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 , _dci_metadata (Config::instance()->default_dci_metadata ())
105 , _frames_per_second (0)
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"));
143 set_dci_date_today ();
146 Film::Film (Film const & o)
147 : boost::enable_shared_from_this<Film> (o)
149 , _directory (o._directory)
151 , _use_dci_name (o._use_dci_name)
152 , _content (o._content)
153 , _trust_content_header (o._trust_content_header)
154 , _dcp_content_type (o._dcp_content_type)
155 , _format (o._format)
157 , _filters (o._filters)
158 , _scaler (o._scaler)
159 , _dcp_trim_start (o._dcp_trim_start)
160 , _dcp_trim_end (o._dcp_trim_end)
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 , _dci_metadata (o._dci_metadata)
176 , _length (o._length)
177 , _content_digest (o._content_digest)
178 , _content_audio_streams (o._content_audio_streams)
179 , _external_audio_stream (o._external_audio_stream)
180 , _subtitle_streams (o._subtitle_streams)
181 , _frames_per_second (o._frames_per_second)
192 /** @return The path to the directory to write JPEG2000 files to */
194 Film::j2k_dir () const
198 boost::filesystem::path p;
203 pair<string, string> f = Filter::ffmpeg_strings (filters());
205 /* Write stuff to specify the filter / post-processing settings that are in use,
206 so that we don't get confused about J2K files generated using different
211 << "_" << content_digest()
212 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
213 << "_" << f.first << "_" << f.second
214 << "_" << scaler()->id()
215 << "_" << j2k_bandwidth()
216 << "_" << boost::lexical_cast<int> (colour_lut());
220 /* Similarly for the A/B case */
223 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
224 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
228 return dir (p.string());
231 /** Add suitable Jobs to the JobManager to create a DCP for this Film.
232 * @param true to transcode, false to use the WAV and J2K files that are already there.
235 Film::make_dcp (bool transcode)
237 set_dci_date_today ();
239 if (dcp_name().find ("/") != string::npos) {
240 throw BadSettingError ("name", "cannot contain slashes");
243 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
247 gethostname (buffer, sizeof (buffer));
248 log()->log (String::compose ("Starting to make DCP on %1", buffer));
251 log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? "still" : "video")));
252 log()->log (String::compose ("Content length %1", length().get()));
253 log()->log (String::compose ("Content digest %1", content_digest()));
254 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
255 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
256 #ifdef DVDOMATIC_DEBUG
257 log()->log ("DVD-o-matic built in debug mode.");
259 log()->log ("DVD-o-matic built in optimised mode.");
262 log()->log ("libdcp built in debug mode.");
264 log()->log ("libdcp built in optimised mode.");
266 pair<string, int> const c = cpu_info ();
267 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
270 throw MissingSettingError ("format");
273 if (content().empty ()) {
274 throw MissingSettingError ("content");
277 if (dcp_content_type() == 0) {
278 throw MissingSettingError ("content type");
281 if (name().empty()) {
282 throw MissingSettingError ("name");
285 shared_ptr<EncodeOptions> oe (new EncodeOptions (j2k_dir(), ".j2c", dir ("wavs")));
286 oe->out_size = format()->dcp_size ();
287 oe->padding = format()->dcp_padding (shared_from_this ());
289 oe->video_range = make_pair (dcp_trim_start(), dcp_trim_start() + dcp_length().get());
290 if (audio_stream()) {
291 oe->audio_range = make_pair (
293 video_frames_to_audio_frames (
294 oe->video_range.get().first,
295 dcp_audio_sample_rate (audio_stream()->sample_rate()),
296 dcp_frame_rate (frames_per_second()).frames_per_second
299 video_frames_to_audio_frames (
300 oe->video_range.get().second,
301 dcp_audio_sample_rate (audio_stream()->sample_rate()),
302 dcp_frame_rate (frames_per_second()).frames_per_second
309 oe->video_skip = dcp_frame_rate (frames_per_second()).skip;
311 shared_ptr<DecodeOptions> od (new DecodeOptions);
312 od->decode_subtitles = with_subtitles ();
318 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od, oe, shared_ptr<Job> ())));
320 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od, oe, shared_ptr<Job> ())));
324 r = JobManager::instance()->add (shared_ptr<Job> (new CheckHashesJob (shared_from_this(), od, oe, r)));
325 JobManager::instance()->add (shared_ptr<Job> (new MakeDCPJob (shared_from_this(), oe, r)));
328 /** Start a job to examine our content file */
330 Film::examine_content ()
332 if (_examine_content_job) {
336 _examine_content_job.reset (new ExamineContentJob (shared_from_this(), shared_ptr<Job> ()));
337 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
338 JobManager::instance()->add (_examine_content_job);
342 Film::examine_content_finished ()
344 _examine_content_job.reset ();
347 /** Start a job to send our DCP to the configured TMS */
349 Film::send_dcp_to_tms ()
351 shared_ptr<Job> j (new SCPDCPJob (shared_from_this(), shared_ptr<Job> ()));
352 JobManager::instance()->add (j);
355 /** Count the number of frames that have been encoded for this film.
