2 Copyright (C) 2012-2019 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
22 * @brief A representation of some audio, video and subtitle content, and details of
23 * how they should be presented in a DCP.
29 #include "job_manager.h"
30 #include "dcp_encoder.h"
31 #include "transcode_job.h"
32 #include "upload_job.h"
35 #include "dcpomatic_log.h"
36 #include "exceptions.h"
37 #include "examine_content_job.h"
40 #include "dcp_content_type.h"
43 #include "environment_info.h"
44 #include "audio_processor.h"
46 #include "compose.hpp"
48 #include "audio_content.h"
49 #include "video_content.h"
50 #include "text_content.h"
51 #include "ffmpeg_content.h"
52 #include "dcp_content.h"
53 #include "screen_kdm.h"
55 #include "change_signaller.h"
56 #include "check_content_change_job.h"
57 #include <libcxml/cxml.h>
59 #include <dcp/certificate_chain.h>
61 #include <dcp/local_time.h>
62 #include <dcp/decrypted_kdm.h>
63 #include <dcp/raw_convert.h>
64 #include <dcp/reel_mxf.h>
65 #include <dcp/reel_asset.h>
66 #include <libxml++/libxml++.h>
67 #include <boost/filesystem.hpp>
68 #include <boost/algorithm/string.hpp>
69 #include <boost/foreach.hpp>
70 #include <boost/regex.hpp>
91 using std::runtime_error;
93 using std::back_inserter;
96 using boost::shared_ptr;
97 using boost::weak_ptr;
98 using boost::dynamic_pointer_cast;
99 using boost::optional;
100 using boost::is_any_of;
101 using dcp::raw_convert;
103 string const Film::metadata_file = "metadata.xml";
106 * AudioMapping XML changed.
108 * Subtitle offset changed to subtitle y offset, and subtitle x offset added.
110 * Use <Scale> tag in <VideoContent> rather than <Ratio>.
114 * Subtitle X and Y scale.
116 * Bumped to 32 for 2.0 branch; some times are expressed in Times rather
120 * Changed <Period> to <Subtitle> in FFmpegSubtitleStream
122 * Content only contains audio/subtitle-related tags if those things
125 * VideoFrameType in VideoContent is a string rather than an integer.
127 * EffectColour rather than OutlineColour in Subtitle.
129 * TextContent can be in a Caption tag, and some of the tag names
130 * have had Subtitle prefixes or suffixes removed.
132 int const Film::current_state_version = 37;
134 /** Construct a Film object in a given directory.
136 * @param dir Film directory.
139 Film::Film (optional<boost::filesystem::path> dir)
140 : _playlist (new Playlist)
141 , _use_isdcf_name (true)
142 , _dcp_content_type (Config::instance()->default_dcp_content_type ())
143 , _container (Config::instance()->default_container ())
144 , _resolution (RESOLUTION_2K)
147 , _context_id (dcp::make_uuid ())
148 , _j2k_bandwidth (Config::instance()->default_j2k_bandwidth ())
149 , _isdcf_metadata (Config::instance()->default_isdcf_metadata ())
150 , _video_frame_rate (24)
151 , _audio_channels (Config::instance()->default_dcp_audio_channels ())
154 , _interop (Config::instance()->default_interop ())
155 , _audio_processor (0)
156 , _reel_type (REELTYPE_SINGLE)
157 , _reel_length (2000000000)
158 , _upload_after_make_dcp (Config::instance()->default_upload_after_make_dcp())
159 , _reencode_j2k (false)
160 , _user_explicit_video_frame_rate (false)
161 , _state_version (current_state_version)
164 set_isdcf_date_today ();
166 _playlist_change_connection = _playlist->Change.connect (bind (&Film::playlist_change, this, _1));
167 _playlist_order_changed_connection = _playlist->OrderChanged.connect (bind (&Film::playlist_order_changed, this));
168 _playlist_content_change_connection = _playlist->ContentChange.connect (bind (&Film::playlist_content_change, this, _1, _2, _3, _4));
171 /* Make state.directory a complete path without ..s (where possible)
172 (Code swiped from Adam Bowen on stackoverflow)
