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"
49 #include "check_hashes_job.h"
51 #include "ui_signaller.h"
52 #include "video_decoder.h"
53 #include "audio_decoder.h"
54 #include "external_audio_decoder.h"
57 using std::stringstream;
68 using boost::shared_ptr;
69 using boost::lexical_cast;
70 using boost::to_upper_copy;
71 using boost::ends_with;
72 using boost::starts_with;
73 using boost::optional;
76 int const Film::state_version = 2;
78 /** Construct a Film object in a given directory, reading any metadata
79 * file that exists in that directory. An exception will be thrown if
80 * must_exist is true and the specified directory does not exist.
82 * @param d Film directory.
83 * @param must_exist true to throw an exception if does not exist.
86 Film::Film (string d, bool must_exist)
87 : _use_dci_name (true)
88 , _trust_content_header (true)
89 , _dcp_content_type (0)
91 , _scaler (Scaler::from_id ("bicubic"))
95 , _use_content_audio (true)
98 , _still_duration (10)
99 , _with_subtitles (false)
100 , _subtitle_offset (0)
101 , _subtitle_scale (1)
103 , _j2k_bandwidth (200000000)
104 , _frames_per_second (0)
107 /* Make state.directory a complete path without ..s (where possible)
108 (Code swiped from Adam Bowen on stackoverflow)
111 boost::filesystem::path p (boost::filesystem::system_complete (d));
112 boost::filesystem::path result;
113 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
115 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
118 result = result.parent_path ();
120 } else if (*i != ".") {
125 set_directory (result.string ());
127 if (!boost::filesystem::exists (directory())) {
129 throw OpenFileError (directory());
131 boost::filesystem::create_directory (directory());
135 _external_audio_stream = ExternalAudioStream::create ();
141 _log = new FileLog (file ("log"));
142 set_dci_date_today ();
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 , _audio_language (o._audio_language)
174 , _subtitle_language (o._subtitle_language)
175 , _territory (o._territory)
176 , _rating (o._rating)
177 , _studio (o._studio)
178 , _facility (o._facility)
179 , _package_type (o._package_type)
181 , _length (o._length)
182 , _dcp_intrinsic_duration (o._dcp_intrinsic_duration)
183 , _content_digest (o._content_digest)
184 , _content_audio_streams (o._content_audio_streams)
185 , _external_audio_stream (o._external_audio_stream)
186 , _subtitle_streams (o._subtitle_streams)
187 , _frames_per_second (o._frames_per_second)
198 /** @return The path to the directory to write JPEG2000 files to */
200 Film::j2k_dir () const
204 boost::filesystem::path p;
209 pair<string, string> f = Filter::ffmpeg_strings (filters());
211 /* Write stuff to specify the filter / post-processing settings that are in use,
212 so that we don't get confused about J2K files generated using different
217 << "_" << content_digest()
218 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
219 << "_" << f.first << "_" << f.second
220 << "_" << scaler()->id()
221 << "_" << j2k_bandwidth()
222 << "_" << boost::lexical_cast<int> (colour_lut());
226 /* Similarly for the A/B case */
229 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
230 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
234 return dir (p.string());
237 /** Add suitable Jobs to the JobManager to create a DCP for this Film.
238 * @param true to transcode, false to use the WAV and J2K files that are already there.
