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>
36 #include "transcoder.h"
38 #include "job_manager.h"
39 #include "ab_transcode_job.h"
40 #include "transcode_job.h"
41 #include "scp_dcp_job.h"
44 #include "exceptions.h"
45 #include "examine_content_job.h"
47 #include "decoder_factory.h"
50 #include "ui_signaller.h"
51 #include "video_decoder.h"
52 #include "audio_decoder.h"
53 #include "sndfile_decoder.h"
54 #include "analyse_audio_job.h"
60 using std::stringstream;
71 using boost::shared_ptr;
72 using boost::lexical_cast;
73 using boost::to_upper_copy;
74 using boost::ends_with;
75 using boost::starts_with;
76 using boost::optional;
79 int const Film::state_version = 4;
81 /** Construct a Film object in a given directory, reading any metadata
82 * file that exists in that directory. An exception will be thrown if
83 * must_exist is true and the specified directory does not exist.
85 * @param d Film directory.
86 * @param must_exist true to throw an exception if does not exist.
89 Film::Film (string d, bool must_exist)
90 : _use_dci_name (true)
91 , _trust_content_header (true)
92 , _dcp_content_type (Config::instance()->default_dcp_content_type ())
93 , _format (Config::instance()->default_format ())
94 , _scaler (Scaler::from_id ("bicubic"))
99 , _use_content_audio (true)
102 , _still_duration (10)
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)
110 , _source_frame_rate (0)
113 set_dci_date_today ();
115 /* Make state.directory a complete path without ..s (where possible)
116 (Code swiped from Adam Bowen on stackoverflow)
119 boost::filesystem::path p (boost::filesystem::system_complete (d));
120 boost::filesystem::path result;
121 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
123 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
126 result = result.parent_path ();
128 } else if (*i != ".") {
133 set_directory (result.string ());
135 if (!boost::filesystem::exists (directory())) {
137 throw OpenFileError (directory());
139 boost::filesystem::create_directory (directory());
143 _sndfile_stream = SndfileStream::create ();
151 _log.reset (new FileLog (file ("log")));
154 Film::Film (Film const & o)
155 : boost::enable_shared_from_this<Film> (o)
156 /* note: the copied film shares the original's log */
158 , _directory (o._directory)
160 , _use_dci_name (o._use_dci_name)
161 , _content (o._content)
162 , _trust_content_header (o._trust_content_header)
163 , _dcp_content_type (o._dcp_content_type)
164 , _format (o._format)
166 , _filters (o._filters)
167 , _scaler (o._scaler)
168 , _trim_start (o._trim_start)
169 , _trim_end (o._trim_end)
170 , _trim_type (o._trim_type)
171 , _dcp_ab (o._dcp_ab)
172 , _content_audio_stream (o._content_audio_stream)
173 , _external_audio (o._external_audio)
174 , _use_content_audio (o._use_content_audio)
175 , _audio_gain (o._audio_gain)
176 , _audio_delay (o._audio_delay)
177 , _still_duration (o._still_duration)
178 , _subtitle_stream (o._subtitle_stream)
179 , _with_subtitles (o._with_subtitles)
180 , _subtitle_offset (o._subtitle_offset)
181 , _subtitle_scale (o._subtitle_scale)
182 , _colour_lut (o._colour_lut)
183 , _j2k_bandwidth (o._j2k_bandwidth)
184 , _dci_metadata (o._dci_metadata)
185 , _dci_date (o._dci_date)
186 , _dcp_frame_rate (o._dcp_frame_rate)
188 , _length (o._length)
189 , _content_digest (o._content_digest)
190 , _content_audio_streams (o._content_audio_streams)
191 , _sndfile_stream (o._sndfile_stream)
192 , _subtitle_streams (o._subtitle_streams)
193 , _source_frame_rate (o._source_frame_rate)
205 Film::video_state_identifier () const
210 pair<string, string> f = Filter::ffmpeg_strings (filters());
214 << "_" << content_digest()
215 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
216 << "_" << _dcp_frame_rate
217 << "_" << f.first << "_" << f.second
218 << "_" << scaler()->id()
219 << "_" << j2k_bandwidth()
