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 "external_audio_decoder.h"
54 #include "analyse_audio_job.h"
59 using std::stringstream;
70 using boost::shared_ptr;
71 using boost::lexical_cast;
72 using boost::to_upper_copy;
73 using boost::ends_with;
74 using boost::starts_with;
75 using boost::optional;
78 int const Film::state_version = 4;
80 /** Construct a Film object in a given directory, reading any metadata
81 * file that exists in that directory. An exception will be thrown if
82 * must_exist is true and the specified directory does not exist.
84 * @param d Film directory.
85 * @param must_exist true to throw an exception if does not exist.
88 Film::Film (string d, bool must_exist)
89 : _use_dci_name (true)
90 , _trust_content_header (true)
91 , _dcp_content_type (0)
93 , _scaler (Scaler::from_id ("bicubic"))
97 , _use_content_audio (true)
100 , _still_duration (10)
101 , _with_subtitles (false)
102 , _subtitle_offset (0)
103 , _subtitle_scale (1)
105 , _j2k_bandwidth (200000000)
106 , _dci_metadata (Config::instance()->default_dci_metadata ())
107 , _dcp_frame_rate (0)
108 , _source_frame_rate (0)
111 set_dci_date_today ();
113 /* Make state.directory a complete path without ..s (where possible)
114 (Code swiped from Adam Bowen on stackoverflow)
117 boost::filesystem::path p (boost::filesystem::system_complete (d));
118 boost::filesystem::path result;
119 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
121 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
124 result = result.parent_path ();
126 } else if (*i != ".") {
131 set_directory (result.string ());
133 if (!boost::filesystem::exists (directory())) {
135 throw OpenFileError (directory());
137 boost::filesystem::create_directory (directory());
141 _external_audio_stream = ExternalAudioStream::create ();
147 _log = new FileLog (file ("log"));
150 Film::Film (Film const & o)
151 : boost::enable_shared_from_this<Film> (o)
153 , _directory (o._directory)
155 , _use_dci_name (o._use_dci_name)
156 , _content (o._content)
157 , _trust_content_header (o._trust_content_header)
158 , _dcp_content_type (o._dcp_content_type)
159 , _format (o._format)
161 , _filters (o._filters)
162 , _scaler (o._scaler)
163 , _trim_start (o._trim_start)
164 , _trim_end (o._trim_end)
165 , _dcp_ab (o._dcp_ab)
166 , _content_audio_stream (o._content_audio_stream)
167 , _external_audio (o._external_audio)
168 , _use_content_audio (o._use_content_audio)
169 , _audio_gain (o._audio_gain)
170 , _audio_delay (o._audio_delay)
171 , _still_duration (o._still_duration)
172 , _subtitle_stream (o._subtitle_stream)
173 , _with_subtitles (o._with_subtitles)
174 , _subtitle_offset (o._subtitle_offset)
175 , _subtitle_scale (o._subtitle_scale)
176 , _colour_lut (o._colour_lut)
177 , _j2k_bandwidth (o._j2k_bandwidth)
178 , _dci_metadata (o._dci_metadata)
179 , _dci_date (o._dci_date)
180 , _dcp_frame_rate (o._dcp_frame_rate)
182 , _length (o._length)
183 , _dcp_intrinsic_duration (o._dcp_intrinsic_duration)
184 , _content_digest (o._content_digest)
185 , _content_audio_streams (o._content_audio_streams)
186 , _external_audio_stream (o._external_audio_stream)
187 , _subtitle_streams (o._subtitle_streams)
188 , _source_frame_rate (o._source_frame_rate)
200 Film::video_state_identifier () const
204 pair<string, string> f = Filter::ffmpeg_strings (filters());
208 << "_" << content_digest()
209 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
210 << "_" << _dcp_frame_rate
211 << "_" << f.first << "_" << f.second
212 << "_" << scaler()->id()
213 << "_" << j2k_bandwidth()
214 << "_" << boost::lexical_cast<int> (colour_lut());
217 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
218 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
224 /** @return The path to the directory to write video frame info files to */
226 Film::info_dir () const
228 boost::filesystem::path p;
230 p /= video_state_identifier ();
231 return dir (p.string());
235 Film::video_mxf_dir () const
237 boost::filesystem::path p;
238 return dir ("video");
242 Film::video_mxf_filename () const
244 return video_state_identifier() + ".mxf";
248 Film::audio_analysis_path () const
250 boost::filesystem::path p;
