2 Copyright (C) 2012 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.
28 #include <boost/filesystem.hpp>
29 #include <boost/algorithm/string.hpp>
30 #include <boost/lexical_cast.hpp>
31 #include <boost/date_time.hpp>
34 #include "imagemagick_encoder.h"
37 #include "transcoder.h"
39 #include "job_manager.h"
40 #include "ab_transcode_job.h"
41 #include "transcode_job.h"
42 #include "scp_dcp_job.h"
43 #include "make_dcp_job.h"
46 #include "exceptions.h"
47 #include "examine_content_job.h"
49 #include "decoder_factory.h"
51 #include "check_hashes_job.h"
53 #include "ui_signaller.h"
56 using std::stringstream;
66 using boost::shared_ptr;
67 using boost::lexical_cast;
68 using boost::to_upper_copy;
69 using boost::ends_with;
70 using boost::starts_with;
72 /** Construct a Film object in a given directory, reading any metadata
73 * file that exists in that directory. An exception will be thrown if
74 * must_exist is true and the specified directory does not exist.
76 * @param d Film directory.
77 * @param must_exist true to throw an exception if does not exist.
80 Film::Film (string d, bool must_exist)
81 : _use_dci_name (false)
82 , _dcp_content_type (0)
84 , _scaler (Scaler::from_id ("bicubic"))
91 , _still_duration (10)
92 , _subtitle_stream (-1)
93 , _with_subtitles (false)
94 , _subtitle_offset (0)
96 , _audio_sample_rate (0)
97 , _has_subtitles (false)
98 , _frames_per_second (0)
101 /* Make state.directory a complete path without ..s (where possible)
102 (Code swiped from Adam Bowen on stackoverflow)
105 boost::filesystem::path p (boost::filesystem::system_complete (d));
106 boost::filesystem::path result;
107 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
109 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
112 result = result.parent_path ();
114 } else if (*i != ".") {
119 set_directory (result.string ());
121 if (!boost::filesystem::exists (directory())) {
123 throw OpenFileError (directory());
125 boost::filesystem::create_directory (directory());
131 _log = new FileLog (file ("log"));
132 set_dci_date_today ();
135 Film::Film (Film const & o)
137 , _directory (o._directory)
139 , _use_dci_name (o._use_dci_name)
140 , _content (o._content)
141 , _dcp_content_type (o._dcp_content_type)
142 , _format (o._format)
144 , _filters (o._filters)
145 , _scaler (o._scaler)
146 , _dcp_trim_start (o._dcp_trim_start)
147 , _dcp_trim_end (o._dcp_trim_end)
148 , _dcp_ab (o._dcp_ab)
149 , _audio_stream (o._audio_stream)
150 , _audio_gain (o._audio_gain)
151 , _audio_delay (o._audio_delay)
152 , _still_duration (o._still_duration)
153 , _subtitle_stream (o._subtitle_stream)
154 , _with_subtitles (o._with_subtitles)
155 , _subtitle_offset (o._subtitle_offset)
156 , _subtitle_scale (o._subtitle_scale)
157 , _audio_language (o._audio_language)
158 , _subtitle_language (o._subtitle_language)
159 , _territory (o._territory)
160 , _rating (o._rating)
161 , _studio (o._studio)
162 , _facility (o._facility)
163 , _package_type (o._package_type)
164 , _thumbs (o._thumbs)
166 , _length (o._length)
167 , _audio_sample_rate (o._audio_sample_rate)
168 , _content_digest (o._content_digest)
169 , _has_subtitles (o._has_subtitles)
170 , _audio_streams (o._audio_streams)
171 , _subtitle_streams (o._subtitle_streams)
172 , _frames_per_second (o._frames_per_second)
183 /** @return The path to the directory to write JPEG2000 files to */
185 Film::j2k_dir () const
189 boost::filesystem::path p;
194 pair<string, string> f = Filter::ffmpeg_strings (filters());
196 /* Write stuff to specify the filter / post-processing settings that are in use,
197 so that we don't get confused about J2K files generated using different
202 << "_" << content_digest()
203 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
204 << "_" << f.first << "_" << f.second
205 << "_" << scaler()->id();
209 /* Similarly for the A/B case */
212 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
213 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
217 return dir (p.string());
220 /** Add suitable Jobs to the JobManager to create a DCP for this Film.
