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 , _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)
101 , _frames_per_second (0)
104 /* Make state.directory a complete path without ..s (where possible)
105 (Code swiped from Adam Bowen on stackoverflow)
108 boost::filesystem::path p (boost::filesystem::system_complete (d));
109 boost::filesystem::path result;
110 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
112 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
115 result = result.parent_path ();
117 } else if (*i != ".") {
122 set_directory (result.string ());
124 if (!boost::filesystem::exists (directory())) {
126 throw OpenFileError (directory());
128 boost::filesystem::create_directory (directory());
132 _external_audio_stream = ExternalAudioStream::create ();
136 _log = new FileLog (file ("log"));
137 set_dci_date_today ();
140 Film::Film (Film const & o)
142 , _directory (o._directory)
144 , _use_dci_name (o._use_dci_name)
145 , _content (o._content)
146 , _dcp_content_type (o._dcp_content_type)
147 , _format (o._format)
149 , _filters (o._filters)
150 , _scaler (o._scaler)
151 , _dcp_trim_start (o._dcp_trim_start)
152 , _dcp_trim_end (o._dcp_trim_end)
153 , _dcp_ab (o._dcp_ab)
154 , _content_audio_stream (o._content_audio_stream)
155 , _external_audio (o._external_audio)
156 , _use_content_audio (o._use_content_audio)
157 , _audio_gain (o._audio_gain)
158 , _audio_delay (o._audio_delay)
159 , _still_duration (o._still_duration)
160 , _subtitle_stream (o._subtitle_stream)
161 , _with_subtitles (o._with_subtitles)
162 , _subtitle_offset (o._subtitle_offset)
163 , _subtitle_scale (o._subtitle_scale)
164 , _audio_language (o._audio_language)
165 , _subtitle_language (o._subtitle_language)
166 , _territory (o._territory)
167 , _rating (o._rating)
168 , _studio (o._studio)
169 , _facility (o._facility)
170 , _package_type (o._package_type)
172 , _length (o._length)
173 , _content_digest (o._content_digest)
174 , _content_audio_streams (o._content_audio_streams)
175 , _external_audio_stream (o._external_audio_stream)
176 , _subtitle_streams (o._subtitle_streams)
177 , _frames_per_second (o._frames_per_second)
188 /** @return The path to the directory to write JPEG2000 files to */
190 Film::j2k_dir () const
194 boost::filesystem::path p;
199 pair<string, string> f = Filter::ffmpeg_strings (filters());
201 /* Write stuff to specify the filter / post-processing settings that are in use,
202 so that we don't get confused about J2K files generated using different
207 << "_" << content_digest()
208 << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom
209 << "_" << f.first << "_" << f.second
210 << "_" << scaler()->id();
214 /* Similarly for the A/B case */
217 pair<string, string> fa = Filter::ffmpeg_strings (Config::instance()->reference_filters());
218 s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second;
222 return dir (p.string());
225 /** Add suitable Jobs to the JobManager to create a DCP for this Film.
226 * @param true to transcode, false to use the WAV and J2K files that are already there.
