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"
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;
71 using boost::optional;
74 int const Film::state_version = 3;
76 /** Construct a Film object in a given directory, reading any metadata
77 * file that exists in that directory. An exception will be thrown if
78 * must_exist is true and the specified directory does not exist.
80 * @param d Film directory.
81 * @param must_exist true to throw an exception if does not exist.
84 Film::Film (string d, bool must_exist)
85 : _use_dci_name (true)
86 , _trust_content_header (true)
87 , _dcp_content_type (0)
89 , _scaler (Scaler::from_id ("bicubic"))
93 , _use_content_audio (true)
96 , _still_duration (10)
97 , _with_subtitles (false)
98 , _subtitle_offset (0)
101 , _j2k_bandwidth (200000000)
102 , _dci_metadata (Config::instance()->default_dci_metadata ())
103 , _frames_per_second (0)
106 set_dci_date_today ();
108 /* Make state.directory a complete path without ..s (where possible)
109 (Code swiped from Adam Bowen on stackoverflow)
112 boost::filesystem::path p (boost::filesystem::system_complete (d));
113 boost::filesystem::path result;
114 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
116 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
119 result = result.parent_path ();
121 } else if (*i != ".") {
126 set_directory (result.string ());
128 if (!boost::filesystem::exists (directory())) {
130 throw OpenFileError (directory());
132 boost::filesystem::create_directory (directory());
136 _external_audio_stream = ExternalAudioStream::create ();
142 _log = new FileLog (file ("log"));
145 Film::Film (Film const & o)
146 : boost::enable_shared_from_this<Film> (o)
148 , _directory (o._directory)
150 , _use_dci_name (o._use_dci_name)
151 , _content (o._content)
152 , _trust_content_header (o._trust_content_header)
153 , _dcp_content_type (o._dcp_content_type)
154 , _format (o._format)
156 , _filters (o._filters)
157 , _scaler (o._scaler)
158 , _trim_start (o._trim_start)
159 , _trim_end (o._trim_end)
160 , _dcp_ab (o._dcp_ab)
161 , _content_audio_stream (o._content_audio_stream)
162 , _external_audio (o._external_audio)
163 , _use_content_audio (o._use_content_audio)
164 , _audio_gain (o._audio_gain)
165 , _audio_delay (o._audio_delay)
166 , _still_duration (o._still_duration)
167 , _subtitle_stream (o._subtitle_stream)
168 , _with_subtitles (o._with_subtitles)
169 , _subtitle_offset (o._subtitle_offset)
170 , _subtitle_scale (o._subtitle_scale)
171 , _colour_lut (o._colour_lut)
172 , _j2k_bandwidth (o._j2k_bandwidth)
173 , _dci_metadata (o._dci_metadata)
174 , _dci_date (o._dci_date)
176 , _length (o._length)
177 , _dcp_intrinsic_duration (o._dcp_intrinsic_duration)
178 , _content_digest (o._content_digest)
179 , _content_audio_streams (o._content_audio_streams)
180 , _external_audio_stream (o._external_audio_stream)
181 , _subtitle_streams (o._subtitle_streams)
182 , _frames_per_second (o._frames_per_second)
194 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 << "_" << f.first << "_" << f.second
205 << "_" << scaler()->id()
206 << "_" << j2k_bandwidth()
207 << "_" << boost::lexical_cast<int> (colour_lut());
210 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
211 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
217 /** @return The path to the directory to write video frame info files to */
219 Film::info_dir () const
221 boost::filesystem::path p;
223 p /= video_state_identifier ();
224 return dir (p.string());
228 Film::video_mxf_dir () const
230 boost::filesystem::path p;
231 return dir ("video");
235 Film::video_mxf_filename () const
237 return video_state_identifier() + ".mxf";
240 /** Add suitable Jobs to the JobManager to create a DCP for this Film.
241 * @param true to transcode, false to use the WAV and J2K files that are already there.