356 * @return frame count.
359 Film::encoded_frames () const
366 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (j2k_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
368 boost::this_thread::interruption_point ();
374 /** Write state to our `metadata' file */
376 Film::write_metadata () const
378 boost::mutex::scoped_lock lm (_state_mutex);
380 boost::filesystem::create_directories (directory());
382 string const m = file ("metadata");
383 ofstream f (m.c_str ());
385 throw CreateFileError (m);
388 f << "version " << state_version << "\n";
391 f << "name " << _name << "\n";
392 f << "use_dci_name " << _use_dci_name << "\n";
393 f << "content " << _content << "\n";
394 f << "trust_content_header " << (_trust_content_header ? "1" : "0") << "\n";
395 if (_dcp_content_type) {
396 f << "dcp_content_type " << _dcp_content_type->pretty_name () << "\n";
399 f << "format " << _format->as_metadata () << "\n";
401 f << "left_crop " << _crop.left << "\n";
402 f << "right_crop " << _crop.right << "\n";
403 f << "top_crop " << _crop.top << "\n";
404 f << "bottom_crop " << _crop.bottom << "\n";
405 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
406 f << "filter " << (*i)->id () << "\n";
408 f << "scaler " << _scaler->id () << "\n";
409 f << "dcp_trim_start " << _dcp_trim_start << "\n";
410 f << "dcp_trim_end " << _dcp_trim_end << "\n";
411 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
412 if (_content_audio_stream) {
413 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n";
415 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
416 f << "external_audio " << *i << "\n";
418 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n";
419 f << "audio_gain " << _audio_gain << "\n";
420 f << "audio_delay " << _audio_delay << "\n";
421 f << "still_duration " << _still_duration << "\n";
422 if (_subtitle_stream) {
423 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n";
425 f << "with_subtitles " << _with_subtitles << "\n";
426 f << "subtitle_offset " << _subtitle_offset << "\n";
427 f << "subtitle_scale " << _subtitle_scale << "\n";
428 f << "colour_lut " << _colour_lut << "\n";
429 f << "j2k_bandwidth " << _j2k_bandwidth << "\n";
430 _dci_metadata.write (f);
431 f << "width " << _size.width << "\n";
432 f << "height " << _size.height << "\n";
433 f << "length " << _length.get_value_or(0) << "\n";
434 f << "content_digest " << _content_digest << "\n";
436 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
437 f << "content_audio_stream " << (*i)->to_string () << "\n";
440 f << "external_audio_stream " << _external_audio_stream->to_string() << "\n";
442 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
443 f << "subtitle_stream " << (*i)->to_string () << "\n";
446 f << "frames_per_second " << _frames_per_second << "\n";
451 /** Read state from our metadata file */
453 Film::read_metadata ()
455 boost::mutex::scoped_lock lm (_state_mutex);
457 _external_audio.clear ();
458 _content_audio_streams.clear ();
459 _subtitle_streams.clear ();
461 boost::optional<int> version;
463 /* Backward compatibility things */
464 boost::optional<int> audio_sample_rate;
465 boost::optional<int> audio_stream_index;
466 boost::optional<int> subtitle_stream_index;
468 ifstream f (file ("metadata").c_str());
470 throw OpenFileError (file("metadata"));
473 multimap<string, string> kv = read_key_value (f);
475 /* We need version before anything else */
476 multimap<string, string>::iterator v = kv.find ("version");
477 if (v != kv.end ()) {
478 version = atoi (v->second.c_str());
481 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
482 string const k = i->first;
483 string const v = i->second;