220 << "_" << boost::lexical_cast<int> (colour_lut());
222 if (trim_type() == ENCODE) {
223 s << "_" << trim_start() << "_" << trim_end();
227 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
228 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
234 /** @return The path to the directory to write video frame info files to */
236 Film::info_dir () const
238 boost::filesystem::path p;
240 p /= video_state_identifier ();
241 return dir (p.string());
245 Film::internal_video_mxf_dir () const
247 boost::filesystem::path p;
248 return dir ("video");
252 Film::internal_video_mxf_filename () const
254 return video_state_identifier() + ".mxf";
258 Film::dcp_video_mxf_filename () const
260 return filename_safe_name() + "_video.mxf";
264 Film::dcp_audio_mxf_filename () const
266 return filename_safe_name() + "_audio.mxf";
270 Film::filename_safe_name () const
272 string const n = name ();
274 for (size_t i = 0; i < n.length(); ++i) {
275 if (isalnum (n[i])) {
286 Film::audio_analysis_path () const
288 boost::filesystem::path p;
290 p /= content_digest();
291 return file (p.string ());
294 /** Add suitable Jobs to the JobManager to create a DCP for this Film */
298 set_dci_date_today ();
300 if (dcp_name().find ("/") != string::npos) {
301 throw BadSettingError (_("name"), _("cannot contain slashes"));
304 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
308 gethostname (buffer, sizeof (buffer));
309 log()->log (String::compose ("Starting to make DCP on %1", buffer));
312 log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? _("still") : _("video"))));
314 log()->log (String::compose ("Content length %1", length().get()));
316 log()->log (String::compose ("Content digest %1", content_digest()));
317 log()->log (String::compose ("Content at %1 fps, DCP at %2 fps", source_frame_rate(), dcp_frame_rate()));
318 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
319 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
320 #ifdef DVDOMATIC_DEBUG
321 log()->log ("DVD-o-matic built in debug mode.");
323 log()->log ("DVD-o-matic built in optimised mode.");
326 log()->log ("libdcp built in debug mode.");
328 log()->log ("libdcp built in optimised mode.");
330 pair<string, int> const c = cpu_info ();
331 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
334 throw MissingSettingError (_("format"));
337 if (content().empty ()) {
338 throw MissingSettingError (_("content"));
341 if (dcp_content_type() == 0) {
342 throw MissingSettingError (_("content type"));
345 if (name().empty()) {
346 throw MissingSettingError (_("name"));
350 od.decode_subtitles = with_subtitles ();
355 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od)));
357 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od)));
361 /** Start a job to analyse the audio of our content file */
363 Film::analyse_audio ()
365 if (_analyse_audio_job) {
369 _analyse_audio_job.reset (new AnalyseAudioJob (shared_from_this()));
370 _analyse_audio_job->Finished.connect (bind (&Film::analyse_audio_finished, this));
371 JobManager::instance()->add (_analyse_audio_job);
374 /** Start a job to examine our content file */
376 Film::examine_content ()
378 if (_examine_content_job) {
382 _examine_content_job.reset (new ExamineContentJob (shared_from_this()));
383 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
384 JobManager::instance()->add (_examine_content_job);
388 Film::analyse_audio_finished ()
392 if (_analyse_audio_job->finished_ok ()) {
393 AudioAnalysisSucceeded ();
396 _analyse_audio_job.reset ();
400 Film::examine_content_finished ()
402 _examine_content_job.reset ();
405 /** Start a job to send our DCP to the configured TMS */
407 Film::send_dcp_to_tms ()
409 shared_ptr<Job> j (new SCPDCPJob (shared_from_this()));
410 JobManager::instance()->add (j);
413 /** Count the number of frames that have been encoded for this film.
414 * @return frame count.