221 * @param true to transcode, false to use the WAV and J2K files that are already there.
224 Film::make_dcp (bool transcode)
226 set_dci_date_today ();
228 if (dcp_name().find ("/") != string::npos) {
229 throw BadSettingError ("name", "cannot contain slashes");
232 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
236 gethostname (buffer, sizeof (buffer));
237 log()->log (String::compose ("Starting to make DCP on %1", buffer));
241 throw MissingSettingError ("format");
244 if (content().empty ()) {
245 throw MissingSettingError ("content");
248 if (dcp_content_type() == 0) {
249 throw MissingSettingError ("content type");
252 if (name().empty()) {
253 throw MissingSettingError ("name");
256 shared_ptr<Options> o (new Options (j2k_dir(), ".j2c", dir ("wavs")));
257 o->out_size = format()->dcp_size ();
258 o->padding = format()->dcp_padding (shared_from_this ());
259 o->ratio = format()->ratio_as_float (shared_from_this ());
261 o->video_decode_range = make_pair (dcp_trim_start(), dcp_trim_start() + dcp_length().get());
262 o->audio_decode_range = make_pair (
263 video_frames_to_audio_frames (o->video_decode_range.get().first, audio_sample_rate(), frames_per_second()),
264 video_frames_to_audio_frames (o->video_decode_range.get().second, audio_sample_rate(), frames_per_second())
268 o->decode_subtitles = with_subtitles ();
269 o->decode_video_skip = dcp_frame_rate (frames_per_second()).skip;
275 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), o, shared_ptr<Job> ())));
277 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), o, shared_ptr<Job> ())));
281 r = JobManager::instance()->add (shared_ptr<Job> (new CheckHashesJob (shared_from_this(), o, r)));
282 JobManager::instance()->add (shared_ptr<Job> (new MakeDCPJob (shared_from_this(), o, r)));
285 /** Start a job to examine our content file */
287 Film::examine_content ()
289 if (_examine_content_job) {
293 set_thumbs (vector<SourceFrame> ());
294 boost::filesystem::remove_all (dir ("thumbs"));
296 /* This call will recreate the directory */
299 _examine_content_job.reset (new ExamineContentJob (shared_from_this(), shared_ptr<Job> ()));
300 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
301 JobManager::instance()->add (_examine_content_job);
305 Film::examine_content_finished ()
307 _examine_content_job.reset ();
310 /** @return full paths to any audio files that this Film has */
312 Film::audio_files () const
315 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (dir("wavs")); i != boost::filesystem::directory_iterator(); ++i) {
316 f.push_back (i->path().string ());
322 /** Start a job to send our DCP to the configured TMS */
324 Film::send_dcp_to_tms ()
326 shared_ptr<Job> j (new SCPDCPJob (shared_from_this(), shared_ptr<Job> ()));
327 JobManager::instance()->add (j);
330 /** Count the number of frames that have been encoded for this film.
331 * @return frame count.
334 Film::encoded_frames () const
341 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (j2k_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
343 boost::this_thread::interruption_point ();
349 /** Return the filename of a subtitle image if one exists for a given thumb index.
350 * @param Thumbnail index.
351 * @return Position of the image within the source frame, and the image filename, if one exists.
352 * Otherwise the filename will be empty.
