2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #include <boost/filesystem.hpp>
29 #include <boost/algorithm/string.hpp>
30 #include <boost/lexical_cast.hpp>
31 #include <boost/date_time.hpp>
36 #include "transcoder.h"
38 #include "job_manager.h"
39 #include "ab_transcode_job.h"
40 #include "transcode_job.h"
41 #include "scp_dcp_job.h"
44 #include "exceptions.h"
45 #include "examine_content_job.h"
47 #include "decoder_factory.h"
50 #include "ui_signaller.h"
51 #include "video_decoder.h"
52 #include "audio_decoder.h"
53 #include "external_audio_decoder.h"
56 using std::stringstream;
66 using boost::shared_ptr;
67 using boost::lexical_cast;
68 using boost::to_upper_copy;
69 using boost::ends_with;
70 using boost::starts_with;
71 using boost::optional;
74 int const Film::state_version = 3;
76 /** Construct a Film object in a given directory, reading any metadata
77 * file that exists in that directory. An exception will be thrown if
78 * must_exist is true and the specified directory does not exist.
80 * @param d Film directory.
81 * @param must_exist true to throw an exception if does not exist.
84 Film::Film (string d, bool must_exist)
85 : _use_dci_name (true)
86 , _trust_content_header (true)
87 , _dcp_content_type (0)
89 , _scaler (Scaler::from_id ("bicubic"))
93 , _use_content_audio (true)
96 , _still_duration (10)
97 , _with_subtitles (false)
98 , _subtitle_offset (0)
101 , _j2k_bandwidth (200000000)
102 , _dci_metadata (Config::instance()->default_dci_metadata ())
103 , _frames_per_second (0)
106 set_dci_date_today ();
108 /* Make state.directory a complete path without ..s (where possible)
109 (Code swiped from Adam Bowen on stackoverflow)
112 boost::filesystem::path p (boost::filesystem::system_complete (d));
113 boost::filesystem::path result;
114 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
116 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
119 result = result.parent_path ();
121 } else if (*i != ".") {
126 set_directory (result.string ());
128 if (!boost::filesystem::exists (directory())) {
130 throw OpenFileError (directory());
132 boost::filesystem::create_directory (directory());
136 _external_audio_stream = ExternalAudioStream::create ();
142 _log = new FileLog (file ("log"));
145 Film::Film (Film const & o)
146 : boost::enable_shared_from_this<Film> (o)
148 , _directory (o._directory)
150 , _use_dci_name (o._use_dci_name)
151 , _content (o._content)
152 , _trust_content_header (o._trust_content_header)
153 , _dcp_content_type (o._dcp_content_type)
154 , _format (o._format)
156 , _filters (o._filters)
157 , _scaler (o._scaler)
158 , _trim_start (o._trim_start)
159 , _trim_end (o._trim_end)
160 , _dcp_ab (o._dcp_ab)
161 , _content_audio_stream (o._content_audio_stream)
162 , _external_audio (o._external_audio)
163 , _use_content_audio (o._use_content_audio)
164 , _audio_gain (o._audio_gain)
165 , _audio_delay (o._audio_delay)
166 , _still_duration (o._still_duration)
167 , _subtitle_stream (o._subtitle_stream)
168 , _with_subtitles (o._with_subtitles)
169 , _subtitle_offset (o._subtitle_offset)
170 , _subtitle_scale (o._subtitle_scale)
171 , _colour_lut (o._colour_lut)
172 , _j2k_bandwidth (o._j2k_bandwidth)
173 , _dci_metadata (o._dci_metadata)
174 , _dci_date (o._dci_date)
176 , _length (o._length)
177 , _dcp_intrinsic_duration (o._dcp_intrinsic_duration)
178 , _content_digest (o._content_digest)
179 , _content_audio_streams (o._content_audio_streams)
180 , _external_audio_stream (o._external_audio_stream)
181 , _subtitle_streams (o._subtitle_streams)
182 , _frames_per_second (o._frames_per_second)
194 Film::video_state_identifier () const
198 pair<string, string> f = Filter::ffmpeg_strings (filters());
202 << "_" << content_digest()
203 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
204 << "_" << f.first << "_" << f.second
205 << "_" << scaler()->id()
206 << "_" << j2k_bandwidth()
207 << "_" << boost::lexical_cast<int> (colour_lut());
210 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
211 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
217 /** @return The path to the directory to write video frame info files to */
219 Film::info_dir () const
221 boost::filesystem::path p;
223 p /= video_state_identifier ();
224 return dir (p.string());
228 Film::video_mxf_dir () const
230 boost::filesystem::path p;
231 return dir ("video");
235 Film::video_mxf_filename () const
237 return video_state_identifier() + ".mxf";
240 /** Add suitable Jobs to the JobManager to create a DCP for this Film */
244 set_dci_date_today ();
246 if (dcp_name().find ("/") != string::npos) {
247 throw BadSettingError ("name", _("cannot contain slashes"));
250 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
254 gethostname (buffer, sizeof (buffer));
255 log()->log (String::compose ("Starting to make DCP on %1", buffer));
