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"
42 #include "make_dcp_job.h"
45 #include "exceptions.h"
46 #include "examine_content_job.h"
48 #include "decoder_factory.h"
50 #include "check_hashes_job.h"
52 #include "ui_signaller.h"
53 #include "video_decoder.h"
54 #include "audio_decoder.h"
55 #include "external_audio_decoder.h"
58 using std::stringstream;
69 using boost::shared_ptr;
70 using boost::lexical_cast;
71 using boost::to_upper_copy;
72 using boost::ends_with;
73 using boost::starts_with;
74 using boost::optional;
76 int const Film::state_version = 1;
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 , _dcp_trim_start (o._dcp_trim_start)
159 , _dcp_trim_end (o._dcp_trim_end)
160 , _reel_size (o._reel_size)
161 , _dcp_ab (o._dcp_ab)
162 , _content_audio_stream (o._content_audio_stream)
163 , _external_audio (o._external_audio)
164 , _use_content_audio (o._use_content_audio)
165 , _audio_gain (o._audio_gain)
166 , _audio_delay (o._audio_delay)
167 , _still_duration (o._still_duration)
168 , _subtitle_stream (o._subtitle_stream)
169 , _with_subtitles (o._with_subtitles)
170 , _subtitle_offset (o._subtitle_offset)
171 , _subtitle_scale (o._subtitle_scale)
172 , _colour_lut (o._colour_lut)
173 , _j2k_bandwidth (o._j2k_bandwidth)
174 , _audio_language (o._audio_language)
175 , _subtitle_language (o._subtitle_language)
176 , _territory (o._territory)
177 , _rating (o._rating)
178 , _studio (o._studio)
179 , _facility (o._facility)
180 , _package_type (o._package_type)
182 , _length (o._length)
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)));
307 JobManager::instance()->add (shared_ptr<Job> (new MakeDCPJob (shared_from_this(), r)));
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(), shared_ptr<Job> ()));
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(), shared_ptr<Job> ()));
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 (j2k_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->pretty_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 << "dcp_trim_start " << _dcp_trim_start << "\n";
392 f << "dcp_trim_end " << _dcp_trim_end << "\n";
394 f << "reel_size " << _reel_size.get() << "\n";
396 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
397 if (_content_audio_stream) {
398 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n";
400 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
401 f << "external_audio " << *i << "\n";
403 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n";
404 f << "audio_gain " << _audio_gain << "\n";
405 f << "audio_delay " << _audio_delay << "\n";
406 f << "still_duration " << _still_duration << "\n";
407 if (_subtitle_stream) {
408 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n";
410 f << "with_subtitles " << _with_subtitles << "\n";
411 f << "subtitle_offset " << _subtitle_offset << "\n";
412 f << "subtitle_scale " << _subtitle_scale << "\n";
413 f << "colour_lut " << _colour_lut << "\n";
414 f << "j2k_bandwidth " << _j2k_bandwidth << "\n";
415 f << "audio_language " << _audio_language << "\n";
416 f << "subtitle_language " << _subtitle_language << "\n";
417 f << "territory " << _territory << "\n";
418 f << "rating " << _rating << "\n";
419 f << "studio " << _studio << "\n";
420 f << "facility " << _facility << "\n";
421 f << "package_type " << _package_type << "\n";
423 f << "width " << _size.width << "\n";
424 f << "height " << _size.height << "\n";
425 f << "length " << _length.get_value_or(0) << "\n";
426 f << "content_digest " << _content_digest << "\n";
428 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
429 f << "content_audio_stream " << (*i)->to_string () << "\n";
432 f << "external_audio_stream " << _external_audio_stream->to_string() << "\n";
434 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
435 f << "subtitle_stream " << (*i)->to_string () << "\n";