173 XXX: couldn't/shouldn't this just be boost::filesystem::canonical?
176 boost::filesystem::path p (boost::filesystem::system_complete (dir.get()));
177 boost::filesystem::path result;
178 for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
180 boost::system::error_code ec;
181 if (boost::filesystem::is_symlink(result, ec) || result.filename() == "..") {
184 result = result.parent_path ();
186 } else if (*i != ".") {
191 set_directory (result.make_preferred ());
195 _log.reset (new FileLog (file ("log")));
197 _log.reset (new NullLog);
200 _playlist->set_sequence (_sequence);
205 BOOST_FOREACH (boost::signals2::connection& i, _job_connections) {
209 BOOST_FOREACH (boost::signals2::connection& i, _audio_analysis_connections) {
215 Film::video_identifier () const
217 DCPOMATIC_ASSERT (container ());
219 string s = container()->id()
220 + "_" + resolution_to_string (_resolution)
221 + "_" + _playlist->video_identifier()
222 + "_" + raw_convert<string>(_video_frame_rate)
223 + "_" + raw_convert<string>(j2k_bandwidth());
244 /** @return The file to write video frame info to */
245 boost::filesystem::path
246 Film::info_file (DCPTimePeriod period) const
248 boost::filesystem::path p;
250 p /= video_identifier () + "_" + raw_convert<string> (period.from.get()) + "_" + raw_convert<string> (period.to.get());
254 boost::filesystem::path
255 Film::internal_video_asset_dir () const
257 return dir ("video");
260 boost::filesystem::path
261 Film::internal_video_asset_filename (DCPTimePeriod p) const
263 return video_identifier() + "_" + raw_convert<string> (p.from.get()) + "_" + raw_convert<string> (p.to.get()) + ".mxf";
266 boost::filesystem::path
267 Film::audio_analysis_path (shared_ptr<const Playlist> playlist) const
269 boost::filesystem::path p = dir ("analysis");
272 BOOST_FOREACH (shared_ptr<Content> i, playlist->content ()) {
277 digester.add (i->digest ());
278 digester.add (i->audio->mapping().digest ());
279 if (playlist->content().size() != 1) {
280 /* Analyses should be considered equal regardless of gain
281 if they were made from just one piece of content. This
282 is because we can fake any gain change in a single-content
283 analysis at the plotting stage rather than having to
286 digester.add (i->audio->gain ());
290 if (audio_processor ()) {
291 digester.add (audio_processor()->id ());
294 digester.add (audio_channels());
296 p /= digester.get ();
300 /** Add suitable Jobs to the JobManager to create a DCP for this Film */
304 if (dcp_name().find ("/") != string::npos) {
305 throw BadSettingError (_("name"), _("Cannot contain slashes"));
308 if (container() == 0) {
309 throw MissingSettingError (_("container"));
312 if (content().empty()) {
313 throw runtime_error (_("You must add some content to the DCP before creating it"));
316 if (length() == DCPTime()) {
317 throw runtime_error (_("The DCP is empty, perhaps because all the content has zero length."));
320 if (dcp_content_type() == 0) {
321 throw MissingSettingError (_("content type"));
324 if (name().empty()) {
328 BOOST_FOREACH (shared_ptr<const Content> i, content ()) {
329 if (!i->paths_valid()) {
330 throw runtime_error (_("some of your content is missing"));
332 shared_ptr<const DCPContent> dcp = dynamic_pointer_cast<const DCPContent> (i);
333 if (dcp && dcp->needs_kdm()) {
334 throw runtime_error (_("Some of your content needs a KDM"));
336 if (dcp && dcp->needs_assets()) {
337 throw runtime_error (_("Some of your content needs an OV"));
341 set_isdcf_date_today ();
343 BOOST_FOREACH (string i, environment_info ()) {
347 BOOST_FOREACH (shared_ptr<const Content> i, content ()) {
348 LOG_GENERAL ("Content: %1", i->technical_summary());
350 LOG_GENERAL ("DCP video rate %1 fps", video_frame_rate());
351 if (Config::instance()->only_servers_encode ()) {
352 LOG_GENERAL_NC ("0 threads: ONLY SERVERS SET TO ENCODE");
354 LOG_GENERAL ("%1 threads", Config::instance()->master_encoding_threads());
356 LOG_GENERAL ("J2K bandwidth %1", j2k_bandwidth());
358 shared_ptr<TranscodeJob> tj (new TranscodeJob (shared_from_this()));
359 tj->set_encoder (shared_ptr<Encoder> (new DCPEncoder (shared_from_this(), tj)));
360 shared_ptr<CheckContentChangeJob> cc (new CheckContentChangeJob (shared_from_this(), tj));
361 JobManager::instance()->add (cc);
364 /** Start a job to send our DCP to the configured TMS */
366 Film::send_dcp_to_tms ()
368 shared_ptr<Job> j (new UploadJob (shared_from_this()));
369 JobManager::instance()->add (j);
372 shared_ptr<xmlpp::Document>
373 Film::metadata (bool with_content_paths) const
375 shared_ptr<xmlpp::Document> doc (new xmlpp::Document);
376 xmlpp::Element* root = doc->create_root_node ("Metadata");
378 root->add_child("Version")->add_child_text (raw_convert<string> (current_state_version));
379 root->add_child("Name")->add_child_text (_name);
380 root->add_child("UseISDCFName")->add_child_text (_use_isdcf_name ? "1" : "0");
