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.
21 #include <boost/shared_ptr.hpp>
22 #include <boost/enable_shared_from_this.hpp>
23 #include "video_source.h"
24 #include "audio_source.h"
25 #include "video_sink.h"
26 #include "audio_sink.h"
27 #include "ffmpeg_content.h"
28 #include "audio_mapping.h"
33 class ImageMagickContent;
34 class ImageMagickDecoder;
45 void setup (ContentList);
47 ContentAudioFrame audio_length () const;
48 int audio_channels () const;
49 int audio_frame_rate () const;
50 int64_t audio_channel_layout () const;
51 bool has_audio () const;
53 float video_frame_rate () const;
54 libdcp::Size video_size () const;
55 ContentVideoFrame video_length () const;
57 AudioMapping default_audio_mapping () const;
71 VideoFrom video_from () const {
75 AudioFrom audio_from () const {
79 boost::shared_ptr<const FFmpegContent> ffmpeg () const {
83 std::list<boost::shared_ptr<const ImageMagickContent> > imagemagick () const {
87 std::list<boost::shared_ptr<const SndfileContent> > sndfile () const {
91 mutable boost::signals2::signal<void ()> Changed;
92 mutable boost::signals2::signal<void (boost::weak_ptr<Content>, int)> ContentChanged;
95 void content_changed (boost::weak_ptr<Content>, int);
97 VideoFrom _video_from;
98 AudioFrom _audio_from;
100 boost::shared_ptr<const FFmpegContent> _ffmpeg;
101 std::list<boost::shared_ptr<const ImageMagickContent> > _imagemagick;
102 std::list<boost::shared_ptr<const SndfileContent> > _sndfile;
104 std::list<boost::signals2::connection> _content_connections;