2 Copyright (C) 2012-2015 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.
21 * @brief A representation of some audio and video content, and details of
22 * how they should be presented in a DCP.
28 #include "job_manager.h"
29 #include "transcode_job.h"
30 #include "scp_dcp_job.h"
32 #include "exceptions.h"
33 #include "examine_content_job.h"
37 #include "dcp_content_type.h"
41 #include "safe_stringstream.h"
42 #include "environment_info.h"
43 #include "raw_convert.h"
44 #include <libcxml/cxml.h>
46 #include <dcp/signer.h>
48 #include <dcp/local_time.h>
49 #include <dcp/decrypted_kdm.h>
50 #include <libxml++/libxml++.h>
51 #include <boost/filesystem.hpp>
52 #include <boost/algorithm/string.hpp>
53 #include <boost/lexical_cast.hpp>
54 #include <boost/foreach.hpp>
78 using boost::shared_ptr;
79 using boost::weak_ptr;
80 using boost::dynamic_pointer_cast;
81 using boost::to_upper_copy;
82 using boost::ends_with;
83 using boost::starts_with;
84 using boost::optional;
85 using boost::is_any_of;
89 #define LOG_GENERAL(...) log()->log (String::compose (__VA_ARGS__), Log::TYPE_GENERAL);
90 #define LOG_GENERAL_NC(...) log()->log (__VA_ARGS__, Log::TYPE_GENERAL);
93 * AudioMapping XML changed.
95 * Subtitle offset changed to subtitle y offset, and subtitle x offset added.
97 * Use <Scale> tag in <VideoContent> rather than <Ratio>.
101 * Subtitle X and Y scale.
103 * Bumped to 32 for 2.0 branch; some times are expressed in Times rather
106 int const Film::current_state_version = 32;
108 /** Construct a Film object in a given directory.
110 * @param dir Film directory.
113 Film::Film (boost::filesystem::path dir, bool log)
114 : _playlist (new Playlist)
115 , _use_isdcf_name (true)
116 , _dcp_content_type (Config::instance()->default_dcp_content_type ())
117 , _container (Config::instance()->default_container ())
118 , _resolution (RESOLUTION_2K)
121 , _j2k_bandwidth (Config::instance()->default_j2k_bandwidth ())
122 , _isdcf_metadata (Config::instance()->default_isdcf_metadata ())
123 , _video_frame_rate (24)
124 , _audio_channels (6)
126 , _sequence_video (true)
128 , _burn_subtitles (false)
129 , _state_version (current_state_version)
132 set_isdcf_date_today ();
134 _playlist_changed_connection = _playlist->Changed.connect (bind (&Film::playlist_changed, this));
135 _playlist_content_changed_connection = _playlist->ContentChanged.connect (bind (&Film::playlist_content_changed, this, _1, _2));
137 /* Make state.directory a complete path without ..s (where possible)
138 (Code swiped from Adam Bowen on stackoverflow)
141 boost::filesystem::path p (boost::filesystem::system_complete (dir));
142 boost::filesystem::path result;
143 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
145 if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
148 result = result.parent_path ();
150 } else if (*i != ".") {
155 set_directory (result.make_preferred ());
157 _log.reset (new FileLog (file ("log")));
159 _log.reset (new NullLog);
162 _playlist->set_sequence_video (_sequence_video);
167 for (list<boost::signals2::connection>::const_iterator i = _job_connections.begin(); i != _job_connections.end(); ++i) {
173 Film::video_identifier () const
175 DCPOMATIC_ASSERT (container ());
178 s.imbue (std::locale::classic ());
180 s << container()->id()
181 << "_" << resolution_to_string (_resolution)
182 << "_" << _playlist->video_identifier()
183 << "_" << _video_frame_rate
184 << "_" << j2k_bandwidth();
198 if (_burn_subtitles) {
209 /** @return The file to write video frame info to */
210 boost::filesystem::path
211 Film::info_file () const
213 boost::filesystem::path p;
215 p /= video_identifier ();
219 boost::filesystem::path
220 Film::internal_video_mxf_dir () const
222 return dir ("video");
225 boost::filesystem::path
226 Film::internal_video_mxf_filename () const
