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 , _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)
175 , _length (o._length)
176 , _content_digest (o._content_digest)
177 , _content_audio_streams (o._content_audio_streams)
178 , _external_audio_stream (o._external_audio_stream)
179 , _subtitle_streams (o._subtitle_streams)
180 , _frames_per_second (o._frames_per_second)
191 /** @return The path to the directory to write JPEG2000 files to */
193 Film::j2k_dir () const
197 boost::filesystem::path p;
202 pair<string, string> f = Filter::ffmpeg_strings (filters());
204 /* Write stuff to specify the filter / post-processing settings that are in use,
205 so that we don't get confused about J2K files generated using different
210 << "_" << content_digest()
211 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
212 << "_" << f.first << "_" << f.second
213 << "_" << scaler()->id()
214 << "_" << j2k_bandwidth()
215 << "_" << boost::lexical_cast<int> (colour_lut());
219 /* Similarly for the A/B case */
222 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
223 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
227 return dir (p.string());
230 /** Add suitable Jobs to the JobManager to create a DCP for this Film.
231 * @param true to transcode, false to use the WAV and J2K files that are already there.
234 Film::make_dcp (bool transcode)
236 set_dci_date_today ();
238 if (dcp_name().find ("/") != string::npos) {
239 throw BadSettingError ("name", "cannot contain slashes");
242 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
246 gethostname (buffer, sizeof (buffer));
247 log()->log (String::compose ("Starting to make DCP on %1", buffer));
250 log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? "still" : "video")));
251 log()->log (String::compose ("Content length %1", length().get()));
252 log()->log (String::compose ("Content digest %1", content_digest()));
253 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
254 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
255 #ifdef DVDOMATIC_DEBUG
256 log()->log ("DVD-o-matic built in debug mode.");
258 log()->log ("DVD-o-matic built in optimised mode.");
261 log()->log ("libdcp built in debug mode.");
263 log()->log ("libdcp built in optimised mode.");
265 pair<string, int> const c = cpu_info ();
266 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
269 throw MissingSettingError ("format");
272 if (content().empty ()) {
273 throw MissingSettingError ("content");
276 if (dcp_content_type() == 0) {
277 throw MissingSettingError ("content type");
280 if (name().empty()) {
281 throw MissingSettingError ("name");
284 shared_ptr<EncodeOptions> oe (new EncodeOptions (j2k_dir(), ".j2c", dir ("wavs")));
285 oe->out_size = format()->dcp_size ();
286 oe->padding = format()->dcp_padding (shared_from_this ());
288 oe->video_range = make_pair (dcp_trim_start(), dcp_trim_start() + dcp_length().get());
289 if (audio_stream()) {
290 oe->audio_range = make_pair (
292 video_frames_to_audio_frames (
293 oe->video_range.get().first,
294 dcp_audio_sample_rate (audio_stream()->sample_rate()),
295 dcp_frame_rate (frames_per_second()).frames_per_second
298 video_frames_to_audio_frames (
299 oe->video_range.get().second,
300 dcp_audio_sample_rate (audio_stream()->sample_rate()),
301 dcp_frame_rate (frames_per_second()).frames_per_second
308 oe->video_skip = dcp_frame_rate (frames_per_second()).skip;
310 shared_ptr<DecodeOptions> od (new DecodeOptions);
311 od->decode_subtitles = with_subtitles ();
317 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od, oe, shared_ptr<Job> ())));
319 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od, oe, shared_ptr<Job> ())));
323 r = JobManager::instance()->add (shared_ptr<Job> (new CheckHashesJob (shared_from_this(), od, oe, r)));
324 JobManager::instance()->add (shared_ptr<Job> (new MakeDCPJob (shared_from_this(), oe, r)));
327 /** Start a job to examine our content file */
329 Film::examine_content ()
331 if (_examine_content_job) {
335 _examine_content_job.reset (new ExamineContentJob (shared_from_this(), shared_ptr<Job> ()));
336 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
337 JobManager::instance()->add (_examine_content_job);
341 Film::examine_content_finished ()
343 _examine_content_job.reset ();
346 /** Start a job to send our DCP to the configured TMS */
348 Film::send_dcp_to_tms ()
350 shared_ptr<Job> j (new SCPDCPJob (shared_from_this(), shared_ptr<Job> ()));
351 JobManager::instance()->add (j);
354 /** Count the number of frames that have been encoded for this film.
355 * @return frame count.