417 Film::encoded_frames () const
424 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (info_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
426 boost::this_thread::interruption_point ();
432 /** Write state to our `metadata' file */
434 Film::write_metadata () const
436 boost::mutex::scoped_lock lm (_state_mutex);
439 boost::filesystem::create_directories (directory());
441 string const m = file ("metadata");
442 ofstream f (m.c_str ());
444 throw CreateFileError (m);
447 f << "version " << state_version << endl;
450 f << "name " << _name << endl;
451 f << "use_dci_name " << _use_dci_name << endl;
452 f << "content " << _content << endl;
453 f << "trust_content_header " << (_trust_content_header ? "1" : "0") << endl;
454 if (_dcp_content_type) {
455 f << "dcp_content_type " << _dcp_content_type->dci_name () << endl;
458 f << "format " << _format->as_metadata () << endl;
460 f << "left_crop " << _crop.left << endl;
461 f << "right_crop " << _crop.right << endl;
462 f << "top_crop " << _crop.top << endl;
463 f << "bottom_crop " << _crop.bottom << endl;
464 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
465 f << "filter " << (*i)->id () << endl;
467 f << "scaler " << _scaler->id () << endl;
468 f << "trim_start " << _trim_start << endl;
469 f << "trim_end " << _trim_end << endl;
470 switch (_trim_type) {
472 f << "trim_type cpl\n";
475 f << "trim_type encode\n";
478 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << endl;
479 if (_content_audio_stream) {
480 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << endl;
482 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
483 f << "external_audio " << *i << endl;
485 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << endl;
486 f << "audio_gain " << _audio_gain << endl;
487 f << "audio_delay " << _audio_delay << endl;
488 f << "still_duration " << _still_duration << endl;
489 if (_subtitle_stream) {
490 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << endl;
492 f << "with_subtitles " << _with_subtitles << endl;
493 f << "subtitle_offset " << _subtitle_offset << endl;
494 f << "subtitle_scale " << _subtitle_scale << endl;
495 f << "colour_lut " << _colour_lut << endl;
496 f << "j2k_bandwidth " << _j2k_bandwidth << endl;
497 _dci_metadata.write (f);
498 f << "dci_date " << boost::gregorian::to_iso_string (_dci_date) << endl;
499 f << "dcp_frame_rate " << _dcp_frame_rate << endl;
500 f << "width " << _size.width << endl;
501 f << "height " << _size.height << endl;
502 f << "length " << _length.get_value_or(0) << endl;
503 f << "content_digest " << _content_digest << endl;
505 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
506 f << "content_audio_stream " << (*i)->to_string () << endl;
509 f << "external_audio_stream " << _sndfile_stream->to_string() << endl;
511 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
512 f << "subtitle_stream " << (*i)->to_string () << endl;
515 f << "source_frame_rate " << _source_frame_rate << endl;
520 /** Read state from our metadata file */
522 Film::read_metadata ()
524 boost::mutex::scoped_lock lm (_state_mutex);
527 _external_audio.clear ();
528 _content_audio_streams.clear ();
529 _subtitle_streams.clear ();
531 boost::optional<int> version;
533 /* Backward compatibility things */
534 boost::optional<int> audio_sample_rate;
535 boost::optional<int> audio_stream_index;
536 boost::optional<int> subtitle_stream_index;
538 ifstream f (file ("metadata").c_str());
540 throw OpenFileError (file ("metadata"));
543 multimap<string, string> kv = read_key_value (f);
545 /* We need version before anything else */
546 multimap<string, string>::iterator v = kv.find ("version");
547 if (v != kv.end ()) {
548 version = atoi (v->second.c_str());
551 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
552 string const k = i->first;
553 string const v = i->second;
555 if (k == "audio_sample_rate") {
556 audio_sample_rate = atoi (v.c_str());
559 /* User-specified stuff */
562 } else if (k == "use_dci_name") {
563 _use_dci_name = (v == "1");
564 } else if (k == "content") {
566 } else if (k == "trust_content_header") {
567 _trust_content_header = (v == "1");
568 } else if (k == "dcp_content_type") {
570 _dcp_content_type = DCPContentType::from_pretty_name (v);
572 _dcp_content_type = DCPContentType::from_dci_name (v);
