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>
32 #include <libxml++/libxml++.h>
33 #include <libcxml/cxml.h>
39 #include "job_manager.h"
40 #include "ab_transcode_job.h"
41 #include "transcode_job.h"
42 #include "scp_dcp_job.h"
44 #include "exceptions.h"
45 #include "examine_content_job.h"
49 #include "ui_signaller.h"
50 #include "analyse_audio_job.h"
53 #include "ffmpeg_content.h"
54 #include "imagemagick_content.h"
55 #include "sndfile_content.h"
56 #include "dcp_content_type.h"
61 using std::stringstream;
73 using boost::shared_ptr;
74 using boost::lexical_cast;
75 using boost::to_upper_copy;
76 using boost::ends_with;
77 using boost::starts_with;
78 using boost::optional;
81 int const Film::state_version = 4;
83 /** Construct a Film object in a given directory, reading any metadata
84 * file that exists in that directory. An exception will be thrown if
85 * must_exist is true and the specified directory does not exist.
87 * @param d Film directory.
88 * @param must_exist true to throw an exception if does not exist.
91 Film::Film (string d, bool must_exist)
92 : _playlist (new Playlist)
93 , _use_dci_name (true)
94 , _trust_content_headers (true)
95 , _dcp_content_type (0)
96 , _format (Format::from_id ("185"))
97 , _scaler (Scaler::from_id ("bicubic"))
103 , _with_subtitles (false)
104 , _subtitle_offset (0)
105 , _subtitle_scale (1)
107 , _j2k_bandwidth (200000000)
108 , _dci_metadata (Config::instance()->default_dci_metadata ())
109 , _dcp_frame_rate (0)
112 set_dci_date_today ();
114 _playlist->ContentChanged.connect (bind (&Film::content_changed, this, _1, _2));
116 /* Make state.directory a complete path without ..s (where possible)
117 (Code swiped from Adam Bowen on stackoverflow)
120 boost::filesystem::path p (boost::filesystem::system_complete (d));
121 boost::filesystem::path result;
122 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
124 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
127 result = result.parent_path ();
129 } else if (*i != ".") {
134 set_directory (result.string ());
136 if (!boost::filesystem::exists (directory())) {
138 throw OpenFileError (directory());
140 boost::filesystem::create_directory (directory());
148 _log.reset (new FileLog (file ("log")));
151 Film::Film (Film const & o)
152 : boost::enable_shared_from_this<Film> (o)
153 /* note: the copied film shares the original's log */
155 , _playlist (new Playlist)
156 , _directory (o._directory)
158 , _use_dci_name (o._use_dci_name)
159 , _trust_content_headers (o._trust_content_headers)
160 , _dcp_content_type (o._dcp_content_type)
161 , _format (o._format)
163 , _filters (o._filters)
164 , _scaler (o._scaler)
165 , _trim_start (o._trim_start)
166 , _trim_end (o._trim_end)
168 , _audio_gain (o._audio_gain)
169 , _audio_delay (o._audio_delay)
170 , _with_subtitles (o._with_subtitles)
171 , _subtitle_offset (o._subtitle_offset)
172 , _subtitle_scale (o._subtitle_scale)
173 , _colour_lut (o._colour_lut)
174 , _j2k_bandwidth (o._j2k_bandwidth)
175 , _dci_metadata (o._dci_metadata)
176 , _dcp_frame_rate (o._dcp_frame_rate)
177 , _dci_date (o._dci_date)
180 for (ContentList::const_iterator i = o._content.begin(); i != o._content.end(); ++i) {
181 _content.push_back ((*i)->clone ());
184 _playlist->ContentChanged.connect (bind (&Film::content_changed, this, _1, _2));
186 _playlist->setup (_content);
190 Film::video_state_identifier () const
198 pair<string, string> f = Filter::ffmpeg_strings (filters());
202 << "_" << content_digest()
203 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
204 << "_" << _dcp_frame_rate
205 << "_" << f.first << "_" << f.second
206 << "_" << scaler()->id()
207 << "_" << j2k_bandwidth()
208 << "_" << boost::lexical_cast<int> (colour_lut());
211 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
212 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
219 /** @return The path to the directory to write video frame info files to */
221 Film::info_dir () const
223 boost::filesystem::path p;
225 p /= video_state_identifier ();
226 return dir (p.string());
230 Film::video_mxf_dir () const
232 boost::filesystem::path p;
233 return dir ("video");
237 Film::video_mxf_filename () const
239 return video_state_identifier() + ".mxf";
243 Film::audio_analysis_path () const
245 boost::filesystem::path p;
247 p /= "XXX";//content_digest();