354 pair<Position, string>
355 Film::thumb_subtitle (int n) const
357 string sub_file = thumb_base(n) + ".sub";
358 if (!boost::filesystem::exists (sub_file)) {
359 return pair<Position, string> ();
362 pair<Position, string> sub;
364 ifstream f (sub_file.c_str ());
365 multimap<string, string> kv = read_key_value (f);
366 for (map<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
367 if (i->first == "x") {
368 sub.first.x = lexical_cast<int> (i->second);
369 } else if (i->first == "y") {
370 sub.first.y = lexical_cast<int> (i->second);
371 sub.second = String::compose ("%1.sub.png", thumb_base(n));
378 /** Write state to our `metadata' file */
380 Film::write_metadata () const
382 boost::mutex::scoped_lock lm (_state_mutex);
384 boost::filesystem::create_directories (directory());
386 string const m = file ("metadata");
387 ofstream f (m.c_str ());
389 throw CreateFileError (m);
393 f << "name " << _name << "\n";
394 f << "use_dci_name " << _use_dci_name << "\n";
395 f << "content " << _content << "\n";
396 if (_dcp_content_type) {
397 f << "dcp_content_type " << _dcp_content_type->pretty_name () << "\n";
400 f << "format " << _format->as_metadata () << "\n";
402 f << "left_crop " << _crop.left << "\n";
403 f << "right_crop " << _crop.right << "\n";
404 f << "top_crop " << _crop.top << "\n";
405 f << "bottom_crop " << _crop.bottom << "\n";
406 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
407 f << "filter " << (*i)->id () << "\n";
409 f << "scaler " << _scaler->id () << "\n";
410 f << "dcp_trim_start " << _dcp_trim_start << "\n";
411 f << "dcp_trim_end " << _dcp_trim_end << "\n";
412 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
413 f << "selected_audio_stream " << _audio_stream << "\n";
414 f << "audio_gain " << _audio_gain << "\n";
415 f << "audio_delay " << _audio_delay << "\n";
416 f << "still_duration " << _still_duration << "\n";
417 f << "selected_subtitle_stream " << _subtitle_stream << "\n";
418 f << "with_subtitles " << _with_subtitles << "\n";
419 f << "subtitle_offset " << _subtitle_offset << "\n";
420 f << "subtitle_scale " << _subtitle_scale << "\n";
421 f << "audio_language " << _audio_language << "\n";
422 f << "subtitle_language " << _subtitle_language << "\n";
423 f << "territory " << _territory << "\n";
424 f << "rating " << _rating << "\n";
425 f << "studio " << _studio << "\n";
426 f << "facility " << _facility << "\n";
427 f << "package_type " << _package_type << "\n";
429 /* Cached stuff; this is information about our content; we could
430 look it up each time, but that's slow.
432 for (vector<SourceFrame>::const_iterator i = _thumbs.begin(); i != _thumbs.end(); ++i) {
433 f << "thumb " << *i << "\n";
435 f << "width " << _size.width << "\n";
436 f << "height " << _size.height << "\n";
437 f << "length " << _length.get_value_or(0) << "\n";
438 f << "audio_sample_rate " << _audio_sample_rate << "\n";
439 f << "content_digest " << _content_digest << "\n";
440 f << "has_subtitles " << _has_subtitles << "\n";
442 for (vector<AudioStream>::const_iterator i = _audio_streams.begin(); i != _audio_streams.end(); ++i) {
443 f << "audio_stream " << i->to_string () << "\n";
446 for (vector<SubtitleStream>::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
447 f << "subtitle_stream " << i->to_string () << "\n";
450 f << "frames_per_second " << _frames_per_second << "\n";
455 /** Read state from our metadata file */
457 Film::read_metadata ()
459 boost::mutex::scoped_lock lm (_state_mutex);
461 ifstream f (file ("metadata").c_str());
462 multimap<string, string> kv = read_key_value (f);
463 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
464 string const k = i->first;
465 string const v = i->second;
467 /* User-specified stuff */
470 } else if (k == "use_dci_name") {
471 _use_dci_name = (v == "1");
472 } else if (k == "content") {
