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;
67 using boost::shared_ptr;
68 using boost::lexical_cast;
69 using boost::to_upper_copy;
70 using boost::ends_with;
71 using boost::starts_with;
72 using boost::optional;
75 int const Film::state_version = 2;
77 /** Construct a Film object in a given directory, reading any metadata
78 * file that exists in that directory. An exception will be thrown if
79 * must_exist is true and the specified directory does not exist.
81 * @param d Film directory.
82 * @param must_exist true to throw an exception if does not exist.
85 Film::Film (string d, bool must_exist)
86 : _use_dci_name (true)
87 , _trust_content_header (true)
88 , _dcp_content_type (0)
90 , _scaler (Scaler::from_id ("bicubic"))
94 , _use_content_audio (true)
97 , _still_duration (10)
98 , _with_subtitles (false)
99 , _subtitle_offset (0)
100 , _subtitle_scale (1)
102 , _j2k_bandwidth (200000000)
103 , _dci_metadata (Config::instance()->default_dci_metadata ())
104 , _frames_per_second (0)
107 /* Make state.directory a complete path without ..s (where possible)
108 (Code swiped from Adam Bowen on stackoverflow)
111 boost::filesystem::path p (boost::filesystem::system_complete (d));
112 boost::filesystem::path result;
113 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
115 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
118 result = result.parent_path ();
120 } else if (*i != ".") {
125 set_directory (result.string ());
127 if (!boost::filesystem::exists (directory())) {
129 throw OpenFileError (directory());
131 boost::filesystem::create_directory (directory());
135 _external_audio_stream = ExternalAudioStream::create ();
141 _log = new FileLog (file ("log"));
142 set_dci_date_today ();
145 Film::Film (Film const & o)
146 : boost::enable_shared_from_this<Film> (o)
148 , _directory (o._directory)
150 , _use_dci_name (o._use_dci_name)
151 , _content (o._content)
152 , _trust_content_header (o._trust_content_header)
153 , _dcp_content_type (o._dcp_content_type)
154 , _format (o._format)
156 , _filters (o._filters)
157 , _scaler (o._scaler)
158 , _trim_start (o._trim_start)
159 , _trim_end (o._trim_end)
160 , _dcp_ab (o._dcp_ab)
161 , _content_audio_stream (o._content_audio_stream)
162 , _external_audio (o._external_audio)
163 , _use_content_audio (o._use_content_audio)
164 , _audio_gain (o._audio_gain)
165 , _audio_delay (o._audio_delay)
166 , _still_duration (o._still_duration)
167 , _subtitle_stream (o._subtitle_stream)
168 , _with_subtitles (o._with_subtitles)
169 , _subtitle_offset (o._subtitle_offset)
170 , _subtitle_scale (o._subtitle_scale)
171 , _colour_lut (o._colour_lut)
172 , _j2k_bandwidth (o._j2k_bandwidth)
173 , _dci_metadata (o._dci_metadata)
175 , _length (o._length)
176 , _dcp_intrinsic_duration (o._dcp_intrinsic_duration)
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)
193 Film::video_state_identifier () const
197 pair<string, string> f = Filter::ffmpeg_strings (filters());
201 << "_" << content_digest()
202 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
203 << "_" << f.first << "_" << f.second
204 << "_" << scaler()->id()
205 << "_" << j2k_bandwidth()
206 << "_" << boost::lexical_cast<int> (colour_lut());
209 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
210 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
216 /** @return The path to the directory to write video frame info files to */
218 Film::info_dir () const
220 boost::filesystem::path p;
222 p /= video_state_identifier ();
223 return dir (p.string());
227 Film::video_mxf_dir () const
229 boost::filesystem::path p;
230 return dir ("video");
234 Film::video_mxf_filename () const
236 return video_state_identifier() + ".mxf";
239 /** Add suitable Jobs to the JobManager to create a DCP for this Film.
240 * @param true to transcode, false to use the WAV and J2K files that are already there.