358 Film::encoded_frames () const
365 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (j2k_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
367 boost::this_thread::interruption_point ();
373 /** Write state to our `metadata' file */
375 Film::write_metadata () const
377 boost::mutex::scoped_lock lm (_state_mutex);
379 boost::filesystem::create_directories (directory());
381 string const m = file ("metadata");
382 ofstream f (m.c_str ());
384 throw CreateFileError (m);
387 f << "version " << state_version << "\n";
390 f << "name " << _name << "\n";
391 f << "use_dci_name " << _use_dci_name << "\n";
392 f << "content " << _content << "\n";
393 f << "trust_content_header " << (_trust_content_header ? "1" : "0") << "\n";
394 if (_dcp_content_type) {
395 f << "dcp_content_type " << _dcp_content_type->pretty_name () << "\n";
398 f << "format " << _format->as_metadata () << "\n";
400 f << "left_crop " << _crop.left << "\n";
401 f << "right_crop " << _crop.right << "\n";
402 f << "top_crop " << _crop.top << "\n";
403 f << "bottom_crop " << _crop.bottom << "\n";
404 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
405 f << "filter " << (*i)->id () << "\n";
407 f << "scaler " << _scaler->id () << "\n";
408 f << "dcp_trim_start " << _dcp_trim_start << "\n";
409 f << "dcp_trim_end " << _dcp_trim_end << "\n";
410 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
411 if (_content_audio_stream) {
412 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n";
414 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
415 f << "external_audio " << *i << "\n";
417 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n";
418 f << "audio_gain " << _audio_gain << "\n";
419 f << "audio_delay " << _audio_delay << "\n";
420 f << "still_duration " << _still_duration << "\n";
421 if (_subtitle_stream) {
422 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n";
424 f << "with_subtitles " << _with_subtitles << "\n";
425 f << "subtitle_offset " << _subtitle_offset << "\n";
426 f << "subtitle_scale " << _subtitle_scale << "\n";
427 f << "colour_lut " << _colour_lut << "\n";
428 f << "j2k_bandwidth " << _j2k_bandwidth << "\n";
429 _dci_metadata.write (f);
430 f << "width " << _size.width << "\n";
431 f << "height " << _size.height << "\n";
432 f << "length " << _length.get_value_or(0) << "\n";
433 f << "content_digest " << _content_digest << "\n";
435 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
436 f << "content_audio_stream " << (*i)->to_string () << "\n";
439 f << "external_audio_stream " << _external_audio_stream->to_string() << "\n";
441 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
442 f << "subtitle_stream " << (*i)->to_string () << "\n";
445 f << "frames_per_second " << _frames_per_second << "\n";
450 /** Read state from our metadata file */
452 Film::read_metadata ()
454 boost::mutex::scoped_lock lm (_state_mutex);
456 _external_audio.clear ();
457 _content_audio_streams.clear ();
458 _subtitle_streams.clear ();
460 boost::optional<int> version;
462 /* Backward compatibility things */
463 boost::optional<int> audio_sample_rate;
464 boost::optional<int> audio_stream_index;
465 boost::optional<int> subtitle_stream_index;
467 ifstream f (file ("metadata").c_str());
469 throw OpenFileError (file("metadata"));
472 multimap<string, string> kv = read_key_value (f);
474 /* We need version before anything else */
475 multimap<string, string>::iterator v = kv.find ("version");
476 if (v != kv.end ()) {
477 version = atoi (v->second.c_str());
480 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
481 string const k = i->first;
482 string const v = i->second;
484 if (k == "audio_sample_rate") {
485 audio_sample_rate = atoi (v.c_str());
488 /* User-specified stuff */
491 } else if (k == "use_dci_name") {
492 _use_dci_name = (v == "1");
493 } else if (k == "content") {
495 } else if (k == "trust_content_header") {
496 _trust_content_header = (v == "1");
497 } else if (k == "dcp_content_type") {
498 _dcp_content_type = DCPContentType::from_pretty_name (v);
499 } else if (k == "format") {
500 _format = Format::from_metadata (v);
501 } else if (k == "left_crop") {
502 _crop.left = atoi (v.c_str ());
503 } else if (k == "right_crop") {
504 _crop.right = atoi (v.c_str ());
505 } else if (k == "top_crop") {
506 _crop.top = atoi (v.c_str ());