228 return video_identifier() + ".mxf";
231 boost::filesystem::path
232 Film::video_mxf_filename () const
234 return filename_safe_name() + "_video.mxf";
237 boost::filesystem::path
238 Film::audio_mxf_filename () const
240 return filename_safe_name() + "_audio.mxf";
243 boost::filesystem::path
244 Film::subtitle_xml_filename () const
246 return filename_safe_name() + "_subtitle.xml";
250 Film::filename_safe_name () const
252 string const n = name ();
254 for (size_t i = 0; i < n.length(); ++i) {
255 if (isalnum (n[i])) {
265 boost::filesystem::path
266 Film::audio_analysis_dir () const
268 return dir ("analysis");
271 /** Add suitable Jobs to the JobManager to create a DCP for this Film */
275 set_isdcf_date_today ();
277 if (dcp_name().find ("/") != string::npos) {
278 throw BadSettingError (_("name"), _("cannot contain slashes"));
281 environment_info (log ());
283 ContentList cl = content ();
284 for (ContentList::const_iterator i = cl.begin(); i != cl.end(); ++i) {
285 LOG_GENERAL ("Content: %1", (*i)->technical_summary());
287 LOG_GENERAL ("DCP video rate %1 fps", video_frame_rate());
288 LOG_GENERAL ("%1 threads", Config::instance()->num_local_encoding_threads());
289 LOG_GENERAL ("J2K bandwidth %1", j2k_bandwidth());
291 if (container() == 0) {
292 throw MissingSettingError (_("container"));
295 if (content().empty()) {
296 throw StringError (_("You must add some content to the DCP before creating it"));
299 if (dcp_content_type() == 0) {
300 throw MissingSettingError (_("content type"));
303 if (name().empty()) {
304 throw MissingSettingError (_("name"));
307 JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this())));
310 /** Start a job to send our DCP to the configured TMS */
312 Film::send_dcp_to_tms ()
314 shared_ptr<Job> j (new SCPDCPJob (shared_from_this()));
315 JobManager::instance()->add (j);
318 shared_ptr<xmlpp::Document>
319 Film::metadata () const
321 shared_ptr<xmlpp::Document> doc (new xmlpp::Document);
322 xmlpp::Element* root = doc->create_root_node ("Metadata");
324 root->add_child("Version")->add_child_text (raw_convert<string> (current_state_version));
325 root->add_child("Name")->add_child_text (_name);
326 root->add_child("UseISDCFName")->add_child_text (_use_isdcf_name ? "1" : "0");
328 if (_dcp_content_type) {
329 root->add_child("DCPContentType")->add_child_text (_dcp_content_type->isdcf_name ());
333 root->add_child("Container")->add_child_text (_container->id ());
336 root->add_child("Resolution")->add_child_text (resolution_to_string (_resolution));
337 root->add_child("J2KBandwidth")->add_child_text (raw_convert<string> (_j2k_bandwidth));
338 _isdcf_metadata.as_xml (root->add_child ("ISDCFMetadata"));
339 root->add_child("VideoFrameRate")->add_child_text (raw_convert<string> (_video_frame_rate));
340 root->add_child("ISDCFDate")->add_child_text (boost::gregorian::to_iso_string (_isdcf_date));
341 root->add_child("AudioChannels")->add_child_text (raw_convert<string> (_audio_channels));
342 root->add_child("ThreeD")->add_child_text (_three_d ? "1" : "0");
343 root->add_child("SequenceVideo")->add_child_text (_sequence_video ? "1" : "0");
344 root->add_child("Interop")->add_child_text (_interop ? "1" : "0");
345 root->add_child("BurnSubtitles")->add_child_text (_burn_subtitles ? "1" : "0");
346 root->add_child("Signed")->add_child_text (_signed ? "1" : "0");
347 root->add_child("Encrypted")->add_child_text (_encrypted ? "1" : "0");
348 root->add_child("Key")->add_child_text (_key.hex ());
349 _playlist->as_xml (root->add_child ("Playlist"));
354 /** Write state to our `metadata' file */
356 Film::write_metadata () const
358 boost::filesystem::create_directories (directory ());
359 shared_ptr<xmlpp::Document> doc = metadata ();
360 doc->write_to_file_formatted (file("metadata.xml").string ());
364 /** Read state from our metadata file.