252 p /= content_digest();
253 return file (p.string ());
256 /** Add suitable Jobs to the JobManager to create a DCP for this Film */
260 set_dci_date_today ();
262 if (dcp_name().find ("/") != string::npos) {
263 throw BadSettingError (_("name"), _("cannot contain slashes"));
266 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
270 gethostname (buffer, sizeof (buffer));
271 log()->log (String::compose ("Starting to make DCP on %1", buffer));
274 log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? _("still") : _("video"))));
276 log()->log (String::compose ("Content length %1", length().get()));
278 log()->log (String::compose ("Content digest %1", content_digest()));
279 log()->log (String::compose ("Content at %1 fps, DCP at %2 fps", source_frame_rate(), dcp_frame_rate()));
280 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
281 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
282 #ifdef DVDOMATIC_DEBUG
283 log()->log ("DVD-o-matic built in debug mode.");
285 log()->log ("DVD-o-matic built in optimised mode.");
288 log()->log ("libdcp built in debug mode.");
290 log()->log ("libdcp built in optimised mode.");
292 pair<string, int> const c = cpu_info ();
293 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
296 throw MissingSettingError (_("format"));
299 if (content().empty ()) {
300 throw MissingSettingError (_("content"));
303 if (dcp_content_type() == 0) {
304 throw MissingSettingError (_("content type"));
307 if (name().empty()) {
308 throw MissingSettingError (_("name"));
312 od.decode_subtitles = with_subtitles ();
317 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od)));
319 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od)));
323 /** Start a job to analyse the audio of our content file */
325 Film::analyse_audio ()
327 if (_analyse_audio_job) {
331 _analyse_audio_job.reset (new AnalyseAudioJob (shared_from_this()));
332 _analyse_audio_job->Finished.connect (bind (&Film::analyse_audio_finished, this));
333 JobManager::instance()->add (_analyse_audio_job);
336 /** Start a job to examine our content file */
338 Film::examine_content ()
340 if (_examine_content_job) {
344 _examine_content_job.reset (new ExamineContentJob (shared_from_this()));
345 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
346 JobManager::instance()->add (_examine_content_job);
350 Film::analyse_audio_finished ()
353 _analyse_audio_job.reset ();
355 AudioAnalysisFinished ();
359 Film::examine_content_finished ()
361 _examine_content_job.reset ();
364 /** Start a job to send our DCP to the configured TMS */
366 Film::send_dcp_to_tms ()
368 shared_ptr<Job> j (new SCPDCPJob (shared_from_this()));
369 JobManager::instance()->add (j);
372 /** Count the number of frames that have been encoded for this film.
373 * @return frame count.
376 Film::encoded_frames () const
383 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (info_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
385 boost::this_thread::interruption_point ();
391 /** Write state to our `metadata' file */
393 Film::write_metadata () const
395 boost::mutex::scoped_lock lm (_state_mutex);
397 boost::filesystem::create_directories (directory());
399 string const m = file ("metadata");
400 ofstream f (m.c_str ());
402 throw CreateFileError (m);
405 f << "version " << state_version << endl;
408 f << "name " << _name << endl;
409 f << "use_dci_name " << _use_dci_name << endl;
410 f << "content " << _content << endl;
411 f << "trust_content_header " << (_trust_content_header ? "1" : "0") << endl;
412 if (_dcp_content_type) {
413 f << "dcp_content_type " << _dcp_content_type->dci_name () << endl;
416 f << "format " << _format->as_metadata () << endl;
418 f << "left_crop " << _crop.left << endl;
419 f << "right_crop " << _crop.right << endl;
420 f << "top_crop " << _crop.top << endl;
421 f << "bottom_crop " << _crop.bottom << endl;
422 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
423 f << "filter " << (*i)->id () << endl;
425 f << "scaler " << _scaler->id () << endl;
426 f << "trim_start " << _trim_start << endl;
427 f << "trim_end " << _trim_end << endl;
428 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << endl;
429 if (_content_audio_stream) {