229 Film::make_dcp (bool transcode)
231 set_dci_date_today ();
233 if (dcp_name().find ("/") != string::npos) {
234 throw BadSettingError ("name", "cannot contain slashes");
237 log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary()));
241 gethostname (buffer, sizeof (buffer));
242 log()->log (String::compose ("Starting to make DCP on %1", buffer));
246 throw MissingSettingError ("format");
249 if (content().empty ()) {
250 throw MissingSettingError ("content");
253 if (dcp_content_type() == 0) {
254 throw MissingSettingError ("content type");
257 if (name().empty()) {
258 throw MissingSettingError ("name");
261 shared_ptr<EncodeOptions> oe (new EncodeOptions (j2k_dir(), ".j2c", dir ("wavs")));
262 oe->out_size = format()->dcp_size ();
263 oe->padding = format()->dcp_padding (shared_from_this ());
265 oe->video_range = make_pair (dcp_trim_start(), dcp_trim_start() + dcp_length().get());
266 if (audio_stream()) {
267 oe->audio_range = make_pair (
268 video_frames_to_audio_frames (oe->video_range.get().first, audio_stream()->sample_rate(), frames_per_second()),
269 video_frames_to_audio_frames (oe->video_range.get().second, audio_stream()->sample_rate(), frames_per_second())
275 oe->video_skip = dcp_frame_rate (frames_per_second()).skip;
277 shared_ptr<DecodeOptions> od (new DecodeOptions);
278 od->decode_subtitles = with_subtitles ();
284 r = JobManager::instance()->add (shared_ptr<Job> (new ABTranscodeJob (shared_from_this(), od, oe, shared_ptr<Job> ())));
286 r = JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this(), od, oe, shared_ptr<Job> ())));
290 r = JobManager::instance()->add (shared_ptr<Job> (new CheckHashesJob (shared_from_this(), od, oe, r)));
291 JobManager::instance()->add (shared_ptr<Job> (new MakeDCPJob (shared_from_this(), oe, r)));
294 /** Start a job to examine our content file */
296 Film::examine_content ()
298 if (_examine_content_job) {
302 _examine_content_job.reset (new ExamineContentJob (shared_from_this(), shared_ptr<Job> ()));
303 _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this));
304 JobManager::instance()->add (_examine_content_job);
308 Film::examine_content_finished ()
310 _examine_content_job.reset ();
313 /** @return full paths to any audio files that this Film has */
315 Film::audio_files () const
318 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (dir("wavs")); i != boost::filesystem::directory_iterator(); ++i) {
319 f.push_back (i->path().string ());
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(), shared_ptr<Job> ()));
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 (j2k_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 if (_dcp_content_type) {
373 f << "dcp_content_type " << _dcp_content_type->pretty_name () << "\n";
376 f << "format " << _format->as_metadata () << "\n";
378 f << "left_crop " << _crop.left << "\n";
379 f << "right_crop " << _crop.right << "\n";
380 f << "top_crop " << _crop.top << "\n";
381 f << "bottom_crop " << _crop.bottom << "\n";
382 for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
383 f << "filter " << (*i)->id () << "\n";
385 f << "scaler " << _scaler->id () << "\n";
386 f << "dcp_trim_start " << _dcp_trim_start << "\n";
387 f << "dcp_trim_end " << _dcp_trim_end << "\n";
388 f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
389 if (_content_audio_stream) {
390 f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n";
392 for (vector<string>::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) {
393 f << "external_audio " << *i << "\n";
395 f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n";
396 f << "audio_gain " << _audio_gain << "\n";
397 f << "audio_delay " << _audio_delay << "\n";
398 f << "still_duration " << _still_duration << "\n";
399 if (_subtitle_stream) {
400 f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n";
402 f << "with_subtitles " << _with_subtitles << "\n";
403 f << "subtitle_offset " << _subtitle_offset << "\n";
404 f << "subtitle_scale " << _subtitle_scale << "\n";
405 f << "audio_language " << _audio_language << "\n";
406 f << "subtitle_language " << _subtitle_language << "\n";
407 f << "territory " << _territory << "\n";
408 f << "rating " << _rating << "\n";
409 f << "studio " << _studio << "\n";
410 f << "facility " << _facility << "\n";
411 f << "package_type " << _package_type << "\n";
413 f << "width " << _size.width << "\n";
414 f << "height " << _size.height << "\n";
415 f << "length " << _length.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());