244 Film::make_dcp (bool transcode)
246 set_dci_date_today ();
248 if (dcp_name().find ("/") != string::npos) {
249 throw BadSettingError ("name", "cannot contain slashes");
252 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
256 gethostname (buffer, sizeof (buffer));
257 log()->log (String::compose ("Starting to make DCP on %1", buffer));
260 log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? "still" : "video")));
262 log()->log (String::compose ("Content length %1", length().get()));
264 log()->log (String::compose ("Content digest %1", content_digest()));
265 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
266 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
267 #ifdef DVDOMATIC_DEBUG
268 log()->log ("DVD-o-matic built in debug mode.");
270 log()->log ("DVD-o-matic built in optimised mode.");
273 log()->log ("libdcp built in debug mode.");
275 log()->log ("libdcp built in optimised mode.");
277 pair<string, int> const c = cpu_info ();
278 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
281 throw MissingSettingError ("format");
284 if (content().empty ()) {
285 throw MissingSettingError ("content");
288 if (dcp_content_type() == 0) {
289 throw MissingSettingError ("content type");
292 if (name().empty()) {
293 throw MissingSettingError ("name");
297 od.decode_subtitles = with_subtitles ();
303 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od)));
305 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od)));
310 /** Start a job to examine our content file */
312 Film::examine_content ()
314 if (_examine_content_job) {
318 _examine_content_job.reset (new ExamineContentJob (shared_from_this()));
319 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
320 JobManager::instance()->add (_examine_content_job);
324 Film::examine_content_finished ()
326 _examine_content_job.reset ();
329 /** Start a job to send our DCP to the configured TMS */
331 Film::send_dcp_to_tms ()
333 shared_ptr<Job> j (new SCPDCPJob (shared_from_this()));
334 JobManager::instance()->add (j);
337 /** Count the number of frames that have been encoded for this film.
338 * @return frame count.
341 Film::encoded_frames () const
348 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (info_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
350 boost::this_thread::interruption_point ();
356 /** Write state to our `metadata' file */
358 Film::write_metadata () const
360 boost::mutex::scoped_lock lm (_state_mutex);
362 boost::filesystem::create_directories (directory());
364 string const m = file ("metadata");
365 ofstream f (m.c_str ());
367 throw CreateFileError (m);
370 f << "version " << state_version << "\n";
373 f << "name " << _name << "\n";
374 f << "use_dci_name " << _use_dci_name << "\n";
375 f << "content " << _content << "\n";
376 f << "trust_content_header " << (_trust_content_header ? "1" : "0") << "\n";
377 if (_dcp_content_type) {
378 f << "dcp_content_type " << _dcp_content_type->dci_name () << "\n";
381 f << "format " << _format->as_metadata () << "\n";
383 f << "left_crop " << _crop.left << "\n";
384 f << "right_crop " << _crop.right << "\n";
385 f << "top_crop " << _crop.top << "\n";
386 f << "bottom_crop " << _crop.bottom << "\n";
387 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
388 f << "filter " << (*i)->id () << "\n";
390 f << "scaler " << _scaler->id () << "\n";
391 f << "trim_start " << _trim_start << "\n";
392 f << "trim_end " << _trim_end << "\n";
393 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
394 if (_content_audio_stream) {
395 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n";
397 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
398 f << "external_audio " << *i << "\n";
400 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n";
401 f << "audio_gain " << _audio_gain << "\n";
402 f << "audio_delay " << _audio_delay << "\n";
403 f << "still_duration " << _still_duration << "\n";
404 if (_subtitle_stream) {
405 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n";
407 f << "with_subtitles " << _with_subtitles << "\n";
408 f << "subtitle_offset " << _subtitle_offset << "\n";
409 f << "subtitle_scale " << _subtitle_scale << "\n";
410 f << "colour_lut " << _colour_lut << "\n";
411 f << "j2k_bandwidth " << _j2k_bandwidth << "\n";
412 _dci_metadata.write (f);
413 f << "dci_date " << boost::gregorian::to_iso_string (_dci_date) << "\n";
414 f << "width " << _size.width << "\n";
415 f << "height " << _size.height << "\n";
416 f << "length " << _length.get_value_or(0) << "\n";
417 f << "dcp_intrinsic_duration " << _dcp_intrinsic_duration.get_value_or(0) << "\n";
418 f << "content_digest " << _content_digest << "\n";
420 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
421 f << "content_audio_stream " << (*i)->to_string () << "\n";
424 f << "external_audio_stream " << _external_audio_stream->to_string() << "\n";
426 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
427 f << "subtitle_stream " << (*i)->to_string () << "\n";