382 if (_dcp_content_type) {
383 root->add_child("DCPContentType")->add_child_text (_dcp_content_type->isdcf_name ());
387 root->add_child("Container")->add_child_text (_container->id ());
390 root->add_child("Resolution")->add_child_text (resolution_to_string (_resolution));
391 root->add_child("J2KBandwidth")->add_child_text (raw_convert<string> (_j2k_bandwidth));
392 _isdcf_metadata.as_xml (root->add_child ("ISDCFMetadata"));
393 root->add_child("VideoFrameRate")->add_child_text (raw_convert<string> (_video_frame_rate));
394 root->add_child("ISDCFDate")->add_child_text (boost::gregorian::to_iso_string (_isdcf_date));
395 root->add_child("AudioChannels")->add_child_text (raw_convert<string> (_audio_channels));
396 root->add_child("ThreeD")->add_child_text (_three_d ? "1" : "0");
397 root->add_child("Sequence")->add_child_text (_sequence ? "1" : "0");
398 root->add_child("Interop")->add_child_text (_interop ? "1" : "0");
399 root->add_child("Signed")->add_child_text (_signed ? "1" : "0");
400 root->add_child("Encrypted")->add_child_text (_encrypted ? "1" : "0");
401 root->add_child("Key")->add_child_text (_key.hex ());
402 root->add_child("ContextID")->add_child_text (_context_id);
403 if (_audio_processor) {
404 root->add_child("AudioProcessor")->add_child_text (_audio_processor->id ());
406 root->add_child("ReelType")->add_child_text (raw_convert<string> (static_cast<int> (_reel_type)));
407 root->add_child("ReelLength")->add_child_text (raw_convert<string> (_reel_length));
408 root->add_child("UploadAfterMakeDCP")->add_child_text (_upload_after_make_dcp ? "1" : "0");
409 root->add_child("ReencodeJ2K")->add_child_text (_reencode_j2k ? "1" : "0");
410 root->add_child("UserExplicitVideoFrameRate")->add_child_text(_user_explicit_video_frame_rate ? "1" : "0");
411 _playlist->as_xml (root->add_child ("Playlist"), with_content_paths);
417 Film::write_metadata (boost::filesystem::path path) const
419 shared_ptr<xmlpp::Document> doc = metadata ();
420 doc->write_to_file_formatted (path.string());
423 /** Write state to our `metadata' file */
425 Film::write_metadata () const
427 DCPOMATIC_ASSERT (directory());
428 boost::filesystem::create_directories (directory().get());
429 shared_ptr<xmlpp::Document> doc = metadata ();
430 doc->write_to_file_formatted (file(metadata_file).string ());
434 /** Write a template from this film */
436 Film::write_template (boost::filesystem::path path) const
438 boost::filesystem::create_directories (path.parent_path());
439 shared_ptr<xmlpp::Document> doc = metadata (false);
440 doc->write_to_file_formatted (path.string ());
443 /** Read state from our metadata file.
444 * @return Notes about things that the user should know about, or empty.
447 Film::read_metadata (optional<boost::filesystem::path> path)
450 if (boost::filesystem::exists (file ("metadata")) && !boost::filesystem::exists (file (metadata_file))) {
451 throw runtime_error (_("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!"));
454 path = file (metadata_file);
457 cxml::Document f ("Metadata");
458 f.read_file (path.get ());
460 _state_version = f.number_child<int> ("Version");
461 if (_state_version > current_state_version) {
462 throw runtime_error (_("This film was created with a newer version of DCP-o-matic, and it cannot be loaded into this version. Sorry!"));
463 } else if (_state_version < current_state_version) {
464 /* This is an older version; save a copy (if we haven't already) */
465 boost::filesystem::path const older = path->parent_path() / String::compose("metadata.%1.xml", _state_version);
466 if (!boost::filesystem::is_regular_file(older)) {
468 boost::filesystem::copy_file(*path, older);
470 /* Never mind; at least we tried */
475 _name = f.string_child ("Name");
476 if (_state_version >= 9) {
477 _use_isdcf_name = f.bool_child ("UseISDCFName");
478 _isdcf_metadata = ISDCFMetadata (f.node_child ("ISDCFMetadata"));
479 _isdcf_date = boost::gregorian::from_undelimited_string (f.string_child ("ISDCFDate"));
481 _use_isdcf_name = f.bool_child ("UseDCIName");
482 _isdcf_metadata = ISDCFMetadata (f.node_child ("DCIMetadata"));
483 _isdcf_date = boost::gregorian::from_undelimited_string (f.string_child ("DCIDate"));
488 optional<string> c = f.optional_string_child ("DCPContentType");
490 _dcp_content_type = DCPContentType::from_isdcf_name (c.get ());
495 optional<string> c = f.optional_string_child ("Container");
497 _container = Ratio::from_id (c.get ());
501 _resolution = string_to_resolution (f.string_child ("Resolution"));
502 _j2k_bandwidth = f.number_child<int> ("J2KBandwidth");
503 _video_frame_rate = f.number_child<int> ("VideoFrameRate");
504 _signed = f.optional_bool_child("Signed").get_value_or (true);
505 _encrypted = f.bool_child ("Encrypted");
506 _audio_channels = f.number_child<int> ("AudioChannels");
507 /* We used to allow odd numbers (and zero) channels, but it's just not worth