243 Film::make_dcp (bool transcode)
245 set_dci_date_today ();
247 if (dcp_name().find ("/") != string::npos) {
248 throw BadSettingError ("name", "cannot contain slashes");
251 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
255 gethostname (buffer, sizeof (buffer));
256 log()->log (String::compose ("Starting to make DCP on %1", buffer));
259 log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? "still" : "video")));
261 log()->log (String::compose ("Content length %1", length().get()));
263 log()->log (String::compose ("Content digest %1", content_digest()));
264 log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads()));
265 log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth()));
266 #ifdef DVDOMATIC_DEBUG
267 log()->log ("DVD-o-matic built in debug mode.");
269 log()->log ("DVD-o-matic built in optimised mode.");
272 log()->log ("libdcp built in debug mode.");
274 log()->log ("libdcp built in optimised mode.");
276 pair<string, int> const c = cpu_info ();
277 log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second));
280 throw MissingSettingError ("format");
283 if (content().empty ()) {
284 throw MissingSettingError ("content");
287 if (dcp_content_type() == 0) {
288 throw MissingSettingError ("content type");
291 if (name().empty()) {
292 throw MissingSettingError ("name");
296 od.decode_subtitles = with_subtitles ();
302 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od, shared_ptr<Job> ())));
304 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od, shared_ptr<Job> ())));
309 /** Start a job to examine our content file */
311 Film::examine_content ()
313 if (_examine_content_job) {
317 _examine_content_job.reset (new ExamineContentJob (shared_from_this(), shared_ptr<Job> ()));
318 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
319 JobManager::instance()->add (_examine_content_job);
323 Film::examine_content_finished ()
325 _examine_content_job.reset ();
328 /** Start a job to send our DCP to the configured TMS */
330 Film::send_dcp_to_tms ()
332 shared_ptr<Job> j (new SCPDCPJob (shared_from_this(), shared_ptr<Job> ()));
333 JobManager::instance()->add (j);
336 /** Count the number of frames that have been encoded for this film.
337 * @return frame count.
340 Film::encoded_frames () const
347 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (info_dir ()); i != boost::filesystem::directory_iterator(); ++i) {
349 boost::this_thread::interruption_point ();
355 /** Write state to our `metadata' file */
357 Film::write_metadata () const
359 boost::mutex::scoped_lock lm (_state_mutex);
361 boost::filesystem::create_directories (directory());
363 string const m = file ("metadata");
364 ofstream f (m.c_str ());
366 throw CreateFileError (m);
369 f << "version " << state_version << "\n";
372 f << "name " << _name << "\n";
373 f << "use_dci_name " << _use_dci_name << "\n";
374 f << "content " << _content << "\n";
375 f << "trust_content_header " << (_trust_content_header ? "1" : "0") << "\n";
376 if (_dcp_content_type) {
377 f << "dcp_content_type " << _dcp_content_type->pretty_name () << "\n";
380 f << "format " << _format->as_metadata () << "\n";
382 f << "left_crop " << _crop.left << "\n";
383 f << "right_crop " << _crop.right << "\n";
384 f << "top_crop " << _crop.top << "\n";
385 f << "bottom_crop " << _crop.bottom << "\n";
386 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
387 f << "filter " << (*i)->id () << "\n";
389 f << "scaler " << _scaler->id () << "\n";
390 f << "trim_start " << _trim_start << "\n";
391 f << "trim_end " << _trim_end << "\n";
392 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
393 if (_content_audio_stream) {
394 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n";
396 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
397 f << "external_audio " << *i << "\n";
399 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n";
400 f << "audio_gain " << _audio_gain << "\n";
401 f << "audio_delay " << _audio_delay << "\n";
402 f << "still_duration " << _still_duration << "\n";
403 if (_subtitle_stream) {
404 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n";
406 f << "with_subtitles " << _with_subtitles << "\n";
407 f << "subtitle_offset " << _subtitle_offset << "\n";
408 f << "subtitle_scale " << _subtitle_scale << "\n";
409 f << "colour_lut " << _colour_lut << "\n";
410 f << "j2k_bandwidth " << _j2k_bandwidth << "\n";
411 _dci_metadata.write (f);
412 f << "width " << _size.width << "\n";
413 f << "height " << _size.height << "\n";
414 f << "length " << _length.get_value_or(0) << "\n";
415 f << "dcp_intrinsic_duration " << _dcp_intrinsic_duration.get_value_or(0) << "\n";
416 f << "content_digest " << _content_digest << "\n";
418 for (vector<shared_ptr<AudioStream> >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
419 f << "content_audio_stream " << (*i)->to_string () << "\n";
422 f << "external_audio_stream " << _external_audio_stream->to_string() << "\n";