474 } else if (k == "dcp_content_type") {
475 _dcp_content_type = DCPContentType::from_pretty_name (v);
476 } else if (k == "format") {
477 _format = Format::from_metadata (v);
478 } else if (k == "left_crop") {
479 _crop.left = atoi (v.c_str ());
480 } else if (k == "right_crop") {
481 _crop.right = atoi (v.c_str ());
482 } else if (k == "top_crop") {
483 _crop.top = atoi (v.c_str ());
484 } else if (k == "bottom_crop") {
485 _crop.bottom = atoi (v.c_str ());
486 } else if (k == "filter") {
487 _filters.push_back (Filter::from_id (v));
488 } else if (k == "scaler") {
489 _scaler = Scaler::from_id (v);
490 } else if (k == "dcp_trim_start") {
491 _dcp_trim_start = atoi (v.c_str ());
492 } else if (k == "dcp_trim_end") {
493 _dcp_trim_end = atoi (v.c_str ());
494 } else if (k == "dcp_ab") {
495 _dcp_ab = (v == "1");
496 } else if (k == "selected_audio_stream") {
497 _audio_stream = atoi (v.c_str ());
498 } else if (k == "audio_gain") {
499 _audio_gain = atof (v.c_str ());
500 } else if (k == "audio_delay") {
501 _audio_delay = atoi (v.c_str ());
502 } else if (k == "still_duration") {
503 _still_duration = atoi (v.c_str ());
504 } else if (k == "selected_subtitle_stream") {
505 _subtitle_stream = atoi (v.c_str ());
506 } else if (k == "with_subtitles") {
507 _with_subtitles = (v == "1");
508 } else if (k == "subtitle_offset") {
509 _subtitle_offset = atoi (v.c_str ());
510 } else if (k == "subtitle_scale") {
511 _subtitle_scale = atof (v.c_str ());
512 } else if (k == "audio_language") {
514 } else if (k == "subtitle_language") {
515 _subtitle_language = v;
516 } else if (k == "territory") {
518 } else if (k == "rating") {
520 } else if (k == "studio") {
522 } else if (k == "facility") {
524 } else if (k == "package_type") {
530 int const n = atoi (v.c_str ());
531 /* Only add it to the list if it still exists */
532 if (boost::filesystem::exists (thumb_file_for_frame (n))) {
533 _thumbs.push_back (n);
535 } else if (k == "width") {
536 _size.width = atoi (v.c_str ());
537 } else if (k == "height") {
538 _size.height = atoi (v.c_str ());
539 } else if (k == "length") {
540 int const vv = atoi (v.c_str ());
544 } else if (k == "audio_sample_rate") {
545 _audio_sample_rate = atoi (v.c_str ());
546 } else if (k == "content_digest") {
548 } else if (k == "has_subtitles") {
549 _has_subtitles = (v == "1");
550 } else if (k == "audio_stream") {
551 _audio_streams.push_back (AudioStream (v));
552 } else if (k == "subtitle_stream") {
553 _subtitle_streams.push_back (SubtitleStream (v));
554 } else if (k == "frames_per_second") {
555 _frames_per_second = atof (v.c_str ());
562 /** @param n A thumb index.
563 * @return The path to the thumb's image file.
566 Film::thumb_file (int n) const
568 return thumb_file_for_frame (thumb_frame (n));
571 /** @param n A frame index within the Film's source.
572 * @return The path to the thumb's image file for this frame;
573 * we assume that it exists.
576 Film::thumb_file_for_frame (SourceFrame n) const
578 return thumb_base_for_frame(n) + ".png";
581 /** @param n Thumb index.
582 * Must not be called with the _state_mutex locked.
585 Film::thumb_base (int n) const
587 return thumb_base_for_frame (thumb_frame (n));
591 Film::thumb_base_for_frame (SourceFrame n) const
595 s << setfill('0') << n;
597 boost::filesystem::path p;
604 /** @param n A thumb index.
605 * @return The frame within the Film's source that it is for.
607 * Must not be called with the _state_mutex locked.
610 Film::thumb_frame (int n) const
612 boost::mutex::scoped_lock lm (_state_mutex);
613 assert (n < int (_thumbs.size ()));
618 Film::cropped_size (Size s) const
620 boost::mutex::scoped_lock lm (_state_mutex);
621 s.width -= _crop.left + _crop.right;
622 s.height -= _crop.top + _crop.bottom;
626 /** Given a directory name, return its full path within the Film's directory.