485 if (k == "audio_sample_rate") {
486 audio_sample_rate = atoi (v.c_str());
489 /* User-specified stuff */
492 } else if (k == "use_dci_name") {
493 _use_dci_name = (v == "1");
494 } else if (k == "content") {
496 } else if (k == "trust_content_header") {
497 _trust_content_header = (v == "1");
498 } else if (k == "dcp_content_type") {
499 _dcp_content_type = DCPContentType::from_pretty_name (v);
500 } else if (k == "format") {
501 _format = Format::from_metadata (v);
502 } else if (k == "left_crop") {
503 _crop.left = atoi (v.c_str ());
504 } else if (k == "right_crop") {
505 _crop.right = atoi (v.c_str ());
506 } else if (k == "top_crop") {
507 _crop.top = atoi (v.c_str ());
508 } else if (k == "bottom_crop") {
509 _crop.bottom = atoi (v.c_str ());
510 } else if (k == "filter") {
511 _filters.push_back (Filter::from_id (v));
512 } else if (k == "scaler") {
513 _scaler = Scaler::from_id (v);
514 } else if (k == "dcp_trim_start") {
515 _dcp_trim_start = atoi (v.c_str ());
516 } else if (k == "dcp_trim_end") {
517 _dcp_trim_end = atoi (v.c_str ());
518 } else if (k == "dcp_ab") {
519 _dcp_ab = (v == "1");
520 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
522 audio_stream_index = atoi (v.c_str ());
524 _content_audio_stream = audio_stream_factory (v, version);
526 } else if (k == "external_audio") {
527 _external_audio.push_back (v);
528 } else if (k == "use_content_audio") {
529 _use_content_audio = (v == "1");
530 } else if (k == "audio_gain") {
531 _audio_gain = atof (v.c_str ());
532 } else if (k == "audio_delay") {
533 _audio_delay = atoi (v.c_str ());
534 } else if (k == "still_duration") {
535 _still_duration = atoi (v.c_str ());
536 } else if (k == "selected_subtitle_stream") {
538 subtitle_stream_index = atoi (v.c_str ());
540 _subtitle_stream = subtitle_stream_factory (v, version);
542 } else if (k == "with_subtitles") {
543 _with_subtitles = (v == "1");
544 } else if (k == "subtitle_offset") {
545 _subtitle_offset = atoi (v.c_str ());
546 } else if (k == "subtitle_scale") {
547 _subtitle_scale = atof (v.c_str ());
548 } else if (k == "colour_lut") {
549 _colour_lut = atoi (v.c_str ());
550 } else if (k == "j2k_bandwidth") {
551 _j2k_bandwidth = atoi (v.c_str ());
554 _dci_metadata.read (k, v);
558 _size.width = atoi (v.c_str ());
559 } else if (k == "height") {
560 _size.height = atoi (v.c_str ());
561 } else if (k == "length") {
562 int const vv = atoi (v.c_str ());
566 } else if (k == "content_digest") {
568 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
569 _content_audio_streams.push_back (audio_stream_factory (v, version));
570 } else if (k == "external_audio_stream") {
571 _external_audio_stream = audio_stream_factory (v, version);
572 } else if (k == "subtitle_stream") {
573 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
574 } else if (k == "frames_per_second") {
575 _frames_per_second = atof (v.c_str ());
580 if (audio_sample_rate) {
581 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
582 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
583 (*i)->set_sample_rate (audio_sample_rate.get());
587 /* also the selected stream was specified as an index */
588 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
589 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
592 /* similarly the subtitle */
593 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
594 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
602 Film::cropped_size (libdcp::Size s) const
604 boost::mutex::scoped_lock lm (_state_mutex);
605 s.width -= _crop.left + _crop.right;
606 s.height -= _crop.top + _crop.bottom;
610 /** Given a directory name, return its full path within the Film's directory.
