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";
232 Film::filename_safe_name () const
234 string const n = name ();
236 for (size_t i = 0; i < n.length(); ++i) {
237 if (isalnum (n[i])) {
247 boost::filesystem::path
248 Film::audio_analysis_dir () const
250 return dir ("analysis");
253 /** Add suitable Jobs to the JobManager to create a DCP for this Film */
257 set_isdcf_date_today ();
259 if (dcp_name().find ("/") != string::npos) {
260 throw BadSettingError (_("name"), _("cannot contain slashes"));
263 environment_info (log ());
265 ContentList cl = content ();
266 for (ContentList::const_iterator i = cl.begin(); i != cl.end(); ++i) {
267 LOG_GENERAL ("Content: %1", (*i)->technical_summary());
269 LOG_GENERAL ("DCP video rate %1 fps", video_frame_rate());
270 LOG_GENERAL ("%1 threads", Config::instance()->num_local_encoding_threads());
271 LOG_GENERAL ("J2K bandwidth %1", j2k_bandwidth());
273 if (container() == 0) {
274 throw MissingSettingError (_("container"));
277 if (content().empty()) {
278 throw StringError (_("You must add some content to the DCP before creating it"));
281 if (dcp_content_type() == 0) {
282 throw MissingSettingError (_("content type"));
285 if (name().empty()) {
286 throw MissingSettingError (_("name"));
289 JobManager::instance()->add (shared_ptr<Job> (new TranscodeJob (shared_from_this())));
292 /** Start a job to send our DCP to the configured TMS */
294 Film::send_dcp_to_tms ()
296 shared_ptr<Job> j (new SCPDCPJob (shared_from_this()));
297 JobManager::instance()->add (j);
300 shared_ptr<xmlpp::Document>
301 Film::metadata () const
303 shared_ptr<xmlpp::Document> doc (new xmlpp::Document);
304 xmlpp::Element* root = doc->create_root_node ("Metadata");
306 root->add_child("Version")->add_child_text (raw_convert<string> (current_state_version));
307 root->add_child("Name")->add_child_text (_name);
308 root->add_child("UseISDCFName")->add_child_text (_use_isdcf_name ? "1" : "0");
310 if (_dcp_content_type) {
311 root->add_child("DCPContentType")->add_child_text (_dcp_content_type->isdcf_name ());
315 root->add_child("Container")->add_child_text (_container->id ());
318 root->add_child("Resolution")->add_child_text (resolution_to_string (_resolution));
319 root->add_child("J2KBandwidth")->add_child_text (raw_convert<string> (_j2k_bandwidth));
320 _isdcf_metadata.as_xml (root->add_child ("ISDCFMetadata"));
321 root->add_child("VideoFrameRate")->add_child_text (raw_convert<string> (_video_frame_rate));
322 root->add_child("ISDCFDate")->add_child_text (boost::gregorian::to_iso_string (_isdcf_date));
323 root->add_child("AudioChannels")->add_child_text (raw_convert<string> (_audio_channels));
324 root->add_child("ThreeD")->add_child_text (_three_d ? "1" : "0");
325 root->add_child("SequenceVideo")->add_child_text (_sequence_video ? "1" : "0");
326 root->add_child("Interop")->add_child_text (_interop ? "1" : "0");
327 root->add_child("BurnSubtitles")->add_child_text (_burn_subtitles ? "1" : "0");
328 root->add_child("Signed")->add_child_text (_signed ? "1" : "0");
329 root->add_child("Encrypted")->add_child_text (_encrypted ? "1" : "0");
330 root->add_child("Key")->add_child_text (_key.hex ());
331 _playlist->as_xml (root->add_child ("Playlist"));
336 /** Write state to our `metadata' file */
338 Film::write_metadata () const
340 boost::filesystem::create_directories (directory ());
341 shared_ptr<xmlpp::Document> doc = metadata ();
342 doc->write_to_file_formatted (file("metadata.xml").string ());
346 /** Read state from our metadata file.
347 * @return Notes about things that the user should know about, or empty.