241 Film::make_dcp (bool transcode)
243 set_dci_date_today ();
245 if (dcp_name().find ("/") != string::npos) {
246 throw BadSettingError ("name", "cannot contain slashes");
249 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
253 gethostname (buffer, sizeof (buffer));
254 log()->log (String::compose ("Starting to make DCP on %1", buffer));
257 log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? "still" : "video")));
259 log()->log (String::compose ("Content length %1", length().get()));
261 log()->log (String::compose ("Content digest %1", content_digest()));
262 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
263 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
264 #ifdef DVDOMATIC_DEBUG
265 log()->log ("DVD-o-matic built in debug mode.");
267 log()->log ("DVD-o-matic built in optimised mode.");
270 log()->log ("libdcp built in debug mode.");
272 log()->log ("libdcp built in optimised mode.");
274 pair<string, int> const c = cpu_info ();
275 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
278 throw MissingSettingError ("format");
281 if (content().empty ()) {
282 throw MissingSettingError ("content");
285 if (dcp_content_type() == 0) {
286 throw MissingSettingError ("content type");
289 if (name().empty()) {
290 throw MissingSettingError ("name");
294 od.decode_subtitles = with_subtitles ();
300 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od, shared_ptr<Job> ())));
302 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od, shared_ptr<Job> ())));
306 // r = JobManager::instance()->add (shared_ptr<Job> (new CheckHashesJob (shared_from_this(), od, r)));
309 /** Start a job to examine our content file */
311 Film::examine_content ()
313 if (_examine_content_job) {
317 _examine_content_job.reset (new ExamineContentJob (shared_from_this(), shared_ptr<Job> ()));
318 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
319 JobManager::instance()->add (_examine_content_job);
323 Film::examine_content_finished ()
325 _examine_content_job.reset ();
328 /** Start a job to send our DCP to the configured TMS */
330 Film::send_dcp_to_tms ()
332 shared_ptr<Job> j (new SCPDCPJob (shared_from_this(), shared_ptr<Job> ()));
333 JobManager::instance()->add (j);
336 /** Count the number of frames that have been encoded for this film.
337 * @return frame count.
340 Film::encoded_frames () const
347 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (j2k_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
349 boost::this_thread::interruption_point ();
355 /** Write state to our `metadata' file */
357 Film::write_metadata () const
359 boost::mutex::scoped_lock lm (_state_mutex);
361 boost::filesystem::create_directories (directory());
363 string const m = file ("metadata");
364 ofstream f (m.c_str ());
366 throw CreateFileError (m);
369 f << "version " << state_version << "\n";
372 f << "name " << _name << "\n";
373 f << "use_dci_name " << _use_dci_name << "\n";
374 f << "content " << _content << "\n";
375 f << "trust_content_header " << (_trust_content_header ? "1" : "0") << "\n";
376 if (_dcp_content_type) {
377 f << "dcp_content_type " << _dcp_content_type->pretty_name () << "\n";
380 f << "format " << _format->as_metadata () << "\n";
382 f << "left_crop " << _crop.left << "\n";
383 f << "right_crop " << _crop.right << "\n";
384 f << "top_crop " << _crop.top << "\n";
385 f << "bottom_crop " << _crop.bottom << "\n";
386 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
387 f << "filter " << (*i)->id () << "\n";
389 f << "scaler " << _scaler->id () << "\n";
390 f << "trim_start " << _trim_start << "\n";
391 f << "trim_end " << _trim_end << "\n";
392 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
393 if (_content_audio_stream) {
394 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n";
396 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
397 f << "external_audio " << *i << "\n";
399 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n";
400 f << "audio_gain " << _audio_gain << "\n";