248 return file (p.string ());
251 /** Add suitable Jobs to the JobManager to create a DCP for this Film */
255 set_dci_date_today ();
257 if (dcp_name().find ("/") != string::npos) {
258 throw BadSettingError (_("name"), _("cannot contain slashes"));
261 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
265 gethostname (buffer, sizeof (buffer));
266 log()->log (String::compose ("Starting to make DCP on %1", buffer));
269 // log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? _("still") : _("video"))));
271 // log()->log (String::compose ("Content length %1", length().get()));
273 // log()->log (String::compose ("Content digest %1", content_digest()));
274 // log()->log (String::compose ("Content at %1 fps, DCP at %2 fps", source_frame_rate(), dcp_frame_rate()));
275 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
276 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
277 #ifdef DVDOMATIC_DEBUG
278 log()->log ("DVD-o-matic built in debug mode.");
280 log()->log ("DVD-o-matic built in optimised mode.");
283 log()->log ("libdcp built in debug mode.");
285 log()->log ("libdcp built in optimised mode.");
287 pair<string, int> const c = cpu_info ();
288 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
291 throw MissingSettingError (_("format"));
294 if (content().empty ()) {
295 throw MissingSettingError (_("content"));
298 if (dcp_content_type() == 0) {
299 throw MissingSettingError (_("content type"));
302 if (name().empty()) {
303 throw MissingSettingError (_("name"));
309 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this())));
311 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this())));
315 /** Start a job to analyse the audio in our Playlist */
317 Film::analyse_audio ()
319 if (_analyse_audio_job) {
323 _analyse_audio_job.reset (new AnalyseAudioJob (shared_from_this()));
324 _analyse_audio_job->Finished.connect (bind (&Film::analyse_audio_finished, this));
325 JobManager::instance()->add (_analyse_audio_job);
328 /** Start a job to examine a piece of content */
330 Film::examine_content (shared_ptr<Content> c)
332 shared_ptr<Job> j (new ExamineContentJob (shared_from_this(), c, trust_content_headers ()));
333 JobManager::instance()->add (j);
337 Film::analyse_audio_finished ()
341 if (_analyse_audio_job->finished_ok ()) {
342 AudioAnalysisSucceeded ();
345 _analyse_audio_job.reset ();
348 /** Start a job to send our DCP to the configured TMS */
350 Film::send_dcp_to_tms ()
352 shared_ptr<Job> j (new SCPDCPJob (shared_from_this()));
353 JobManager::instance()->add (j);
356 /** Count the number of frames that have been encoded for this film.
357 * @return frame count.
360 Film::encoded_frames () const
367 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (info_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
369 boost::this_thread::interruption_point ();
375 /** Write state to our `metadata' file */
377 Film::write_metadata () const
379 ContentList the_content = content ();
381 boost::mutex::scoped_lock lm (_state_mutex);
383 boost::filesystem::create_directories (directory());
386 xmlpp::Element* root = doc.create_root_node ("Metadata");
388 root->add_child("Version")->add_child_text (boost::lexical_cast<string> (state_version));
389 root->add_child("Name")->add_child_text (_name);
390 root->add_child("UseDCIName")->add_child_text (_use_dci_name ? "1" : "0");
391 root->add_child("TrustContentHeaders")->add_child_text (_trust_content_headers ? "1" : "0");
392 if (_dcp_content_type) {
393 root->add_child("DCPContentType")->add_child_text (_dcp_content_type->dci_name ());
396 root->add_child("Format")->add_child_text (_format->id ());
398 root->add_child("LeftCrop")->add_child_text (boost::lexical_cast<string> (_crop.left));
399 root->add_child("RightCrop")->add_child_text (boost::lexical_cast<string> (_crop.right));
400 root->add_child("TopCrop")->add_child_text (boost::lexical_cast<string> (_crop.top));
401 root->add_child("BottomCrop")->add_child_text (boost::lexical_cast<string> (_crop.bottom));
403 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
404 root->add_child("Filter")->add_child_text ((*i)->id ());
407 root->add_child("Scaler")->add_child_text (_scaler->id ());
408 root->add_child("TrimStart")->add_child_text (boost::lexical_cast<string> (_trim_start));
409 root->add_child("TrimEnd")->add_child_text (boost::lexical_cast<string> (_trim_end));
