2 Copyright (C) 2013-2015 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 /** @file src/lib/audio_mapping.h
21 * @brief AudioMapping class.
24 #ifndef DCPOMATIC_AUDIO_MAPPING_H
25 #define DCPOMATIC_AUDIO_MAPPING_H
27 #include <libcxml/cxml.h>
28 #include <dcp/types.h>
29 #include <boost/shared_ptr.hpp>
40 /** @class AudioMapping.
41 * @brief A many-to-many mapping of audio channels.
47 AudioMapping (int input_channels, int output_channels);
48 AudioMapping (cxml::ConstNodePtr, int);
50 /* Default copy constructor is fine */
52 void as_xml (xmlpp::Node *) const;
56 void set (int input_channel, int output_channel, float);
57 float get (int input_channel, int output_channel) const;
59 int input_channels () const {
60 return _input_channels;
63 int output_channels () const {
64 return _output_channels;
67 std::string digest () const;
69 std::list<int> mapped_output_channels () const;
73 void setup (int input_channels, int output_channels);
77 std::vector<std::vector<float> > _gain;