parameters () const;
39 std::string sink_name () const;
44 int64_t _channel_layout;