258 log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? "still" : "video")));
260 log()->log (String::compose ("Content length %1", length().get()));
262 log()->log (String::compose ("Content digest %1", content_digest()));
263 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
264 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
265 #ifdef DVDOMATIC_DEBUG
266 log()->log ("DVD-o-matic built in debug mode.");
268 log()->log ("DVD-o-matic built in optimised mode.");
271 log()->log ("libdcp built in debug mode.");
273 log()->log ("libdcp built in optimised mode.");
275 pair<string, int> const c = cpu_info ();
276 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
279 throw MissingSettingError ("format");
282 if (content().empty ()) {
283 throw MissingSettingError ("content");
286 if (dcp_content_type() == 0) {
287 throw MissingSettingError ("content type");
290 if (name().empty()) {
291 throw MissingSettingError ("name");
295 od.decode_subtitles = with_subtitles ();
300 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od)));
302 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od)));
306 /** Start a job to examine our content file */
308 Film::examine_content ()
310 if (_examine_content_job) {
314 _examine_content_job.reset (new ExamineContentJob (shared_from_this()));
315 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
316 JobManager::instance()->add (_examine_content_job);
320 Film::examine_content_finished ()
322 _examine_content_job.reset ();
325 /** Start a job to send our DCP to the configured TMS */
327 Film::send_dcp_to_tms ()
329 shared_ptr<Job> j (new SCPDCPJob (shared_from_this()));
330 JobManager::instance()->add (j);
333 /** Count the number of frames that have been encoded for this film.
334 * @return frame count.
337 Film::encoded_frames () const
344 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (info_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
346 boost::this_thread::interruption_point ();
352 /** Write state to our `metadata' file */
354 Film::write_metadata () const
356 boost::mutex::scoped_lock lm (_state_mutex);
358 boost::filesystem::create_directories (directory());
360 string const m = file ("metadata");
361 ofstream f (m.c_str ());
363 throw CreateFileError (m);
366 f << "version " << state_version << "\n";
369 f << "name " << _name << "\n";
370 f << "use_dci_name " << _use_dci_name << "\n";
371 f << "content " << _content << "\n";
372 f << "trust_content_header " << (_trust_content_header ? "1" : "0") << "\n";
373 if (_dcp_content_type) {
374 f << "dcp_content_type " << _dcp_content_type->dci_name () << "\n";
377 f << "format " << _format->as_metadata () << "\n";
379 f << "left_crop " << _crop.left << "\n";
380 f << "right_crop " << _crop.right << "\n";
381 f << "top_crop " << _crop.top << "\n";
382 f << "bottom_crop " << _crop.bottom << "\n";
383 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
384 f << "filter " << (*i)->id () << "\n";
386 f << "scaler " << _scaler->id () << "\n";
387 f << "trim_start " << _trim_start << "\n";
388 f << "trim_end " << _trim_end << "\n";
389 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
390 if (_content_audio_stream) {
391 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n";
393 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
394 f << "external_audio " << *i << "\n";
396 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n";
397 f << "audio_gain " << _audio_gain << "\n";
398 f << "audio_delay " << _audio_delay << "\n";
399 f << "still_duration " << _still_duration << "\n";
400 if (_subtitle_stream) {
401 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n";
403 f << "with_subtitles " << _with_subtitles << "\n";
404 f << "subtitle_offset " << _subtitle_offset << "\n";
405 f << "subtitle_scale " << _subtitle_scale << "\n";
406 f << "colour_lut " << _colour_lut << "\n";
407 f << "j2k_bandwidth " << _j2k_bandwidth << "\n";
408 _dci_metadata.write (f);
409 f << "dci_date " << boost::gregorian::to_iso_string (_dci_date) << "\n";
410 f << "width " << _size.width << "\n";
411 f << "height " << _size.height << "\n";
412 f << "length " << _length.get_value_or(0) << "\n";
413 f << "dcp_intrinsic_duration " << _dcp_intrinsic_duration.get_value_or(0) << "\n";
414 f << "content_digest " << _content_digest << "\n";
416 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
417 f << "content_audio_stream " << (*i)->to_string () << "\n";
420 f << "external_audio_stream " << _external_audio_stream->to_string() << "\n";
422 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
423 f << "subtitle_stream " << (*i)->to_string () << "\n";
426 f << "frames_per_second " << _frames_per_second << "\n";
431 /** Read state from our metadata file */
433 Film::read_metadata ()
435 boost::mutex::scoped_lock lm (_state_mutex);