401 f << "audio_delay " << _audio_delay << "\n";
402 f << "still_duration " << _still_duration << "\n";
403 if (_subtitle_stream) {
404 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n";
406 f << "with_subtitles " << _with_subtitles << "\n";
407 f << "subtitle_offset " << _subtitle_offset << "\n";
408 f << "subtitle_scale " << _subtitle_scale << "\n";
409 f << "colour_lut " << _colour_lut << "\n";
410 f << "j2k_bandwidth " << _j2k_bandwidth << "\n";
411 f << "audio_language " << _audio_language << "\n";
412 f << "subtitle_language " << _subtitle_language << "\n";
413 f << "territory " << _territory << "\n";
414 f << "rating " << _rating << "\n";
415 f << "studio " << _studio << "\n";
416 f << "facility " << _facility << "\n";
417 f << "package_type " << _package_type << "\n";
419 f << "width " << _size.width << "\n";
420 f << "height " << _size.height << "\n";
421 f << "length " << _length.get_value_or(0) << "\n";
422 f << "dcp_intrinsic_duration " << _dcp_intrinsic_duration.get_value_or(0) << "\n";
423 f << "content_digest " << _content_digest << "\n";
425 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
426 f << "content_audio_stream " << (*i)->to_string () << "\n";
429 f << "external_audio_stream " << _external_audio_stream->to_string() << "\n";
431 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
432 f << "subtitle_stream " << (*i)->to_string () << "\n";
435 f << "frames_per_second " << _frames_per_second << "\n";
440 /** Read state from our metadata file */
442 Film::read_metadata ()
444 boost::mutex::scoped_lock lm (_state_mutex);
446 _external_audio.clear ();
447 _content_audio_streams.clear ();
448 _subtitle_streams.clear ();
450 boost::optional<int> version;
452 /* Backward compatibility things */
453 boost::optional<int> audio_sample_rate;
454 boost::optional<int> audio_stream_index;
455 boost::optional<int> subtitle_stream_index;
457 ifstream f (file ("metadata").c_str());
459 throw OpenFileError (file("metadata"));
462 multimap<string, string> kv = read_key_value (f);
464 /* We need version before anything else */
465 multimap<string, string>::iterator v = kv.find ("version");
466 if (v != kv.end ()) {
467 version = atoi (v->second.c_str());
470 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
471 string const k = i->first;
472 string const v = i->second;
474 if (k == "audio_sample_rate") {
475 audio_sample_rate = atoi (v.c_str());
478 /* User-specified stuff */
481 } else if (k == "use_dci_name") {
482 _use_dci_name = (v == "1");
483 } else if (k == "content") {
485 } else if (k == "trust_content_header") {
486 _trust_content_header = (v == "1");
487 } else if (k == "dcp_content_type") {
488 _dcp_content_type = DCPContentType::from_pretty_name (v);
489 } else if (k == "format") {
490 _format = Format::from_metadata (v);
491 } else if (k == "left_crop") {
492 _crop.left = atoi (v.c_str ());
493 } else if (k == "right_crop") {
494 _crop.right = atoi (v.c_str ());
495 } else if (k == "top_crop") {
496 _crop.top = atoi (v.c_str ());
497 } else if (k == "bottom_crop") {
498 _crop.bottom = atoi (v.c_str ());
499 } else if (k == "filter") {
500 _filters.push_back (Filter::from_id (v));
501 } else if (k == "scaler") {
502 _scaler = Scaler::from_id (v);
503 } else if ( ((!version || version < 2) && k == "trim_start") || k == "trim_start") {
504 _trim_start = atoi (v.c_str ());
505 } else if ( ((!version || version < 2) && k == "trim_end") || k == "trim_end") {
506 _trim_end = atoi (v.c_str ());
507 } else if (k == "dcp_ab") {
508 _dcp_ab = (v == "1");
509 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
511 audio_stream_index = atoi (v.c_str ());
513 _content_audio_stream = audio_stream_factory (v, version);
515 } else if (k == "external_audio") {
516 _external_audio.push_back (v);
517 } else if (k == "use_content_audio") {
518 _use_content_audio = (v == "1");
519 } else if (k == "audio_gain") {
520 _audio_gain = atof (v.c_str ());
521 } else if (k == "audio_delay") {
