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_SUBTITLE_CONTENT_H
21 #define DCPOMATIC_SUBTITLE_CONTENT_H
25 class SubtitleContentProperty
28 static int const SUBTITLE_X_OFFSET;
29 static int const SUBTITLE_Y_OFFSET;
30 static int const SUBTITLE_X_SCALE;
31 static int const SUBTITLE_Y_SCALE;
34 class SubtitleContent : public virtual Content
37 SubtitleContent (boost::shared_ptr<const Film>, boost::filesystem::path);
38 SubtitleContent (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>, int version);
39 SubtitleContent (boost::shared_ptr<const Film>, std::vector<boost::shared_ptr<Content> >);
41 void as_xml (xmlpp::Node *) const;
43 void set_subtitle_x_offset (double);
44 void set_subtitle_y_offset (double);
45 void set_subtitle_x_scale (double);
46 void set_subtitle_y_scale (double);
48 double subtitle_x_offset () const {
49 boost::mutex::scoped_lock lm (_mutex);
50 return _subtitle_x_offset;
53 double subtitle_y_offset () const {
54 boost::mutex::scoped_lock lm (_mutex);
55 return _subtitle_y_offset;
58 double subtitle_x_scale () const {
59 boost::mutex::scoped_lock lm (_mutex);
60 return _subtitle_x_scale;
63 double subtitle_y_scale () const {
64 boost::mutex::scoped_lock lm (_mutex);
65 return _subtitle_y_scale;
69 friend class ffmpeg_pts_offset_test;
71 /** x offset for placing subtitles, as a proportion of the container width;
72 * +ve is further right, -ve is further left.
74 double _subtitle_x_offset;
75 /** y offset for placing subtitles, as a proportion of the container height;
76 * +ve is further down the frame, -ve is further up.
78 double _subtitle_y_offset;
79 /** x scale factor to apply to subtitles */
80 double _subtitle_x_scale;
81 /** y scale factor to apply to subtitles */
82 double _subtitle_y_scale;