451 multimap<string, string> kv = read_key_value (f);
453 /* We need version before anything else */
454 multimap<string, string>::iterator v = kv.find ("version");
455 if (v != kv.end ()) {
456 version = atoi (v->second.c_str());
459 for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
460 string const k = i->first;
461 string const v = i->second;
463 if (k == "audio_sample_rate") {
464 audio_sample_rate = atoi (v.c_str());
467 /* User-specified stuff */
470 } else if (k == "use_dci_name") {
471 _use_dci_name = (v == "1");
472 } else if (k == "content") {
474 } else if (k == "dcp_content_type") {
475 _dcp_content_type = DCPContentType::from_pretty_name (v);
476 } else if (k == "format") {
477 _format = Format::from_metadata (v);
478 } else if (k == "left_crop") {
479 _crop.left = atoi (v.c_str ());
480 } else if (k == "right_crop") {
481 _crop.right = atoi (v.c_str ());
482 } else if (k == "top_crop") {
483 _crop.top = atoi (v.c_str ());
484 } else if (k == "bottom_crop") {
485 _crop.bottom = atoi (v.c_str ());
486 } else if (k == "filter") {
487 _filters.push_back (Filter::from_id (v));
488 } else if (k == "scaler") {
489 _scaler = Scaler::from_id (v);
490 } else if (k == "dcp_trim_start") {
491 _dcp_trim_start = atoi (v.c_str ());
492 } else if (k == "dcp_trim_end") {
493 _dcp_trim_end = atoi (v.c_str ());
494 } else if (k == "dcp_ab") {
495 _dcp_ab = (v == "1");
496 } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) {
498 audio_stream_index = atoi (v.c_str ());
500 _content_audio_stream = audio_stream_factory (v, version);
502 } else if (k == "external_audio") {
503 _external_audio.push_back (v);
504 } else if (k == "use_content_audio") {
505 _use_content_audio = (v == "1");
506 } else if (k == "audio_gain") {
507 _audio_gain = atof (v.c_str ());
508 } else if (k == "audio_delay") {
509 _audio_delay = atoi (v.c_str ());
510 } else if (k == "still_duration") {
511 _still_duration = atoi (v.c_str ());
512 } else if (k == "selected_subtitle_stream") {
514 subtitle_stream_index = atoi (v.c_str ());
516 _subtitle_stream = subtitle_stream_factory (v, version);
518 } else if (k == "with_subtitles") {
519 _with_subtitles = (v == "1");
520 } else if (k == "subtitle_offset") {
521 _subtitle_offset = atoi (v.c_str ());
522 } else if (k == "subtitle_scale") {
523 _subtitle_scale = atof (v.c_str ());
524 } else if (k == "audio_language") {
526 } else if (k == "subtitle_language") {
527 _subtitle_language = v;
528 } else if (k == "territory") {
530 } else if (k == "rating") {
532 } else if (k == "studio") {
534 } else if (k == "facility") {
536 } else if (k == "package_type") {
542 _size.width = atoi (v.c_str ());
543 } else if (k == "height") {
544 _size.height = atoi (v.c_str ());
545 } else if (k == "length") {
546 int const vv = atoi (v.c_str ());
550 } else if (k == "content_digest") {
552 } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) {
553 _content_audio_streams.push_back (audio_stream_factory (v, version));
554 } else if (k == "external_audio_stream") {
555 _external_audio_stream = audio_stream_factory (v, version);
556 } else if (k == "subtitle_stream") {
557 _subtitle_streams.push_back (subtitle_stream_factory (v, version));
558 } else if (k == "frames_per_second") {
559 _frames_per_second = atof (v.c_str ());
564 if (audio_sample_rate) {
565 /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */
566 for (vector<shared_ptr<AudioStream> >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) {
567 (*i)->set_sample_rate (audio_sample_rate.get());
571 /* also the selected stream was specified as an index */
572 if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) {
573 _content_audio_stream = _content_audio_streams[audio_stream_index.get()];
576 /* similarly the subtitle */
577 if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) {
578 _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()];
586 Film::cropped_size (Size s) const
588 boost::mutex::scoped_lock lm (_state_mutex);
589 s.width -= _crop.left + _crop.right;
590 s.height -= _crop.top + _crop.bottom;
594 /** Given a directory name, return its full path within the Film's directory.
595 * The directory (and its parents) will be created if they do not exist.
598 Film::dir (string d) const
600 boost::mutex::scoped_lock lm (_directory_mutex);
601 boost::filesystem::path p;
604 boost::filesystem::create_directories (p);
608 /** Given a file or directory name, return its full path within the Film's directory.
