2 Copyright (C) 2013-2014 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
28 #include <boost/shared_ptr.hpp>
29 #include <dcp/types.h>
30 #include <libcxml/cxml.h>
40 /** @class AudioMapping.
41 * @brief A many-to-many mapping from some content channels to DCP channels.
43 * The number of content channels is set on construction and fixed,
44 * and then each of those content channels are mapped to each DCP channel
51 AudioMapping (int channels);
52 AudioMapping (cxml::ConstNodePtr, int);
54 /* Default copy constructor is fine */
56 void as_xml (xmlpp::Node *) const;
60 void set (int, dcp::Channel, float);
61 float get (int, dcp::Channel) const;
63 int content_channels () const {
64 return _content_channels;
67 std::string digest () const;
72 int _content_channels;
73 std::vector<std::vector<float> > _gain;