438 f << "frames_per_second " << _frames_per_second << "\n";
443 /** Read state from our metadata file */
445 Film::read_metadata ()
447 boost::mutex::scoped_lock lm (_state_mutex);
449 _external_audio.clear ();
450 _content_audio_streams.clear ();
451 _subtitle_streams.clear ();
453 boost::optional<int> version;
455 /* Backward compatibility things */
456 boost::optional<int> audio_sample_rate;
457 boost::optional<int> audio_stream_index;
458 boost::optional<int> subtitle_stream_index;
460 ifstream f (file ("metadata").c_str());
462 throw OpenFileError (file("metadata"));
465 multimap<string, string> kv = read_key_value (f);
467 /* We need version before anything else */
468 multimap<string, string>::iterator v = kv.find ("version");
469 if (v != kv.end ()) {
470 version = atoi (v->second.c_str());
473 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
474 string const k = i->first;
475 string const v = i->second;
477 if (k == "audio_sample_rate") {
478 audio_sample_rate = atoi (v.c_str());
481 /* User-specified stuff */
484 } else if (k == "use_dci_name") {
485 _use_dci_name = (v == "1");
486 } else if (k == "content") {
488 } else if (k == "trust_content_header") {
489 _trust_content_header = (v == "1");
490 } else if (k == "dcp_content_type") {
491 _dcp_content_type = DCPContentType::from_pretty_name (v);
492 } else if (k == "format") {
493 _format = Format::from_metadata (v);
494 } else if (k == "left_crop") {
495 _crop.left = atoi (v.c_str ());
496 } else if (k == "right_crop") {
497 _crop.right = atoi (v.c_str ());
498 } else if (k == "top_crop") {
499 _crop.top = atoi (v.c_str ());
500 } else if (k == "bottom_crop") {
501 _crop.bottom = atoi (v.c_str ());
502 } else if (k == "filter") {
503 _filters.push_back (Filter::from_id (v));
504 } else if (k == "scaler") {
505 _scaler = Scaler::from_id (v);
506 } else if (k == "dcp_trim_start") {
507 _dcp_trim_start = atoi (v.c_str ());
508 } else if (k == "dcp_trim_end") {
509 _dcp_trim_end = atoi (v.c_str ());
510 } else if (k == "reel_size") {
511 _reel_size = boost::lexical_cast<uint64_t> (v);
512 } else if (k == "dcp_ab") {
513 _dcp_ab = (v == "1");
514 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
516 audio_stream_index = atoi (v.c_str ());
518 _content_audio_stream = audio_stream_factory (v, version);
520 } else if (k == "external_audio") {
521 _external_audio.push_back (v);
522 } else if (k == "use_content_audio") {
523 _use_content_audio = (v == "1");
524 } else if (k == "audio_gain") {
525 _audio_gain = atof (v.c_str ());
526 } else if (k == "audio_delay") {
527 _audio_delay = atoi (v.c_str ());
528 } else if (k == "still_duration") {
529 _still_duration = atoi (v.c_str ());
530 } else if (k == "selected_subtitle_stream") {
532 subtitle_stream_index = atoi (v.c_str ());
534 _subtitle_stream = subtitle_stream_factory (v, version);
536 } else if (k == "with_subtitles") {
537 _with_subtitles = (v == "1");
538 } else if (k == "subtitle_offset") {
539 _subtitle_offset = atoi (v.c_str ());
540 } else if (k == "subtitle_scale") {
541 _subtitle_scale = atof (v.c_str ());
542 } else if (k == "colour_lut") {
543 _colour_lut = atoi (v.c_str ());
544 } else if (k == "j2k_bandwidth") {
545 _j2k_bandwidth = atoi (v.c_str ());
546 } else if (k == "audio_language") {
548 } else if (k == "subtitle_language") {
549 _subtitle_language = v;
550 } else if (k == "territory") {
552 } else if (k == "rating") {
554 } else if (k == "studio") {
556 } else if (k == "facility") {
558 } else if (k == "package_type") {
564 _size.width = atoi (v.c_str ());
565 } else if (k == "height") {
566 _size.height = atoi (v.c_str ());
567 } else if (k == "length") {
568 int const vv = atoi (v.c_str ());
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 (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::dcp_length () const