507 } else if (k == "bottom_crop") {
508 _crop.bottom = atoi (v.c_str ());
509 } else if (k == "filter") {
510 _filters.push_back (Filter::from_id (v));
511 } else if (k == "scaler") {
512 _scaler = Scaler::from_id (v);
513 } else if (k == "dcp_trim_start") {
514 _dcp_trim_start = atoi (v.c_str ());
515 } else if (k == "dcp_trim_end") {
516 _dcp_trim_end = atoi (v.c_str ());
517 } else if (k == "dcp_ab") {
518 _dcp_ab = (v == "1");
519 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
521 audio_stream_index = atoi (v.c_str ());
523 _content_audio_stream = audio_stream_factory (v, version);
525 } else if (k == "external_audio") {
526 _external_audio.push_back (v);
527 } else if (k == "use_content_audio") {
528 _use_content_audio = (v == "1");
529 } else if (k == "audio_gain") {
530 _audio_gain = atof (v.c_str ());
531 } else if (k == "audio_delay") {
532 _audio_delay = atoi (v.c_str ());
533 } else if (k == "still_duration") {
534 _still_duration = atoi (v.c_str ());
535 } else if (k == "selected_subtitle_stream") {
537 subtitle_stream_index = atoi (v.c_str ());
539 _subtitle_stream = subtitle_stream_factory (v, version);
541 } else if (k == "with_subtitles") {
542 _with_subtitles = (v == "1");
543 } else if (k == "subtitle_offset") {
544 _subtitle_offset = atoi (v.c_str ());
545 } else if (k == "subtitle_scale") {
546 _subtitle_scale = atof (v.c_str ());
547 } else if (k == "colour_lut") {
548 _colour_lut = atoi (v.c_str ());
549 } else if (k == "j2k_bandwidth") {
550 _j2k_bandwidth = atoi (v.c_str ());
553 _dci_metadata.read (k, v);
557 _size.width = atoi (v.c_str ());
558 } else if (k == "height") {
559 _size.height = atoi (v.c_str ());
560 } else if (k == "length") {
561 int const vv = atoi (v.c_str ());
565 } else if (k == "content_digest") {
567 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
568 _content_audio_streams.push_back (audio_stream_factory (v, version));
569 } else if (k == "external_audio_stream") {
570 _external_audio_stream = audio_stream_factory (v, version);
571 } else if (k == "subtitle_stream") {
572 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
573 } else if (k == "frames_per_second") {
574 _frames_per_second = atof (v.c_str ());
579 if (audio_sample_rate) {
580 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
581 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
582 (*i)->set_sample_rate (audio_sample_rate.get());
586 /* also the selected stream was specified as an index */
587 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
588 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
591 /* similarly the subtitle */
592 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
593 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
601 Film::cropped_size (libdcp::Size s) const
603 boost::mutex::scoped_lock lm (_state_mutex);
604 s.width -= _crop.left + _crop.right;
605 s.height -= _crop.top + _crop.bottom;
609 /** Given a directory name, return its full path within the Film's directory.
610 * The directory (and its parents) will be created if they do not exist.
613 Film::dir (string d) const
615 boost::mutex::scoped_lock lm (_directory_mutex);
616 boost::filesystem::path p;
619 boost::filesystem::create_directories (p);
623 /** Given a file or directory name, return its full path within the Film's directory.
624 * _directory_mutex must not be locked on entry.
627 Film::file (string f) const
629 boost::mutex::scoped_lock lm (_directory_mutex);
630 boost::filesystem::path p;
636 /** @return full path of the content (actual video) file
640 Film::content_path () const
642 boost::mutex::scoped_lock lm (_state_mutex);
643 if (boost::filesystem::path(_content).has_root_directory ()) {
647 return file (_content);
651 Film::content_type () const
653 if (boost::filesystem::is_directory (_content)) {
654 /* Directory of images, we assume */
658 if (still_image_file (_content)) {
665 /** @return The sampling rate that we will resample the audio to */
667 Film::target_audio_sample_rate () const
669 if (!audio_stream()) {
673 /* Resample to a DCI-approved sample rate */
674 double t = dcp_audio_sample_rate (audio_stream()->sample_rate());
676 DCPFrameRate dfr = dcp_frame_rate (frames_per_second ());
678 /* Compensate for the fact that video will be rounded to the
679 nearest integer number of frames per second.
