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_VIDEO_CONTENT_H
21 #define DCPOMATIC_VIDEO_CONTENT_H
24 #include "colour_conversion.h"
29 class VideoContentProperty
32 static int const VIDEO_SIZE;
33 static int const VIDEO_FRAME_RATE;
34 static int const VIDEO_FRAME_TYPE;
35 static int const VIDEO_CROP;
36 static int const VIDEO_RATIO;
37 static int const COLOUR_CONVERSION;
40 class VideoContent : public virtual Content
45 VideoContent (boost::shared_ptr<const Film>, Time, VideoContent::Frame);
46 VideoContent (boost::shared_ptr<const Film>, boost::filesystem::path);
47 VideoContent (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>);
49 void as_xml (xmlpp::Node *) const;
50 std::string technical_summary () const;
51 virtual std::string information () const;
52 virtual std::string identifier () const;
54 VideoContent::Frame video_length () const {
55 boost::mutex::scoped_lock lm (_mutex);
59 libdcp::Size video_size () const {
60 boost::mutex::scoped_lock lm (_mutex);
64 float video_frame_rate () const {
65 boost::mutex::scoped_lock lm (_mutex);
66 return _video_frame_rate;
69 void set_video_frame_type (VideoFrameType);
71 void set_left_crop (int);
72 void set_right_crop (int);
73 void set_top_crop (int);
74 void set_bottom_crop (int);
76 void set_colour_conversion (ColourConversion);
78 VideoFrameType video_frame_type () const {
79 boost::mutex::scoped_lock lm (_mutex);
80 return _video_frame_type;
84 boost::mutex::scoped_lock lm (_mutex);
88 int left_crop () const {
89 boost::mutex::scoped_lock lm (_mutex);
93 int right_crop () const {
94 boost::mutex::scoped_lock lm (_mutex);
98 int top_crop () const {
99 boost::mutex::scoped_lock lm (_mutex);
103 int bottom_crop () const {
104 boost::mutex::scoped_lock lm (_mutex);
108 void set_ratio (Ratio const *);
110 /** @return ratio to scale to, or 0 if the content's own ratio should be preserved. */
111 Ratio const * ratio () const {
112 boost::mutex::scoped_lock lm (_mutex);
116 ColourConversion colour_conversion () const {
117 boost::mutex::scoped_lock lm (_mutex);
118 return _colour_conversion;
121 libdcp::Size video_size_after_3d_split () const;
122 libdcp::Size video_size_after_crop () const;
124 VideoContent::Frame time_to_content_video_frames (Time) const;
127 void take_from_video_examiner (boost::shared_ptr<VideoExaminer>);
129 VideoContent::Frame _video_length;
132 friend class ffmpeg_pts_offset_test;
133 friend class best_dcp_frame_rate_test_single;
134 friend class best_dcp_frame_rate_test_double;
135 friend class audio_sampling_rate_test;
137 void setup_default_colour_conversion ();
139 libdcp::Size _video_size;
140 float _video_frame_rate;
141 VideoFrameType _video_frame_type;
143 Ratio const * _ratio;
144 ColourConversion _colour_conversion;