510 if (_audio_channels == 0) {
512 } else if ((_audio_channels % 2) == 1) {
516 if (f.optional_bool_child("SequenceVideo")) {
517 _sequence = f.bool_child("SequenceVideo");
519 _sequence = f.bool_child("Sequence");
522 _three_d = f.bool_child ("ThreeD");
523 _interop = f.bool_child ("Interop");
524 _key = dcp::Key (f.string_child ("Key"));
525 _context_id = f.optional_string_child("ContextID").get_value_or (dcp::make_uuid ());
527 if (f.optional_string_child ("AudioProcessor")) {
528 _audio_processor = AudioProcessor::from_id (f.string_child ("AudioProcessor"));
530 _audio_processor = 0;
533 _reel_type = static_cast<ReelType> (f.optional_number_child<int>("ReelType").get_value_or (static_cast<int>(REELTYPE_SINGLE)));
534 _reel_length = f.optional_number_child<int64_t>("ReelLength").get_value_or (2000000000);
535 _upload_after_make_dcp = f.optional_bool_child("UploadAfterMakeDCP").get_value_or (false);
536 _reencode_j2k = f.optional_bool_child("ReencodeJ2K").get_value_or(false);
537 _user_explicit_video_frame_rate = f.optional_bool_child("UserExplicitVideoFrameRate").get_value_or(false);
540 _playlist->set_from_xml (shared_from_this(), f.node_child ("Playlist"), _state_version, notes);
542 /* Write backtraces to this film's directory, until another film is loaded */
544 set_backtrace_file (file ("backtrace.txt"));
551 /** Given a directory name, return its full path within the Film's directory.
552 * @param d directory name within the Film's directory.
553 * @param create true to create the directory (and its parents) if they do not exist.
555 boost::filesystem::path
556 Film::dir (boost::filesystem::path d, bool create) const
558 DCPOMATIC_ASSERT (_directory);
560 boost::filesystem::path p;
561 p /= _directory.get();
565 boost::filesystem::create_directories (p);
571 /** Given a file or directory name, return its full path within the Film's directory.
572 * Any required parent directories will be created.
574 boost::filesystem::path
575 Film::file (boost::filesystem::path f) const
577 DCPOMATIC_ASSERT (_directory);
579 boost::filesystem::path p;
580 p /= _directory.get();
583 boost::filesystem::create_directories (p.parent_path ());
589 Film::mapped_audio_channels () const
593 if (audio_processor ()) {
594 /* Processors are mapped 1:1 to DCP outputs so we can work out mappings from there */
595 for (int i = 0; i < audio_processor()->out_channels(); ++i) {
596 mapped.push_back (i);
599 BOOST_FOREACH (shared_ptr<Content> i, content ()) {
601 list<int> c = i->audio->mapping().mapped_output_channels ();
602 copy (c.begin(), c.end(), back_inserter (mapped));
613 /** @return a ISDCF-compliant name for a DCP of this film */
615 Film::isdcf_name (bool if_created_now) const
619 string raw_name = name ();
621 /* Split the raw name up into words */
622 vector<string> words;
623 split (words, raw_name, is_any_of (" _-"));
627 /* Add each word to fixed_name */
628 for (vector<string>::const_iterator i = words.begin(); i != words.end(); ++i) {
631 /* First letter is always capitalised */
632 w[0] = toupper (w[0]);
634 /* Count caps in w */
636 for (size_t i = 0; i < w.size(); ++i) {
637 if (isupper (w[i])) {
642 /* If w is all caps make the rest of it lower case, otherwise
645 if (caps == w.size ()) {
646 for (size_t i = 1; i < w.size(); ++i) {
647 w[i] = tolower (w[i]);
651 for (size_t i = 0; i < w.size(); ++i) {
656 if (fixed_name.length() > 14) {
657 fixed_name = fixed_name.substr (0, 14);
662 if (dcp_content_type()) {
663 d += "_" + dcp_content_type()->isdcf_name();
664 d += "-" + raw_convert<string>(isdcf_metadata().content_version);
667 ISDCFMetadata const dm = isdcf_metadata ();
669 if (dm.temp_version) {
673 if (dm.pre_release) {
681 if (!dm.chain.empty ()) {
689 if (dm.two_d_version_of_three_d) {
693 if (!dm.mastered_luminance.empty ()) {
694 d += "-" + dm.mastered_luminance;
697 if (video_frame_rate() != 24) {
698 d += "-" + raw_convert<string>(video_frame_rate());
702 d += "_" + container()->isdcf_name();
705 /* XXX: this uses the first bit of content only */
707 /* Interior aspect ratio. The standard says we don't do this for trailers, for some strange reason */
708 if (dcp_content_type() && dcp_content_type()->libdcp_kind() != dcp::TRAILER) {
709 Ratio const * content_ratio = 0;
710 BOOST_FOREACH (shared_ptr<Content> i, content ()) {
712 /* Here's the first piece of video content */
713 if (i->video->scale().ratio ()) {
714 content_ratio = i->video->scale().ratio ();
716 content_ratio = Ratio::from_ratio (i->video->size().ratio ());
722 if (content_ratio && content_ratio != container()) {
723 /* This needs to be the numeric version of the ratio, and ::id() is close enough */
724 d += "-" + content_ratio->id();
728 if (!dm.audio_language.empty ()) {
729 d += "_" + dm.audio_language;
731 /* I'm not clear on the precise details of the convention for CCAP labelling;
732 for now I'm just appending -CCAP if we have any closed captions.