682 t *= _frames_per_second * dfr.skip / dfr.frames_per_second;
689 Film::dcp_length () const
691 if (content_type() == STILL) {
692 return _still_duration * frames_per_second();
696 return boost::optional<int> ();
699 return length().get() - dcp_trim_start() - dcp_trim_end();
702 /** @return a DCI-compliant name for a DCP of this film */
704 Film::dci_name () const
708 string fixed_name = to_upper_copy (name());
709 for (size_t i = 0; i < fixed_name.length(); ++i) {
710 if (fixed_name[i] == ' ') {
715 /* Spec is that the name part should be maximum 14 characters, as I understand it */
716 if (fixed_name.length() > 14) {
717 fixed_name = fixed_name.substr (0, 14);
720 d << fixed_name << "_";
722 if (dcp_content_type()) {
723 d << dcp_content_type()->dci_name() << "_";
727 d << format()->dci_name() << "_";
730 DCIMetadata const dm = dci_metadata ();
732 if (!dm.audio_language.empty ()) {
733 d << dm.audio_language;
734 if (!dm.subtitle_language.empty() && with_subtitles()) {
735 d << "-" << dm.subtitle_language;
743 if (!dm.territory.empty ()) {
745 if (!dm.rating.empty ()) {
746 d << "-" << dm.rating;
751 switch (audio_channels()) {
768 if (!dm.studio.empty ()) {
769 d << dm.studio << "_";
772 d << boost::gregorian::to_iso_string (_dci_date) << "_";
774 if (!dm.facility.empty ()) {
775 d << dm.facility << "_";
778 if (!dm.package_type.empty ()) {
779 d << dm.package_type;
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 shared_ptr<DecodeOptions> o (new DecodeOptions);
874 Decoders d = decoder_factory (shared_from_this(), o, 0);
876 set_size (d.video->native_size ());
877 set_frames_per_second (d.video->frames_per_second ());
878 set_subtitle_streams (d.video->subtitle_streams ());
880 set_content_audio_streams (d.audio->audio_streams ());
883 /* Start off with the first audio and subtitle streams */
884 if (d.audio && !d.audio->audio_streams().empty()) {
885 set_content_audio_stream (d.audio->audio_streams().front());
888 if (!d.video->subtitle_streams().empty()) {
889 set_subtitle_stream (d.video->subtitle_streams().front());
893 boost::mutex::scoped_lock lm (_state_mutex);
897 signal_changed (CONTENT);
903 boost::mutex::scoped_lock lm (_state_mutex);
904 _content = old_content;
910 switch (content_type()) {
912 set_format (Format::from_id ("var-185"));
915 set_format (Format::from_id ("185"));
919 /* Still image DCPs must use external audio */
920 if (content_type() == STILL) {
921 set_use_content_audio (false);
926 Film::set_trust_content_header (bool t)
929 boost::mutex::scoped_lock lm (_state_mutex);
930 _trust_content_header = t;
933 signal_changed (TRUST_CONTENT_HEADER);
935 if (!_trust_content_header && !content().empty()) {
936 /* We just said that we don't trust the content's header */
942 Film::set_dcp_content_type (DCPContentType const * t)
945 boost::mutex::scoped_lock lm (_state_mutex);
946 _dcp_content_type = t;
948 signal_changed (DCP_CONTENT_TYPE);
952 Film::set_format (Format const * f)
955 boost::mutex::scoped_lock lm (_state_mutex);
958 signal_changed (FORMAT);
962 Film::set_crop (Crop c)
965 boost::mutex::scoped_lock lm (_state_mutex);
968 signal_changed (CROP);
972 Film::set_left_crop (int c)
975 boost::mutex::scoped_lock lm (_state_mutex);
977 if (_crop.left == c) {
983 signal_changed (CROP);
987 Film::set_right_crop (int c)
990 boost::mutex::scoped_lock lm (_state_mutex);
991 if (_crop.right == c) {
997 signal_changed (CROP);
1001 Film::set_top_crop (int c)
1004 boost::mutex::scoped_lock lm (_state_mutex);
1005 if (_crop.top == c) {
1011 signal_changed (CROP);
1015 Film::set_bottom_crop (int c)
1018 boost::mutex::scoped_lock lm (_state_mutex);
1019 if (_crop.bottom == c) {
1025 signal_changed (CROP);
1029 Film::set_filters (vector<Filter const *> f)
1032 boost::mutex::scoped_lock lm (_state_mutex);
1035 signal_changed (FILTERS);
1039 Film::set_scaler (Scaler const * s)
1042 boost::mutex::scoped_lock lm (_state_mutex);
1045 signal_changed (SCALER);
1049 Film::set_dcp_trim_start (int t)