609 * _directory_mutex must not be locked on entry.
612 Film::file (string f) const
614 boost::mutex::scoped_lock lm (_directory_mutex);
615 boost::filesystem::path p;
621 /** @return full path of the content (actual video) file
625 Film::content_path () const
627 boost::mutex::scoped_lock lm (_state_mutex);
628 if (boost::filesystem::path(_content).has_root_directory ()) {
632 return file (_content);
636 Film::content_type () const
638 if (boost::filesystem::is_directory (_content)) {
639 /* Directory of images, we assume */
643 if (still_image_file (_content)) {
650 /** @return The sampling rate that we will resample the audio to */
652 Film::target_audio_sample_rate () const
654 if (!audio_stream()) {
658 /* Resample to a DCI-approved sample rate */
659 double t = dcp_audio_sample_rate (audio_stream()->sample_rate());
661 DCPFrameRate dfr = dcp_frame_rate (frames_per_second ());
663 /* Compensate for the fact that video will be rounded to the
664 nearest integer number of frames per second.
667 t *= _frames_per_second * dfr.skip / dfr.frames_per_second;
673 boost::optional<SourceFrame>
674 Film::dcp_length () const
677 return boost::optional<SourceFrame> ();
680 return length().get() - dcp_trim_start() - dcp_trim_end();
683 /** @return a DCI-compliant name for a DCP of this film */
685 Film::dci_name () const
689 string fixed_name = to_upper_copy (name());
690 for (size_t i = 0; i < fixed_name.length(); ++i) {
691 if (fixed_name[i] == ' ') {
696 /* Spec is that the name part should be maximum 14 characters, as I understand it */
697 if (fixed_name.length() > 14) {
698 fixed_name = fixed_name.substr (0, 14);
701 d << fixed_name << "_";
703 if (dcp_content_type()) {
704 d << dcp_content_type()->dci_name() << "_";
708 d << format()->dci_name() << "_";
711 if (!audio_language().empty ()) {
712 d << audio_language();
713 if (!subtitle_language().empty() && with_subtitles()) {
714 d << "-" << subtitle_language();
722 if (!territory().empty ()) {
724 if (!rating().empty ()) {
725 d << "-" << rating();
730 switch (audio_channels()) {
747 if (!studio().empty ()) {
748 d << studio() << "_";
751 d << boost::gregorian::to_iso_string (_dci_date) << "_";
753 if (!facility().empty ()) {
754 d << facility() << "_";
757 if (!package_type().empty ()) {
764 /** @return name to give the DCP */
766 Film::dcp_name () const
768 if (use_dci_name()) {
777 Film::set_directory (string d)
779 boost::mutex::scoped_lock lm (_state_mutex);
785 Film::set_name (string n)
788 boost::mutex::scoped_lock lm (_state_mutex);
791 signal_changed (NAME);
795 Film::set_use_dci_name (bool u)
798 boost::mutex::scoped_lock lm (_state_mutex);
801 signal_changed (USE_DCI_NAME);
805 Film::set_content (string c)
807 string check = directory ();
809 #if BOOST_FILESYSTEM_VERSION == 3
810 boost::filesystem::path slash ("/");
811 string platform_slash = slash.make_preferred().string ();
813 #ifdef DVDOMATIC_WINDOWS
814 string platform_slash = "\\";
816 string platform_slash = "/";
820 if (!ends_with (check, platform_slash)) {
821 check += platform_slash;
824 if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
825 c = c.substr (_directory.length() + 1);
831 boost::mutex::scoped_lock lm (_state_mutex);
836 old_content = _content;
840 /* Reset streams here in case the new content doesn't have one or the other */