735 optional<string> subtitle_language;
736 bool burnt_in = true;
738 BOOST_FOREACH (shared_ptr<Content> i, content()) {
739 BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
740 if (j->type() == TEXT_OPEN_SUBTITLE && j->use()) {
741 subtitle_language = j->language ();
745 } else if (j->type() == TEXT_CLOSED_CAPTION && j->use()) {
751 if (dm.subtitle_language) {
752 /* Subtitle language is overridden in ISDCF metadata, primarily to handle
753 content with pre-burnt subtitles.
755 d += "-" + *dm.subtitle_language;
759 } else if (subtitle_language) {
760 /* Language is worked out from the content */
761 if (burnt_in && *subtitle_language != "XX") {
762 transform (subtitle_language->begin(), subtitle_language->end(), subtitle_language->begin(), ::tolower);
764 transform (subtitle_language->begin(), subtitle_language->end(), subtitle_language->begin(), ::toupper);
767 d += "-" + *subtitle_language;
777 if (!dm.territory.empty ()) {
778 d += "_" + dm.territory;
779 if (dm.rating.empty ()) {
782 d += "-" + dm.rating;
786 /* Count mapped audio channels */
788 list<int> mapped = mapped_audio_channels ();
790 pair<int, int> ch = audio_channel_types (mapped, audio_channels());
791 if (!ch.first && !ch.second) {
793 } else if (ch.first) {
794 d += String::compose("_%1%2", ch.first, ch.second);
797 if (audio_channels() > static_cast<int>(dcp::HI) && find(mapped.begin(), mapped.end(), dcp::HI) != mapped.end()) {
800 if (audio_channels() > static_cast<int>(dcp::VI) && find(mapped.begin(), mapped.end(), dcp::VI) != mapped.end()) {
804 d += "_" + resolution_to_string (_resolution);
806 if (!dm.studio.empty ()) {
807 d += "_" + dm.studio;
810 if (if_created_now) {
811 d += "_" + boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ());
813 d += "_" + boost::gregorian::to_iso_string (_isdcf_date);
816 if (!dm.facility.empty ()) {
817 d += "_" + dm.facility;
831 BOOST_FOREACH (shared_ptr<Content> i, content ()) {
832 shared_ptr<const DCPContent> dc = dynamic_pointer_cast<const DCPContent> (i);
837 bool any_text = false;
838 for (int i = 0; i < TEXT_COUNT; ++i) {
839 if (dc->reference_text(static_cast<TextType>(i))) {
843 if (dc->reference_video() || dc->reference_audio() || any_text) {
857 /** @return name to give the DCP */
859 Film::dcp_name (bool if_created_now) const
862 if (use_isdcf_name()) {
863 return careful_string_filter (isdcf_name (if_created_now));
866 return careful_string_filter (name ());
870 Film::set_directory (boost::filesystem::path d)
877 Film::set_name (string n)
879 ChangeSignaller<Film> ch (this, NAME);
884 Film::set_use_isdcf_name (bool u)
886 ChangeSignaller<Film> ch (this, USE_ISDCF_NAME);
891 Film::set_dcp_content_type (DCPContentType const * t)
893 ChangeSignaller<Film> ch (this, DCP_CONTENT_TYPE);
894 _dcp_content_type = t;
898 Film::set_container (Ratio const * c)
900 ChangeSignaller<Film> ch (this, CONTAINER);
905 Film::set_resolution (Resolution r)
907 ChangeSignaller<Film> ch (this, RESOLUTION);
912 Film::set_j2k_bandwidth (int b)
914 ChangeSignaller<Film> ch (this, J2K_BANDWIDTH);
919 Film::set_isdcf_metadata (ISDCFMetadata m)
921 ChangeSignaller<Film> ch (this, ISDCF_METADATA);
925 /** @param f New frame rate.
926 * @param user_explicit true if this comes from a direct user instruction, false if it is from
927 * DCP-o-matic being helpful.