522 _audio_delay = atoi (v.c_str ());
523 } else if (k == "still_duration") {
524 _still_duration = atoi (v.c_str ());
525 } else if (k == "selected_subtitle_stream") {
527 subtitle_stream_index = atoi (v.c_str ());
529 _subtitle_stream = subtitle_stream_factory (v, version);
531 } else if (k == "with_subtitles") {
532 _with_subtitles = (v == "1");
533 } else if (k == "subtitle_offset") {
534 _subtitle_offset = atoi (v.c_str ());
535 } else if (k == "subtitle_scale") {
536 _subtitle_scale = atof (v.c_str ());
537 } else if (k == "colour_lut") {
538 _colour_lut = atoi (v.c_str ());
539 } else if (k == "j2k_bandwidth") {
540 _j2k_bandwidth = atoi (v.c_str ());
541 } else if (k == "audio_language") {
543 } else if (k == "subtitle_language") {
544 _subtitle_language = v;
545 } else if (k == "territory") {
547 } else if (k == "rating") {
549 } else if (k == "studio") {
551 } else if (k == "facility") {
553 } else if (k == "package_type") {
559 _size.width = atoi (v.c_str ());
560 } else if (k == "height") {
561 _size.height = atoi (v.c_str ());
562 } else if (k == "length") {
563 int const vv = atoi (v.c_str ());
567 } else if (k == "dcp_intrinsic_duration") {
568 int const vv = atoi (v.c_str ());
570 _dcp_intrinsic_duration = vv;
572 } else if (k == "content_digest") {
574 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
575 _content_audio_streams.push_back (audio_stream_factory (v, version));
576 } else if (k == "external_audio_stream") {
577 _external_audio_stream = audio_stream_factory (v, version);
578 } else if (k == "subtitle_stream") {
579 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
580 } else if (k == "frames_per_second") {
581 _frames_per_second = atof (v.c_str ());
586 if (audio_sample_rate) {
587 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
588 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
589 (*i)->set_sample_rate (audio_sample_rate.get());
593 /* also the selected stream was specified as an index */
594 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
595 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
598 /* similarly the subtitle */
599 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
600 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
608 Film::cropped_size (libdcp::Size s) const
610 boost::mutex::scoped_lock lm (_state_mutex);
611 s.width -= _crop.left + _crop.right;
612 s.height -= _crop.top + _crop.bottom;
616 /** Given a directory name, return its full path within the Film's directory.
617 * The directory (and its parents) will be created if they do not exist.
620 Film::dir (string d) const
622 boost::mutex::scoped_lock lm (_directory_mutex);
623 boost::filesystem::path p;
626 boost::filesystem::create_directories (p);
630 /** Given a file or directory name, return its full path within the Film's directory.
631 * _directory_mutex must not be locked on entry.
634 Film::file (string f) const
636 boost::mutex::scoped_lock lm (_directory_mutex);
637 boost::filesystem::path p;
643 /** @return full path of the content (actual video) file
647 Film::content_path () const
649 boost::mutex::scoped_lock lm (_state_mutex);
650 if (boost::filesystem::path(_content).has_root_directory ()) {
654 return file (_content);
658 Film::content_type () const
660 if (boost::filesystem::is_directory (_content)) {
661 /* Directory of images, we assume */
665 if (still_image_file (_content)) {
672 /** @return The sampling rate that we will resample the audio to */
674 Film::target_audio_sample_rate () const
676 if (!audio_stream()) {
680 /* Resample to a DCI-approved sample rate */
681 double t = dcp_audio_sample_rate (audio_stream()->sample_rate());
683 DCPFrameRate dfr (frames_per_second ());
685 /* Compensate if the DCP is being run at a different frame rate
686 to the source; that is, if the video is run such that it will
687 look different in the DCP compared to the source (slower or faster).
688 skip/repeat doesn't come into effect here.