410 root->add_child("AB")->add_child_text (_ab ? "1" : "0");
411 root->add_child("AudioGain")->add_child_text (boost::lexical_cast<string> (_audio_gain));
412 root->add_child("AudioDelay")->add_child_text (boost::lexical_cast<string> (_audio_delay));
413 root->add_child("WithSubtitles")->add_child_text (_with_subtitles ? "1" : "0");
414 root->add_child("SubtitleOffset")->add_child_text (boost::lexical_cast<string> (_subtitle_offset));
415 root->add_child("SubtitleScale")->add_child_text (boost::lexical_cast<string> (_subtitle_scale));
416 root->add_child("ColourLUT")->add_child_text (boost::lexical_cast<string> (_colour_lut));
417 root->add_child("J2KBandwidth")->add_child_text (boost::lexical_cast<string> (_j2k_bandwidth));
418 _dci_metadata.as_xml (root->add_child ("DCIMetadata"));
419 root->add_child("DCPFrameRate")->add_child_text (boost::lexical_cast<string> (_dcp_frame_rate));
420 root->add_child("DCIDate")->add_child_text (boost::gregorian::to_iso_string (_dci_date));
421 _audio_mapping.as_xml (root->add_child("AudioMapping"));
423 for (ContentList::iterator i = the_content.begin(); i != the_content.end(); ++i) {
424 (*i)->as_xml (root->add_child ("Content"));
427 doc.write_to_file_formatted (file ("metadata.xml"));
432 /** Read state from our metadata file */
434 Film::read_metadata ()
436 boost::mutex::scoped_lock lm (_state_mutex);
438 if (boost::filesystem::exists (file ("metadata")) && !boost::filesystem::exists (file ("metadata.xml"))) {
439 throw StringError (_("This film was created with an older version of DVD-o-matic, and unfortunately it cannot be loaded into this version. You will need to create a new Film, re-add your content and set it up again. Sorry!"));
442 cxml::File f (file ("metadata.xml"), "Metadata");
444 _name = f.string_child ("Name");
445 _use_dci_name = f.bool_child ("UseDCIName");
446 _trust_content_headers = f.bool_child ("TrustContentHeaders");
449 optional<string> c = f.optional_string_child ("DCPContentType");
451 _dcp_content_type = DCPContentType::from_dci_name (c.get ());
456 optional<string> c = f.optional_string_child ("Format");
458 _format = Format::from_id (c.get ());
462 _crop.left = f.number_child<int> ("LeftCrop");
463 _crop.right = f.number_child<int> ("RightCrop");
464 _crop.top = f.number_child<int> ("TopCrop");
465 _crop.bottom = f.number_child<int> ("BottomCrop");
468 list<shared_ptr<cxml::Node> > c = f.node_children ("Filter");
469 for (list<shared_ptr<cxml::Node> >::iterator i = c.begin(); i != c.end(); ++i) {
470 _filters.push_back (Filter::from_id ((*i)->content ()));
474 _scaler = Scaler::from_id (f.string_child ("Scaler"));
475 _trim_start = f.number_child<int> ("TrimStart");
476 _trim_end = f.number_child<int> ("TrimEnd");
477 _ab = f.bool_child ("AB");
478 _audio_gain = f.number_child<float> ("AudioGain");
479 _audio_delay = f.number_child<int> ("AudioDelay");
480 _with_subtitles = f.bool_child ("WithSubtitles");
481 _subtitle_offset = f.number_child<float> ("SubtitleOffset");
482 _subtitle_scale = f.number_child<float> ("SubtitleScale");
483 _colour_lut = f.number_child<int> ("ColourLUT");
484 _j2k_bandwidth = f.number_child<int> ("J2KBandwidth");
485 _dci_metadata = DCIMetadata (f.node_child ("DCIMetadata"));
486 _dcp_frame_rate = f.number_child<int> ("DCPFrameRate");
487 _dci_date = boost::gregorian::from_undelimited_string (f.string_child ("DCIDate"));
489 list<shared_ptr<cxml::Node> > c = f.node_children ("Content");
490 for (list<shared_ptr<cxml::Node> >::iterator i = c.begin(); i != c.end(); ++i) {
492 string const type = (*i)->string_child ("Type");
493 boost::shared_ptr<Content> c;
495 if (type == "FFmpeg") {
496 c.reset (new FFmpegContent (*i));
497 } else if (type == "ImageMagick") {
498 c.reset (new ImageMagickContent (*i));
499 } else if (type == "Sndfile") {
500 c.reset (new SndfileContent (*i));
503 _content.push_back (c);
506 /* This must come after we've loaded the content, as we're looking things up in _content */
507 _audio_mapping.set_from_xml (_content, f.node_child ("AudioMapping"));
511 _playlist->setup (_content);
515 Film::cropped_size (libdcp::Size s) const
517 boost::mutex::scoped_lock lm (_state_mutex);
518 s.width -= _crop.left + _crop.right;
519 s.height -= _crop.top + _crop.bottom;
523 /** Given a directory name, return its full path within the Film's directory.