930 Film::set_video_frame_rate (int f, bool user_explicit)
932 ChangeSignaller<Film> ch (this, VIDEO_FRAME_RATE);
933 _video_frame_rate = f;
935 _user_explicit_video_frame_rate = true;
940 Film::set_audio_channels (int c)
942 ChangeSignaller<Film> ch (this, AUDIO_CHANNELS);
947 Film::set_three_d (bool t)
949 ChangeSignaller<Film> ch (this, THREE_D);
952 if (_three_d && _isdcf_metadata.two_d_version_of_three_d) {
953 ChangeSignaller<Film> ch (this, ISDCF_METADATA);
954 _isdcf_metadata.two_d_version_of_three_d = false;
959 Film::set_interop (bool i)
961 ChangeSignaller<Film> ch (this, INTEROP);
966 Film::set_audio_processor (AudioProcessor const * processor)
968 ChangeSignaller<Film> ch1 (this, AUDIO_PROCESSOR);
969 ChangeSignaller<Film> ch2 (this, AUDIO_CHANNELS);
970 _audio_processor = processor;
974 Film::set_reel_type (ReelType t)
976 ChangeSignaller<Film> ch (this, REEL_TYPE);
980 /** @param r Desired reel length in bytes */
982 Film::set_reel_length (int64_t r)
984 ChangeSignaller<Film> ch (this, REEL_LENGTH);
989 Film::set_upload_after_make_dcp (bool u)
991 ChangeSignaller<Film> ch (this, UPLOAD_AFTER_MAKE_DCP);
992 _upload_after_make_dcp = u;
996 Film::set_reencode_j2k (bool r)
998 ChangeSignaller<Film> ch (this, REENCODE_J2K);
1003 Film::signal_change (ChangeType type, int p)
1005 signal_change (type, static_cast<Property>(p));
1009 Film::signal_change (ChangeType type, Property p)
1011 if (type == CHANGE_TYPE_DONE) {
1014 if (p == Film::CONTENT) {
1015 if (!_user_explicit_video_frame_rate) {
1016 set_video_frame_rate (best_video_frame_rate());
1020 emit (boost::bind (boost::ref (Change), type, p));
1022 if (p == Film::VIDEO_FRAME_RATE || p == Film::SEQUENCE) {
1023 /* We want to call Playlist::maybe_sequence but this must happen after the
1024 main signal emission (since the butler will see that emission and un-suspend itself).
1026 emit (boost::bind(&Playlist::maybe_sequence, _playlist.get(), shared_from_this()));
1034 Film::set_isdcf_date_today ()
1036 _isdcf_date = boost::gregorian::day_clock::local_day ();
1039 boost::filesystem::path
1040 Film::j2c_path (int reel, Frame frame, Eyes eyes, bool tmp) const
1042 boost::filesystem::path p;
1044 p /= video_identifier ();
1047 snprintf(buffer, sizeof(buffer), "%08d_%08" PRId64, reel, frame);
1050 if (eyes == EYES_LEFT) {
1052 } else if (eyes == EYES_RIGHT) {
1068 cpl_summary_compare (CPLSummary const & a, CPLSummary const & b)
1070 return a.last_write_time > b.last_write_time;
1073 /** Find all the DCPs in our directory that can be dcp::DCP::read() and return details of their CPLs.
1074 * The list will be returned in reverse order of timestamp (i.e. most recent first).
1079 if (!directory ()) {
1080 return vector<CPLSummary> ();
1083 vector<CPLSummary> out;
1085 boost::filesystem::path const dir = directory().get();
1086 for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator(dir); i != boost::filesystem::directory_iterator(); ++i) {
1088 boost::filesystem::is_directory (*i) &&
1089 i->path().leaf() != "j2c" && i->path().leaf() != "video" && i->path().leaf() != "info" && i->path().leaf() != "analysis"
1093 out.push_back (CPLSummary(*i));
1100 sort (out.begin(), out.end(), cpl_summary_compare);
1106 Film::set_signed (bool s)
1108 ChangeSignaller<Film> ch (this, SIGNED);
1113 Film::set_encrypted (bool e)
1115 ChangeSignaller<Film> ch (this, ENCRYPTED);
1120 Film::set_key (dcp::Key key)
1122 ChangeSignaller<Film> ch (this, KEY);
1127 Film::content () const
1129 return _playlist->content ();
1132 /** @param content Content to add.
1133 * @param disable_audio_analysis true to never do automatic audio analysis, even if it is enabled in configuration.