691 if (dfr.change_speed) {
692 t *= _frames_per_second * dfr.factor() / dfr.frames_per_second;
699 Film::still_duration_in_frames () const
701 return still_duration() * frames_per_second();
704 /** @return a DCI-compliant name for a DCP of this film */
706 Film::dci_name () const
710 string fixed_name = to_upper_copy (name());
711 for (size_t i = 0; i < fixed_name.length(); ++i) {
712 if (fixed_name[i] == ' ') {
717 /* Spec is that the name part should be maximum 14 characters, as I understand it */
718 if (fixed_name.length() > 14) {
719 fixed_name = fixed_name.substr (0, 14);
722 d << fixed_name << "_";
724 if (dcp_content_type()) {
725 d << dcp_content_type()->dci_name() << "_";
729 d << format()->dci_name() << "_";
732 if (!audio_language().empty ()) {
733 d << audio_language();
734 if (!subtitle_language().empty() && with_subtitles()) {
735 d << "-" << subtitle_language();
743 if (!territory().empty ()) {
745 if (!rating().empty ()) {
746 d << "-" << rating();
751 switch (audio_channels()) {
768 if (!studio().empty ()) {
769 d << studio() << "_";
772 d << boost::gregorian::to_iso_string (_dci_date) << "_";
774 if (!facility().empty ()) {
775 d << facility() << "_";
778 if (!package_type().empty ()) {
785 /** @return name to give the DCP */
787 Film::dcp_name () const
789 if (use_dci_name()) {
798 Film::set_directory (string d)
800 boost::mutex::scoped_lock lm (_state_mutex);
806 Film::set_name (string n)
809 boost::mutex::scoped_lock lm (_state_mutex);
812 signal_changed (NAME);
816 Film::set_use_dci_name (bool u)
819 boost::mutex::scoped_lock lm (_state_mutex);
822 signal_changed (USE_DCI_NAME);
826 Film::set_content (string c)
828 string check = directory ();
830 #if BOOST_FILESYSTEM_VERSION == 3
831 boost::filesystem::path slash ("/");
832 string platform_slash = slash.make_preferred().string ();
834 #ifdef DVDOMATIC_WINDOWS
835 string platform_slash = "\\";
837 string platform_slash = "/";
841 if (!ends_with (check, platform_slash)) {
842 check += platform_slash;
845 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
846 c = c.substr (_directory.length() + 1);
852 boost::mutex::scoped_lock lm (_state_mutex);
857 old_content = _content;
861 /* Reset streams here in case the new content doesn't have one or the other */
862 _content_audio_stream = shared_ptr<AudioStream> ();
863 _subtitle_stream = shared_ptr<SubtitleStream> ();
865 /* Start off using content audio */
866 set_use_content_audio (true);
868 /* Create a temporary decoder so that we can get information
873 Decoders d = decoder_factory (shared_from_this(), DecodeOptions(), 0);
875 set_size (d.video->native_size ());
876 set_frames_per_second (d.video->frames_per_second ());
877 set_subtitle_streams (d.video->subtitle_streams ());
879 set_content_audio_streams (d.audio->audio_streams ());
882 /* Start off with the first audio and subtitle streams */
883 if (d.audio && !d.audio->audio_streams().empty()) {
884 set_content_audio_stream (d.audio->audio_streams().front());
887 if (!d.video->subtitle_streams().empty()) {
888 set_subtitle_stream (d.video->subtitle_streams().front());
892 boost::mutex::scoped_lock lm (_state_mutex);
896 signal_changed (CONTENT);
902 boost::mutex::scoped_lock lm (_state_mutex);
903 _content = old_content;
909 switch (content_type()) {
911 set_format (Format::from_id ("var-185"));
914 set_format (Format::from_id ("185"));
918 /* Still image DCPs must use external audio */
919 if (content_type() == STILL) {
920 set_use_content_audio (false);
925 Film::set_trust_content_header (bool t)