430 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << endl;
432 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
433 f << "external_audio " << *i << endl;
435 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << endl;
436 f << "audio_gain " << _audio_gain << endl;
437 f << "audio_delay " << _audio_delay << endl;
438 f << "still_duration " << _still_duration << endl;
439 if (_subtitle_stream) {
440 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << endl;
442 f << "with_subtitles " << _with_subtitles << endl;
443 f << "subtitle_offset " << _subtitle_offset << endl;
444 f << "subtitle_scale " << _subtitle_scale << endl;
445 f << "colour_lut " << _colour_lut << endl;
446 f << "j2k_bandwidth " << _j2k_bandwidth << endl;
447 _dci_metadata.write (f);
448 f << "dci_date " << boost::gregorian::to_iso_string (_dci_date) << endl;
449 f << "dcp_frame_rate " << _dcp_frame_rate << endl;
450 f << "width " << _size.width << endl;
451 f << "height " << _size.height << endl;
452 f << "length " << _length.get_value_or(0) << endl;
453 f << "dcp_intrinsic_duration " << _dcp_intrinsic_duration.get_value_or(0) << endl;
454 f << "content_digest " << _content_digest << endl;
456 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
457 f << "content_audio_stream " << (*i)->to_string () << endl;
460 f << "external_audio_stream " << _external_audio_stream->to_string() << endl;
462 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
463 f << "subtitle_stream " << (*i)->to_string () << endl;
466 f << "source_frame_rate " << _source_frame_rate << endl;
471 /** Read state from our metadata file */
473 Film::read_metadata ()
475 boost::mutex::scoped_lock lm (_state_mutex);
477 _external_audio.clear ();
478 _content_audio_streams.clear ();
479 _subtitle_streams.clear ();
481 boost::optional<int> version;
483 /* Backward compatibility things */
484 boost::optional<int> audio_sample_rate;
485 boost::optional<int> audio_stream_index;
486 boost::optional<int> subtitle_stream_index;
488 ifstream f (file ("metadata").c_str());
490 throw OpenFileError (file ("metadata"));
493 multimap<string, string> kv = read_key_value (f);
495 /* We need version before anything else */
496 multimap<string, string>::iterator v = kv.find ("version");
497 if (v != kv.end ()) {
498 version = atoi (v->second.c_str());
501 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
502 string const k = i->first;
503 string const v = i->second;
505 if (k == "audio_sample_rate") {
506 audio_sample_rate = atoi (v.c_str());
509 /* User-specified stuff */
512 } else if (k == "use_dci_name") {
513 _use_dci_name = (v == "1");
514 } else if (k == "content") {
516 } else if (k == "trust_content_header") {
517 _trust_content_header = (v == "1");
518 } else if (k == "dcp_content_type") {
520 _dcp_content_type = DCPContentType::from_pretty_name (v);
522 _dcp_content_type = DCPContentType::from_dci_name (v);
524 } else if (k == "format") {
525 _format = Format::from_metadata (v);
526 } else if (k == "left_crop") {
527 _crop.left = atoi (v.c_str ());
528 } else if (k == "right_crop") {
529 _crop.right = atoi (v.c_str ());
530 } else if (k == "top_crop") {
531 _crop.top = atoi (v.c_str ());
532 } else if (k == "bottom_crop") {
533 _crop.bottom = atoi (v.c_str ());
534 } else if (k == "filter") {
535 _filters.push_back (Filter::from_id (v));
536 } else if (k == "scaler") {
537 _scaler = Scaler::from_id (v);
538 } else if ( ((!version || version < 2) && k == "dcp_trim_start") || k == "trim_start") {
539 _trim_start = atoi (v.c_str ());
540 } else if ( ((!version || version < 2) && k == "dcp_trim_end") || k == "trim_end") {
541 _trim_end = atoi (v.c_str ());
542 } else if (k == "dcp_ab") {
543 _dcp_ab = (v == "1");
544 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
546 audio_stream_index = atoi (v.c_str ());
548 _content_audio_stream = audio_stream_factory (v, version);
550 } else if (k == "external_audio") {
551 _external_audio.push_back (v);
552 } else if (k == "use_content_audio") {
553 _use_content_audio = (v == "1");
554 } else if (k == "audio_gain") {
555 _audio_gain = atof (v.c_str ());
556 } else if (k == "audio_delay") {
557 _audio_delay = atoi (v.c_str ());