350 Film::read_metadata ()
352 if (boost::filesystem::exists (file ("metadata")) && !boost::filesystem::exists (file ("metadata.xml"))) {
353 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!"));
356 cxml::Document f ("Metadata");
357 f.read_file (file ("metadata.xml"));
359 _state_version = f.number_child<int> ("Version");
360 if (_state_version > current_state_version) {
361 throw StringError (_("This film was created with a newer version of DCP-o-matic, and it cannot be loaded into this version. Sorry!"));
364 _name = f.string_child ("Name");
365 if (_state_version >= 9) {
366 _use_isdcf_name = f.bool_child ("UseISDCFName");
367 _isdcf_metadata = ISDCFMetadata (f.node_child ("ISDCFMetadata"));
368 _isdcf_date = boost::gregorian::from_undelimited_string (f.string_child ("ISDCFDate"));
370 _use_isdcf_name = f.bool_child ("UseDCIName");
371 _isdcf_metadata = ISDCFMetadata (f.node_child ("DCIMetadata"));
372 _isdcf_date = boost::gregorian::from_undelimited_string (f.string_child ("DCIDate"));
376 optional<string> c = f.optional_string_child ("DCPContentType");
378 _dcp_content_type = DCPContentType::from_isdcf_name (c.get ());
383 optional<string> c = f.optional_string_child ("Container");
385 _container = Ratio::from_id (c.get ());
389 _resolution = string_to_resolution (f.string_child ("Resolution"));
390 _j2k_bandwidth = f.number_child<int> ("J2KBandwidth");
391 _video_frame_rate = f.number_child<int> ("VideoFrameRate");
392 _signed = f.optional_bool_child("Signed").get_value_or (true);
393 _encrypted = f.bool_child ("Encrypted");
394 _audio_channels = f.number_child<int> ("AudioChannels");
395 /* We used to allow odd numbers (and zero) channels, but it's just not worth
398 if (_audio_channels == 0) {
400 } else if ((_audio_channels % 2) == 1) {
403 _sequence_video = f.bool_child ("SequenceVideo");
404 _three_d = f.bool_child ("ThreeD");
405 _interop = f.bool_child ("Interop");
406 if (_state_version >= 32) {
407 _burn_subtitles = f.bool_child ("BurnSubtitles");
409 _key = dcp::Key (f.string_child ("Key"));
412 /* This method is the only one that can return notes (so far) */
413 _playlist->set_from_xml (shared_from_this(), f.node_child ("Playlist"), _state_version, notes);
415 /* Write backtraces to this film's directory, until another film is loaded */
416 set_backtrace_file (file ("backtrace.txt"));
422 /** Given a directory name, return its full path within the Film's directory.
423 * The directory (and its parents) will be created if they do not exist.
425 boost::filesystem::path
426 Film::dir (boost::filesystem::path d) const
428 boost::filesystem::path p;
432 boost::filesystem::create_directories (p);
437 /** Given a file or directory name, return its full path within the Film's directory.
438 * Any required parent directories will be created.
440 boost::filesystem::path
441 Film::file (boost::filesystem::path f) const
443 boost::filesystem::path p;
447 boost::filesystem::create_directories (p.parent_path ());
452 /** @return a ISDCF-compliant name for a DCP of this film */
454 Film::isdcf_name (bool if_created_now) const
458 string raw_name = name ();
460 /* Split the raw name up into words */
461 vector<string> words;
462 split (words, raw_name, is_any_of (" "));
466 /* Add each word to fixed_name */