841 _content_audio_stream = shared_ptr<AudioStream> ();
842 _subtitle_stream = shared_ptr<SubtitleStream> ();
844 /* Create a temporary decoder so that we can get information
849 shared_ptr<DecodeOptions> o (new DecodeOptions);
850 Decoders d = decoder_factory (shared_from_this(), o, 0);
852 set_size (d.video->native_size ());
853 set_frames_per_second (d.video->frames_per_second ());
854 set_subtitle_streams (d.video->subtitle_streams ());
855 set_content_audio_streams (d.audio->audio_streams ());
857 /* Start off with the first audio and subtitle streams */
858 if (!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);
873 set_content_digest (md5_digest (content_path ()));
879 boost::mutex::scoped_lock lm (_state_mutex);
880 _content = old_content;
887 Film::set_dcp_content_type (DCPContentType const * t)
890 boost::mutex::scoped_lock lm (_state_mutex);
891 _dcp_content_type = t;
893 signal_changed (DCP_CONTENT_TYPE);
897 Film::set_format (Format const * f)
900 boost::mutex::scoped_lock lm (_state_mutex);
903 signal_changed (FORMAT);
907 Film::set_crop (Crop c)
910 boost::mutex::scoped_lock lm (_state_mutex);
913 signal_changed (CROP);
917 Film::set_left_crop (int c)
920 boost::mutex::scoped_lock lm (_state_mutex);
922 if (_crop.left == c) {
928 signal_changed (CROP);
932 Film::set_right_crop (int c)
935 boost::mutex::scoped_lock lm (_state_mutex);
936 if (_crop.right == c) {
942 signal_changed (CROP);
946 Film::set_top_crop (int c)
949 boost::mutex::scoped_lock lm (_state_mutex);
950 if (_crop.top == c) {
956 signal_changed (CROP);
960 Film::set_bottom_crop (int c)
963 boost::mutex::scoped_lock lm (_state_mutex);
964 if (_crop.bottom == c) {
970 signal_changed (CROP);
974 Film::set_filters (vector<Filter const *> f)
977 boost::mutex::scoped_lock lm (_state_mutex);
980 signal_changed (FILTERS);
984 Film::set_scaler (Scaler const * s)
987 boost::mutex::scoped_lock lm (_state_mutex);
990 signal_changed (SCALER);
994 Film::set_dcp_trim_start (int t)
997 boost::mutex::scoped_lock lm (_state_mutex);
1000 signal_changed (DCP_TRIM_START);
1004 Film::set_dcp_trim_end (int t)
1007 boost::mutex::scoped_lock lm (_state_mutex);
1010 signal_changed (DCP_TRIM_END);
1014 Film::set_dcp_ab (bool a)
1017 boost::mutex::scoped_lock lm (_state_mutex);
1020 signal_changed (DCP_AB);
1024 Film::set_content_audio_stream (shared_ptr<AudioStream> s)
1027 boost::mutex::scoped_lock lm (_state_mutex);
1028 _content_audio_stream = s;
1030 signal_changed (CONTENT_AUDIO_STREAM);
1034 Film::set_external_audio (vector<string> a)
1037 boost::mutex::scoped_lock lm (_state_mutex);
1038 _external_audio = a;
1041 shared_ptr<DecodeOptions> o (new DecodeOptions);
1042 shared_ptr<ExternalAudioDecoder> decoder (new ExternalAudioDecoder (shared_from_this(), o, 0));
1043 if (decoder->audio_stream()) {
1044 _external_audio_stream = decoder->audio_stream ();
1047 signal_changed (EXTERNAL_AUDIO);
1051 Film::set_use_content_audio (bool e)
1054 boost::mutex::scoped_lock lm (_state_mutex);
1055 _use_content_audio = e;
1058 signal_changed (USE_CONTENT_AUDIO);
1062 Film::set_audio_gain (float g)
1065 boost::mutex::scoped_lock lm (_state_mutex);
1068 signal_changed (AUDIO_GAIN);
1072 Film::set_audio_delay (int d)
1075 boost::mutex::scoped_lock lm (_state_mutex);