928 boost::mutex::scoped_lock lm (_state_mutex);
929 _trust_content_header = t;
932 signal_changed (TRUST_CONTENT_HEADER);
934 if (!_trust_content_header && !content().empty()) {
935 /* We just said that we don't trust the content's header */
941 Film::set_dcp_content_type (DCPContentType const * t)
944 boost::mutex::scoped_lock lm (_state_mutex);
945 _dcp_content_type = t;
947 signal_changed (DCP_CONTENT_TYPE);
951 Film::set_format (Format const * f)
954 boost::mutex::scoped_lock lm (_state_mutex);
957 signal_changed (FORMAT);
961 Film::set_crop (Crop c)
964 boost::mutex::scoped_lock lm (_state_mutex);
967 signal_changed (CROP);
971 Film::set_left_crop (int c)
974 boost::mutex::scoped_lock lm (_state_mutex);
976 if (_crop.left == c) {
982 signal_changed (CROP);
986 Film::set_right_crop (int c)
989 boost::mutex::scoped_lock lm (_state_mutex);
990 if (_crop.right == c) {
996 signal_changed (CROP);
1000 Film::set_top_crop (int c)
1003 boost::mutex::scoped_lock lm (_state_mutex);
1004 if (_crop.top == c) {
1010 signal_changed (CROP);
1014 Film::set_bottom_crop (int c)
1017 boost::mutex::scoped_lock lm (_state_mutex);
1018 if (_crop.bottom == c) {
1024 signal_changed (CROP);
1028 Film::set_filters (vector<Filter const *> f)
1031 boost::mutex::scoped_lock lm (_state_mutex);
1034 signal_changed (FILTERS);
1038 Film::set_scaler (Scaler const * s)
1041 boost::mutex::scoped_lock lm (_state_mutex);
1044 signal_changed (SCALER);
1048 Film::set_trim_start (int t)
1051 boost::mutex::scoped_lock lm (_state_mutex);
1054 signal_changed (TRIM_START);
1058 Film::set_trim_end (int t)
1061 boost::mutex::scoped_lock lm (_state_mutex);
1064 signal_changed (TRIM_END);
1068 Film::set_dcp_ab (bool a)
1071 boost::mutex::scoped_lock lm (_state_mutex);
1074 signal_changed (DCP_AB);
1078 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1081 boost::mutex::scoped_lock lm (_state_mutex);
1082 _content_audio_stream = s;
1084 signal_changed (CONTENT_AUDIO_STREAM);
1088 Film::set_external_audio (vector<string> a)
1091 boost::mutex::scoped_lock lm (_state_mutex);
1092 _external_audio = a;
1095 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), DecodeOptions(), 0));
1096 if (decoder->audio_stream()) {
1097 _external_audio_stream = decoder->audio_stream ();
1100 signal_changed (EXTERNAL_AUDIO);
1104 Film::set_use_content_audio (bool e)
1107 boost::mutex::scoped_lock lm (_state_mutex);
1108 _use_content_audio = e;
1111 signal_changed (USE_CONTENT_AUDIO);
1115 Film::set_audio_gain (float g)
1118 boost::mutex::scoped_lock lm (_state_mutex);
1121 signal_changed (AUDIO_GAIN);
1125 Film::set_audio_delay (int d)
1128 boost::mutex::scoped_lock lm (_state_mutex);
1131 signal_changed (AUDIO_DELAY);
1135 Film::set_still_duration (int d)
1138 boost::mutex::scoped_lock lm (_state_mutex);
1139 _still_duration = d;
1141 signal_changed (STILL_DURATION);
1145 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1148 boost::mutex::scoped_lock lm (_state_mutex);
1149 _subtitle_stream = s;
1151 signal_changed (SUBTITLE_STREAM);
1155 Film::set_with_subtitles (bool w)
1158 boost::mutex::scoped_lock lm (_state_mutex);
1159 _with_subtitles = w;
1161 signal_changed (WITH_SUBTITLES);
1165 Film::set_subtitle_offset (int o)
1168 boost::mutex::scoped_lock lm (_state_mutex);
1169 _subtitle_offset = o;
1171 signal_changed (SUBTITLE_OFFSET);
1175 Film::set_subtitle_scale (float s)
1178 boost::mutex::scoped_lock lm (_state_mutex);
1179 _subtitle_scale = s;
1181 signal_changed (SUBTITLE_SCALE);