467 for (vector<string>::const_iterator i = words.begin(); i != words.end(); ++i) {
470 /* First letter is always capitalised */
471 w[0] = toupper (w[0]);
473 /* Count caps in w */
475 for (size_t i = 0; i < w.size(); ++i) {
476 if (isupper (w[i])) {
481 /* If w is all caps make the rest of it lower case, otherwise
484 if (caps == w.size ()) {
485 for (size_t i = 1; i < w.size(); ++i) {
486 w[i] = tolower (w[i]);
490 for (size_t i = 0; i < w.size(); ++i) {
495 if (fixed_name.length() > 14) {
496 fixed_name = fixed_name.substr (0, 14);
501 if (dcp_content_type()) {
502 d << "_" << dcp_content_type()->isdcf_name();
503 d << "-" << isdcf_metadata().content_version;
506 ISDCFMetadata const dm = isdcf_metadata ();
508 if (dm.temp_version) {
512 if (dm.pre_release) {
520 if (!dm.chain.empty ()) {
521 d << "-" << dm.chain;
528 if (dm.two_d_version_of_three_d) {
532 if (!dm.mastered_luminance.empty ()) {
533 d << "-" << dm.mastered_luminance;
536 if (video_frame_rate() != 24) {
537 d << "-" << video_frame_rate();
541 d << "_" << container()->isdcf_name();
544 ContentList cl = content ();
546 /* XXX: this uses the first bit of content only */
548 /* The standard says we don't do this for trailers, for some strange reason */
549 if (dcp_content_type() && dcp_content_type()->libdcp_kind() != dcp::TRAILER) {
550 Ratio const * content_ratio = 0;
551 for (ContentList::iterator i = cl.begin(); i != cl.end(); ++i) {
552 shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (*i);
554 /* Here's the first piece of video content */
555 if (vc->scale().ratio ()) {
556 content_ratio = vc->scale().ratio ();
558 content_ratio = Ratio::from_ratio (vc->video_size().ratio ());
564 if (content_ratio && content_ratio != container()) {
565 d << "-" << content_ratio->isdcf_name();
569 if (!dm.audio_language.empty ()) {
570 d << "_" << dm.audio_language;
571 if (!dm.subtitle_language.empty()) {
572 d << "-" << dm.subtitle_language;
578 if (!dm.territory.empty ()) {
579 d << "_" << dm.territory;
580 if (!dm.rating.empty ()) {
581 d << "-" << dm.rating;
585 /* Find all mapped channels */
587 list<dcp::Channel> mapped;
588 for (ContentList::const_iterator i = cl.begin(); i != cl.end(); ++i) {
589 shared_ptr<const AudioContent> ac = dynamic_pointer_cast<const AudioContent> (*i);
591 list<dcp::Channel> c = ac->audio_mapping().mapped_dcp_channels ();
592 copy (c.begin(), c.end(), back_inserter (mapped));
603 for (list<dcp::Channel>::const_iterator i = mapped.begin(); i != mapped.end(); ++i) {
604 if (static_cast<int> (*i) >= audio_channels()) {
605 /* This channel is mapped but is not included in the DCP */
609 if ((*i) == dcp::LFE) {
617 d << "_" << non_lfe << lfe;
622 d << "_" << resolution_to_string (_resolution);
624 if (!dm.studio.empty ()) {
625 d << "_" << dm.studio;
628 if (if_created_now) {
629 d << "_" << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ());
631 d << "_" << boost::gregorian::to_iso_string (_isdcf_date);
634 if (!dm.facility.empty ()) {
635 d << "_" << dm.facility;
648 if (!dm.package_type.empty ()) {
649 d << "_" << dm.package_type;
655 /** @return name to give the DCP */
657 Film::dcp_name (bool if_created_now) const
660 if (use_isdcf_name()) {
661 unfiltered = isdcf_name (if_created_now);
663 unfiltered = name ();
666 /* Filter out `bad' characters which cause problems with some systems.