574 } else if (k == "format") {
575 _format = Format::from_metadata (v);
576 } else if (k == "left_crop") {
577 _crop.left = atoi (v.c_str ());
578 } else if (k == "right_crop") {
579 _crop.right = atoi (v.c_str ());
580 } else if (k == "top_crop") {
581 _crop.top = atoi (v.c_str ());
582 } else if (k == "bottom_crop") {
583 _crop.bottom = atoi (v.c_str ());
584 } else if (k == "filter") {
585 _filters.push_back (Filter::from_id (v));
586 } else if (k == "scaler") {
587 _scaler = Scaler::from_id (v);
588 } else if ( ((!version || version < 2) && k == "dcp_trim_start") || k == "trim_start") {
589 _trim_start = atoi (v.c_str ());
590 } else if ( ((!version || version < 2) && k == "dcp_trim_end") || k == "trim_end") {
591 _trim_end = atoi (v.c_str ());
592 } else if (k == "trim_type") {
595 } else if (v == "encode") {
598 } else if (k == "dcp_ab") {
599 _dcp_ab = (v == "1");
600 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
602 audio_stream_index = atoi (v.c_str ());
604 _content_audio_stream = audio_stream_factory (v, version);
606 } else if (k == "external_audio") {
607 _external_audio.push_back (v);
608 } else if (k == "use_content_audio") {
609 _use_content_audio = (v == "1");
610 } else if (k == "audio_gain") {
611 _audio_gain = atof (v.c_str ());
612 } else if (k == "audio_delay") {
613 _audio_delay = atoi (v.c_str ());
614 } else if (k == "still_duration") {
615 _still_duration = atoi (v.c_str ());
616 } else if (k == "selected_subtitle_stream") {
618 subtitle_stream_index = atoi (v.c_str ());
620 _subtitle_stream = subtitle_stream_factory (v, version);
622 } else if (k == "with_subtitles") {
623 _with_subtitles = (v == "1");
624 } else if (k == "subtitle_offset") {
625 _subtitle_offset = atoi (v.c_str ());
626 } else if (k == "subtitle_scale") {
627 _subtitle_scale = atof (v.c_str ());
628 } else if (k == "colour_lut") {
629 _colour_lut = atoi (v.c_str ());
630 } else if (k == "j2k_bandwidth") {
631 _j2k_bandwidth = atoi (v.c_str ());
632 } else if (k == "dci_date") {
633 _dci_date = boost::gregorian::from_undelimited_string (v);
634 } else if (k == "dcp_frame_rate") {
635 _dcp_frame_rate = atoi (v.c_str ());
638 _dci_metadata.read (k, v);
642 _size.width = atoi (v.c_str ());
643 } else if (k == "height") {
644 _size.height = atoi (v.c_str ());
645 } else if (k == "length") {
646 int const vv = atoi (v.c_str ());
650 } else if (k == "content_digest") {
652 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
653 _content_audio_streams.push_back (audio_stream_factory (v, version));
654 } else if (k == "external_audio_stream") {
655 _sndfile_stream = audio_stream_factory (v, version);
656 } else if (k == "subtitle_stream") {
657 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
658 } else if (k == "source_frame_rate") {
659 _source_frame_rate = atof (v.c_str ());
660 } else if (version < 4 && k == "frames_per_second") {
661 _source_frame_rate = atof (v.c_str ());
662 /* Fill in what would have been used for DCP frame rate by the older version */
663 _dcp_frame_rate = best_dcp_frame_rate (_source_frame_rate);
668 if (audio_sample_rate) {
669 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
670 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
671 (*i)->set_sample_rate (audio_sample_rate.get());
675 /* also the selected stream was specified as an index */
676 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
677 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
680 /* similarly the subtitle */
681 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
682 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
690 Film::cropped_size (libdcp::Size s) const
692 boost::mutex::scoped_lock lm (_state_mutex);
693 s.width -= _crop.left + _crop.right;
694 s.height -= _crop.top + _crop.bottom;
698 /** Given a directory name, return its full path within the Film's directory.
699 * The directory (and its parents) will be created if they do not exist.
702 Film::dir (string d) const
704 boost::mutex::scoped_lock lm (_directory_mutex);
706 boost::filesystem::path p;
710 boost::filesystem::create_directories (p);
715 /** Given a file or directory name, return its full path within the Film's directory.
716 * _directory_mutex must not be locked on entry.
717 * Any required parent directories will be created.