701 if (content_type() == STILL) {
702 return _still_duration * frames_per_second();
706 return boost::optional<int> ();
709 return length().get() - dcp_trim_start() - dcp_trim_end();
712 /** @return a DCI-compliant name for a DCP of this film */
714 Film::dci_name () const
718 string fixed_name = to_upper_copy (name());
719 for (size_t i = 0; i < fixed_name.length(); ++i) {
720 if (fixed_name[i] == ' ') {
725 /* Spec is that the name part should be maximum 14 characters, as I understand it */
726 if (fixed_name.length() > 14) {
727 fixed_name = fixed_name.substr (0, 14);
730 d << fixed_name << "_";
732 if (dcp_content_type()) {
733 d << dcp_content_type()->dci_name() << "_";
737 d << format()->dci_name() << "_";
740 if (!audio_language().empty ()) {
741 d << audio_language();
742 if (!subtitle_language().empty() && with_subtitles()) {
743 d << "-" << subtitle_language();
751 if (!territory().empty ()) {
753 if (!rating().empty ()) {
754 d << "-" << rating();
759 switch (audio_channels()) {
776 if (!studio().empty ()) {
777 d << studio() << "_";
780 d << boost::gregorian::to_iso_string (_dci_date) << "_";
782 if (!facility().empty ()) {
783 d << facility() << "_";
786 if (!package_type().empty ()) {
793 /** @return name to give the DCP */
795 Film::dcp_name () const
797 if (use_dci_name()) {
806 Film::set_directory (string d)
808 boost::mutex::scoped_lock lm (_state_mutex);
814 Film::set_name (string n)
817 boost::mutex::scoped_lock lm (_state_mutex);
820 signal_changed (NAME);
824 Film::set_use_dci_name (bool u)
827 boost::mutex::scoped_lock lm (_state_mutex);
830 signal_changed (USE_DCI_NAME);
834 Film::set_content (string c)
836 string check = directory ();
838 #if BOOST_FILESYSTEM_VERSION == 3
839 boost::filesystem::path slash ("/");
840 string platform_slash = slash.make_preferred().string ();
842 #ifdef DVDOMATIC_WINDOWS
843 string platform_slash = "\\";
845 string platform_slash = "/";
849 if (!ends_with (check, platform_slash)) {
850 check += platform_slash;
853 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
854 c = c.substr (_directory.length() + 1);
860 boost::mutex::scoped_lock lm (_state_mutex);
865 old_content = _content;
869 /* Reset streams here in case the new content doesn't have one or the other */
870 _content_audio_stream = shared_ptr<AudioStream> ();
871 _subtitle_stream = shared_ptr<SubtitleStream> ();
873 /* Start off using content audio */
874 set_use_content_audio (true);
876 /* Create a temporary decoder so that we can get information
881 Decoders d = decoder_factory (shared_from_this(), DecodeOptions(), 0);
883 set_size (d.video->native_size ());
884 set_frames_per_second (d.video->frames_per_second ());
885 set_subtitle_streams (d.video->subtitle_streams ());
887 set_content_audio_streams (d.audio->audio_streams ());
890 /* Start off with the first audio and subtitle streams */
891 if (d.audio && !d.audio->audio_streams().empty()) {
892 set_content_audio_stream (d.audio->audio_streams().front());
895 if (!d.video->subtitle_streams().empty()) {
896 set_subtitle_stream (d.video->subtitle_streams().front());
900 boost::mutex::scoped_lock lm (_state_mutex);
904 signal_changed (CONTENT);
910 boost::mutex::scoped_lock lm (_state_mutex);
911 _content = old_content;
917 switch (content_type()) {
919 set_format (Format::from_id ("var-185"));
922 set_format (Format::from_id ("185"));
926 /* Still image DCPs must use external audio */
927 if (content_type() == STILL) {
928 set_use_content_audio (false);
933 Film::set_trust_content_header (bool t)
936 boost::mutex::scoped_lock lm (_state_mutex);
937 _trust_content_header = t;
940 signal_changed (TRUST_CONTENT_HEADER);
942 if (!_trust_content_header && !content().empty()) {
943 /* We just said that we don't trust the content's header */
949 Film::set_dcp_content_type (DCPContentType const * t)