524 * The directory (and its parents) will be created if they do not exist.
527 Film::dir (string d) const
529 boost::mutex::scoped_lock lm (_directory_mutex);
531 boost::filesystem::path p;
535 boost::filesystem::create_directories (p);
540 /** Given a file or directory name, return its full path within the Film's directory.
541 * _directory_mutex must not be locked on entry.
542 * Any required parent directories will be created.
545 Film::file (string f) const
547 boost::mutex::scoped_lock lm (_directory_mutex);
549 boost::filesystem::path p;
553 boost::filesystem::create_directories (p.parent_path ());
558 /** @return The sampling rate that we will resample the audio to */
560 Film::target_audio_sample_rate () const
566 /* Resample to a DCI-approved sample rate */
567 double t = dcp_audio_sample_rate (audio_frame_rate());
569 FrameRateConversion frc (video_frame_rate(), dcp_frame_rate());
571 /* Compensate if the DCP is being run at a different frame rate
572 to the source; that is, if the video is run such that it will
573 look different in the DCP compared to the source (slower or faster).
574 skip/repeat doesn't come into effect here.
577 if (frc.change_speed) {
578 t *= video_frame_rate() * frc.factor() / dcp_frame_rate();
584 /** @return a DCI-compliant name for a DCP of this film */
586 Film::dci_name (bool if_created_now) const
590 string fixed_name = to_upper_copy (name());
591 for (size_t i = 0; i < fixed_name.length(); ++i) {
592 if (fixed_name[i] == ' ') {
597 /* Spec is that the name part should be maximum 14 characters, as I understand it */
598 if (fixed_name.length() > 14) {
599 fixed_name = fixed_name.substr (0, 14);
604 if (dcp_content_type()) {
605 d << "_" << dcp_content_type()->dci_name();
609 d << "_" << format()->dci_name();
612 DCIMetadata const dm = dci_metadata ();
614 if (!dm.audio_language.empty ()) {
615 d << "_" << dm.audio_language;
616 if (!dm.subtitle_language.empty()) {
617 d << "-" << dm.subtitle_language;
623 if (!dm.territory.empty ()) {
624 d << "_" << dm.territory;
625 if (!dm.rating.empty ()) {
626 d << "-" << dm.rating;
630 switch (audio_channels ()) {
647 if (!dm.studio.empty ()) {
648 d << "_" << dm.studio;
651 if (if_created_now) {
652 d << "_" << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ());
654 d << "_" << boost::gregorian::to_iso_string (_dci_date);
657 if (!dm.facility.empty ()) {
658 d << "_" << dm.facility;
661 if (!dm.package_type.empty ()) {
662 d << "_" << dm.package_type;
668 /** @return name to give the DCP */
670 Film::dcp_name (bool if_created_now) const
672 if (use_dci_name()) {
673 return dci_name (if_created_now);
681 Film::set_directory (string d)
683 boost::mutex::scoped_lock lm (_state_mutex);
689 Film::set_name (string n)
692 boost::mutex::scoped_lock lm (_state_mutex);
695 signal_changed (NAME);
699 Film::set_use_dci_name (bool u)
702 boost::mutex::scoped_lock lm (_state_mutex);
705 signal_changed (USE_DCI_NAME);
709 Film::set_trust_content_headers (bool t)
712 boost::mutex::scoped_lock lm (_state_mutex);
713 _trust_content_headers = t;
716 signal_changed (TRUST_CONTENT_HEADERS);
718 if (!_trust_content_headers && !content().empty()) {
719 /* We just said that we don't trust the content's header */
720 ContentList c = content ();
721 for (ContentList::iterator i = c.begin(); i != c.end(); ++i) {
722 examine_content (*i);
728 Film::set_dcp_content_type (DCPContentType const * t)