720 Film::file (string f) const
722 boost::mutex::scoped_lock lm (_directory_mutex);
724 boost::filesystem::path p;
728 boost::filesystem::create_directories (p.parent_path ());
733 /** @return full path of the content (actual video) file
737 Film::content_path () const
739 boost::mutex::scoped_lock lm (_state_mutex);
740 if (boost::filesystem::path(_content).has_root_directory ()) {
744 return file (_content);
748 Film::content_type () const
750 if (boost::filesystem::is_directory (_content)) {
751 /* Directory of images, we assume */
755 if (still_image_file (_content)) {
762 /** @return The sampling rate that we will resample the audio to */
764 Film::target_audio_sample_rate () const
766 if (!audio_stream()) {
770 /* Resample to a DCI-approved sample rate */
771 double t = dcp_audio_sample_rate (audio_stream()->sample_rate());
773 FrameRateConversion frc (source_frame_rate(), dcp_frame_rate());
775 /* Compensate if the DCP is being run at a different frame rate
776 to the source; that is, if the video is run such that it will
777 look different in the DCP compared to the source (slower or faster).
778 skip/repeat doesn't come into effect here.
781 if (frc.change_speed) {
782 t *= source_frame_rate() * frc.factor() / dcp_frame_rate();
789 Film::still_duration_in_frames () const
791 return still_duration() * source_frame_rate();
794 /** @return a DCI-compliant name for a DCP of this film */
796 Film::dci_name (bool if_created_now) const
800 string fixed_name = to_upper_copy (name());
801 for (size_t i = 0; i < fixed_name.length(); ++i) {
802 if (fixed_name[i] == ' ') {
807 /* Spec is that the name part should be maximum 14 characters, as I understand it */
808 if (fixed_name.length() > 14) {
809 fixed_name = fixed_name.substr (0, 14);
814 if (dcp_content_type()) {
815 d << "_" << dcp_content_type()->dci_name();
819 d << "_" << format()->dci_name();
822 DCIMetadata const dm = dci_metadata ();
824 if (!dm.audio_language.empty ()) {
825 d << "_" << dm.audio_language;
826 if (!dm.subtitle_language.empty()) {
827 d << "-" << dm.subtitle_language;
833 if (!dm.territory.empty ()) {
834 d << "_" << dm.territory;
835 if (!dm.rating.empty ()) {
836 d << "-" << dm.rating;
840 switch (audio_channels()) {
857 if (!dm.studio.empty ()) {
858 d << "_" << dm.studio;
861 if (if_created_now) {
862 d << "_" << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ());
864 d << "_" << boost::gregorian::to_iso_string (_dci_date);
867 if (!dm.facility.empty ()) {
868 d << "_" << dm.facility;
871 if (!dm.package_type.empty ()) {
872 d << "_" << dm.package_type;
878 /** @return name to give the DCP */
880 Film::dcp_name (bool if_created_now) const
882 if (use_dci_name()) {
883 return dci_name (if_created_now);
891 Film::set_directory (string d)
893 boost::mutex::scoped_lock lm (_state_mutex);
899 Film::set_name (string n)
902 boost::mutex::scoped_lock lm (_state_mutex);
905 signal_changed (NAME);
909 Film::set_use_dci_name (bool u)
912 boost::mutex::scoped_lock lm (_state_mutex);
915 signal_changed (USE_DCI_NAME);
919 Film::set_content (string c)
921 string check = directory ();
923 boost::filesystem::path slash ("/");
924 string platform_slash = slash.make_preferred().string ();
926 if (!ends_with (check, platform_slash)) {
927 check += platform_slash;
930 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
931 c = c.substr (_directory.length() + 1);
937 boost::mutex::scoped_lock lm (_state_mutex);
942 old_content = _content;
946 /* Reset streams here in case the new content doesn't have one or the other */
947 _content_audio_stream = shared_ptr<AudioStream> ();
948 _subtitle_stream = shared_ptr<SubtitleStream> ();
950 /* Start off using content audio */
951 set_use_content_audio (true);
953 /* Create a temporary decoder so that we can get information