365 * @return Notes about things that the user should know about, or empty.
368 Film::read_metadata ()
370 if (boost::filesystem::exists (file ("metadata")) && !boost::filesystem::exists (file ("metadata.xml"))) {
371 throw StringError (_("This film was created with an older version of DCP-o-matic, and unfortunately it cannot be loaded into this version. You will need to create a new Film, re-add your content and set it up again. Sorry!"));
374 cxml::Document f ("Metadata");
375 f.read_file (file ("metadata.xml"));
377 _state_version = f.number_child<int> ("Version");
378 if (_state_version > current_state_version) {
379 throw StringError (_("This film was created with a newer version of DCP-o-matic, and it cannot be loaded into this version. Sorry!"));
382 _name = f.string_child ("Name");
383 if (_state_version >= 9) {
384 _use_isdcf_name = f.bool_child ("UseISDCFName");
385 _isdcf_metadata = ISDCFMetadata (f.node_child ("ISDCFMetadata"));
386 _isdcf_date = boost::gregorian::from_undelimited_string (f.string_child ("ISDCFDate"));
388 _use_isdcf_name = f.bool_child ("UseDCIName");
389 _isdcf_metadata = ISDCFMetadata (f.node_child ("DCIMetadata"));
390 _isdcf_date = boost::gregorian::from_undelimited_string (f.string_child ("DCIDate"));
394 optional<string> c = f.optional_string_child ("DCPContentType");
396 _dcp_content_type = DCPContentType::from_isdcf_name (c.get ());
401 optional<string> c = f.optional_string_child ("Container");
403 _container = Ratio::from_id (c.get ());
407 _resolution = string_to_resolution (f.string_child ("Resolution"));
408 _j2k_bandwidth = f.number_child<int> ("J2KBandwidth");
409 _video_frame_rate = f.number_child<int> ("VideoFrameRate");
410 _signed = f.optional_bool_child("Signed").get_value_or (true);
411 _encrypted = f.bool_child ("Encrypted");
412 _audio_channels = f.number_child<int> ("AudioChannels");
413 /* We used to allow odd numbers (and zero) channels, but it's just not worth
416 if (_audio_channels == 0) {
418 } else if ((_audio_channels % 2) == 1) {
421 _sequence_video = f.bool_child ("SequenceVideo");
422 _three_d = f.bool_child ("ThreeD");
423 _interop = f.bool_child ("Interop");
424 if (_state_version >= 32) {
425 _burn_subtitles = f.bool_child ("BurnSubtitles");
427 _key = dcp::Key (f.string_child ("Key"));
430 /* This method is the only one that can return notes (so far) */
431 _playlist->set_from_xml (shared_from_this(), f.node_child ("Playlist"), _state_version, notes);
433 /* Write backtraces to this film's directory, until another film is loaded */
434 set_backtrace_file (file ("backtrace.txt"));
440 /** Given a directory name, return its full path within the Film's directory.
441 * The directory (and its parents) will be created if they do not exist.
443 boost::filesystem::path
444 Film::dir (boost::filesystem::path d) const
446 boost::filesystem::path p;
450 boost::filesystem::create_directories (p);
455 /** Given a file or directory name, return its full path within the Film's directory.
456 * Any required parent directories will be created.