731 boost::mutex::scoped_lock lm (_state_mutex);
732 _dcp_content_type = t;
734 signal_changed (DCP_CONTENT_TYPE);
738 Film::set_format (Format const * f)
741 boost::mutex::scoped_lock lm (_state_mutex);
744 signal_changed (FORMAT);
748 Film::set_crop (Crop c)
751 boost::mutex::scoped_lock lm (_state_mutex);
754 signal_changed (CROP);
758 Film::set_left_crop (int c)
761 boost::mutex::scoped_lock lm (_state_mutex);
763 if (_crop.left == c) {
769 signal_changed (CROP);
773 Film::set_right_crop (int c)
776 boost::mutex::scoped_lock lm (_state_mutex);
777 if (_crop.right == c) {
783 signal_changed (CROP);
787 Film::set_top_crop (int c)
790 boost::mutex::scoped_lock lm (_state_mutex);
791 if (_crop.top == c) {
797 signal_changed (CROP);
801 Film::set_bottom_crop (int c)
804 boost::mutex::scoped_lock lm (_state_mutex);
805 if (_crop.bottom == c) {
811 signal_changed (CROP);
815 Film::set_filters (vector<Filter const *> f)
818 boost::mutex::scoped_lock lm (_state_mutex);
821 signal_changed (FILTERS);
825 Film::set_scaler (Scaler const * s)
828 boost::mutex::scoped_lock lm (_state_mutex);
831 signal_changed (SCALER);
835 Film::set_trim_start (int t)
838 boost::mutex::scoped_lock lm (_state_mutex);
841 signal_changed (TRIM_START);
845 Film::set_trim_end (int t)
848 boost::mutex::scoped_lock lm (_state_mutex);
851 signal_changed (TRIM_END);
855 Film::set_ab (bool a)
858 boost::mutex::scoped_lock lm (_state_mutex);
865 Film::set_audio_gain (float g)
868 boost::mutex::scoped_lock lm (_state_mutex);
871 signal_changed (AUDIO_GAIN);
875 Film::set_audio_delay (int d)
878 boost::mutex::scoped_lock lm (_state_mutex);
881 signal_changed (AUDIO_DELAY);
885 Film::set_with_subtitles (bool w)
888 boost::mutex::scoped_lock lm (_state_mutex);
891 signal_changed (WITH_SUBTITLES);
895 Film::set_subtitle_offset (int o)
898 boost::mutex::scoped_lock lm (_state_mutex);
899 _subtitle_offset = o;
901 signal_changed (SUBTITLE_OFFSET);
905 Film::set_subtitle_scale (float s)
908 boost::mutex::scoped_lock lm (_state_mutex);
911 signal_changed (SUBTITLE_SCALE);
915 Film::set_colour_lut (int i)
918 boost::mutex::scoped_lock lm (_state_mutex);
921 signal_changed (COLOUR_LUT);
925 Film::set_j2k_bandwidth (int b)
928 boost::mutex::scoped_lock lm (_state_mutex);
931 signal_changed (J2K_BANDWIDTH);
935 Film::set_dci_metadata (DCIMetadata m)
938 boost::mutex::scoped_lock lm (_state_mutex);
941 signal_changed (DCI_METADATA);
946 Film::set_dcp_frame_rate (int f)
949 boost::mutex::scoped_lock lm (_state_mutex);
952 signal_changed (DCP_FRAME_RATE);
956 Film::signal_changed (Property p)
959 boost::mutex::scoped_lock lm (_state_mutex);
965 _playlist->setup (content ());
966 set_dcp_frame_rate (best_dcp_frame_rate (video_frame_rate ()));
967 set_audio_mapping (_playlist->default_audio_mapping ());
974 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
979 Film::set_dci_date_today ()
981 _dci_date = boost::gregorian::day_clock::local_day ();
985 Film::info_path (int f) const
987 boost::filesystem::path p;
992 s << setfill('0') << f << ".md5";
996 /* info_dir() will already have added any initial bit of the path,
997 so don't call file() on this.
1003 Film::j2c_path (int f, bool t) const
1005 boost::filesystem::path p;
1007 p /= video_state_identifier ();
1011 s << setfill('0') << f << ".j2c";
1018 return file (p.string ());
1021 /** Make an educated guess as to whether we have a complete DCP
1023 * @return true if we do.
