2 Copyright (C) 2013 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 #ifndef DCPOMATIC_SNDFILE_CONTENT_H
21 #define DCPOMATIC_SNDFILE_CONTENT_H
24 #include <libavutil/audioconvert.h>
26 #include "audio_content.h"
32 class SndfileContentProperty
35 static int const VIDEO_FRAME_RATE;
38 class SndfileContent : public AudioContent
41 SndfileContent (boost::shared_ptr<const Film>, boost::filesystem::path);
42 SndfileContent (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>, int);
44 boost::shared_ptr<SndfileContent> shared_from_this () {
45 return boost::dynamic_pointer_cast<SndfileContent> (Content::shared_from_this ());
48 void examine (boost::shared_ptr<Job>);
49 std::string summary () const;
50 std::string technical_summary () const;
51 std::string information () const;
52 void as_xml (xmlpp::Node *) const;
53 Time full_length () const;
56 int audio_channels () const {
57 boost::mutex::scoped_lock lm (_mutex);
58 return _audio_channels;
61 AudioContent::Frame audio_length () const {
62 boost::mutex::scoped_lock lm (_mutex);
66 int content_audio_frame_rate () const {
67 boost::mutex::scoped_lock lm (_mutex);
68 return _audio_frame_rate;
71 int output_audio_frame_rate () const;
73 AudioMapping audio_mapping () const {
74 boost::mutex::scoped_lock lm (_mutex);
75 return _audio_mapping;
78 void set_video_frame_rate (float r) {
80 boost::mutex::scoped_lock lm (_mutex);
81 _video_frame_rate = r;
84 signal_changed (SndfileContentProperty::VIDEO_FRAME_RATE);
87 float video_frame_rate () const;
89 void set_audio_mapping (AudioMapping);
91 static bool valid_file (boost::filesystem::path);
95 AudioContent::Frame _audio_length;
96 int _audio_frame_rate;
97 AudioMapping _audio_mapping;
98 /** Video frame rate that this audio has been prepared for,
101 boost::optional<float> _video_frame_rate;