430 f << "frames_per_second " << _frames_per_second << "\n";
435 /** Read state from our metadata file */
437 Film::read_metadata ()
439 boost::mutex::scoped_lock lm (_state_mutex);
441 _external_audio.clear ();
442 _content_audio_streams.clear ();
443 _subtitle_streams.clear ();
445 boost::optional<int> version;
447 /* Backward compatibility things */
448 boost::optional<int> audio_sample_rate;
449 boost::optional<int> audio_stream_index;
450 boost::optional<int> subtitle_stream_index;
452 ifstream f (file ("metadata").c_str());
454 throw OpenFileError (file ("metadata"));
457 multimap<string, string> kv = read_key_value (f);
459 /* We need version before anything else */
460 multimap<string, string>::iterator v = kv.find ("version");
461 if (v != kv.end ()) {
462 version = atoi (v->second.c_str());
465 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
466 string const k = i->first;
467 string const v = i->second;
469 if (k == "audio_sample_rate") {
470 audio_sample_rate = atoi (v.c_str());
473 /* User-specified stuff */
476 } else if (k == "use_dci_name") {
477 _use_dci_name = (v == "1");
478 } else if (k == "content") {
480 } else if (k == "trust_content_header") {
481 _trust_content_header = (v == "1");
482 } else if (k == "dcp_content_type") {
484 _dcp_content_type = DCPContentType::from_pretty_name (v);
486 _dcp_content_type = DCPContentType::from_dci_name (v);
488 } else if (k == "format") {
489 _format = Format::from_metadata (v);
490 } else if (k == "left_crop") {
491 _crop.left = atoi (v.c_str ());
492 } else if (k == "right_crop") {
493 _crop.right = atoi (v.c_str ());
494 } else if (k == "top_crop") {
495 _crop.top = atoi (v.c_str ());
496 } else if (k == "bottom_crop") {
497 _crop.bottom = atoi (v.c_str ());
498 } else if (k == "filter") {
499 _filters.push_back (Filter::from_id (v));
500 } else if (k == "scaler") {
501 _scaler = Scaler::from_id (v);
502 } else if ( ((!version || version < 2) && k == "dcp_trim_start") || k == "trim_start") {
503 _trim_start = atoi (v.c_str ());
504 } else if ( ((!version || version < 2) && k == "dcp_trim_end") || k == "trim_end") {
505 _trim_end = atoi (v.c_str ());
506 } else if (k == "dcp_ab") {
507 _dcp_ab = (v == "1");
508 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
510 audio_stream_index = atoi (v.c_str ());
512 _content_audio_stream = audio_stream_factory (v, version);
514 } else if (k == "external_audio") {
515 _external_audio.push_back (v);
516 } else if (k == "use_content_audio") {
517 _use_content_audio = (v == "1");
518 } else if (k == "audio_gain") {
519 _audio_gain = atof (v.c_str ());
520 } else if (k == "audio_delay") {
521 _audio_delay = atoi (v.c_str ());
522 } else if (k == "still_duration") {
523 _still_duration = atoi (v.c_str ());
524 } else if (k == "selected_subtitle_stream") {
526 subtitle_stream_index = atoi (v.c_str ());
528 _subtitle_stream = subtitle_stream_factory (v, version);
530 } else if (k == "with_subtitles") {
531 _with_subtitles = (v == "1");
532 } else if (k == "subtitle_offset") {
533 _subtitle_offset = atoi (v.c_str ());
534 } else if (k == "subtitle_scale") {
535 _subtitle_scale = atof (v.c_str ());
536 } else if (k == "colour_lut") {
537 _colour_lut = atoi (v.c_str ());
538 } else if (k == "j2k_bandwidth") {
539 _j2k_bandwidth = atoi (v.c_str ());
540 } else if (k == "dci_date") {
541 _dci_date = boost::gregorian::from_undelimited_string (v);
544 _dci_metadata.read (k, v);
548 _size.width = atoi (v.c_str ());
549 } else if (k == "height") {
550 _size.height = atoi (v.c_str ());
551 } else if (k == "length") {
552 int const vv = atoi (v.c_str ());
556 } else if (k == "dcp_intrinsic_duration") {
557 int const vv = atoi (v.c_str ());
559 _dcp_intrinsic_duration = vv;
561 } else if (k == "content_digest") {
563 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
564 _content_audio_streams.push_back (audio_stream_factory (v, version));
565 } else if (k == "external_audio_stream") {
566 _external_audio_stream = audio_stream_factory (v, version);
567 } else if (k == "subtitle_stream") {
568 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
569 } else if (k == "frames_per_second") {
570 _frames_per_second = atof (v.c_str ());
575 if (audio_sample_rate) {
576 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
577 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
578 (*i)->set_sample_rate (audio_sample_rate.get());
582 /* also the selected stream was specified as an index */
583 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
584 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
587 /* similarly the subtitle */
588 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
589 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
597 Film::cropped_size (libdcp::Size s) const
599 boost::mutex::scoped_lock lm (_state_mutex);
600 s.width -= _crop.left + _crop.right;
601 s.height -= _crop.top + _crop.bottom;
605 /** Given a directory name, return its full path within the Film's directory.