958 Decoders d = decoder_factory (shared_from_this(), DecodeOptions());
960 set_size (d.video->native_size ());
961 set_source_frame_rate (d.video->frames_per_second ());
962 set_dcp_frame_rate (best_dcp_frame_rate (source_frame_rate ()));
963 set_subtitle_streams (d.video->subtitle_streams ());
965 set_content_audio_streams (d.audio->audio_streams ());
969 boost::mutex::scoped_lock lm (_state_mutex);
973 signal_changed (CONTENT);
975 /* Start off with the first audio and subtitle streams */
976 if (d.audio && !d.audio->audio_streams().empty()) {
977 set_content_audio_stream (d.audio->audio_streams().front());
980 if (!d.video->subtitle_streams().empty()) {
981 set_subtitle_stream (d.video->subtitle_streams().front());
988 boost::mutex::scoped_lock lm (_state_mutex);
989 _content = old_content;
995 set_format (Config::instance()->default_format ());
997 /* Still image DCPs must use external audio */
998 if (content_type() == STILL) {
999 set_use_content_audio (false);
1004 Film::set_trust_content_header (bool t)
1007 boost::mutex::scoped_lock lm (_state_mutex);
1008 _trust_content_header = t;
1011 signal_changed (TRUST_CONTENT_HEADER);
1013 if (!_trust_content_header && !content().empty()) {
1014 /* We just said that we don't trust the content's header */
1020 Film::set_dcp_content_type (DCPContentType const * t)
1023 boost::mutex::scoped_lock lm (_state_mutex);
1024 _dcp_content_type = t;
1026 signal_changed (DCP_CONTENT_TYPE);
1030 Film::set_format (Format const * f)
1033 boost::mutex::scoped_lock lm (_state_mutex);
1036 signal_changed (FORMAT);
1040 Film::set_crop (Crop c)
1043 boost::mutex::scoped_lock lm (_state_mutex);
1046 signal_changed (CROP);
1050 Film::set_left_crop (int c)
1053 boost::mutex::scoped_lock lm (_state_mutex);
1055 if (_crop.left == c) {
1061 signal_changed (CROP);
1065 Film::set_right_crop (int c)
1068 boost::mutex::scoped_lock lm (_state_mutex);
1069 if (_crop.right == c) {
1075 signal_changed (CROP);
1079 Film::set_top_crop (int c)
1082 boost::mutex::scoped_lock lm (_state_mutex);
1083 if (_crop.top == c) {
1089 signal_changed (CROP);
1093 Film::set_bottom_crop (int c)
1096 boost::mutex::scoped_lock lm (_state_mutex);
1097 if (_crop.bottom == c) {
1103 signal_changed (CROP);
1107 Film::set_filters (vector<Filter const *> f)
1110 boost::mutex::scoped_lock lm (_state_mutex);
1113 signal_changed (FILTERS);
1117 Film::set_scaler (Scaler const * s)
1120 boost::mutex::scoped_lock lm (_state_mutex);
1123 signal_changed (SCALER);
1127 Film::set_trim_start (int t)
1130 boost::mutex::scoped_lock lm (_state_mutex);
1133 signal_changed (TRIM_START);
1137 Film::set_trim_end (int t)
1140 boost::mutex::scoped_lock lm (_state_mutex);
1143 signal_changed (TRIM_END);
1147 Film::set_trim_type (TrimType t)
1150 boost::mutex::scoped_lock lm (_state_mutex);
1153 signal_changed (TRIM_TYPE);
1157 Film::set_dcp_ab (bool a)
1160 boost::mutex::scoped_lock lm (_state_mutex);
1163 signal_changed (DCP_AB);
1167 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1170 boost::mutex::scoped_lock lm (_state_mutex);
1171 _content_audio_stream = s;
1173 signal_changed (CONTENT_AUDIO_STREAM);
1177 Film::set_external_audio (vector<string> a)
1180 boost::mutex::scoped_lock lm (_state_mutex);
1181 _external_audio = a;
1184 shared_ptr<SndfileDecoder> decoder (new SndfileDecoder (shared_from_this(), DecodeOptions()));
1185 if (decoder->audio_stream()) {
1186 _sndfile_stream = decoder->audio_stream ();
1189 signal_changed (EXTERNAL_AUDIO);
1193 Film::set_use_content_audio (bool e)
1196 boost::mutex::scoped_lock lm (_state_mutex);
1197 _use_content_audio = e;
1200 signal_changed (USE_CONTENT_AUDIO);
1204 Film::set_audio_gain (float g)
1207 boost::mutex::scoped_lock lm (_state_mutex);