627 * The directory (and its parents) will be created if they do not exist.
630 Film::dir (string d) const
632 boost::mutex::scoped_lock lm (_directory_mutex);
633 boost::filesystem::path p;
636 boost::filesystem::create_directories (p);
640 /** Given a file or directory name, return its full path within the Film's directory.
641 * _directory_mutex must not be locked on entry.
644 Film::file (string f) const
646 boost::mutex::scoped_lock lm (_directory_mutex);
647 boost::filesystem::path p;
653 /** @return full path of the content (actual video) file
657 Film::content_path () const
659 boost::mutex::scoped_lock lm (_state_mutex);
660 if (boost::filesystem::path(_content).has_root_directory ()) {
664 return file (_content);
668 Film::content_type () const
670 #if BOOST_FILESYSTEM_VERSION == 3
671 string ext = boost::filesystem::path(_content).extension().string();
673 string ext = boost::filesystem::path(_content).extension();
676 transform (ext.begin(), ext.end(), ext.begin(), ::tolower);
678 if (ext == ".tif" || ext == ".tiff" || ext == ".jpg" || ext == ".jpeg" || ext == ".png") {
685 /** @return The sampling rate that we will resample the audio to */
687 Film::target_audio_sample_rate () const
689 /* Resample to a DCI-approved sample rate */
690 double t = dcp_audio_sample_rate (audio_sample_rate());
692 DCPFrameRate dfr = dcp_frame_rate (frames_per_second ());
694 /* Compensate for the fact that video will be rounded to the
695 nearest integer number of frames per second.
698 t *= _frames_per_second * dfr.skip / dfr.frames_per_second;
704 boost::optional<SourceFrame>
705 Film::dcp_length () const
708 return boost::optional<SourceFrame> ();
711 return length().get() - dcp_trim_start() - dcp_trim_end();
714 /** @return a DCI-compliant name for a DCP of this film */
716 Film::dci_name () const
718 boost::mutex::scoped_lock lm (_state_mutex);
722 string fixed_name = to_upper_copy (_name);
723 for (size_t i = 0; i < fixed_name.length(); ++i) {
724 if (fixed_name[i] == ' ') {
729 /* Spec is that the name part should be maximum 14 characters, as I understand it */
730 if (fixed_name.length() > 14) {
731 fixed_name = fixed_name.substr (0, 14);
734 d << fixed_name << "_";
736 if (_dcp_content_type) {
737 d << _dcp_content_type->dci_name() << "_";
741 d << _format->dci_name() << "_";
744 if (!_audio_language.empty ()) {
745 d << _audio_language;
746 if (!_subtitle_language.empty() && _with_subtitles) {
747 d << "-" << _subtitle_language;
755 if (!_territory.empty ()) {
757 if (!_rating.empty ()) {
763 if (_audio_stream != -1) {
764 switch (_audio_streams[_audio_stream].channels()) {
782 if (!_studio.empty ()) {
786 d << boost::gregorian::to_iso_string (_dci_date) << "_";
788 if (!_facility.empty ()) {
789 d << _facility << "_";
792 if (!_package_type.empty ()) {
799 /** @return name to give the DCP */
801 Film::dcp_name () const
803 if (use_dci_name()) {
812 Film::set_directory (string d)
814 boost::mutex::scoped_lock lm (_state_mutex);
820 Film::set_name (string n)
823 boost::mutex::scoped_lock lm (_state_mutex);
826 signal_changed (NAME);
830 Film::set_use_dci_name (bool u)
833 boost::mutex::scoped_lock lm (_state_mutex);
836 signal_changed (USE_DCI_NAME);
840 Film::set_content (string c)
842 string check = directory ();
844 #if BOOST_FILESYSTEM_VERSION == 3