558 } else if (k == "still_duration") {
559 _still_duration = atoi (v.c_str ());
560 } else if (k == "selected_subtitle_stream") {
562 subtitle_stream_index = atoi (v.c_str ());
564 _subtitle_stream = subtitle_stream_factory (v, version);
566 } else if (k == "with_subtitles") {
567 _with_subtitles = (v == "1");
568 } else if (k == "subtitle_offset") {
569 _subtitle_offset = atoi (v.c_str ());
570 } else if (k == "subtitle_scale") {
571 _subtitle_scale = atof (v.c_str ());
572 } else if (k == "colour_lut") {
573 _colour_lut = atoi (v.c_str ());
574 } else if (k == "j2k_bandwidth") {
575 _j2k_bandwidth = atoi (v.c_str ());
576 } else if (k == "dci_date") {
577 _dci_date = boost::gregorian::from_undelimited_string (v);
578 } else if (k == "dcp_frame_rate") {
579 _dcp_frame_rate = atoi (v.c_str ());
582 _dci_metadata.read (k, v);
586 _size.width = atoi (v.c_str ());
587 } else if (k == "height") {
588 _size.height = atoi (v.c_str ());
589 } else if (k == "length") {
590 int const vv = atoi (v.c_str ());
594 } else if (k == "dcp_intrinsic_duration") {
595 int const vv = atoi (v.c_str ());
597 _dcp_intrinsic_duration = vv;
599 } else if (k == "content_digest") {
601 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
602 _content_audio_streams.push_back (audio_stream_factory (v, version));
603 } else if (k == "external_audio_stream") {
604 _external_audio_stream = audio_stream_factory (v, version);
605 } else if (k == "subtitle_stream") {
606 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
607 } else if (k == "source_frame_rate") {
608 _source_frame_rate = atof (v.c_str ());
609 } else if (version < 4 && k == "frames_per_second") {
610 _source_frame_rate = atof (v.c_str ());
611 /* Fill in what would have been used for DCP frame rate by the older version */
612 _dcp_frame_rate = best_dcp_frame_rate (_source_frame_rate);
617 if (audio_sample_rate) {
618 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
619 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
620 (*i)->set_sample_rate (audio_sample_rate.get());
624 /* also the selected stream was specified as an index */
625 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
626 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
629 /* similarly the subtitle */
630 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
631 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
639 Film::cropped_size (libdcp::Size s) const
641 boost::mutex::scoped_lock lm (_state_mutex);
642 s.width -= _crop.left + _crop.right;
643 s.height -= _crop.top + _crop.bottom;
647 /** Given a directory name, return its full path within the Film's directory.
648 * The directory (and its parents) will be created if they do not exist.
651 Film::dir (string d) const
653 boost::mutex::scoped_lock lm (_directory_mutex);
655 boost::filesystem::path p;
659 boost::filesystem::create_directories (p);
664 /** Given a file or directory name, return its full path within the Film's directory.
665 * _directory_mutex must not be locked on entry.
666 * Any required parent directories will be created.
669 Film::file (string f) const
671 boost::mutex::scoped_lock lm (_directory_mutex);
673 boost::filesystem::path p;
677 boost::filesystem::create_directories (p.parent_path ());
682 /** @return full path of the content (actual video) file
686 Film::content_path () const
688 boost::mutex::scoped_lock lm (_state_mutex);
689 if (boost::filesystem::path(_content).has_root_directory ()) {
693 return file (_content);
697 Film::content_type () const
699 if (boost::filesystem::is_directory (_content)) {
700 /* Directory of images, we assume */
704 if (still_image_file (_content)) {
711 /** @return The sampling rate that we will resample the audio to */
713 Film::target_audio_sample_rate () const
715 if (!audio_stream()) {
719 /* Resample to a DCI-approved sample rate */
720 double t = dcp_audio_sample_rate (audio_stream()->sample_rate());
722 FrameRateConversion frc (source_frame_rate(), dcp_frame_rate());
724 /* Compensate if the DCP is being run at a different frame rate
725 to the source; that is, if the video is run such that it will
726 look different in the DCP compared to the source (slower or faster).