606 * The directory (and its parents) will be created if they do not exist.
609 Film::dir (string d) const
611 boost::mutex::scoped_lock lm (_directory_mutex);
613 boost::filesystem::path p;
617 boost::filesystem::create_directories (p);
622 /** Given a file or directory name, return its full path within the Film's directory.
623 * _directory_mutex must not be locked on entry.
624 * Any required parent directories will be created.
627 Film::file (string f) const
629 boost::mutex::scoped_lock lm (_directory_mutex);
631 boost::filesystem::path p;
635 boost::filesystem::create_directories (p.parent_path ());
640 /** @return full path of the content (actual video) file
644 Film::content_path () const
646 boost::mutex::scoped_lock lm (_state_mutex);
647 if (boost::filesystem::path(_content).has_root_directory ()) {
651 return file (_content);
655 Film::content_type () const
657 if (boost::filesystem::is_directory (_content)) {
658 /* Directory of images, we assume */
662 if (still_image_file (_content)) {
669 /** @return The sampling rate that we will resample the audio to */
671 Film::target_audio_sample_rate () const
673 if (!audio_stream()) {
677 /* Resample to a DCI-approved sample rate */
678 double t = dcp_audio_sample_rate (audio_stream()->sample_rate());
680 DCPFrameRate dfr (frames_per_second ());
682 /* Compensate if the DCP is being run at a different frame rate
683 to the source; that is, if the video is run such that it will
684 look different in the DCP compared to the source (slower or faster).
685 skip/repeat doesn't come into effect here.
688 if (dfr.change_speed) {
689 t *= _frames_per_second * dfr.factor() / dfr.frames_per_second;
696 Film::still_duration_in_frames () const
698 return still_duration() * frames_per_second();
701 /** @return a DCI-compliant name for a DCP of this film */
703 Film::dci_name (bool if_created_now) const
707 string fixed_name = to_upper_copy (name());
708 for (size_t i = 0; i < fixed_name.length(); ++i) {
709 if (fixed_name[i] == ' ') {
714 /* Spec is that the name part should be maximum 14 characters, as I understand it */
715 if (fixed_name.length() > 14) {
716 fixed_name = fixed_name.substr (0, 14);
719 d << fixed_name << "_";
721 if (dcp_content_type()) {
722 d << dcp_content_type()->dci_name() << "_";
726 d << format()->dci_name() << "_";
729 DCIMetadata const dm = dci_metadata ();
731 if (!dm.audio_language.empty ()) {
732 d << dm.audio_language;
733 if (!dm.subtitle_language.empty() && with_subtitles()) {
734 d << "-" << dm.subtitle_language;
742 if (!dm.territory.empty ()) {
744 if (!dm.rating.empty ()) {
745 d << "-" << dm.rating;
750 switch (audio_channels()) {
767 if (!dm.studio.empty ()) {
768 d << dm.studio << "_";
771 if (if_created_now) {
772 d << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ()) << "_";
774 d << boost::gregorian::to_iso_string (_dci_date) << "_";
777 if (!dm.facility.empty ()) {
778 d << dm.facility << "_";
781 if (!dm.package_type.empty ()) {
782 d << dm.package_type;
788 /** @return name to give the DCP */
790 Film::dcp_name (bool if_created_now) const
792 if (use_dci_name()) {
793 return dci_name (if_created_now);
801 Film::set_directory (string d)
803 boost::mutex::scoped_lock lm (_state_mutex);
809 Film::set_name (string n)
812 boost::mutex::scoped_lock lm (_state_mutex);
815 signal_changed (NAME);
819 Film::set_use_dci_name (bool u)
822 boost::mutex::scoped_lock lm (_state_mutex);
825 signal_changed (USE_DCI_NAME);
829 Film::set_content (string c)
831 string check = directory ();
833 boost::filesystem::path slash ("/");
834 string platform_slash = slash.make_preferred().string ();
836 if (!ends_with (check, platform_slash)) {
837 check += platform_slash;
840 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
841 c = c.substr (_directory.length() + 1);