1052 boost::mutex::scoped_lock lm (_state_mutex);
1053 _dcp_trim_start = t;
1055 signal_changed (DCP_TRIM_START);
1059 Film::set_dcp_trim_end (int t)
1062 boost::mutex::scoped_lock lm (_state_mutex);
1065 signal_changed (DCP_TRIM_END);
1069 Film::set_dcp_ab (bool a)
1072 boost::mutex::scoped_lock lm (_state_mutex);
1075 signal_changed (DCP_AB);
1079 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1082 boost::mutex::scoped_lock lm (_state_mutex);
1083 _content_audio_stream = s;
1085 signal_changed (CONTENT_AUDIO_STREAM);
1089 Film::set_external_audio (vector<string> a)
1092 boost::mutex::scoped_lock lm (_state_mutex);
1093 _external_audio = a;
1096 shared_ptr<DecodeOptions> o (new DecodeOptions);
1097 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), o, 0));
1098 if (decoder->audio_stream()) {
1099 _external_audio_stream = decoder->audio_stream ();
1102 signal_changed (EXTERNAL_AUDIO);
1106 Film::set_use_content_audio (bool e)
1109 boost::mutex::scoped_lock lm (_state_mutex);
1110 _use_content_audio = e;
1113 signal_changed (USE_CONTENT_AUDIO);
1117 Film::set_audio_gain (float g)
1120 boost::mutex::scoped_lock lm (_state_mutex);
1123 signal_changed (AUDIO_GAIN);
1127 Film::set_audio_delay (int d)
1130 boost::mutex::scoped_lock lm (_state_mutex);
1133 signal_changed (AUDIO_DELAY);
1137 Film::set_still_duration (int d)
1140 boost::mutex::scoped_lock lm (_state_mutex);
1141 _still_duration = d;
1143 signal_changed (STILL_DURATION);
1147 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1150 boost::mutex::scoped_lock lm (_state_mutex);
1151 _subtitle_stream = s;
1153 signal_changed (SUBTITLE_STREAM);
1157 Film::set_with_subtitles (bool w)
1160 boost::mutex::scoped_lock lm (_state_mutex);
1161 _with_subtitles = w;
1163 signal_changed (WITH_SUBTITLES);
1167 Film::set_subtitle_offset (int o)
1170 boost::mutex::scoped_lock lm (_state_mutex);
1171 _subtitle_offset = o;
1173 signal_changed (SUBTITLE_OFFSET);
1177 Film::set_subtitle_scale (float s)
1180 boost::mutex::scoped_lock lm (_state_mutex);
1181 _subtitle_scale = s;
1183 signal_changed (SUBTITLE_SCALE);
1187 Film::set_colour_lut (int i)
1190 boost::mutex::scoped_lock lm (_state_mutex);
1193 signal_changed (COLOUR_LUT);
1197 Film::set_j2k_bandwidth (int b)
1200 boost::mutex::scoped_lock lm (_state_mutex);
1203 signal_changed (J2K_BANDWIDTH);
1207 Film::set_dci_metadata (DCIMetadata m)
1210 boost::mutex::scoped_lock lm (_state_mutex);
1213 signal_changed (DCI_METADATA);
1217 Film::set_size (libdcp::Size s)
1220 boost::mutex::scoped_lock lm (_state_mutex);
1223 signal_changed (SIZE);
1227 Film::set_length (SourceFrame l)
1230 boost::mutex::scoped_lock lm (_state_mutex);
1233 signal_changed (LENGTH);
1237 Film::unset_length ()
1240 boost::mutex::scoped_lock lm (_state_mutex);
1241 _length = boost::none;
1243 signal_changed (LENGTH);
1247 Film::set_content_digest (string d)
1250 boost::mutex::scoped_lock lm (_state_mutex);
1251 _content_digest = d;
1257 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1260 boost::mutex::scoped_lock lm (_state_mutex);
1261 _content_audio_streams = s;
1263 signal_changed (CONTENT_AUDIO_STREAMS);
1267 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1270 boost::mutex::scoped_lock lm (_state_mutex);
1271 _subtitle_streams = s;
1273 signal_changed (SUBTITLE_STREAMS);
1277 Film::set_frames_per_second (float f)
1280 boost::mutex::scoped_lock lm (_state_mutex);
1281 _frames_per_second = f;
1283 signal_changed (FRAMES_PER_SECOND);
1287 Film::signal_changed (Property p)
1290 boost::mutex::scoped_lock lm (_state_mutex);
1295 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1300 Film::audio_channels () const
1302 shared_ptr<AudioStream> s = audio_stream ();
1307 return s->channels ();
1311 Film::set_dci_date_today ()
1313 _dci_date = boost::gregorian::day_clock::local_day ();
1316 boost::shared_ptr<AudioStream>
1317 Film::audio_stream () const
1319 if (use_content_audio()) {
1320 return _content_audio_stream;
1323 return _external_audio_stream;