1210 signal_changed (AUDIO_GAIN);
1214 Film::set_audio_delay (int d)
1217 boost::mutex::scoped_lock lm (_state_mutex);
1220 signal_changed (AUDIO_DELAY);
1224 Film::set_still_duration (int d)
1227 boost::mutex::scoped_lock lm (_state_mutex);
1228 _still_duration = d;
1230 signal_changed (STILL_DURATION);
1234 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1237 boost::mutex::scoped_lock lm (_state_mutex);
1238 _subtitle_stream = s;
1240 signal_changed (SUBTITLE_STREAM);
1244 Film::set_with_subtitles (bool w)
1247 boost::mutex::scoped_lock lm (_state_mutex);
1248 _with_subtitles = w;
1250 signal_changed (WITH_SUBTITLES);
1254 Film::set_subtitle_offset (int o)
1257 boost::mutex::scoped_lock lm (_state_mutex);
1258 _subtitle_offset = o;
1260 signal_changed (SUBTITLE_OFFSET);
1264 Film::set_subtitle_scale (float s)
1267 boost::mutex::scoped_lock lm (_state_mutex);
1268 _subtitle_scale = s;
1270 signal_changed (SUBTITLE_SCALE);
1274 Film::set_colour_lut (int i)
1277 boost::mutex::scoped_lock lm (_state_mutex);
1280 signal_changed (COLOUR_LUT);
1284 Film::set_j2k_bandwidth (int b)
1287 boost::mutex::scoped_lock lm (_state_mutex);
1290 signal_changed (J2K_BANDWIDTH);
1294 Film::set_dci_metadata (DCIMetadata m)
1297 boost::mutex::scoped_lock lm (_state_mutex);
1300 signal_changed (DCI_METADATA);
1305 Film::set_dcp_frame_rate (int f)
1308 boost::mutex::scoped_lock lm (_state_mutex);
1309 _dcp_frame_rate = f;
1311 signal_changed (DCP_FRAME_RATE);
1315 Film::set_size (libdcp::Size s)
1318 boost::mutex::scoped_lock lm (_state_mutex);
1321 signal_changed (SIZE);
1325 Film::set_length (SourceFrame l)
1328 boost::mutex::scoped_lock lm (_state_mutex);
1331 signal_changed (LENGTH);
1335 Film::unset_length ()
1338 boost::mutex::scoped_lock lm (_state_mutex);
1339 _length = boost::none;
1341 signal_changed (LENGTH);
1345 Film::set_content_digest (string d)
1348 boost::mutex::scoped_lock lm (_state_mutex);
1349 _content_digest = d;
1355 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1358 boost::mutex::scoped_lock lm (_state_mutex);
1359 _content_audio_streams = s;
1361 signal_changed (CONTENT_AUDIO_STREAMS);
1365 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1368 boost::mutex::scoped_lock lm (_state_mutex);
1369 _subtitle_streams = s;
1371 signal_changed (SUBTITLE_STREAMS);
1375 Film::set_source_frame_rate (float f)
1378 boost::mutex::scoped_lock lm (_state_mutex);
1379 _source_frame_rate = f;
1381 signal_changed (SOURCE_FRAME_RATE);
1385 Film::signal_changed (Property p)
1388 boost::mutex::scoped_lock lm (_state_mutex);
1393 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1398 Film::audio_channels () const
1400 shared_ptr<AudioStream> s = audio_stream ();
1405 return s->channels ();
1409 Film::set_dci_date_today ()
1411 _dci_date = boost::gregorian::day_clock::local_day ();
1414 boost::shared_ptr<AudioStream>
1415 Film::audio_stream () const
1417 if (use_content_audio()) {
1418 return _content_audio_stream;
1421 return _sndfile_stream;
1425 Film::info_path (int f) const
1427 boost::filesystem::path p;
1432 s << setfill('0') << f << ".md5";
1436 /* info_dir() will already have added any initial bit of the path,
1437 so don't call file() on this.
1443 Film::j2c_path (int f, bool t) const
1445 boost::filesystem::path p;
1447 p /= video_state_identifier ();
1451 s << setfill('0') << f << ".j2c";
1458 return file (p.string ());
1461 /** Make an educated guess as to whether we have a complete DCP
1463 * @return true if we do.
1467 Film::have_dcp () const
1470 libdcp::DCP dcp (dir (dcp_name()));
1480 Film::has_audio () const
1482 if (use_content_audio()) {
1483 return audio_stream();
1486 vector<string> const e = external_audio ();
1487 for (vector<string>::const_iterator i = e.begin(); i != e.end(); ++i) {