1136 Film::examine_and_add_content (shared_ptr<Content> content, bool disable_audio_analysis)
1138 if (dynamic_pointer_cast<FFmpegContent> (content) && _directory) {
1139 run_ffprobe (content->path(0), file("ffprobe.log"));
1142 shared_ptr<Job> j (new ExamineContentJob (shared_from_this(), content));
1144 _job_connections.push_back (
1145 j->Finished.connect (bind (&Film::maybe_add_content, this, weak_ptr<Job>(j), weak_ptr<Content>(content), disable_audio_analysis))
1148 JobManager::instance()->add (j);
1152 Film::maybe_add_content (weak_ptr<Job> j, weak_ptr<Content> c, bool disable_audio_analysis)
1154 shared_ptr<Job> job = j.lock ();
1155 if (!job || !job->finished_ok ()) {
1159 shared_ptr<Content> content = c.lock ();
1164 add_content (content);
1166 if (Config::instance()->automatic_audio_analysis() && content->audio && !disable_audio_analysis) {
1167 shared_ptr<Playlist> playlist (new Playlist);
1168 playlist->add (shared_from_this(), content);
1169 boost::signals2::connection c;
1170 JobManager::instance()->analyse_audio (
1171 shared_from_this(), playlist, false, c, bind (&Film::audio_analysis_finished, this)
1173 _audio_analysis_connections.push_back (c);
1178 Film::add_content (shared_ptr<Content> c)
1180 /* Add {video,subtitle} content after any existing {video,subtitle} content */
1182 c->set_position (shared_from_this(), _playlist->video_end(shared_from_this()));
1183 } else if (!c->text.empty()) {
1184 c->set_position (shared_from_this(), _playlist->text_end(shared_from_this()));
1187 if (_template_film) {
1188 /* Take settings from the first piece of content of c's type in _template */
1189 BOOST_FOREACH (shared_ptr<Content> i, _template_film->content()) {
1190 c->take_settings_from (i);
1194 _playlist->add (shared_from_this(), c);
1198 Film::remove_content (shared_ptr<Content> c)
1200 _playlist->remove (c);
1204 Film::move_content_earlier (shared_ptr<Content> c)
1206 _playlist->move_earlier (shared_from_this(), c);
1210 Film::move_content_later (shared_ptr<Content> c)
1212 _playlist->move_later (shared_from_this(), c);
1215 /** @return length of the film from time 0 to the last thing on the playlist */
1217 Film::length () const
1219 return _playlist->length(shared_from_this()).ceil(video_frame_rate());
1223 Film::best_video_frame_rate () const
1225 /* Don't default to anything above 30fps (make the user select that explicitly) */
1226 int best = _playlist->best_video_frame_rate ();
1234 Film::active_frame_rate_change (DCPTime t) const
1236 return _playlist->active_frame_rate_change (t, video_frame_rate ());
1240 Film::playlist_content_change (ChangeType type, weak_ptr<Content> c, int p, bool frequent)
1242 if (p == ContentProperty::VIDEO_FRAME_RATE) {
1243 signal_change (type, Film::CONTENT);
1244 } else if (p == AudioContentProperty::STREAMS) {
1245 signal_change (type, Film::NAME);
1248 if (type == CHANGE_TYPE_DONE) {
1249 emit (boost::bind (boost::ref (ContentChange), type, c, p, frequent));
1251 ContentChange (type, c, p, frequent);
1256 Film::playlist_change (ChangeType type)
1258 signal_change (type, CONTENT);
1259 signal_change (type, NAME);
1261 if (type == CHANGE_TYPE_DONE) {
1262 /* Check that this change hasn't made our settings inconsistent */
1263 bool change_made = false;
1264 BOOST_FOREACH (shared_ptr<Content> i, content()) {
1265 shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
1271 if (d->reference_video() && !d->can_reference_video(shared_from_this(), why_not)) {
1272 d->set_reference_video(false);
1275 if (d->reference_audio() && !d->can_reference_audio(shared_from_this(), why_not)) {
1276 d->set_reference_audio(false);
1282 Message (_("DCP-o-matic had to change your settings for referring to DCPs as OV. Please review those settings to make sure they are what you want."));
1288 Film::playlist_order_changed ()
1290 /* XXX: missing PENDING */
1291 signal_change (CHANGE_TYPE_DONE, CONTENT_ORDER);
1295 Film::audio_frame_rate () const
1297 /* It seems that nobody makes 96kHz DCPs at the moment, so let's avoid them.
1304 Film::set_sequence (bool s)
1306 if (s == _sequence) {
1310 ChangeSignaller<Film> cc (this, SEQUENCE);
1312 _playlist->set_sequence (s);
1315 /** @return Size of the largest possible image in whatever resolution we are using */
1317 Film::full_frame () const
1319 switch (_resolution) {
1321 return dcp::Size (2048, 1080);
1323 return dcp::Size (4096, 2160);
1326 DCPOMATIC_ASSERT (false);
1327 return dcp::Size ();
1330 /** @return Size of the frame */
1332 Film::frame_size () const
1334 return fit_ratio_within (container()->ratio(), full_frame ());
1337 /** @param recipient KDM recipient certificate.
1338 * @param trusted_devices Certificate thumbprints of other trusted devices (can be empty).
1339 * @param cpl_file CPL filename.
1340 * @param from KDM from time expressed as a local time with an offset from UTC.
1341 * @param until KDM to time expressed as a local time with an offset from UTC.
1342 * @param formulation KDM formulation to use.
1343 * @param disable_forensic_marking_picture true to disable forensic marking of picture.
1344 * @param disable_forensic_marking_audio if not set, don't disable forensic marking of audio. If set to 0,
1345 * disable all forensic marking; if set above 0, disable forensic marking above that channel.