424 for (vector<shared_ptr<SubtitleStream> >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) {
425 f << "subtitle_stream " << (*i)->to_string () << "\n";
428 f << "frames_per_second " << _frames_per_second << "\n";
433 /** Read state from our metadata file */
435 Film::read_metadata ()
437 boost::mutex::scoped_lock lm (_state_mutex);
439 _external_audio.clear ();
440 _content_audio_streams.clear ();
441 _subtitle_streams.clear ();
443 boost::optional<int> version;
445 /* Backward compatibility things */
446 boost::optional<int> audio_sample_rate;
447 boost::optional<int> audio_stream_index;
448 boost::optional<int> subtitle_stream_index;
450 ifstream f (file ("metadata").c_str());
452 throw OpenFileError (file("metadata"));
455 multimap<string, string> kv = read_key_value (f);
457 /* We need version before anything else */
458 multimap<string, string>::iterator v = kv.find ("version");
459 if (v != kv.end ()) {
460 version = atoi (v->second.c_str());
463 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
464 string const k = i->first;
465 string const v = i->second;
467 if (k == "audio_sample_rate") {
468 audio_sample_rate = atoi (v.c_str());
471 /* User-specified stuff */
474 } else if (k == "use_dci_name") {
475 _use_dci_name = (v == "1");
476 } else if (k == "content") {
478 } else if (k == "trust_content_header") {
479 _trust_content_header = (v == "1");
480 } else if (k == "dcp_content_type") {
481 _dcp_content_type = DCPContentType::from_pretty_name (v);
482 } else if (k == "format") {
483 _format = Format::from_metadata (v);
484 } else if (k == "left_crop") {
485 _crop.left = atoi (v.c_str ());
486 } else if (k == "right_crop") {
487 _crop.right = atoi (v.c_str ());
488 } else if (k == "top_crop") {
489 _crop.top = atoi (v.c_str ());
490 } else if (k == "bottom_crop") {
491 _crop.bottom = atoi (v.c_str ());
492 } else if (k == "filter") {
493 _filters.push_back (Filter::from_id (v));
494 } else if (k == "scaler") {
495 _scaler = Scaler::from_id (v);
496 } else if ( ((!version || version < 2) && k == "trim_start") || k == "trim_start") {
497 _trim_start = atoi (v.c_str ());
498 } else if ( ((!version || version < 2) && k == "trim_end") || k == "trim_end") {
499 _trim_end = atoi (v.c_str ());
500 } else if (k == "dcp_ab") {
501 _dcp_ab = (v == "1");
502 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
504 audio_stream_index = atoi (v.c_str ());
506 _content_audio_stream = audio_stream_factory (v, version);
508 } else if (k == "external_audio") {
509 _external_audio.push_back (v);
510 } else if (k == "use_content_audio") {
511 _use_content_audio = (v == "1");
512 } else if (k == "audio_gain") {
513 _audio_gain = atof (v.c_str ());
514 } else if (k == "audio_delay") {
515 _audio_delay = atoi (v.c_str ());
516 } else if (k == "still_duration") {
517 _still_duration = atoi (v.c_str ());
518 } else if (k == "selected_subtitle_stream") {
520 subtitle_stream_index = atoi (v.c_str ());
522 _subtitle_stream = subtitle_stream_factory (v, version);
524 } else if (k == "with_subtitles") {
525 _with_subtitles = (v == "1");
526 } else if (k == "subtitle_offset") {
527 _subtitle_offset = atoi (v.c_str ());
528 } else if (k == "subtitle_scale") {
529 _subtitle_scale = atof (v.c_str ());
530 } else if (k == "colour_lut") {
531 _colour_lut = atoi (v.c_str ());
532 } else if (k == "j2k_bandwidth") {
533 _j2k_bandwidth = atoi (v.c_str ());
536 _dci_metadata.read (k, v);
540 _size.width = atoi (v.c_str ());
541 } else if (k == "height") {
542 _size.height = atoi (v.c_str ());
543 } else if (k == "length") {
544 int const vv = atoi (v.c_str ());
548 } else if (k == "dcp_intrinsic_duration") {
549 int const vv = atoi (v.c_str ());
551 _dcp_intrinsic_duration = vv;
553 } else if (k == "content_digest") {
555 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
556 _content_audio_streams.push_back (audio_stream_factory (v, version));
557 } else if (k == "external_audio_stream") {
558 _external_audio_stream = audio_stream_factory (v, version);
559 } else if (k == "subtitle_stream") {
560 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
561 } else if (k == "frames_per_second") {
562 _frames_per_second = atof (v.c_str ());
567 if (audio_sample_rate) {
568 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
569 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
570 (*i)->set_sample_rate (audio_sample_rate.get());
574 /* also the selected stream was specified as an index */
575 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
576 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
579 /* similarly the subtitle */
580 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
581 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
589 Film::cropped_size (libdcp::Size s) const
591 boost::mutex::scoped_lock lm (_state_mutex);
592 s.width -= _crop.left + _crop.right;
593 s.height -= _crop.top + _crop.bottom;
597 /** Given a directory name, return its full path within the Film's directory.