845 boost::filesystem::path slash ("/");
846 string platform_slash = slash.make_preferred().string ();
848 #ifdef DVDOMATIC_WINDOWS
849 string platform_slash = "\\";
851 string platform_slash = "/";
855 if (!ends_with (check, platform_slash)) {
856 check += platform_slash;
859 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
860 c = c.substr (_directory.length() + 1);
866 boost::mutex::scoped_lock lm (_state_mutex);
871 old_content = _content;
875 /* Create a temporary decoder so that we can get information
880 shared_ptr<Options> o (new Options ("", "", ""));
881 o->out_size = Size (1024, 1024);
883 shared_ptr<Decoder> d = decoder_factory (shared_from_this(), o, 0);
885 set_size (d->native_size ());
886 set_frames_per_second (d->frames_per_second ());
887 set_audio_sample_rate (d->audio_sample_rate ());
888 set_has_subtitles (d->has_subtitles ());
889 set_audio_streams (d->audio_streams ());
890 set_subtitle_streams (d->subtitle_streams ());
891 set_audio_stream (audio_streams().empty() ? -1 : 0);
892 set_subtitle_stream (subtitle_streams().empty() ? -1 : 0);
895 boost::mutex::scoped_lock lm (_state_mutex);
899 signal_changed (CONTENT);
901 set_content_digest (md5_digest (content_path ()));
907 boost::mutex::scoped_lock lm (_state_mutex);
908 _content = old_content;
915 Film::set_dcp_content_type (DCPContentType const * t)
918 boost::mutex::scoped_lock lm (_state_mutex);
919 _dcp_content_type = t;
921 signal_changed (DCP_CONTENT_TYPE);
925 Film::set_format (Format const * f)
928 boost::mutex::scoped_lock lm (_state_mutex);
931 signal_changed (FORMAT);
935 Film::set_crop (Crop c)
938 boost::mutex::scoped_lock lm (_state_mutex);
941 signal_changed (CROP);
945 Film::set_left_crop (int c)
948 boost::mutex::scoped_lock lm (_state_mutex);
950 if (_crop.left == c) {
956 signal_changed (CROP);
960 Film::set_right_crop (int c)
963 boost::mutex::scoped_lock lm (_state_mutex);
964 if (_crop.right == c) {
970 signal_changed (CROP);
974 Film::set_top_crop (int c)
977 boost::mutex::scoped_lock lm (_state_mutex);
978 if (_crop.top == c) {
984 signal_changed (CROP);
988 Film::set_bottom_crop (int c)
991 boost::mutex::scoped_lock lm (_state_mutex);
992 if (_crop.bottom == c) {
998 signal_changed (CROP);
1002 Film::set_filters (vector<Filter const *> f)
1005 boost::mutex::scoped_lock lm (_state_mutex);
1008 signal_changed (FILTERS);
1012 Film::set_scaler (Scaler const * s)
1015 boost::mutex::scoped_lock lm (_state_mutex);
1018 signal_changed (SCALER);
1022 Film::set_dcp_trim_start (int t)
1025 boost::mutex::scoped_lock lm (_state_mutex);
1026 _dcp_trim_start = t;
1028 signal_changed (DCP_TRIM_START);
1032 Film::set_dcp_trim_end (int t)
1035 boost::mutex::scoped_lock lm (_state_mutex);
1038 signal_changed (DCP_TRIM_END);
1042 Film::set_dcp_ab (bool a)
1045 boost::mutex::scoped_lock lm (_state_mutex);
1048 signal_changed (DCP_AB);
1052 Film::set_audio_stream (int s)
1055 boost::mutex::scoped_lock lm (_state_mutex);
1058 signal_changed (AUDIO_STREAM);
1062 Film::set_audio_gain (float g)
1065 boost::mutex::scoped_lock lm (_state_mutex);
1068 signal_changed (AUDIO_GAIN);
1072 Film::set_audio_delay (int d)
1075 boost::mutex::scoped_lock lm (_state_mutex);
1078 signal_changed (AUDIO_DELAY);
1082 Film::set_still_duration (int d)
1085 boost::mutex::scoped_lock lm (_state_mutex);