611 * The directory (and its parents) will be created if they do not exist.
614 Film::dir (string d) const
616 boost::mutex::scoped_lock lm (_directory_mutex);
617 boost::filesystem::path p;
620 boost::filesystem::create_directories (p);
624 /** Given a file or directory name, return its full path within the Film's directory.
625 * _directory_mutex must not be locked on entry.
628 Film::file (string f) const
630 boost::mutex::scoped_lock lm (_directory_mutex);
631 boost::filesystem::path p;
637 /** @return full path of the content (actual video) file
641 Film::content_path () const
643 boost::mutex::scoped_lock lm (_state_mutex);
644 if (boost::filesystem::path(_content).has_root_directory ()) {
648 return file (_content);
652 Film::content_type () const
654 if (boost::filesystem::is_directory (_content)) {
655 /* Directory of images, we assume */
659 if (still_image_file (_content)) {
666 /** @return The sampling rate that we will resample the audio to */
668 Film::target_audio_sample_rate () const
670 if (!audio_stream()) {
674 /* Resample to a DCI-approved sample rate */
675 double t = dcp_audio_sample_rate (audio_stream()->sample_rate());
677 DCPFrameRate dfr = dcp_frame_rate (frames_per_second ());
679 /* Compensate for the fact that video will be rounded to the
680 nearest integer number of frames per second.
683 t *= _frames_per_second * dfr.skip / dfr.frames_per_second;
690 Film::dcp_length () const
692 if (content_type() == STILL) {
693 return _still_duration * frames_per_second();
697 return boost::optional<int> ();
700 return length().get() - dcp_trim_start() - dcp_trim_end();
703 /** @return a DCI-compliant name for a DCP of this film */
705 Film::dci_name () const
709 string fixed_name = to_upper_copy (name());
710 for (size_t i = 0; i < fixed_name.length(); ++i) {
711 if (fixed_name[i] == ' ') {
716 /* Spec is that the name part should be maximum 14 characters, as I understand it */
717 if (fixed_name.length() > 14) {
718 fixed_name = fixed_name.substr (0, 14);
721 d << fixed_name << "_";
723 if (dcp_content_type()) {
724 d << dcp_content_type()->dci_name() << "_";
728 d << format()->dci_name() << "_";
731 DCIMetadata const dm = dci_metadata ();
733 if (!dm.audio_language.empty ()) {
734 d << dm.audio_language;
735 if (!dm.subtitle_language.empty() && with_subtitles()) {
736 d << "-" << dm.subtitle_language;
744 if (!dm.territory.empty ()) {
746 if (!dm.rating.empty ()) {
747 d << "-" << dm.rating;
752 switch (audio_channels()) {
769 if (!dm.studio.empty ()) {
770 d << dm.studio << "_";
773 d << boost::gregorian::to_iso_string (_dci_date) << "_";
775 if (!dm.facility.empty ()) {
776 d << dm.facility << "_";
779 if (!dm.package_type.empty ()) {
780 d << dm.package_type;
786 /** @return name to give the DCP */
788 Film::dcp_name () const
790 if (use_dci_name()) {
799 Film::set_directory (string d)
801 boost::mutex::scoped_lock lm (_state_mutex);
807 Film::set_name (string n)
810 boost::mutex::scoped_lock lm (_state_mutex);
813 signal_changed (NAME);
817 Film::set_use_dci_name (bool u)
820 boost::mutex::scoped_lock lm (_state_mutex);
823 signal_changed (USE_DCI_NAME);
827 Film::set_content (string c)
829 string check = directory ();
831 #if BOOST_FILESYSTEM_VERSION == 3
832 boost::filesystem::path slash ("/");
833 string platform_slash = slash.make_preferred().string ();
835 #ifdef DVDOMATIC_WINDOWS
836 string platform_slash = "\\";
838 string platform_slash = "/";
842 if (!ends_with (check, platform_slash)) {
843 check += platform_slash;