598 * The directory (and its parents) will be created if they do not exist.
601 Film::dir (string d) const
603 boost::mutex::scoped_lock lm (_directory_mutex);
604 boost::filesystem::path p;
607 boost::filesystem::create_directories (p);
611 /** Given a file or directory name, return its full path within the Film's directory.
612 * _directory_mutex must not be locked on entry.
615 Film::file (string f) const
617 boost::mutex::scoped_lock lm (_directory_mutex);
618 boost::filesystem::path p;
624 /** @return full path of the content (actual video) file
628 Film::content_path () const
630 boost::mutex::scoped_lock lm (_state_mutex);
631 if (boost::filesystem::path(_content).has_root_directory ()) {
635 return file (_content);
639 Film::content_type () const
641 if (boost::filesystem::is_directory (_content)) {
642 /* Directory of images, we assume */
646 if (still_image_file (_content)) {
653 /** @return The sampling rate that we will resample the audio to */
655 Film::target_audio_sample_rate () const
657 if (!audio_stream()) {
661 /* Resample to a DCI-approved sample rate */
662 double t = dcp_audio_sample_rate (audio_stream()->sample_rate());
664 DCPFrameRate dfr (frames_per_second ());
666 /* Compensate if the DCP is being run at a different frame rate
667 to the source; that is, if the video is run such that it will
668 look different in the DCP compared to the source (slower or faster).
669 skip/repeat doesn't come into effect here.
672 if (dfr.change_speed) {
673 t *= _frames_per_second * dfr.factor() / dfr.frames_per_second;
680 Film::still_duration_in_frames () const
682 return still_duration() * frames_per_second();
685 /** @return a DCI-compliant name for a DCP of this film */
687 Film::dci_name () const
691 string fixed_name = to_upper_copy (name());
692 for (size_t i = 0; i < fixed_name.length(); ++i) {
693 if (fixed_name[i] == ' ') {
698 /* Spec is that the name part should be maximum 14 characters, as I understand it */
699 if (fixed_name.length() > 14) {
700 fixed_name = fixed_name.substr (0, 14);
703 d << fixed_name << "_";
705 if (dcp_content_type()) {
706 d << dcp_content_type()->dci_name() << "_";
710 d << format()->dci_name() << "_";
713 DCIMetadata const dm = dci_metadata ();
715 if (!dm.audio_language.empty ()) {
716 d << dm.audio_language;
717 if (!dm.subtitle_language.empty() && with_subtitles()) {
718 d << "-" << dm.subtitle_language;
726 if (!dm.territory.empty ()) {
728 if (!dm.rating.empty ()) {
729 d << "-" << dm.rating;
734 switch (audio_channels()) {
751 if (!dm.studio.empty ()) {
752 d << dm.studio << "_";
755 d << boost::gregorian::to_iso_string (_dci_date) << "_";
757 if (!dm.facility.empty ()) {
758 d << dm.facility << "_";
761 if (!dm.package_type.empty ()) {
762 d << dm.package_type;
768 /** @return name to give the DCP */
770 Film::dcp_name () const
772 if (use_dci_name()) {
781 Film::set_directory (string d)
783 boost::mutex::scoped_lock lm (_state_mutex);
789 Film::set_name (string n)
792 boost::mutex::scoped_lock lm (_state_mutex);
795 signal_changed (NAME);
799 Film::set_use_dci_name (bool u)
802 boost::mutex::scoped_lock lm (_state_mutex);
805 signal_changed (USE_DCI_NAME);
809 Film::set_content (string c)
811 string check = directory ();
813 boost::filesystem::path slash ("/");
814 string platform_slash = slash.make_preferred().string ();
816 if (!ends_with (check, platform_slash)) {
817 check += platform_slash;
820 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
821 c = c.substr (_directory.length() + 1);
827 boost::mutex::scoped_lock lm (_state_mutex);
832 old_content = _content;
