/*
- Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2021 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
+
+/** @file src/lib/audio_mapping.h
+ * @brief AudioMapping class.
+ */
+
+
#ifndef DCPOMATIC_AUDIO_MAPPING_H
#define DCPOMATIC_AUDIO_MAPPING_H
-#include <list>
-#include <string>
-#include <libdcp/types.h>
-#include <boost/shared_ptr.hpp>
-#include "audio_content.h"
+#include <dcp/types.h>
+#include <libcxml/cxml.h>
+#include <vector>
+
+
+namespace xmlpp {
+ class Node;
+}
+
+class AudioProcessor;
+
+
+/** @class AudioMapping.
+ * @brief A many-to-many mapping of audio channels.
+ */
class AudioMapping
{
public:
+ AudioMapping () {}
+ AudioMapping (int input_channels, int output_channels);
+ AudioMapping (cxml::ConstNodePtr, int);
+
+ /* Default copy constructor is fine */
+
void as_xml (xmlpp::Node *) const;
- void set_from_xml (boost::shared_ptr<const cxml::Node>);
- void add (int, libdcp::Channel);
+ void make_zero ();
+ void make_default (AudioProcessor const * processor, boost::optional<boost::filesystem::path> filename = boost::optional<boost::filesystem::path>());
+
+ void set (dcp::Channel input_channel, int output_channel, float);
+ void set (int input_channel, int output_channel, float);
+ void set (int input_channel, dcp::Channel output_channel, float);
+ float get (int input_channel, int output_channel) const;
+ float get (int input_channel, dcp::Channel output_channel) const;
+
+ int input_channels () const {
+ return _input_channels;
+ }
- int dcp_channels () const;
- std::list<int> dcp_to_content (libdcp::Channel) const;
- std::list<std::pair<int, libdcp::Channel> > content_to_dcp () const {
- return _content_to_dcp;
+ int output_channels () const {
+ return _output_channels;
}
- std::list<int> content_channels () const;
- std::list<libdcp::Channel> content_to_dcp (int) const;
+ std::string digest () const;
+
+ std::list<int> mapped_output_channels () const;
+ void unmap_all ();
private:
- std::list<std::pair<int, libdcp::Channel> > _content_to_dcp;
+ void setup (int input_channels, int output_channels);
+
+ int _input_channels = 0;
+ int _output_channels = 0;
+ std::vector<std::vector<float>> _gain;
};
+
#endif