667 There's no apparent list of what really is allowed, so this is a guess.
671 string const allowed = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_";
672 for (size_t i = 0; i < unfiltered.size(); ++i) {
673 if (allowed.find (unfiltered[i]) != string::npos) {
674 filtered += unfiltered[i];
682 Film::set_directory (boost::filesystem::path d)
689 Film::set_name (string n)
692 signal_changed (NAME);
696 Film::set_use_isdcf_name (bool u)
699 signal_changed (USE_ISDCF_NAME);
703 Film::set_dcp_content_type (DCPContentType const * t)
705 _dcp_content_type = t;
706 signal_changed (DCP_CONTENT_TYPE);
710 Film::set_container (Ratio const * c)
713 signal_changed (CONTAINER);
717 Film::set_resolution (Resolution r)
720 signal_changed (RESOLUTION);
724 Film::set_j2k_bandwidth (int b)
727 signal_changed (J2K_BANDWIDTH);
731 Film::set_isdcf_metadata (ISDCFMetadata m)
734 signal_changed (ISDCF_METADATA);
738 Film::set_video_frame_rate (int f)
740 _video_frame_rate = f;
741 signal_changed (VIDEO_FRAME_RATE);
745 Film::set_audio_channels (int c)
748 signal_changed (AUDIO_CHANNELS);
752 Film::set_three_d (bool t)
755 signal_changed (THREE_D);
759 Film::set_interop (bool i)
762 signal_changed (INTEROP);
766 Film::set_burn_subtitles (bool b)
769 signal_changed (BURN_SUBTITLES);
773 Film::signal_changed (Property p)
779 set_video_frame_rate (_playlist->best_dcp_frame_rate ());
781 case Film::VIDEO_FRAME_RATE:
782 case Film::SEQUENCE_VIDEO:
783 _playlist->maybe_sequence_video ();
789 emit (boost::bind (boost::ref (Changed), p));
793 Film::set_isdcf_date_today ()
795 _isdcf_date = boost::gregorian::day_clock::local_day ();
798 boost::filesystem::path
799 Film::j2c_path (int f, Eyes e, bool t) const
801 boost::filesystem::path p;
803 p /= video_identifier ();
807 s << setfill('0') << f;
809 if (e == EYES_LEFT) {
811 } else if (e == EYES_RIGHT) {
825 /** Find all the DCPs in our directory that can be dcp::DCP::read() and return details of their CPLs */
829 vector<CPLSummary> out;
831 boost::filesystem::path const dir = directory ();
832 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator(dir); i != boost::filesystem::directory_iterator(); ++i) {
834 boost::filesystem::is_directory (*i) &&
835 i->path().leaf() != "j2c" && i->path().leaf() != "video" && i->path().leaf() != "info" && i->path().leaf() != "analysis"
843 i->path().leaf().string(),
844 dcp.cpls().front()->id(),
845 dcp.cpls().front()->annotation_text(),
846 dcp.cpls().front()->file()
859 Film::make_player () const
861 return shared_ptr<Player> (new Player (shared_from_this (), _playlist));
865 Film::set_signed (bool s)
868 signal_changed (SIGNED);
872 Film::set_encrypted (bool e)
875 signal_changed (ENCRYPTED);
879 Film::set_key (dcp::Key key)
882 signal_changed (KEY);
886 Film::playlist () const
892 Film::content () const
894 return _playlist->content ();
898 Film::examine_content (shared_ptr<Content> c)
900 shared_ptr<Job> j (new ExamineContentJob (shared_from_this(), c));
901 JobManager::instance()->add (j);
905 Film::examine_and_add_content (shared_ptr<Content> c)
907 if (dynamic_pointer_cast<FFmpegContent> (c)) {
908 run_ffprobe (c->path(0), file ("ffprobe.log"), _log);
911 shared_ptr<Job> j (new ExamineContentJob (shared_from_this(), c));
913 _job_connections.push_back (
914 j->Finished.connect (bind (&Film::maybe_add_content, this, boost::weak_ptr<Job> (j), boost::weak_ptr<Content> (c)))
917 JobManager::instance()->add (j);
921 Film::maybe_add_content (weak_ptr<Job> j, weak_ptr<Content> c)
923 shared_ptr<Job> job = j.lock ();
924 if (!job || !job->finished_ok ()) {
928 shared_ptr<Content> content = c.lock ();
930 add_content (content);
935 Film::add_content (shared_ptr<Content> c)
937 /* Add video content after any existing content */
938 if (dynamic_pointer_cast<VideoContent> (c)) {
939 c->set_position (_playlist->video_end ());
946 Film::remove_content (shared_ptr<Content> c)
948 _playlist->remove (c);
952 Film::move_content_earlier (shared_ptr<Content> c)
954 _playlist->move_earlier (c);
958 Film::move_content_later (shared_ptr<Content> c)
960 _playlist->move_later (c);
964 Film::length () const