458 boost::filesystem::path
459 Film::file (boost::filesystem::path f) const
461 boost::filesystem::path p;
465 boost::filesystem::create_directories (p.parent_path ());
470 /** @return a ISDCF-compliant name for a DCP of this film */
472 Film::isdcf_name (bool if_created_now) const
476 string raw_name = name ();
478 /* Split the raw name up into words */
479 vector<string> words;
480 split (words, raw_name, is_any_of (" "));
484 /* Add each word to fixed_name */
485 for (vector<string>::const_iterator i = words.begin(); i != words.end(); ++i) {
488 /* First letter is always capitalised */
489 w[0] = toupper (w[0]);
491 /* Count caps in w */
493 for (size_t i = 0; i < w.size(); ++i) {
494 if (isupper (w[i])) {
499 /* If w is all caps make the rest of it lower case, otherwise
502 if (caps == w.size ()) {
503 for (size_t i = 1; i < w.size(); ++i) {
504 w[i] = tolower (w[i]);
508 for (size_t i = 0; i < w.size(); ++i) {
513 if (fixed_name.length() > 14) {
514 fixed_name = fixed_name.substr (0, 14);
519 if (dcp_content_type()) {
520 d << "_" << dcp_content_type()->isdcf_name();
521 d << "-" << isdcf_metadata().content_version;
524 ISDCFMetadata const dm = isdcf_metadata ();
526 if (dm.temp_version) {
530 if (dm.pre_release) {
538 if (!dm.chain.empty ()) {
539 d << "-" << dm.chain;
546 if (dm.two_d_version_of_three_d) {
550 if (!dm.mastered_luminance.empty ()) {
551 d << "-" << dm.mastered_luminance;
554 if (video_frame_rate() != 24) {
555 d << "-" << video_frame_rate();
559 d << "_" << container()->isdcf_name();
562 ContentList cl = content ();
564 /* XXX: this uses the first bit of content only */
566 /* The standard says we don't do this for trailers, for some strange reason */
567 if (dcp_content_type() && dcp_content_type()->libdcp_kind() != dcp::TRAILER) {
568 Ratio const * content_ratio = 0;
569 for (ContentList::iterator i = cl.begin(); i != cl.end(); ++i) {
570 shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (*i);
572 /* Here's the first piece of video content */
573 if (vc->scale().ratio ()) {
574 content_ratio = vc->scale().ratio ();
576 content_ratio = Ratio::from_ratio (vc->video_size().ratio ());
582 if (content_ratio && content_ratio != container()) {
583 d << "-" << content_ratio->isdcf_name();
587 if (!dm.audio_language.empty ()) {
588 d << "_" << dm.audio_language;
589 if (!dm.subtitle_language.empty()) {
590 d << "-" << dm.subtitle_language;
596 if (!dm.territory.empty ()) {
597 d << "_" << dm.territory;
598 if (!dm.rating.empty ()) {
599 d << "-" << dm.rating;
603 /* Find all mapped channels */
605 list<dcp::Channel> mapped;
606 for (ContentList::const_iterator i = cl.begin(); i != cl.end(); ++i) {
607 shared_ptr<const AudioContent> ac = dynamic_pointer_cast<const AudioContent> (*i);
609 list<dcp::Channel> c = ac->audio_mapping().mapped_dcp_channels ();
610 copy (c.begin(), c.end(), back_inserter (mapped));
621 for (list<dcp::Channel>::const_iterator i = mapped.begin(); i != mapped.end(); ++i) {
622 if (static_cast<int> (*i) >= audio_channels()) {
623 /* This channel is mapped but is not included in the DCP */
627 if ((*i) == dcp::LFE) {
635 d << "_" << non_lfe << lfe;
640 d << "_" << resolution_to_string (_resolution);
642 if (!dm.studio.empty ()) {
643 d << "_" << dm.studio;
646 if (if_created_now) {
647 d << "_" << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ());
649 d << "_" << boost::gregorian::to_iso_string (_isdcf_date);
652 if (!dm.facility.empty ()) {
653 d << "_" << dm.facility;
666 if (!dm.package_type.empty ()) {
667 d << "_" << dm.package_type;
673 /** @return name to give the DCP */
675 Film::dcp_name (bool if_created_now) const
677 if (use_isdcf_name()) {
678 return isdcf_name (if_created_now);
685 Film::set_directory (boost::filesystem::path d)
692 Film::set_name (string n)
695 signal_changed (NAME);
699 Film::set_use_isdcf_name (bool u)
702 signal_changed (USE_ISDCF_NAME);