847 boost::mutex::scoped_lock lm (_state_mutex);
852 old_content = _content;
856 /* Reset streams here in case the new content doesn't have one or the other */
857 _content_audio_stream = shared_ptr<AudioStream> ();
858 _subtitle_stream = shared_ptr<SubtitleStream> ();
860 /* Start off using content audio */
861 set_use_content_audio (true);
863 /* Create a temporary decoder so that we can get information
868 Decoders d = decoder_factory (shared_from_this(), DecodeOptions());
870 set_size (d.video->native_size ());
871 set_frames_per_second (d.video->frames_per_second ());
872 set_subtitle_streams (d.video->subtitle_streams ());
874 set_content_audio_streams (d.audio->audio_streams ());
877 /* Start off with the first audio and subtitle streams */
878 if (d.audio && !d.audio->audio_streams().empty()) {
879 set_content_audio_stream (d.audio->audio_streams().front());
882 if (!d.video->subtitle_streams().empty()) {
883 set_subtitle_stream (d.video->subtitle_streams().front());
887 boost::mutex::scoped_lock lm (_state_mutex);
891 signal_changed (CONTENT);
897 boost::mutex::scoped_lock lm (_state_mutex);
898 _content = old_content;
904 switch (content_type()) {
906 set_format (Format::from_id ("var-185"));
909 set_format (Format::from_id ("185"));
913 /* Still image DCPs must use external audio */
914 if (content_type() == STILL) {
915 set_use_content_audio (false);
920 Film::set_trust_content_header (bool t)
923 boost::mutex::scoped_lock lm (_state_mutex);
924 _trust_content_header = t;
927 signal_changed (TRUST_CONTENT_HEADER);
929 if (!_trust_content_header && !content().empty()) {
930 /* We just said that we don't trust the content's header */
936 Film::set_dcp_content_type (DCPContentType const * t)
939 boost::mutex::scoped_lock lm (_state_mutex);
940 _dcp_content_type = t;
942 signal_changed (DCP_CONTENT_TYPE);
946 Film::set_format (Format const * f)
949 boost::mutex::scoped_lock lm (_state_mutex);
952 signal_changed (FORMAT);
956 Film::set_crop (Crop c)
959 boost::mutex::scoped_lock lm (_state_mutex);
962 signal_changed (CROP);
966 Film::set_left_crop (int c)
969 boost::mutex::scoped_lock lm (_state_mutex);
971 if (_crop.left == c) {
977 signal_changed (CROP);
981 Film::set_right_crop (int c)
984 boost::mutex::scoped_lock lm (_state_mutex);
985 if (_crop.right == c) {
991 signal_changed (CROP);
995 Film::set_top_crop (int c)
998 boost::mutex::scoped_lock lm (_state_mutex);
999 if (_crop.top == c) {
1005 signal_changed (CROP);
1009 Film::set_bottom_crop (int c)
1012 boost::mutex::scoped_lock lm (_state_mutex);
1013 if (_crop.bottom == c) {
1019 signal_changed (CROP);
1023 Film::set_filters (vector<Filter const *> f)
1026 boost::mutex::scoped_lock lm (_state_mutex);
1029 signal_changed (FILTERS);
1033 Film::set_scaler (Scaler const * s)
1036 boost::mutex::scoped_lock lm (_state_mutex);
1039 signal_changed (SCALER);
1043 Film::set_trim_start (int t)
1046 boost::mutex::scoped_lock lm (_state_mutex);
1049 signal_changed (TRIM_START);
1053 Film::set_trim_end (int t)
1056 boost::mutex::scoped_lock lm (_state_mutex);
1059 signal_changed (TRIM_END);
1063 Film::set_dcp_ab (bool a)
1066 boost::mutex::scoped_lock lm (_state_mutex);
1069 signal_changed (DCP_AB);
1073 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1076 boost::mutex::scoped_lock lm (_state_mutex);
1077 _content_audio_stream = s;
1079 signal_changed (CONTENT_AUDIO_STREAM);
1083 Film::set_external_audio (vector<string> a)
1086 boost::mutex::scoped_lock lm (_state_mutex);
1087 _external_audio = a;
1090 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), DecodeOptions()));
1091 if (decoder->audio_stream()) {
1092 _external_audio_stream = decoder->audio_stream ();
1095 signal_changed (EXTERNAL_AUDIO);
1099 Film::set_use_content_audio (bool e)