437 _external_audio.clear ();
438 _content_audio_streams.clear ();
439 _subtitle_streams.clear ();
441 boost::optional<int> version;
443 /* Backward compatibility things */
444 boost::optional<int> audio_sample_rate;
445 boost::optional<int> audio_stream_index;
446 boost::optional<int> subtitle_stream_index;
448 ifstream f (file ("metadata").c_str());
450 throw OpenFileError (file ("metadata"));
453 multimap<string, string> kv = read_key_value (f);
455 /* We need version before anything else */
456 multimap<string, string>::iterator v = kv.find ("version");
457 if (v != kv.end ()) {
458 version = atoi (v->second.c_str());
461 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
462 string const k = i->first;
463 string const v = i->second;
465 if (k == "audio_sample_rate") {
466 audio_sample_rate = atoi (v.c_str());
469 /* User-specified stuff */
472 } else if (k == "use_dci_name") {
473 _use_dci_name = (v == "1");
474 } else if (k == "content") {
476 } else if (k == "trust_content_header") {
477 _trust_content_header = (v == "1");
478 } else if (k == "dcp_content_type") {
480 _dcp_content_type = DCPContentType::from_pretty_name (v);
482 _dcp_content_type = DCPContentType::from_dci_name (v);
484 } else if (k == "format") {
485 _format = Format::from_metadata (v);
486 } else if (k == "left_crop") {
487 _crop.left = atoi (v.c_str ());
488 } else if (k == "right_crop") {
489 _crop.right = atoi (v.c_str ());
490 } else if (k == "top_crop") {
491 _crop.top = atoi (v.c_str ());
492 } else if (k == "bottom_crop") {
493 _crop.bottom = atoi (v.c_str ());
494 } else if (k == "filter") {
495 _filters.push_back (Filter::from_id (v));
496 } else if (k == "scaler") {
497 _scaler = Scaler::from_id (v);
498 } else if ( ((!version || version < 2) && k == "dcp_trim_start") || k == "trim_start") {
499 _trim_start = atoi (v.c_str ());
500 } else if ( ((!version || version < 2) && k == "dcp_trim_end") || k == "trim_end") {
501 _trim_end = atoi (v.c_str ());
502 } else if (k == "dcp_ab") {
503 _dcp_ab = (v == "1");
504 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
506 audio_stream_index = atoi (v.c_str ());
508 _content_audio_stream = audio_stream_factory (v, version);
510 } else if (k == "external_audio") {
511 _external_audio.push_back (v);
512 } else if (k == "use_content_audio") {
513 _use_content_audio = (v == "1");
514 } else if (k == "audio_gain") {
515 _audio_gain = atof (v.c_str ());
516 } else if (k == "audio_delay") {
517 _audio_delay = atoi (v.c_str ());
518 } else if (k == "still_duration") {
519 _still_duration = atoi (v.c_str ());
520 } else if (k == "selected_subtitle_stream") {
522 subtitle_stream_index = atoi (v.c_str ());
524 _subtitle_stream = subtitle_stream_factory (v, version);
526 } else if (k == "with_subtitles") {
527 _with_subtitles = (v == "1");
528 } else if (k == "subtitle_offset") {
529 _subtitle_offset = atoi (v.c_str ());
530 } else if (k == "subtitle_scale") {
531 _subtitle_scale = atof (v.c_str ());
532 } else if (k == "colour_lut") {
533 _colour_lut = atoi (v.c_str ());
534 } else if (k == "j2k_bandwidth") {
535 _j2k_bandwidth = atoi (v.c_str ());
536 } else if (k == "dci_date") {
537 _dci_date = boost::gregorian::from_undelimited_string (v);
540 _dci_metadata.read (k, v);
544 _size.width = atoi (v.c_str ());
545 } else if (k == "height") {
546 _size.height = atoi (v.c_str ());
547 } else if (k == "length") {
548 int const vv = atoi (v.c_str ());
552 } else if (k == "dcp_intrinsic_duration") {
553 int const vv = atoi (v.c_str ());
555 _dcp_intrinsic_duration = vv;
557 } else if (k == "content_digest") {
559 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
560 _content_audio_streams.push_back (audio_stream_factory (v, version));
561 } else if (k == "external_audio_stream") {
562 _external_audio_stream = audio_stream_factory (v, version);
563 } else if (k == "subtitle_stream") {
564 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
565 } else if (k == "frames_per_second") {
566 _frames_per_second = atof (v.c_str ());
571 if (audio_sample_rate) {
572 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
573 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
574 (*i)->set_sample_rate (audio_sample_rate.get());
578 /* also the selected stream was specified as an index */
579 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
580 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
583 /* similarly the subtitle */
584 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
585 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
593 Film::cropped_size (libdcp::Size s) const
595 boost::mutex::scoped_lock lm (_state_mutex);
596 s.width -= _crop.left + _crop.right;
597 s.height -= _crop.top + _crop.bottom;
601 /** Given a directory name, return its full path within the Film's directory.
