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 <dcp/subtitle_string.h>
21 #include "subrip_decoder.h"
22 #include "subrip_content.h"
29 using boost::shared_ptr;
30 using boost::optional;
32 SubRipDecoder::SubRipDecoder (shared_ptr<const SubRipContent> content)
33 : SubtitleDecoder (content)
41 SubRipDecoder::seek (ContentTime time, bool accurate)
43 SubtitleDecoder::seek (time, accurate);
46 while (_next < _subtitles.size() && ContentTime::from_seconds (_subtitles[_next].from.all_as_seconds ()) < time) {
52 SubRipDecoder::pass ()
54 if (_next >= _subtitles.size ()) {
58 /* XXX: we are ignoring positioning specified in the file */
60 list<dcp::SubtitleString> out;
61 for (list<sub::Line>::const_iterator i = _subtitles[_next].lines.begin(); i != _subtitles[_next].lines.end(); ++i) {
62 for (list<sub::Block>::const_iterator j = i->blocks.begin(); j != i->blocks.end(); ++j) {
65 SubRipContent::font_id,
67 dcp::Colour (j->colour.r * 255, j->colour.g * 255, j->colour.b * 255),
68 j->font_size.points (72 * 11),
70 dcp::Time (_subtitles[_next].from.all_as_seconds()),
71 dcp::Time (_subtitles[_next].to.all_as_seconds()),
74 i->vertical_position.line.get() * (1.5 / 22) + 0.8,
78 dcp::Colour (255, 255, 255),
86 text_subtitle (content_time_period (_subtitles[_next]), out);
92 list<ContentTimePeriod>
93 SubRipDecoder::image_subtitles_during (ContentTimePeriod, bool) const
95 return list<ContentTimePeriod> ();
98 list<ContentTimePeriod>
99 SubRipDecoder::text_subtitles_during (ContentTimePeriod p, bool starting) const
101 /* XXX: inefficient */
103 list<ContentTimePeriod> d;
105 for (vector<sub::Subtitle>::const_iterator i = _subtitles.begin(); i != _subtitles.end(); ++i) {
106 ContentTimePeriod t = content_time_period (*i);
107 if ((starting && p.contains (t.from)) || (!starting && p.overlaps (t))) {
116 SubRipDecoder::content_time_period (sub::Subtitle s) const
118 return ContentTimePeriod (
119 ContentTime::from_seconds (s.from.all_as_seconds()),
120 ContentTime::from_seconds (s.to.all_as_seconds())