1102 boost::mutex::scoped_lock lm (_state_mutex);
1103 _use_content_audio = e;
1106 signal_changed (USE_CONTENT_AUDIO);
1110 Film::set_audio_gain (float g)
1113 boost::mutex::scoped_lock lm (_state_mutex);
1116 signal_changed (AUDIO_GAIN);
1120 Film::set_audio_delay (int d)
1123 boost::mutex::scoped_lock lm (_state_mutex);
1126 signal_changed (AUDIO_DELAY);
1130 Film::set_still_duration (int d)
1133 boost::mutex::scoped_lock lm (_state_mutex);
1134 _still_duration = d;
1136 signal_changed (STILL_DURATION);
1140 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1143 boost::mutex::scoped_lock lm (_state_mutex);
1144 _subtitle_stream = s;
1146 signal_changed (SUBTITLE_STREAM);
1150 Film::set_with_subtitles (bool w)
1153 boost::mutex::scoped_lock lm (_state_mutex);
1154 _with_subtitles = w;
1156 signal_changed (WITH_SUBTITLES);
1160 Film::set_subtitle_offset (int o)
1163 boost::mutex::scoped_lock lm (_state_mutex);
1164 _subtitle_offset = o;
1166 signal_changed (SUBTITLE_OFFSET);
1170 Film::set_subtitle_scale (float s)
1173 boost::mutex::scoped_lock lm (_state_mutex);
1174 _subtitle_scale = s;
1176 signal_changed (SUBTITLE_SCALE);
1180 Film::set_colour_lut (int i)
1183 boost::mutex::scoped_lock lm (_state_mutex);
1186 signal_changed (COLOUR_LUT);
1190 Film::set_j2k_bandwidth (int b)
1193 boost::mutex::scoped_lock lm (_state_mutex);
1196 signal_changed (J2K_BANDWIDTH);
1200 Film::set_dci_metadata (DCIMetadata m)
1203 boost::mutex::scoped_lock lm (_state_mutex);
1206 signal_changed (DCI_METADATA);
1210 Film::set_size (libdcp::Size s)
1213 boost::mutex::scoped_lock lm (_state_mutex);
1216 signal_changed (SIZE);
1220 Film::set_length (SourceFrame l)
1223 boost::mutex::scoped_lock lm (_state_mutex);
1226 signal_changed (LENGTH);
1230 Film::unset_length ()
1233 boost::mutex::scoped_lock lm (_state_mutex);
1234 _length = boost::none;
1236 signal_changed (LENGTH);
1240 Film::set_dcp_intrinsic_duration (int d)
1243 boost::mutex::scoped_lock lm (_state_mutex);
1244 _dcp_intrinsic_duration = d;
1246 signal_changed (DCP_INTRINSIC_DURATION);
1250 Film::set_content_digest (string d)
1253 boost::mutex::scoped_lock lm (_state_mutex);
1254 _content_digest = d;
1260 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1263 boost::mutex::scoped_lock lm (_state_mutex);
1264 _content_audio_streams = s;
1266 signal_changed (CONTENT_AUDIO_STREAMS);
1270 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1273 boost::mutex::scoped_lock lm (_state_mutex);
1274 _subtitle_streams = s;
1276 signal_changed (SUBTITLE_STREAMS);
1280 Film::set_frames_per_second (float f)
1283 boost::mutex::scoped_lock lm (_state_mutex);
1284 _frames_per_second = f;
1286 signal_changed (FRAMES_PER_SECOND);
1290 Film::signal_changed (Property p)
1293 boost::mutex::scoped_lock lm (_state_mutex);
1298 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1303 Film::audio_channels () const
1305 shared_ptr<AudioStream> s = audio_stream ();
1310 return s->channels ();
1314 Film::set_dci_date_today ()
1316 _dci_date = boost::gregorian::day_clock::local_day ();
1319 boost::shared_ptr<AudioStream>
1320 Film::audio_stream () const
1322 if (use_content_audio()) {
1323 return _content_audio_stream;
1326 return _external_audio_stream;
1330 Film::info_path (int f) const
1332 boost::filesystem::path p;
1337 s << setfill('0') << f << ".md5";
1341 /* info_dir() will already have added any initial bit of the path,
1342 so don't call file() on this.
1348 Film::j2c_path (int f, bool t) const
1350 boost::filesystem::path p;
1352 p /= video_state_identifier ();
1356 s << setfill('0') << f << ".j2c";
1363 return file (p.string ());
1366 /** Make an educated guess as to whether we have a complete DCP
1368 * @return true if we do.
1372 Film::have_dcp () const
1375 libdcp::DCP dcp (dir (dcp_name()));