966 return _playlist->length ();
970 Film::best_video_frame_rate () const
972 return _playlist->best_dcp_frame_rate ();
976 Film::active_frame_rate_change (DCPTime t) const
978 return _playlist->active_frame_rate_change (t, video_frame_rate ());
982 Film::playlist_content_changed (boost::weak_ptr<Content> c, int p)
984 if (p == VideoContentProperty::VIDEO_FRAME_RATE) {
985 set_video_frame_rate (_playlist->best_dcp_frame_rate ());
987 p == AudioContentProperty::AUDIO_MAPPING ||
988 p == AudioContentProperty::AUDIO_CHANNELS) {
989 signal_changed (NAME);
992 emit (boost::bind (boost::ref (ContentChanged), c, p));
996 Film::playlist_changed ()
998 signal_changed (CONTENT);
999 signal_changed (NAME);
1003 Film::audio_frame_rate () const
1010 Film::set_sequence_video (bool s)
1012 _sequence_video = s;
1013 _playlist->set_sequence_video (s);
1014 signal_changed (SEQUENCE_VIDEO);
1017 /** @return Size of the largest possible image in whatever resolution we are using */
1019 Film::full_frame () const
1021 switch (_resolution) {
1023 return dcp::Size (2048, 1080);
1025 return dcp::Size (4096, 2160);
1028 DCPOMATIC_ASSERT (false);
1029 return dcp::Size ();
1032 /** @return Size of the frame */
1034 Film::frame_size () const
1036 return fit_ratio_within (container()->ratio(), full_frame ());
1041 dcp::Certificate target,
1042 boost::filesystem::path cpl_file,
1043 dcp::LocalTime from,
1044 dcp::LocalTime until,
1045 dcp::Formulation formulation
1048 shared_ptr<const dcp::CPL> cpl (new dcp::CPL (cpl_file));
1049 shared_ptr<const dcp::Signer> signer = Config::instance()->signer();
1050 if (!signer->valid ()) {
1051 throw InvalidSignerError ();
1054 return dcp::DecryptedKDM (
1055 cpl, key(), from, until, "DCP-o-matic", cpl->content_title_text(), dcp::LocalTime().as_string()
1056 ).encrypt (signer, target, formulation);
1059 list<dcp::EncryptedKDM>
1061 list<shared_ptr<Screen> > screens,
1062 boost::filesystem::path dcp,
1063 dcp::LocalTime from,
1064 dcp::LocalTime until,
1065 dcp::Formulation formulation
1068 list<dcp::EncryptedKDM> kdms;
1070 for (list<shared_ptr<Screen> >::iterator i = screens.begin(); i != screens.end(); ++i) {
1071 if ((*i)->certificate) {
1072 kdms.push_back (make_kdm ((*i)->certificate.get(), dcp, from, until, formulation));
1079 /** @return The approximate disk space required to encode a DCP of this film with the
1080 * current settings, in bytes.
1083 Film::required_disk_space () const
1085 return uint64_t (j2k_bandwidth() / 8) * length().seconds();
1088 /** This method checks the disk that the Film is on and tries to decide whether or not
1089 * there will be enough space to make a DCP for it. If so, true is returned; if not,
1090 * false is returned and required and availabe are filled in with the amount of disk space
1091 * required and available respectively (in Gb).
1093 * Note: the decision made by this method isn't, of course, 100% reliable.
1096 Film::should_be_enough_disk_space (double& required, double& available, bool& can_hard_link) const
1098 /* Create a test file and see if we can hard-link it */
1099 boost::filesystem::path test = internal_video_mxf_dir() / "test";
1100 boost::filesystem::path test2 = internal_video_mxf_dir() / "test2";
1101 can_hard_link = true;
1102 FILE* f = fopen_boost (test, "w");
1105 boost::system::error_code ec;
1106 boost::filesystem::create_hard_link (test, test2, ec);
1108 can_hard_link = false;
1110 boost::filesystem::remove (test);
1111 boost::filesystem::remove (test2);
1114 boost::filesystem::space_info s = boost::filesystem::space (internal_video_mxf_dir ());
1115 required = double (required_disk_space ()) / 1073741824.0f;
1116 if (!can_hard_link) {
1119 available = double (s.available) / 1073741824.0f;
1120 return (available - required) > 1;
1124 Film::subtitle_language () const
1126 set<string> languages;
1128 ContentList cl = content ();
1129 BOOST_FOREACH (shared_ptr<Content>& c, cl) {
1130 shared_ptr<SubtitleContent> sc = dynamic_pointer_cast<SubtitleContent> (c);
1132 languages.insert (sc->subtitle_language ());
1137 BOOST_FOREACH (string s, languages) {
1138 if (!all.empty ()) {