2 Copyright (C) 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 #include "single_stream_audio_content.h"
21 #include "audio_examiner.h"
23 #include "raw_convert.h"
27 using boost::shared_ptr;
29 SingleStreamAudioContent::SingleStreamAudioContent (shared_ptr<const Film> f)
34 , _audio_frame_rate (0)
39 SingleStreamAudioContent::SingleStreamAudioContent (shared_ptr<const Film> f, boost::filesystem::path p)
44 , _audio_frame_rate (0)
49 SingleStreamAudioContent::SingleStreamAudioContent (shared_ptr<const Film> f, cxml::ConstNodePtr node, int version)
51 , AudioContent (f, node)
52 , _audio_mapping (node->node_child ("AudioMapping"), version)
54 _audio_channels = node->number_child<int> ("AudioChannels");
55 _audio_length = node->number_child<Frame> ("AudioLength");
56 _audio_frame_rate = node->number_child<int> ("AudioFrameRate");
60 SingleStreamAudioContent::set_audio_mapping (AudioMapping m)
63 boost::mutex::scoped_lock lm (_mutex);
67 AudioContent::set_audio_mapping (m);
72 SingleStreamAudioContent::as_xml (xmlpp::Node* node) const
74 AudioContent::as_xml (node);
75 node->add_child("AudioChannels")->add_child_text (raw_convert<string> (audio_channels ()));
76 node->add_child("AudioLength")->add_child_text (raw_convert<string> (audio_length ()));
77 node->add_child("AudioFrameRate")->add_child_text (raw_convert<string> (audio_frame_rate ()));
78 _audio_mapping.as_xml (node->add_child("AudioMapping"));
82 SingleStreamAudioContent::take_from_audio_examiner (shared_ptr<AudioExaminer> examiner)
85 boost::mutex::scoped_lock lm (_mutex);
86 _audio_channels = examiner->audio_channels ();
87 _audio_length = examiner->audio_length ();
88 _audio_frame_rate = examiner->audio_frame_rate ();
91 signal_changed (AudioContentProperty::AUDIO_CHANNELS);
92 signal_changed (AudioContentProperty::AUDIO_FRAME_RATE);
94 int const p = processed_audio_channels ();
97 boost::mutex::scoped_lock lm (_mutex);
98 /* XXX: do this in signal_changed...? */
99 _audio_mapping = AudioMapping (p);
100 _audio_mapping.make_default ();
103 signal_changed (AudioContentProperty::AUDIO_MAPPING);