706 Film::set_dcp_content_type (DCPContentType const * t)
708 _dcp_content_type = t;
709 signal_changed (DCP_CONTENT_TYPE);
713 Film::set_container (Ratio const * c)
716 signal_changed (CONTAINER);
720 Film::set_resolution (Resolution r)
723 signal_changed (RESOLUTION);
727 Film::set_j2k_bandwidth (int b)
730 signal_changed (J2K_BANDWIDTH);
734 Film::set_isdcf_metadata (ISDCFMetadata m)
737 signal_changed (ISDCF_METADATA);
741 Film::set_video_frame_rate (int f)
743 _video_frame_rate = f;
744 signal_changed (VIDEO_FRAME_RATE);
748 Film::set_audio_channels (int c)
751 signal_changed (AUDIO_CHANNELS);
755 Film::set_three_d (bool t)
758 signal_changed (THREE_D);
762 Film::set_interop (bool i)
765 signal_changed (INTEROP);
769 Film::set_burn_subtitles (bool b)
772 signal_changed (BURN_SUBTITLES);
776 Film::signal_changed (Property p)
782 set_video_frame_rate (_playlist->best_dcp_frame_rate ());
784 case Film::VIDEO_FRAME_RATE:
785 case Film::SEQUENCE_VIDEO:
786 _playlist->maybe_sequence_video ();
792 emit (boost::bind (boost::ref (Changed), p));
796 Film::set_isdcf_date_today ()
798 _isdcf_date = boost::gregorian::day_clock::local_day ();
801 boost::filesystem::path
802 Film::j2c_path (int f, Eyes e, bool t) const
804 boost::filesystem::path p;
806 p /= video_identifier ();
810 s << setfill('0') << f;
812 if (e == EYES_LEFT) {
814 } else if (e == EYES_RIGHT) {
828 /** Find all the DCPs in our directory that can be dcp::DCP::read() and return details of their CPLs */
832 vector<CPLSummary> out;
834 boost::filesystem::path const dir = directory ();
835 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator(dir); i != boost::filesystem::directory_iterator(); ++i) {
837 boost::filesystem::is_directory (*i) &&
838 i->path().leaf() != "j2c" && i->path().leaf() != "video" && i->path().leaf() != "info" && i->path().leaf() != "analysis"
846 i->path().leaf().string(),
847 dcp.cpls().front()->id(),
848 dcp.cpls().front()->annotation_text(),
849 dcp.cpls().front()->file()
862 Film::make_player () const
864 return shared_ptr<Player> (new Player (shared_from_this (), _playlist));
868 Film::set_signed (bool s)
871 signal_changed (SIGNED);
875 Film::set_encrypted (bool e)
878 signal_changed (ENCRYPTED);
882 Film::set_key (dcp::Key key)
885 signal_changed (KEY);
889 Film::playlist () const
895 Film::content () const
897 return _playlist->content ();
901 Film::examine_content (shared_ptr<Content> c)
903 shared_ptr<Job> j (new ExamineContentJob (shared_from_this(), c));
904 JobManager::instance()->add (j);
908 Film::examine_and_add_content (shared_ptr<Content> c)
910 if (dynamic_pointer_cast<FFmpegContent> (c)) {
911 run_ffprobe (c->path(0), file ("ffprobe.log"), _log);
914 shared_ptr<Job> j (new ExamineContentJob (shared_from_this(), c));
916 _job_connections.push_back (
917 j->Finished.connect (bind (&Film::maybe_add_content, this, boost::weak_ptr<Job> (j), boost::weak_ptr<Content> (c)))
920 JobManager::instance()->add (j);
924 Film::maybe_add_content (weak_ptr<Job> j, weak_ptr<Content> c)
926 shared_ptr<Job> job = j.lock ();
927 if (!job || !job->finished_ok ()) {
931 shared_ptr<Content> content = c.lock ();
933 add_content (content);
938 Film::add_content (shared_ptr<Content> c)
940 /* Add video content after any existing content */
941 if (dynamic_pointer_cast<VideoContent> (c)) {
942 c->set_position (_playlist->video_end ());
949 Film::remove_content (shared_ptr<Content> c)
951 _playlist->remove (c);
955 Film::move_content_earlier (shared_ptr<Content> c)
957 _playlist->move_earlier (c);
961 Film::move_content_later (shared_ptr<Content> c)
963 _playlist->move_later (c);
967 Film::length () const
969 return _playlist->length ();
973 Film::best_video_frame_rate () const
975 return _playlist->best_dcp_frame_rate ();
979 Film::active_frame_rate_change (DCPTime t) const
981 return _playlist->active_frame_rate_change (t, video_frame_rate ());