727 skip/repeat doesn't come into effect here.
730 if (frc.change_speed) {
731 t *= source_frame_rate() * frc.factor() / dcp_frame_rate();
738 Film::still_duration_in_frames () const
740 return still_duration() * source_frame_rate();
743 /** @return a DCI-compliant name for a DCP of this film */
745 Film::dci_name (bool if_created_now) const
749 string fixed_name = to_upper_copy (name());
750 for (size_t i = 0; i < fixed_name.length(); ++i) {
751 if (fixed_name[i] == ' ') {
756 /* Spec is that the name part should be maximum 14 characters, as I understand it */
757 if (fixed_name.length() > 14) {
758 fixed_name = fixed_name.substr (0, 14);
761 d << fixed_name << "_";
763 if (dcp_content_type()) {
764 d << dcp_content_type()->dci_name() << "_";
768 d << format()->dci_name() << "_";
771 DCIMetadata const dm = dci_metadata ();
773 if (!dm.audio_language.empty ()) {
774 d << dm.audio_language;
775 if (!dm.subtitle_language.empty() && with_subtitles()) {
776 d << "-" << dm.subtitle_language;
784 if (!dm.territory.empty ()) {
786 if (!dm.rating.empty ()) {
787 d << "-" << dm.rating;
792 switch (audio_channels()) {
809 if (!dm.studio.empty ()) {
810 d << dm.studio << "_";
813 if (if_created_now) {
814 d << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ()) << "_";
816 d << boost::gregorian::to_iso_string (_dci_date) << "_";
819 if (!dm.facility.empty ()) {
820 d << dm.facility << "_";
823 if (!dm.package_type.empty ()) {
824 d << dm.package_type;
830 /** @return name to give the DCP */
832 Film::dcp_name (bool if_created_now) const
834 if (use_dci_name()) {
835 return dci_name (if_created_now);
843 Film::set_directory (string d)
845 boost::mutex::scoped_lock lm (_state_mutex);
851 Film::set_name (string n)
854 boost::mutex::scoped_lock lm (_state_mutex);
857 signal_changed (NAME);
861 Film::set_use_dci_name (bool u)
864 boost::mutex::scoped_lock lm (_state_mutex);
867 signal_changed (USE_DCI_NAME);
871 Film::set_content (string c)
873 string check = directory ();
875 boost::filesystem::path slash ("/");
876 string platform_slash = slash.make_preferred().string ();
878 if (!ends_with (check, platform_slash)) {
879 check += platform_slash;
882 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
883 c = c.substr (_directory.length() + 1);
889 boost::mutex::scoped_lock lm (_state_mutex);
894 old_content = _content;
898 /* Reset streams here in case the new content doesn't have one or the other */
899 _content_audio_stream = shared_ptr<AudioStream> ();
900 _subtitle_stream = shared_ptr<SubtitleStream> ();
902 /* Start off using content audio */
903 set_use_content_audio (true);
905 /* Create a temporary decoder so that we can get information
910 Decoders d = decoder_factory (shared_from_this(), DecodeOptions());
912 set_size (d.video->native_size ());
913 set_source_frame_rate (d.video->frames_per_second ());
914 set_dcp_frame_rate (best_dcp_frame_rate (source_frame_rate ()));
915 set_subtitle_streams (d.video->subtitle_streams ());
917 set_content_audio_streams (d.audio->audio_streams ());
921 boost::mutex::scoped_lock lm (_state_mutex);
925 signal_changed (CONTENT);
927 /* Start off with the first audio and subtitle streams */
928 if (d.audio && !d.audio->audio_streams().empty()) {
929 set_content_audio_stream (d.audio->audio_streams().front());
932 if (!d.video->subtitle_streams().empty()) {
933 set_subtitle_stream (d.video->subtitle_streams().front());