1185 Film::set_colour_lut (int i)
1188 boost::mutex::scoped_lock lm (_state_mutex);
1191 signal_changed (COLOUR_LUT);
1195 Film::set_j2k_bandwidth (int b)
1198 boost::mutex::scoped_lock lm (_state_mutex);
1201 signal_changed (J2K_BANDWIDTH);
1205 Film::set_audio_language (string l)
1208 boost::mutex::scoped_lock lm (_state_mutex);
1209 _audio_language = l;
1211 signal_changed (DCI_METADATA);
1215 Film::set_subtitle_language (string l)
1218 boost::mutex::scoped_lock lm (_state_mutex);
1219 _subtitle_language = l;
1221 signal_changed (DCI_METADATA);
1225 Film::set_territory (string t)
1228 boost::mutex::scoped_lock lm (_state_mutex);
1231 signal_changed (DCI_METADATA);
1235 Film::set_rating (string r)
1238 boost::mutex::scoped_lock lm (_state_mutex);
1241 signal_changed (DCI_METADATA);
1245 Film::set_studio (string s)
1248 boost::mutex::scoped_lock lm (_state_mutex);
1251 signal_changed (DCI_METADATA);
1255 Film::set_facility (string f)
1258 boost::mutex::scoped_lock lm (_state_mutex);
1261 signal_changed (DCI_METADATA);
1265 Film::set_package_type (string p)
1268 boost::mutex::scoped_lock lm (_state_mutex);
1271 signal_changed (DCI_METADATA);
1275 Film::set_size (libdcp::Size s)
1278 boost::mutex::scoped_lock lm (_state_mutex);
1281 signal_changed (SIZE);
1285 Film::set_length (SourceFrame l)
1288 boost::mutex::scoped_lock lm (_state_mutex);
1291 signal_changed (LENGTH);
1295 Film::unset_length ()
1298 boost::mutex::scoped_lock lm (_state_mutex);
1299 _length = boost::none;
1301 signal_changed (LENGTH);
1305 Film::set_dcp_intrinsic_duration (int d)
1308 boost::mutex::scoped_lock lm (_state_mutex);
1309 _dcp_intrinsic_duration = d;
1311 signal_changed (DCP_INTRINSIC_DURATION);
1315 Film::set_content_digest (string d)
1318 boost::mutex::scoped_lock lm (_state_mutex);
1319 _content_digest = d;
1325 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1328 boost::mutex::scoped_lock lm (_state_mutex);
1329 _content_audio_streams = s;
1331 signal_changed (CONTENT_AUDIO_STREAMS);
1335 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1338 boost::mutex::scoped_lock lm (_state_mutex);
1339 _subtitle_streams = s;
1341 signal_changed (SUBTITLE_STREAMS);
1345 Film::set_frames_per_second (float f)
1348 boost::mutex::scoped_lock lm (_state_mutex);
1349 _frames_per_second = f;
1351 signal_changed (FRAMES_PER_SECOND);
1355 Film::signal_changed (Property p)
1358 boost::mutex::scoped_lock lm (_state_mutex);
1363 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1368 Film::audio_channels () const
1370 shared_ptr<AudioStream> s = audio_stream ();
1375 return s->channels ();
1379 Film::set_dci_date_today ()
1381 _dci_date = boost::gregorian::day_clock::local_day ();
1384 boost::shared_ptr<AudioStream>
1385 Film::audio_stream () const
1387 if (use_content_audio()) {
1388 return _content_audio_stream;
1391 return _external_audio_stream;
1394 /** @param f DCP frame index.
1395 * @param t true to return a temporary file path, otherwise a permanent one.
1396 * @return The path to write this video frame to.
1399 Film::frame_out_path (int f, bool t) const
1402 s << j2k_dir() << "/";
1404 s << std::setfill('0') << f << ".j2c";
1414 Film::hash_out_path (int f, bool t) const
1416 return frame_out_path (f, t) + ".md5";
1419 /** @param c Audio channel index.
1420 * @param t true to return a temporary file path, otherwise a permanent one.
1421 * @return The path to write this audio file to.
1424 Film::multichannel_audio_out_path (int c, bool t) const
1427 s << dir ("wavs") << "/" << (c + 1) << ".wav";