836 /* Reset streams here in case the new content doesn't have one or the other */
837 _content_audio_stream = shared_ptr<AudioStream> ();
838 _subtitle_stream = shared_ptr<SubtitleStream> ();
840 /* Start off using content audio */
841 set_use_content_audio (true);
843 /* Create a temporary decoder so that we can get information
848 Decoders d = decoder_factory (shared_from_this(), DecodeOptions(), 0);
850 set_size (d.video->native_size ());
851 set_frames_per_second (d.video->frames_per_second ());
852 set_subtitle_streams (d.video->subtitle_streams ());
854 set_content_audio_streams (d.audio->audio_streams ());
857 /* Start off with the first audio and subtitle streams */
858 if (d.audio && !d.audio->audio_streams().empty()) {
859 set_content_audio_stream (d.audio->audio_streams().front());
862 if (!d.video->subtitle_streams().empty()) {
863 set_subtitle_stream (d.video->subtitle_streams().front());
867 boost::mutex::scoped_lock lm (_state_mutex);
871 signal_changed (CONTENT);
877 boost::mutex::scoped_lock lm (_state_mutex);
878 _content = old_content;
884 switch (content_type()) {
886 set_format (Format::from_id ("var-185"));
889 set_format (Format::from_id ("185"));
893 /* Still image DCPs must use external audio */
894 if (content_type() == STILL) {
895 set_use_content_audio (false);
900 Film::set_trust_content_header (bool t)
903 boost::mutex::scoped_lock lm (_state_mutex);
904 _trust_content_header = t;
907 signal_changed (TRUST_CONTENT_HEADER);
909 if (!_trust_content_header && !content().empty()) {
910 /* We just said that we don't trust the content's header */
916 Film::set_dcp_content_type (DCPContentType const * t)
919 boost::mutex::scoped_lock lm (_state_mutex);
920 _dcp_content_type = t;
922 signal_changed (DCP_CONTENT_TYPE);
926 Film::set_format (Format const * f)
929 boost::mutex::scoped_lock lm (_state_mutex);
932 signal_changed (FORMAT);
936 Film::set_crop (Crop c)
939 boost::mutex::scoped_lock lm (_state_mutex);
942 signal_changed (CROP);
946 Film::set_left_crop (int c)
949 boost::mutex::scoped_lock lm (_state_mutex);
951 if (_crop.left == c) {
957 signal_changed (CROP);
961 Film::set_right_crop (int c)
964 boost::mutex::scoped_lock lm (_state_mutex);
965 if (_crop.right == c) {
971 signal_changed (CROP);
975 Film::set_top_crop (int c)
978 boost::mutex::scoped_lock lm (_state_mutex);
979 if (_crop.top == c) {
985 signal_changed (CROP);
989 Film::set_bottom_crop (int c)
992 boost::mutex::scoped_lock lm (_state_mutex);
993 if (_crop.bottom == c) {
999 signal_changed (CROP);
1003 Film::set_filters (vector<Filter const *> f)
1006 boost::mutex::scoped_lock lm (_state_mutex);
1009 signal_changed (FILTERS);
1013 Film::set_scaler (Scaler const * s)
1016 boost::mutex::scoped_lock lm (_state_mutex);
1019 signal_changed (SCALER);
1023 Film::set_trim_start (int t)
1026 boost::mutex::scoped_lock lm (_state_mutex);
1029 signal_changed (TRIM_START);
1033 Film::set_trim_end (int t)
1036 boost::mutex::scoped_lock lm (_state_mutex);
1039 signal_changed (TRIM_END);
1043 Film::set_dcp_ab (bool a)
1046 boost::mutex::scoped_lock lm (_state_mutex);
1049 signal_changed (DCP_AB);
1053 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1056 boost::mutex::scoped_lock lm (_state_mutex);
1057 _content_audio_stream = s;
1059 signal_changed (CONTENT_AUDIO_STREAM);
1063 Film::set_external_audio (vector<string> a)
1066 boost::mutex::scoped_lock lm (_state_mutex);
1067 _external_audio = a;
1070 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), DecodeOptions(), 0));
1071 if (decoder->audio_stream()) {
1072 _external_audio_stream = decoder->audio_stream ();