940 boost::mutex::scoped_lock lm (_state_mutex);
941 _content = old_content;
947 switch (content_type()) {
949 set_format (Format::from_id ("var-185"));
952 set_format (Format::from_id ("185"));
956 /* Still image DCPs must use external audio */
957 if (content_type() == STILL) {
958 set_use_content_audio (false);
963 Film::set_trust_content_header (bool t)
966 boost::mutex::scoped_lock lm (_state_mutex);
967 _trust_content_header = t;
970 signal_changed (TRUST_CONTENT_HEADER);
972 if (!_trust_content_header && !content().empty()) {
973 /* We just said that we don't trust the content's header */
979 Film::set_dcp_content_type (DCPContentType const * t)
982 boost::mutex::scoped_lock lm (_state_mutex);
983 _dcp_content_type = t;
985 signal_changed (DCP_CONTENT_TYPE);
989 Film::set_format (Format const * f)
992 boost::mutex::scoped_lock lm (_state_mutex);
995 signal_changed (FORMAT);
999 Film::set_crop (Crop c)
1002 boost::mutex::scoped_lock lm (_state_mutex);
1005 signal_changed (CROP);
1009 Film::set_left_crop (int c)
1012 boost::mutex::scoped_lock lm (_state_mutex);
1014 if (_crop.left == c) {
1020 signal_changed (CROP);
1024 Film::set_right_crop (int c)
1027 boost::mutex::scoped_lock lm (_state_mutex);
1028 if (_crop.right == c) {
1034 signal_changed (CROP);
1038 Film::set_top_crop (int c)
1041 boost::mutex::scoped_lock lm (_state_mutex);
1042 if (_crop.top == c) {
1048 signal_changed (CROP);
1052 Film::set_bottom_crop (int c)
1055 boost::mutex::scoped_lock lm (_state_mutex);
1056 if (_crop.bottom == c) {
1062 signal_changed (CROP);
1066 Film::set_filters (vector<Filter const *> f)
1069 boost::mutex::scoped_lock lm (_state_mutex);
1072 signal_changed (FILTERS);
1076 Film::set_scaler (Scaler const * s)
1079 boost::mutex::scoped_lock lm (_state_mutex);
1082 signal_changed (SCALER);
1086 Film::set_trim_start (int t)
1089 boost::mutex::scoped_lock lm (_state_mutex);
1092 signal_changed (TRIM_START);
1096 Film::set_trim_end (int t)
1099 boost::mutex::scoped_lock lm (_state_mutex);
1102 signal_changed (TRIM_END);
1106 Film::set_dcp_ab (bool a)
1109 boost::mutex::scoped_lock lm (_state_mutex);
1112 signal_changed (DCP_AB);
1116 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1119 boost::mutex::scoped_lock lm (_state_mutex);
1120 _content_audio_stream = s;
1122 signal_changed (CONTENT_AUDIO_STREAM);
1126 Film::set_external_audio (vector<string> a)
1129 boost::mutex::scoped_lock lm (_state_mutex);
1130 _external_audio = a;
1133 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), DecodeOptions()));
1134 if (decoder->audio_stream()) {
1135 _external_audio_stream = decoder->audio_stream ();
1138 signal_changed (EXTERNAL_AUDIO);
1142 Film::set_use_content_audio (bool e)
1145 boost::mutex::scoped_lock lm (_state_mutex);
1146 _use_content_audio = e;
1149 signal_changed (USE_CONTENT_AUDIO);
1153 Film::set_audio_gain (float g)
1156 boost::mutex::scoped_lock lm (_state_mutex);
1159 signal_changed (AUDIO_GAIN);
1163 Film::set_audio_delay (int d)
1166 boost::mutex::scoped_lock lm (_state_mutex);
1169 signal_changed (AUDIO_DELAY);
1173 Film::set_still_duration (int d)
1176 boost::mutex::scoped_lock lm (_state_mutex);
1177 _still_duration = d;
1179 signal_changed (STILL_DURATION);
1183 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1186 boost::mutex::scoped_lock lm (_state_mutex);
1187 _subtitle_stream = s;
1189 signal_changed (SUBTITLE_STREAM);
1193 Film::set_with_subtitles (bool w)