602 * The directory (and its parents) will be created if they do not exist.
605 Film::dir (string d) const
607 boost::mutex::scoped_lock lm (_directory_mutex);
609 boost::filesystem::path p;
613 boost::filesystem::create_directories (p);
618 /** Given a file or directory name, return its full path within the Film's directory.
619 * _directory_mutex must not be locked on entry.
620 * Any required parent directories will be created.
623 Film::file (string f) const
625 boost::mutex::scoped_lock lm (_directory_mutex);
627 boost::filesystem::path p;
631 boost::filesystem::create_directories (p.parent_path ());
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 (frames_per_second ());
678 /* Compensate if the DCP is being run at a different frame rate
679 to the source; that is, if the video is run such that it will
680 look different in the DCP compared to the source (slower or faster).
681 skip/repeat doesn't come into effect here.
684 if (dfr.change_speed) {
685 t *= _frames_per_second * dfr.factor() / dfr.frames_per_second;
692 Film::still_duration_in_frames () const
694 return still_duration() * frames_per_second();
697 /** @return a DCI-compliant name for a DCP of this film */
699 Film::dci_name (bool if_created_now) const
703 string fixed_name = to_upper_copy (name());
704 for (size_t i = 0; i < fixed_name.length(); ++i) {
705 if (fixed_name[i] == ' ') {
710 /* Spec is that the name part should be maximum 14 characters, as I understand it */
711 if (fixed_name.length() > 14) {
712 fixed_name = fixed_name.substr (0, 14);
715 d << fixed_name << "_";
717 if (dcp_content_type()) {
718 d << dcp_content_type()->dci_name() << "_";
722 d << format()->dci_name() << "_";
725 DCIMetadata const dm = dci_metadata ();
727 if (!dm.audio_language.empty ()) {
728 d << dm.audio_language;
729 if (!dm.subtitle_language.empty() && with_subtitles()) {
730 d << "-" << dm.subtitle_language;
738 if (!dm.territory.empty ()) {
740 if (!dm.rating.empty ()) {
741 d << "-" << dm.rating;
746 switch (audio_channels()) {
763 if (!dm.studio.empty ()) {
764 d << dm.studio << "_";
767 if (if_created_now) {
768 d << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ()) << "_";
770 d << boost::gregorian::to_iso_string (_dci_date) << "_";
773 if (!dm.facility.empty ()) {
774 d << dm.facility << "_";
777 if (!dm.package_type.empty ()) {
778 d << dm.package_type;
784 /** @return name to give the DCP */
786 Film::dcp_name (bool if_created_now) const
788 if (use_dci_name()) {
789 return dci_name (if_created_now);
797 Film::set_directory (string d)
799 boost::mutex::scoped_lock lm (_state_mutex);
805 Film::set_name (string n)
808 boost::mutex::scoped_lock lm (_state_mutex);
811 signal_changed (NAME);
815 Film::set_use_dci_name (bool u)
818 boost::mutex::scoped_lock lm (_state_mutex);
821 signal_changed (USE_DCI_NAME);
825 Film::set_content (string c)
827 string check = directory ();
829 boost::filesystem::path slash ("/");
830 string platform_slash = slash.make_preferred().string ();
832 if (!ends_with (check, platform_slash)) {
833 check += platform_slash;
836 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
837 c = c.substr (_directory.length() + 1);
843 boost::mutex::scoped_lock lm (_state_mutex);
848 old_content = _content;
852 /* Reset streams here in case the new content doesn't have one or the other */
853 _content_audio_stream = shared_ptr<AudioStream> ();
854 _subtitle_stream = shared_ptr<SubtitleStream> ();
856 /* Start off using content audio */
857 set_use_content_audio (true);
859 /* Create a temporary decoder so that we can get information