1078 signal_changed (AUDIO_DELAY);
1082 Film::set_still_duration (int d)
1085 boost::mutex::scoped_lock lm (_state_mutex);
1086 _still_duration = d;
1088 signal_changed (STILL_DURATION);
1092 Film::set_subtitle_stream (shared_ptr<SubtitleStream> s)
1095 boost::mutex::scoped_lock lm (_state_mutex);
1096 _subtitle_stream = s;
1098 signal_changed (SUBTITLE_STREAM);
1102 Film::set_with_subtitles (bool w)
1105 boost::mutex::scoped_lock lm (_state_mutex);
1106 _with_subtitles = w;
1108 signal_changed (WITH_SUBTITLES);
1112 Film::set_subtitle_offset (int o)
1115 boost::mutex::scoped_lock lm (_state_mutex);
1116 _subtitle_offset = o;
1118 signal_changed (SUBTITLE_OFFSET);
1122 Film::set_subtitle_scale (float s)
1125 boost::mutex::scoped_lock lm (_state_mutex);
1126 _subtitle_scale = s;
1128 signal_changed (SUBTITLE_SCALE);
1132 Film::set_audio_language (string l)
1135 boost::mutex::scoped_lock lm (_state_mutex);
1136 _audio_language = l;
1138 signal_changed (DCI_METADATA);
1142 Film::set_subtitle_language (string l)
1145 boost::mutex::scoped_lock lm (_state_mutex);
1146 _subtitle_language = l;
1148 signal_changed (DCI_METADATA);
1152 Film::set_territory (string t)
1155 boost::mutex::scoped_lock lm (_state_mutex);
1158 signal_changed (DCI_METADATA);
1162 Film::set_rating (string r)
1165 boost::mutex::scoped_lock lm (_state_mutex);
1168 signal_changed (DCI_METADATA);
1172 Film::set_studio (string s)
1175 boost::mutex::scoped_lock lm (_state_mutex);
1178 signal_changed (DCI_METADATA);
1182 Film::set_facility (string f)
1185 boost::mutex::scoped_lock lm (_state_mutex);
1188 signal_changed (DCI_METADATA);
1192 Film::set_package_type (string p)
1195 boost::mutex::scoped_lock lm (_state_mutex);
1198 signal_changed (DCI_METADATA);
1202 Film::set_size (Size s)
1205 boost::mutex::scoped_lock lm (_state_mutex);
1208 signal_changed (SIZE);
1212 Film::set_length (SourceFrame l)
1215 boost::mutex::scoped_lock lm (_state_mutex);
1218 signal_changed (LENGTH);
1222 Film::unset_length ()
1225 boost::mutex::scoped_lock lm (_state_mutex);
1226 _length = boost::none;
1228 signal_changed (LENGTH);
1232 Film::set_content_digest (string d)
1235 boost::mutex::scoped_lock lm (_state_mutex);
1236 _content_digest = d;
1242 Film::set_content_audio_streams (vector<shared_ptr<AudioStream> > s)
1245 boost::mutex::scoped_lock lm (_state_mutex);
1246 _content_audio_streams = s;
1248 signal_changed (CONTENT_AUDIO_STREAMS);
1252 Film::set_subtitle_streams (vector<shared_ptr<SubtitleStream> > s)
1255 boost::mutex::scoped_lock lm (_state_mutex);
1256 _subtitle_streams = s;
1258 signal_changed (SUBTITLE_STREAMS);
1262 Film::set_frames_per_second (float f)
1265 boost::mutex::scoped_lock lm (_state_mutex);
1266 _frames_per_second = f;
1268 signal_changed (FRAMES_PER_SECOND);
1272 Film::signal_changed (Property p)
1275 boost::mutex::scoped_lock lm (_state_mutex);
1280 ui_signaller->emit (boost::bind (boost::ref (Changed), p));
1285 Film::audio_channels () const
1287 shared_ptr<AudioStream> s = audio_stream ();
1292 return s->channels ();
1296 Film::set_dci_date_today ()
1298 _dci_date = boost::gregorian::day_clock::local_day ();
1301 boost::shared_ptr<AudioStream>
1302 Film::audio_stream () const
1304 if (use_content_audio()) {
1305 return _content_audio_stream;
1308 return _external_audio_stream;