1086 _still_duration = d;
1088 signal_changed (STILL_DURATION);
1092 Film::set_subtitle_stream (int s)
1095 boost::mutex::scoped_lock lm (_state_mutex);
1096 _subtitle_stream = s;
1098 signal_changed (SUBTITLE_STREAM);
1102 Film::set_with_subtitles (bool w)
1105 boost::mutex::scoped_lock lm (_state_mutex);
1106 _with_subtitles = w;
1108 signal_changed (WITH_SUBTITLES);
1112 Film::set_subtitle_offset (int o)
1115 boost::mutex::scoped_lock lm (_state_mutex);
1116 _subtitle_offset = o;
1118 signal_changed (SUBTITLE_OFFSET);
1122 Film::set_subtitle_scale (float s)
1125 boost::mutex::scoped_lock lm (_state_mutex);
1126 _subtitle_scale = s;
1128 signal_changed (SUBTITLE_SCALE);
1132 Film::set_audio_language (string l)
1135 boost::mutex::scoped_lock lm (_state_mutex);
1136 _audio_language = l;
1138 signal_changed (DCI_METADATA);
1142 Film::set_subtitle_language (string l)
1145 boost::mutex::scoped_lock lm (_state_mutex);
1146 _subtitle_language = l;
1148 signal_changed (DCI_METADATA);
1152 Film::set_territory (string t)
1155 boost::mutex::scoped_lock lm (_state_mutex);
1158 signal_changed (DCI_METADATA);
1162 Film::set_rating (string r)
1165 boost::mutex::scoped_lock lm (_state_mutex);
1168 signal_changed (DCI_METADATA);
1172 Film::set_studio (string s)
1175 boost::mutex::scoped_lock lm (_state_mutex);
1178 signal_changed (DCI_METADATA);
1182 Film::set_facility (string f)
1185 boost::mutex::scoped_lock lm (_state_mutex);
1188 signal_changed (DCI_METADATA);
1192 Film::set_package_type (string p)
1195 boost::mutex::scoped_lock lm (_state_mutex);
1198 signal_changed (DCI_METADATA);
1202 Film::set_thumbs (vector<SourceFrame> t)
1205 boost::mutex::scoped_lock lm (_state_mutex);
1208 signal_changed (THUMBS);
1212 Film::set_size (Size s)
1215 boost::mutex::scoped_lock lm (_state_mutex);
1218 signal_changed (SIZE);
1222 Film::set_length (SourceFrame l)
1225 boost::mutex::scoped_lock lm (_state_mutex);
1228 signal_changed (LENGTH);
1232 Film::unset_length ()
1235 boost::mutex::scoped_lock lm (_state_mutex);
1236 _length = boost::none;
1238 signal_changed (LENGTH);
1242 Film::set_audio_sample_rate (int r)
1245 boost::mutex::scoped_lock lm (_state_mutex);
1246 _audio_sample_rate = r;
1248 signal_changed (AUDIO_SAMPLE_RATE);
1252 Film::set_content_digest (string d)
1255 boost::mutex::scoped_lock lm (_state_mutex);
1256 _content_digest = d;
1262 Film::set_has_subtitles (bool s)
1265 boost::mutex::scoped_lock lm (_state_mutex);
1268 signal_changed (HAS_SUBTITLES);
1272 Film::set_audio_streams (vector<AudioStream> s)
1275 boost::mutex::scoped_lock lm (_state_mutex);
1282 Film::set_subtitle_streams (vector<SubtitleStream> s)
1285 boost::mutex::scoped_lock lm (_state_mutex);
1286 _subtitle_streams = s;
1292 Film::set_frames_per_second (float f)
1295 boost::mutex::scoped_lock lm (_state_mutex);
1296 _frames_per_second = f;
1298 signal_changed (FRAMES_PER_SECOND);
1302 Film::signal_changed (Property p)
1305 boost::mutex::scoped_lock lm (_state_mutex);
1310 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1315 Film::audio_channels () const
1317 boost::mutex::scoped_lock lm (_state_mutex);
1318 if (_audio_stream == -1) {
1322 return _audio_streams[_audio_stream].channels ();
1326 Film::set_dci_date_today ()
1328 _dci_date = boost::gregorian::day_clock::local_day ();