846 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
847 c = c.substr (_directory.length() + 1);
853 boost::mutex::scoped_lock lm (_state_mutex);
858 old_content = _content;
862 /* Reset streams here in case the new content doesn't have one or the other */
863 _content_audio_stream = shared_ptr<AudioStream> ();
864 _subtitle_stream = shared_ptr<SubtitleStream> ();
866 /* Start off using content audio */
867 set_use_content_audio (true);
869 /* Create a temporary decoder so that we can get information
874 shared_ptr<DecodeOptions> o (new DecodeOptions);
875 Decoders d = decoder_factory (shared_from_this(), o, 0);
877 set_size (d.video->native_size ());
878 set_frames_per_second (d.video->frames_per_second ());
879 set_subtitle_streams (d.video->subtitle_streams ());
881 set_content_audio_streams (d.audio->audio_streams ());
884 /* Start off with the first audio and subtitle streams */
885 if (d.audio && !d.audio->audio_streams().empty()) {
886 set_content_audio_stream (d.audio->audio_streams().front());
889 if (!d.video->subtitle_streams().empty()) {
890 set_subtitle_stream (d.video->subtitle_streams().front());
894 boost::mutex::scoped_lock lm (_state_mutex);
898 signal_changed (CONTENT);
904 boost::mutex::scoped_lock lm (_state_mutex);
905 _content = old_content;
911 switch (content_type()) {
913 set_format (Format::from_id ("var-185"));
916 set_format (Format::from_id ("185"));
920 /* Still image DCPs must use external audio */
921 if (content_type() == STILL) {
922 set_use_content_audio (false);
927 Film::set_trust_content_header (bool t)
930 boost::mutex::scoped_lock lm (_state_mutex);
931 _trust_content_header = t;
934 signal_changed (TRUST_CONTENT_HEADER);
936 if (!_trust_content_header && !content().empty()) {
937 /* We just said that we don't trust the content's header */
943 Film::set_dcp_content_type (DCPContentType const * t)
946 boost::mutex::scoped_lock lm (_state_mutex);
947 _dcp_content_type = t;
949 signal_changed (DCP_CONTENT_TYPE);
953 Film::set_format (Format const * f)
956 boost::mutex::scoped_lock lm (_state_mutex);
959 signal_changed (FORMAT);
963 Film::set_crop (Crop c)
966 boost::mutex::scoped_lock lm (_state_mutex);
969 signal_changed (CROP);
973 Film::set_left_crop (int c)
976 boost::mutex::scoped_lock lm (_state_mutex);
978 if (_crop.left == c) {
984 signal_changed (CROP);
988 Film::set_right_crop (int c)
991 boost::mutex::scoped_lock lm (_state_mutex);
992 if (_crop.right == c) {
998 signal_changed (CROP);
1002 Film::set_top_crop (int c)
1005 boost::mutex::scoped_lock lm (_state_mutex);
1006 if (_crop.top == c) {
1012 signal_changed (CROP);
1016 Film::set_bottom_crop (int c)
1019 boost::mutex::scoped_lock lm (_state_mutex);
1020 if (_crop.bottom == c) {
1026 signal_changed (CROP);
1030 Film::set_filters (vector<Filter const *> f)
1033 boost::mutex::scoped_lock lm (_state_mutex);
1036 signal_changed (FILTERS);
1040 Film::set_scaler (Scaler const * s)
1043 boost::mutex::scoped_lock lm (_state_mutex);
1046 signal_changed (SCALER);
1050 Film::set_dcp_trim_start (int t)
1053 boost::mutex::scoped_lock lm (_state_mutex);
1054 _dcp_trim_start = t;
1056 signal_changed (DCP_TRIM_START);
1060 Film::set_dcp_trim_end (int t)
1063 boost::mutex::scoped_lock lm (_state_mutex);
1066 signal_changed (DCP_TRIM_END);
1070 Film::set_dcp_ab (bool a)
1073 boost::mutex::scoped_lock lm (_state_mutex);
1076 signal_changed (DCP_AB);
1080 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1083 boost::mutex::scoped_lock lm (_state_mutex);
1084 _content_audio_stream = s;