952 boost::mutex::scoped_lock lm (_state_mutex);
953 _dcp_content_type = t;
955 signal_changed (DCP_CONTENT_TYPE);
959 Film::set_format (Format const * f)
962 boost::mutex::scoped_lock lm (_state_mutex);
965 signal_changed (FORMAT);
969 Film::set_crop (Crop c)
972 boost::mutex::scoped_lock lm (_state_mutex);
975 signal_changed (CROP);
979 Film::set_left_crop (int c)
982 boost::mutex::scoped_lock lm (_state_mutex);
984 if (_crop.left == c) {
990 signal_changed (CROP);
994 Film::set_right_crop (int c)
997 boost::mutex::scoped_lock lm (_state_mutex);
998 if (_crop.right == c) {
1004 signal_changed (CROP);
1008 Film::set_top_crop (int c)
1011 boost::mutex::scoped_lock lm (_state_mutex);
1012 if (_crop.top == c) {
1018 signal_changed (CROP);
1022 Film::set_bottom_crop (int c)
1025 boost::mutex::scoped_lock lm (_state_mutex);
1026 if (_crop.bottom == c) {
1032 signal_changed (CROP);
1036 Film::set_filters (vector<Filter const *> f)
1039 boost::mutex::scoped_lock lm (_state_mutex);
1042 signal_changed (FILTERS);
1046 Film::set_scaler (Scaler const * s)
1049 boost::mutex::scoped_lock lm (_state_mutex);
1052 signal_changed (SCALER);
1056 Film::set_dcp_trim_start (int t)
1059 boost::mutex::scoped_lock lm (_state_mutex);
1060 _dcp_trim_start = t;
1062 signal_changed (DCP_TRIM_START);
1066 Film::set_dcp_trim_end (int t)
1069 boost::mutex::scoped_lock lm (_state_mutex);
1072 signal_changed (DCP_TRIM_END);
1076 Film::set_reel_size (uint64_t s)
1079 boost::mutex::scoped_lock lm (_state_mutex);
1082 signal_changed (REEL_SIZE);
1086 Film::unset_reel_size ()
1089 boost::mutex::scoped_lock lm (_state_mutex);
1090 _reel_size = boost::optional<uint64_t> ();
1092 signal_changed (REEL_SIZE);
1096 Film::set_dcp_ab (bool a)
1099 boost::mutex::scoped_lock lm (_state_mutex);
1102 signal_changed (DCP_AB);
1106 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1109 boost::mutex::scoped_lock lm (_state_mutex);
1110 _content_audio_stream = s;
1112 signal_changed (CONTENT_AUDIO_STREAM);
1116 Film::set_external_audio (vector<string> a)
1119 boost::mutex::scoped_lock lm (_state_mutex);
1120 _external_audio = a;
1123 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), DecodeOptions(), 0));
1124 if (decoder->audio_stream()) {
1125 _external_audio_stream = decoder->audio_stream ();
1128 signal_changed (EXTERNAL_AUDIO);
1132 Film::set_use_content_audio (bool e)
1135 boost::mutex::scoped_lock lm (_state_mutex);
1136 _use_content_audio = e;
1139 signal_changed (USE_CONTENT_AUDIO);
1143 Film::set_audio_gain (float g)
1146 boost::mutex::scoped_lock lm (_state_mutex);
1149 signal_changed (AUDIO_GAIN);
1153 Film::set_audio_delay (int d)
1156 boost::mutex::scoped_lock lm (_state_mutex);
1159 signal_changed (AUDIO_DELAY);
1163 Film::set_still_duration (int d)
1166 boost::mutex::scoped_lock lm (_state_mutex);
1167 _still_duration = d;
1169 signal_changed (STILL_DURATION);
1173 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1176 boost::mutex::scoped_lock lm (_state_mutex);
1177 _subtitle_stream = s;
1179 signal_changed (SUBTITLE_STREAM);
1183 Film::set_with_subtitles (bool w)
1186 boost::mutex::scoped_lock lm (_state_mutex);
1187 _with_subtitles = w;
1189 signal_changed (WITH_SUBTITLES);
1193 Film::set_subtitle_offset (int o)
1196 boost::mutex::scoped_lock lm (_state_mutex);
1197 _subtitle_offset = o;
1199 signal_changed (SUBTITLE_OFFSET);
1203 Film::set_subtitle_scale (float s)
1206 boost::mutex::scoped_lock lm (_state_mutex);
1207 _subtitle_scale = s;
1209 signal_changed (SUBTITLE_SCALE);
1213 Film::set_colour_lut (int i)
1216 boost::mutex::scoped_lock lm (_state_mutex);
1219 signal_changed (COLOUR_LUT);
1223 Film::set_j2k_bandwidth (int b)
1226 boost::mutex::scoped_lock lm (_state_mutex);
1229 signal_changed (J2K_BANDWIDTH);
1233 Film::set_audio_language (string l)
1236 boost::mutex::scoped_lock lm (_state_mutex);