1196 boost::mutex::scoped_lock lm (_state_mutex);
1197 _with_subtitles = w;
1199 signal_changed (WITH_SUBTITLES);
1203 Film::set_subtitle_offset (int o)
1206 boost::mutex::scoped_lock lm (_state_mutex);
1207 _subtitle_offset = o;
1209 signal_changed (SUBTITLE_OFFSET);
1213 Film::set_subtitle_scale (float s)
1216 boost::mutex::scoped_lock lm (_state_mutex);
1217 _subtitle_scale = s;
1219 signal_changed (SUBTITLE_SCALE);
1223 Film::set_colour_lut (int i)
1226 boost::mutex::scoped_lock lm (_state_mutex);
1229 signal_changed (COLOUR_LUT);
1233 Film::set_j2k_bandwidth (int b)
1236 boost::mutex::scoped_lock lm (_state_mutex);
1239 signal_changed (J2K_BANDWIDTH);
1243 Film::set_dci_metadata (DCIMetadata m)
1246 boost::mutex::scoped_lock lm (_state_mutex);
1249 signal_changed (DCI_METADATA);
1254 Film::set_dcp_frame_rate (int f)
1257 boost::mutex::scoped_lock lm (_state_mutex);
1258 _dcp_frame_rate = f;
1260 signal_changed (DCP_FRAME_RATE);
1264 Film::set_size (libdcp::Size s)
1267 boost::mutex::scoped_lock lm (_state_mutex);
1270 signal_changed (SIZE);
1274 Film::set_length (SourceFrame l)
1277 boost::mutex::scoped_lock lm (_state_mutex);
1280 signal_changed (LENGTH);
1284 Film::unset_length ()
1287 boost::mutex::scoped_lock lm (_state_mutex);
1288 _length = boost::none;
1290 signal_changed (LENGTH);
1294 Film::set_dcp_intrinsic_duration (int d)
1297 boost::mutex::scoped_lock lm (_state_mutex);
1298 _dcp_intrinsic_duration = d;
1300 signal_changed (DCP_INTRINSIC_DURATION);
1304 Film::set_content_digest (string d)
1307 boost::mutex::scoped_lock lm (_state_mutex);
1308 _content_digest = d;
1314 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1317 boost::mutex::scoped_lock lm (_state_mutex);
1318 _content_audio_streams = s;
1320 signal_changed (CONTENT_AUDIO_STREAMS);
1324 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1327 boost::mutex::scoped_lock lm (_state_mutex);
1328 _subtitle_streams = s;
1330 signal_changed (SUBTITLE_STREAMS);
1334 Film::set_source_frame_rate (float f)
1337 boost::mutex::scoped_lock lm (_state_mutex);
1338 _source_frame_rate = f;
1340 signal_changed (SOURCE_FRAME_RATE);
1344 Film::signal_changed (Property p)
1347 boost::mutex::scoped_lock lm (_state_mutex);
1352 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1357 Film::audio_channels () const
1359 shared_ptr<AudioStream> s = audio_stream ();
1364 return s->channels ();
1368 Film::set_dci_date_today ()
1370 _dci_date = boost::gregorian::day_clock::local_day ();
1373 boost::shared_ptr<AudioStream>
1374 Film::audio_stream () const
1376 if (use_content_audio()) {
1377 return _content_audio_stream;
1380 return _external_audio_stream;
1384 Film::info_path (int f) const
1386 boost::filesystem::path p;
1391 s << setfill('0') << f << ".md5";
1395 /* info_dir() will already have added any initial bit of the path,
1396 so don't call file() on this.
1402 Film::j2c_path (int f, bool t) const
1404 boost::filesystem::path p;
1406 p /= video_state_identifier ();
1410 s << setfill('0') << f << ".j2c";
1417 return file (p.string ());
1420 /** Make an educated guess as to whether we have a complete DCP
1422 * @return true if we do.
1426 Film::have_dcp () const
1429 libdcp::DCP dcp (dir (dcp_name()));
1439 Film::has_audio () const
1441 if (use_content_audio()) {
1442 return audio_stream();
1445 vector<string> const e = external_audio ();
1446 for (vector<string>::const_iterator i = e.begin(); i != e.end(); ++i) {