985 Film::playlist_content_changed (boost::weak_ptr<Content> c, int p)
987 if (p == VideoContentProperty::VIDEO_FRAME_RATE) {
988 set_video_frame_rate (_playlist->best_dcp_frame_rate ());
990 p == AudioContentProperty::AUDIO_MAPPING ||
991 p == AudioContentProperty::AUDIO_CHANNELS) {
992 signal_changed (NAME);
995 emit (boost::bind (boost::ref (ContentChanged), c, p));
999 Film::playlist_changed ()
1001 signal_changed (CONTENT);
1002 signal_changed (NAME);
1006 Film::audio_frame_rate () const
1013 Film::set_sequence_video (bool s)
1015 _sequence_video = s;
1016 _playlist->set_sequence_video (s);
1017 signal_changed (SEQUENCE_VIDEO);
1020 /** @return Size of the largest possible image in whatever resolution we are using */
1022 Film::full_frame () const
1024 switch (_resolution) {
1026 return dcp::Size (2048, 1080);
1028 return dcp::Size (4096, 2160);
1031 DCPOMATIC_ASSERT (false);
1032 return dcp::Size ();
1035 /** @return Size of the frame */
1037 Film::frame_size () const
1039 return fit_ratio_within (container()->ratio(), full_frame ());
1044 dcp::Certificate target,
1045 boost::filesystem::path cpl_file,
1046 dcp::LocalTime from,
1047 dcp::LocalTime until,
1048 dcp::Formulation formulation
1051 shared_ptr<const dcp::CPL> cpl (new dcp::CPL (cpl_file));
1052 shared_ptr<const dcp::Signer> signer = Config::instance()->signer();
1053 if (!signer->valid ()) {
1054 throw InvalidSignerError ();
1057 return dcp::DecryptedKDM (
1058 cpl, key(), from, until, "DCP-o-matic", cpl->content_title_text(), dcp::LocalTime().as_string()
1059 ).encrypt (signer, target, formulation);
1062 list<dcp::EncryptedKDM>
1064 list<shared_ptr<Screen> > screens,
1065 boost::filesystem::path dcp,
1066 dcp::LocalTime from,
1067 dcp::LocalTime until,
1068 dcp::Formulation formulation
1071 list<dcp::EncryptedKDM> kdms;
1073 for (list<shared_ptr<Screen> >::iterator i = screens.begin(); i != screens.end(); ++i) {
1074 if ((*i)->certificate) {
1075 kdms.push_back (make_kdm ((*i)->certificate.get(), dcp, from, until, formulation));
1082 /** @return The approximate disk space required to encode a DCP of this film with the
1083 * current settings, in bytes.
1086 Film::required_disk_space () const
1088 return uint64_t (j2k_bandwidth() / 8) * length().seconds();
1091 /** This method checks the disk that the Film is on and tries to decide whether or not
1092 * there will be enough space to make a DCP for it. If so, true is returned; if not,
1093 * false is returned and required and availabe are filled in with the amount of disk space
1094 * required and available respectively (in Gb).
1096 * Note: the decision made by this method isn't, of course, 100% reliable.
1099 Film::should_be_enough_disk_space (double& required, double& available, bool& can_hard_link) const
1101 /* Create a test file and see if we can hard-link it */
1102 boost::filesystem::path test = internal_video_mxf_dir() / "test";
1103 boost::filesystem::path test2 = internal_video_mxf_dir() / "test2";
1104 can_hard_link = true;
1105 FILE* f = fopen_boost (test, "w");
1108 boost::system::error_code ec;
1109 boost::filesystem::create_hard_link (test, test2, ec);
1111 can_hard_link = false;
1113 boost::filesystem::remove (test);
1114 boost::filesystem::remove (test2);
1117 boost::filesystem::space_info s = boost::filesystem::space (internal_video_mxf_dir ());
1118 required = double (required_disk_space ()) / 1073741824.0f;
1119 if (!can_hard_link) {
1122 available = double (s.available) / 1073741824.0f;
1123 return (available - required) > 1;
1127 Film::subtitle_language () const
1129 set<string> languages;
1131 ContentList cl = content ();
1132 BOOST_FOREACH (shared_ptr<Content>& c, cl) {
1133 shared_ptr<SubtitleContent> sc = dynamic_pointer_cast<SubtitleContent> (c);
1135 languages.insert (sc->subtitle_language ());
1140 BOOST_FOREACH (string s, languages) {
1141 if (!all.empty ()) {