1237 _audio_language = l;
1239 signal_changed (DCI_METADATA);
1243 Film::set_subtitle_language (string l)
1246 boost::mutex::scoped_lock lm (_state_mutex);
1247 _subtitle_language = l;
1249 signal_changed (DCI_METADATA);
1253 Film::set_territory (string t)
1256 boost::mutex::scoped_lock lm (_state_mutex);
1259 signal_changed (DCI_METADATA);
1263 Film::set_rating (string r)
1266 boost::mutex::scoped_lock lm (_state_mutex);
1269 signal_changed (DCI_METADATA);
1273 Film::set_studio (string s)
1276 boost::mutex::scoped_lock lm (_state_mutex);
1279 signal_changed (DCI_METADATA);
1283 Film::set_facility (string f)
1286 boost::mutex::scoped_lock lm (_state_mutex);
1289 signal_changed (DCI_METADATA);
1293 Film::set_package_type (string p)
1296 boost::mutex::scoped_lock lm (_state_mutex);
1299 signal_changed (DCI_METADATA);
1303 Film::set_size (Size s)
1306 boost::mutex::scoped_lock lm (_state_mutex);
1309 signal_changed (SIZE);
1313 Film::set_length (SourceFrame l)
1316 boost::mutex::scoped_lock lm (_state_mutex);
1319 signal_changed (LENGTH);
1323 Film::unset_length ()
1326 boost::mutex::scoped_lock lm (_state_mutex);
1327 _length = boost::none;
1329 signal_changed (LENGTH);
1333 Film::set_content_digest (string d)
1336 boost::mutex::scoped_lock lm (_state_mutex);
1337 _content_digest = d;
1343 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1346 boost::mutex::scoped_lock lm (_state_mutex);
1347 _content_audio_streams = s;
1349 signal_changed (CONTENT_AUDIO_STREAMS);
1353 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1356 boost::mutex::scoped_lock lm (_state_mutex);
1357 _subtitle_streams = s;
1359 signal_changed (SUBTITLE_STREAMS);
1363 Film::set_frames_per_second (float f)
1366 boost::mutex::scoped_lock lm (_state_mutex);
1367 _frames_per_second = f;
1369 signal_changed (FRAMES_PER_SECOND);
1373 Film::signal_changed (Property p)
1376 boost::mutex::scoped_lock lm (_state_mutex);
1381 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1386 Film::audio_channels () const
1388 shared_ptr<AudioStream> s = audio_stream ();
1393 return s->channels ();
1397 Film::set_dci_date_today ()
1399 _dci_date = boost::gregorian::day_clock::local_day ();
1402 boost::shared_ptr<AudioStream>
1403 Film::audio_stream () const
1405 if (use_content_audio()) {
1406 return _content_audio_stream;
1409 return _external_audio_stream;
1412 /** @param f Source frame index.
1413 * @param t true to return a temporary file path, otherwise a permanent one.
1414 * @return The path to write this video frame to.
1417 Film::frame_out_path (SourceFrame f, bool t) const
1420 s << j2k_dir() << "/";
1422 s << std::setfill('0') << f << ".j2c";
1432 Film::hash_out_path (SourceFrame f, bool t) const
1434 return frame_out_path (f, t) + ".md5";
1437 /** @param c Audio channel index.
1438 * @param t true to return a temporary file path, otherwise a permanent one.
1439 * @return The path to write this audio file to.
1442 Film::multichannel_audio_out_path (int c, bool t) const
1445 s << dir ("wavs") << "/" << (c + 1) << ".wav";
1453 boost::optional<pair<SourceFrame, SourceFrame> >
1454 Film::video_range () const
1456 if (!dcp_length()) {
1457 return boost::optional<pair<SourceFrame, SourceFrame> > ();
1460 return make_pair (dcp_trim_start(), dcp_trim_start() + dcp_length().get());
1463 boost::optional<pair<int64_t, int64_t> >
1464 Film::audio_range () const
1466 boost::optional<pair<SourceFrame, SourceFrame> > vr = video_range ();
1467 if (!vr || !audio_stream()) {
1468 return boost::optional<pair<int64_t, int64_t> > ();
1471 DCPFrameRate dfr (frames_per_second ());
1474 video_frames_to_audio_frames (
1476 dcp_audio_sample_rate (audio_stream()->sample_rate()),
1477 dfr.frames_per_second
1480 video_frames_to_audio_frames (
1482 dcp_audio_sample_rate (audio_stream()->sample_rate()),
1483 dfr.frames_per_second