1075 signal_changed (EXTERNAL_AUDIO);
1079 Film::set_use_content_audio (bool e)
1082 boost::mutex::scoped_lock lm (_state_mutex);
1083 _use_content_audio = e;
1086 signal_changed (USE_CONTENT_AUDIO);
1090 Film::set_audio_gain (float g)
1093 boost::mutex::scoped_lock lm (_state_mutex);
1096 signal_changed (AUDIO_GAIN);
1100 Film::set_audio_delay (int d)
1103 boost::mutex::scoped_lock lm (_state_mutex);
1106 signal_changed (AUDIO_DELAY);
1110 Film::set_still_duration (int d)
1113 boost::mutex::scoped_lock lm (_state_mutex);
1114 _still_duration = d;
1116 signal_changed (STILL_DURATION);
1120 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1123 boost::mutex::scoped_lock lm (_state_mutex);
1124 _subtitle_stream = s;
1126 signal_changed (SUBTITLE_STREAM);
1130 Film::set_with_subtitles (bool w)
1133 boost::mutex::scoped_lock lm (_state_mutex);
1134 _with_subtitles = w;
1136 signal_changed (WITH_SUBTITLES);
1140 Film::set_subtitle_offset (int o)
1143 boost::mutex::scoped_lock lm (_state_mutex);
1144 _subtitle_offset = o;
1146 signal_changed (SUBTITLE_OFFSET);
1150 Film::set_subtitle_scale (float s)
1153 boost::mutex::scoped_lock lm (_state_mutex);
1154 _subtitle_scale = s;
1156 signal_changed (SUBTITLE_SCALE);
1160 Film::set_colour_lut (int i)
1163 boost::mutex::scoped_lock lm (_state_mutex);
1166 signal_changed (COLOUR_LUT);
1170 Film::set_j2k_bandwidth (int b)
1173 boost::mutex::scoped_lock lm (_state_mutex);
1176 signal_changed (J2K_BANDWIDTH);
1180 Film::set_dci_metadata (DCIMetadata m)
1183 boost::mutex::scoped_lock lm (_state_mutex);
1186 signal_changed (DCI_METADATA);
1190 Film::set_size (libdcp::Size s)
1193 boost::mutex::scoped_lock lm (_state_mutex);
1196 signal_changed (SIZE);
1200 Film::set_length (SourceFrame l)
1203 boost::mutex::scoped_lock lm (_state_mutex);
1206 signal_changed (LENGTH);
1210 Film::unset_length ()
1213 boost::mutex::scoped_lock lm (_state_mutex);
1214 _length = boost::none;
1216 signal_changed (LENGTH);
1220 Film::set_dcp_intrinsic_duration (int d)
1223 boost::mutex::scoped_lock lm (_state_mutex);
1224 _dcp_intrinsic_duration = d;
1226 signal_changed (DCP_INTRINSIC_DURATION);
1230 Film::set_content_digest (string d)
1233 boost::mutex::scoped_lock lm (_state_mutex);
1234 _content_digest = d;
1240 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1243 boost::mutex::scoped_lock lm (_state_mutex);
1244 _content_audio_streams = s;
1246 signal_changed (CONTENT_AUDIO_STREAMS);
1250 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1253 boost::mutex::scoped_lock lm (_state_mutex);
1254 _subtitle_streams = s;
1256 signal_changed (SUBTITLE_STREAMS);
1260 Film::set_frames_per_second (float f)
1263 boost::mutex::scoped_lock lm (_state_mutex);
1264 _frames_per_second = f;
1266 signal_changed (FRAMES_PER_SECOND);
1270 Film::signal_changed (Property p)
1273 boost::mutex::scoped_lock lm (_state_mutex);
1278 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1283 Film::audio_channels () const
1285 shared_ptr<AudioStream> s = audio_stream ();
1290 return s->channels ();
1294 Film::set_dci_date_today ()
1296 _dci_date = boost::gregorian::day_clock::local_day ();
1299 boost::shared_ptr<AudioStream>
1300 Film::audio_stream () const
1302 if (use_content_audio()) {
1303 return _content_audio_stream;
1306 return _external_audio_stream;
1310 Film::info_path (int f) const
1312 boost::filesystem::path p;
1317 s << setfill('0') << f << ".md5";
1324 Film::j2c_path (int f, bool t) const
1326 boost::filesystem::path p;
1328 p /= video_state_identifier ();
1332 s << setfill('0') << f << ".j2c";