864 Decoders d = decoder_factory (shared_from_this(), DecodeOptions());
866 set_size (d.video->native_size ());
867 set_frames_per_second (d.video->frames_per_second ());
868 set_subtitle_streams (d.video->subtitle_streams ());
870 set_content_audio_streams (d.audio->audio_streams ());
873 /* Start off with the first audio and subtitle streams */
874 if (d.audio && !d.audio->audio_streams().empty()) {
875 set_content_audio_stream (d.audio->audio_streams().front());
878 if (!d.video->subtitle_streams().empty()) {
879 set_subtitle_stream (d.video->subtitle_streams().front());
883 boost::mutex::scoped_lock lm (_state_mutex);
887 signal_changed (CONTENT);
893 boost::mutex::scoped_lock lm (_state_mutex);
894 _content = old_content;
900 switch (content_type()) {
902 set_format (Format::from_id ("var-185"));
905 set_format (Format::from_id ("185"));
909 /* Still image DCPs must use external audio */
910 if (content_type() == STILL) {
911 set_use_content_audio (false);
916 Film::set_trust_content_header (bool t)
919 boost::mutex::scoped_lock lm (_state_mutex);
920 _trust_content_header = t;
923 signal_changed (TRUST_CONTENT_HEADER);
925 if (!_trust_content_header && !content().empty()) {
926 /* We just said that we don't trust the content's header */
932 Film::set_dcp_content_type (DCPContentType const * t)
935 boost::mutex::scoped_lock lm (_state_mutex);
936 _dcp_content_type = t;
938 signal_changed (DCP_CONTENT_TYPE);
942 Film::set_format (Format const * f)
945 boost::mutex::scoped_lock lm (_state_mutex);
948 signal_changed (FORMAT);
952 Film::set_crop (Crop c)
955 boost::mutex::scoped_lock lm (_state_mutex);
958 signal_changed (CROP);
962 Film::set_left_crop (int c)
965 boost::mutex::scoped_lock lm (_state_mutex);
967 if (_crop.left == c) {
973 signal_changed (CROP);
977 Film::set_right_crop (int c)
980 boost::mutex::scoped_lock lm (_state_mutex);
981 if (_crop.right == c) {
987 signal_changed (CROP);
991 Film::set_top_crop (int c)
994 boost::mutex::scoped_lock lm (_state_mutex);
995 if (_crop.top == c) {
1001 signal_changed (CROP);
1005 Film::set_bottom_crop (int c)
1008 boost::mutex::scoped_lock lm (_state_mutex);
1009 if (_crop.bottom == c) {
1015 signal_changed (CROP);
1019 Film::set_filters (vector<Filter const *> f)
1022 boost::mutex::scoped_lock lm (_state_mutex);
1025 signal_changed (FILTERS);
1029 Film::set_scaler (Scaler const * s)
1032 boost::mutex::scoped_lock lm (_state_mutex);
1035 signal_changed (SCALER);
1039 Film::set_trim_start (int t)
1042 boost::mutex::scoped_lock lm (_state_mutex);
1045 signal_changed (TRIM_START);
1049 Film::set_trim_end (int t)
1052 boost::mutex::scoped_lock lm (_state_mutex);
1055 signal_changed (TRIM_END);
1059 Film::set_dcp_ab (bool a)
1062 boost::mutex::scoped_lock lm (_state_mutex);
1065 signal_changed (DCP_AB);
1069 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1072 boost::mutex::scoped_lock lm (_state_mutex);
1073 _content_audio_stream = s;
1075 signal_changed (CONTENT_AUDIO_STREAM);
1079 Film::set_external_audio (vector<string> a)
1082 boost::mutex::scoped_lock lm (_state_mutex);
1083 _external_audio = a;
1086 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), DecodeOptions()));
1087 if (decoder->audio_stream()) {
1088 _external_audio_stream = decoder->audio_stream ();
1091 signal_changed (EXTERNAL_AUDIO);
1095 Film::set_use_content_audio (bool e)
1098 boost::mutex::scoped_lock lm (_state_mutex);
1099 _use_content_audio = e;
1102 signal_changed (USE_CONTENT_AUDIO);
1106 Film::set_audio_gain (float g)
1109 boost::mutex::scoped_lock lm (_state_mutex);