1086 signal_changed (CONTENT_AUDIO_STREAM);
1090 Film::set_external_audio (vector<string> a)
1093 boost::mutex::scoped_lock lm (_state_mutex);
1094 _external_audio = a;
1097 shared_ptr<DecodeOptions> o (new DecodeOptions);
1098 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), o, 0));
1099 if (decoder->audio_stream()) {
1100 _external_audio_stream = decoder->audio_stream ();
1103 signal_changed (EXTERNAL_AUDIO);
1107 Film::set_use_content_audio (bool e)
1110 boost::mutex::scoped_lock lm (_state_mutex);
1111 _use_content_audio = e;
1114 signal_changed (USE_CONTENT_AUDIO);
1118 Film::set_audio_gain (float g)
1121 boost::mutex::scoped_lock lm (_state_mutex);
1124 signal_changed (AUDIO_GAIN);
1128 Film::set_audio_delay (int d)
1131 boost::mutex::scoped_lock lm (_state_mutex);
1134 signal_changed (AUDIO_DELAY);
1138 Film::set_still_duration (int d)
1141 boost::mutex::scoped_lock lm (_state_mutex);
1142 _still_duration = d;
1144 signal_changed (STILL_DURATION);
1148 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1151 boost::mutex::scoped_lock lm (_state_mutex);
1152 _subtitle_stream = s;
1154 signal_changed (SUBTITLE_STREAM);
1158 Film::set_with_subtitles (bool w)
1161 boost::mutex::scoped_lock lm (_state_mutex);
1162 _with_subtitles = w;
1164 signal_changed (WITH_SUBTITLES);
1168 Film::set_subtitle_offset (int o)
1171 boost::mutex::scoped_lock lm (_state_mutex);
1172 _subtitle_offset = o;
1174 signal_changed (SUBTITLE_OFFSET);
1178 Film::set_subtitle_scale (float s)
1181 boost::mutex::scoped_lock lm (_state_mutex);
1182 _subtitle_scale = s;
1184 signal_changed (SUBTITLE_SCALE);
1188 Film::set_colour_lut (int i)
1191 boost::mutex::scoped_lock lm (_state_mutex);
1194 signal_changed (COLOUR_LUT);
1198 Film::set_j2k_bandwidth (int b)
1201 boost::mutex::scoped_lock lm (_state_mutex);
1204 signal_changed (J2K_BANDWIDTH);
1208 Film::set_dci_metadata (DCIMetadata m)
1211 boost::mutex::scoped_lock lm (_state_mutex);
1214 signal_changed (DCI_METADATA);
1218 Film::set_size (libdcp::Size s)
1221 boost::mutex::scoped_lock lm (_state_mutex);
1224 signal_changed (SIZE);
1228 Film::set_length (SourceFrame l)
1231 boost::mutex::scoped_lock lm (_state_mutex);
1234 signal_changed (LENGTH);
1238 Film::unset_length ()
1241 boost::mutex::scoped_lock lm (_state_mutex);
1242 _length = boost::none;
1244 signal_changed (LENGTH);
1248 Film::set_content_digest (string d)
1251 boost::mutex::scoped_lock lm (_state_mutex);
1252 _content_digest = d;
1258 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1261 boost::mutex::scoped_lock lm (_state_mutex);
1262 _content_audio_streams = s;
1264 signal_changed (CONTENT_AUDIO_STREAMS);
1268 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1271 boost::mutex::scoped_lock lm (_state_mutex);
1272 _subtitle_streams = s;
1274 signal_changed (SUBTITLE_STREAMS);
1278 Film::set_frames_per_second (float f)
1281 boost::mutex::scoped_lock lm (_state_mutex);
1282 _frames_per_second = f;
1284 signal_changed (FRAMES_PER_SECOND);
1288 Film::signal_changed (Property p)
1291 boost::mutex::scoped_lock lm (_state_mutex);
1296 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1301 Film::audio_channels () const
1303 shared_ptr<AudioStream> s = audio_stream ();
1308 return s->channels ();
1312 Film::set_dci_date_today ()
1314 _dci_date = boost::gregorian::day_clock::local_day ();
1317 boost::shared_ptr<AudioStream>
1318 Film::audio_stream () const
1320 if (use_content_audio()) {
1321 return _content_audio_stream;
1324 return _external_audio_stream;