1027 Film::have_dcp () const
1030 libdcp::DCP dcp (dir (dcp_name()));
1040 Film::player () const
1042 boost::mutex::scoped_lock lm (_state_mutex);
1043 return shared_ptr<Player> (new Player (shared_from_this (), _playlist));
1047 Film::add_content (shared_ptr<Content> c)
1050 boost::mutex::scoped_lock lm (_state_mutex);
1051 _content.push_back (c);
1054 signal_changed (CONTENT);
1056 examine_content (c);
1060 Film::remove_content (shared_ptr<Content> c)
1063 boost::mutex::scoped_lock lm (_state_mutex);
1064 ContentList::iterator i = find (_content.begin(), _content.end(), c);
1065 if (i != _content.end ()) {
1070 signal_changed (CONTENT);
1074 Film::move_content_earlier (shared_ptr<Content> c)
1077 boost::mutex::scoped_lock lm (_state_mutex);
1078 ContentList::iterator i = find (_content.begin(), _content.end(), c);
1079 if (i == _content.begin () || i == _content.end()) {
1083 ContentList::iterator j = i;
1087 _playlist->setup (_content);
1090 signal_changed (CONTENT);
1094 Film::move_content_later (shared_ptr<Content> c)
1097 boost::mutex::scoped_lock lm (_state_mutex);
1098 ContentList::iterator i = find (_content.begin(), _content.end(), c);
1099 if (i == _content.end()) {
1103 ContentList::iterator j = i;
1105 if (j == _content.end ()) {
1110 _playlist->setup (_content);
1113 signal_changed (CONTENT);
1118 Film::audio_length () const
1120 return _playlist->audio_length ();
1124 Film::audio_channels () const
1126 return _playlist->audio_channels ();
1130 Film::audio_frame_rate () const
1132 return _playlist->audio_frame_rate ();
1136 Film::audio_channel_layout () const
1138 return _playlist->audio_channel_layout ();
1142 Film::has_audio () const
1144 return _playlist->has_audio ();
1148 Film::video_frame_rate () const
1150 return _playlist->video_frame_rate ();
1154 Film::video_size () const
1156 return _playlist->video_size ();
1160 Film::video_length () const
1162 return _playlist->video_length ();
1165 /** Unfortunately this is needed as the GUI has FFmpeg-specific controls */
1166 shared_ptr<FFmpegContent>
1167 Film::ffmpeg () const
1169 boost::mutex::scoped_lock lm (_state_mutex);
1171 for (ContentList::const_iterator i = _content.begin (); i != _content.end(); ++i) {
1172 shared_ptr<FFmpegContent> f = boost::dynamic_pointer_cast<FFmpegContent> (*i);
1178 return shared_ptr<FFmpegContent> ();
1181 vector<FFmpegSubtitleStream>
1182 Film::ffmpeg_subtitle_streams () const
1184 shared_ptr<FFmpegContent> f = ffmpeg ();
1186 return f->subtitle_streams ();
1189 return vector<FFmpegSubtitleStream> ();
1192 boost::optional<FFmpegSubtitleStream>
1193 Film::ffmpeg_subtitle_stream () const
1195 shared_ptr<FFmpegContent> f = ffmpeg ();
1197 return f->subtitle_stream ();
1203 vector<FFmpegAudioStream>
1204 Film::ffmpeg_audio_streams () const
1206 shared_ptr<FFmpegContent> f = ffmpeg ();
1208 return f->audio_streams ();
1211 return vector<FFmpegAudioStream> ();
1214 boost::optional<FFmpegAudioStream>
1215 Film::ffmpeg_audio_stream () const
1217 shared_ptr<FFmpegContent> f = ffmpeg ();
1219 return f->audio_stream ();
1226 Film::set_ffmpeg_subtitle_stream (FFmpegSubtitleStream s)
1228 shared_ptr<FFmpegContent> f = ffmpeg ();
1230 f->set_subtitle_stream (s);
1235 Film::set_ffmpeg_audio_stream (FFmpegAudioStream s)
1237 shared_ptr<FFmpegContent> f = ffmpeg ();
1239 f->set_audio_stream (s);
1244 Film::set_audio_mapping (AudioMapping m)
1247 boost::mutex::scoped_lock lm (_state_mutex);
1251 signal_changed (AUDIO_MAPPING);
1255 Film::content_changed (boost::weak_ptr<Content> c, int p)
1257 if (p == VideoContentProperty::VIDEO_FRAME_RATE) {
1258 set_dcp_frame_rate (best_dcp_frame_rate (video_frame_rate ()));
1259 } else if (p == AudioContentProperty::AUDIO_CHANNELS) {
1260 set_audio_mapping (_playlist->default_audio_mapping ());
1264 ui_signaller->emit (boost::bind (boost::ref (ContentChanged), c, p));