1112 signal_changed (AUDIO_GAIN);
1116 Film::set_audio_delay (int d)
1119 boost::mutex::scoped_lock lm (_state_mutex);
1122 signal_changed (AUDIO_DELAY);
1126 Film::set_still_duration (int d)
1129 boost::mutex::scoped_lock lm (_state_mutex);
1130 _still_duration = d;
1132 signal_changed (STILL_DURATION);
1136 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1139 boost::mutex::scoped_lock lm (_state_mutex);
1140 _subtitle_stream = s;
1142 signal_changed (SUBTITLE_STREAM);
1146 Film::set_with_subtitles (bool w)
1149 boost::mutex::scoped_lock lm (_state_mutex);
1150 _with_subtitles = w;
1152 signal_changed (WITH_SUBTITLES);
1156 Film::set_subtitle_offset (int o)
1159 boost::mutex::scoped_lock lm (_state_mutex);
1160 _subtitle_offset = o;
1162 signal_changed (SUBTITLE_OFFSET);
1166 Film::set_subtitle_scale (float s)
1169 boost::mutex::scoped_lock lm (_state_mutex);
1170 _subtitle_scale = s;
1172 signal_changed (SUBTITLE_SCALE);
1176 Film::set_colour_lut (int i)
1179 boost::mutex::scoped_lock lm (_state_mutex);
1182 signal_changed (COLOUR_LUT);
1186 Film::set_j2k_bandwidth (int b)
1189 boost::mutex::scoped_lock lm (_state_mutex);
1192 signal_changed (J2K_BANDWIDTH);
1196 Film::set_dci_metadata (DCIMetadata m)
1199 boost::mutex::scoped_lock lm (_state_mutex);
1202 signal_changed (DCI_METADATA);
1206 Film::set_size (libdcp::Size s)
1209 boost::mutex::scoped_lock lm (_state_mutex);
1212 signal_changed (SIZE);
1216 Film::set_length (SourceFrame l)
1219 boost::mutex::scoped_lock lm (_state_mutex);
1222 signal_changed (LENGTH);
1226 Film::unset_length ()
1229 boost::mutex::scoped_lock lm (_state_mutex);
1230 _length = boost::none;
1232 signal_changed (LENGTH);
1236 Film::set_dcp_intrinsic_duration (int d)
1239 boost::mutex::scoped_lock lm (_state_mutex);
1240 _dcp_intrinsic_duration = d;
1242 signal_changed (DCP_INTRINSIC_DURATION);
1246 Film::set_content_digest (string d)
1249 boost::mutex::scoped_lock lm (_state_mutex);
1250 _content_digest = d;
1256 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1259 boost::mutex::scoped_lock lm (_state_mutex);
1260 _content_audio_streams = s;
1262 signal_changed (CONTENT_AUDIO_STREAMS);
1266 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1269 boost::mutex::scoped_lock lm (_state_mutex);
1270 _subtitle_streams = s;
1272 signal_changed (SUBTITLE_STREAMS);
1276 Film::set_frames_per_second (float f)
1279 boost::mutex::scoped_lock lm (_state_mutex);
1280 _frames_per_second = f;
1282 signal_changed (FRAMES_PER_SECOND);
1286 Film::signal_changed (Property p)
1289 boost::mutex::scoped_lock lm (_state_mutex);
1294 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1299 Film::audio_channels () const
1301 shared_ptr<AudioStream> s = audio_stream ();
1306 return s->channels ();
1310 Film::set_dci_date_today ()
1312 _dci_date = boost::gregorian::day_clock::local_day ();
1315 boost::shared_ptr<AudioStream>
1316 Film::audio_stream () const
1318 if (use_content_audio()) {
1319 return _content_audio_stream;
1322 return _external_audio_stream;
1326 Film::info_path (int f) const
1328 boost::filesystem::path p;
1333 s << setfill('0') << f << ".md5";
1337 /* info_dir() will already have added any initial bit of the path,
1338 so don't call file() on this.
1344 Film::j2c_path (int f, bool t) const
1346 boost::filesystem::path p;
1348 p /= video_state_identifier ();
1352 s << setfill('0') << f << ".j2c";
1359 return file (p.string ());
1362 /** Make an educated guess as to whether we have a complete DCP
1364 * @return true if we do.
1368 Film::have_dcp () const
1371 libdcp::DCP dcp (dir (dcp_name()));