1349 dcp::Certificate recipient,
1350 vector<string> trusted_devices,
1351 boost::filesystem::path cpl_file,
1352 dcp::LocalTime from,
1353 dcp::LocalTime until,
1354 dcp::Formulation formulation,
1355 bool disable_forensic_marking_picture,
1356 optional<int> disable_forensic_marking_audio
1360 throw runtime_error (_("Cannot make a KDM as this project is not encrypted."));
1363 shared_ptr<const dcp::CPL> cpl (new dcp::CPL (cpl_file));
1364 shared_ptr<const dcp::CertificateChain> signer = Config::instance()->signer_chain ();
1365 if (!signer->valid ()) {
1366 throw InvalidSignerError ();
1369 /* Find keys that have been added to imported, encrypted DCP content */
1370 list<dcp::DecryptedKDMKey> imported_keys;
1371 BOOST_FOREACH (shared_ptr<Content> i, content()) {
1372 shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent> (i);
1373 if (d && d->kdm()) {
1374 dcp::DecryptedKDM kdm (d->kdm().get(), Config::instance()->decryption_chain()->key().get());
1375 list<dcp::DecryptedKDMKey> keys = kdm.keys ();
1376 copy (keys.begin(), keys.end(), back_inserter (imported_keys));
1380 map<shared_ptr<const dcp::ReelMXF>, dcp::Key> keys;
1382 BOOST_FOREACH(shared_ptr<const dcp::ReelAsset> i, cpl->reel_assets ()) {
1383 shared_ptr<const dcp::ReelMXF> mxf = boost::dynamic_pointer_cast<const dcp::ReelMXF> (i);
1384 if (!mxf || !mxf->key_id()) {
1388 /* Get any imported key for this ID */
1390 BOOST_FOREACH (dcp::DecryptedKDMKey j, imported_keys) {
1391 if (j.id() == mxf->key_id().get()) {
1392 LOG_GENERAL ("Using imported key for %1", mxf->key_id().get());
1393 keys[mxf] = j.key();
1399 /* No imported key; it must be an asset that we encrypted */
1400 LOG_GENERAL ("Using our own key for %1", mxf->key_id().get());
1405 return dcp::DecryptedKDM (
1406 cpl->id(), keys, from, until, cpl->content_title_text(), cpl->content_title_text(), dcp::LocalTime().as_string()
1407 ).encrypt (signer, recipient, trusted_devices, formulation, disable_forensic_marking_picture, disable_forensic_marking_audio);
1410 /** @param screens Screens to make KDMs for.
1411 * @param cpl_file Path to CPL to make KDMs for.
1412 * @param from KDM from time expressed as a local time in the time zone of the Screen's Cinema.
1413 * @param until KDM to time expressed as a local time in the time zone of the Screen's Cinema.
1414 * @param formulation KDM formulation to use.
1415 * @param disable_forensic_marking_picture true to disable forensic marking of picture.
1416 * @param disable_forensic_marking_audio if not set, don't disable forensic marking of audio. If set to 0,
1417 * disable all forensic marking; if set above 0, disable forensic marking above that channel.
1421 list<shared_ptr<Screen> > screens,
1422 boost::filesystem::path cpl_file,
1423 boost::posix_time::ptime from,
1424 boost::posix_time::ptime until,
1425 dcp::Formulation formulation,
1426 bool disable_forensic_marking_picture,
1427 optional<int> disable_forensic_marking_audio
1430 list<ScreenKDM> kdms;
1432 BOOST_FOREACH (shared_ptr<Screen> i, screens) {
1434 dcp::EncryptedKDM const kdm = make_kdm (
1436 i->trusted_device_thumbprints(),
1438 dcp::LocalTime (from, i->cinema ? i->cinema->utc_offset_hour() : 0, i->cinema ? i->cinema->utc_offset_minute() : 0),
1439 dcp::LocalTime (until, i->cinema ? i->cinema->utc_offset_hour() : 0, i->cinema ? i->cinema->utc_offset_minute() : 0),
1441 disable_forensic_marking_picture,
1442 disable_forensic_marking_audio
1445 kdms.push_back (ScreenKDM (i, kdm));
1452 /** @return The approximate disk space required to encode a DCP of this film with the
1453 * current settings, in bytes.
1456 Film::required_disk_space () const
1458 return _playlist->required_disk_space (shared_from_this(), j2k_bandwidth(), audio_channels(), audio_frame_rate());
1461 /** This method checks the disk that the Film is on and tries to decide whether or not
1462 * there will be enough space to make a DCP for it. If so, true is returned; if not,
1463 * false is returned and required and available are filled in with the amount of disk space
1464 * required and available respectively (in GB).
1466 * Note: the decision made by this method isn't, of course, 100% reliable.
1469 Film::should_be_enough_disk_space (double& required, double& available, bool& can_hard_link) const
1471 /* Create a test file and see if we can hard-link it */
1472 boost::filesystem::path test = internal_video_asset_dir() / "test";
1473 boost::filesystem::path test2 = internal_video_asset_dir() / "test2";
1474 can_hard_link = true;
1475 FILE* f = fopen_boost (test, "w");
1478 boost::system::error_code ec;
1479 boost::filesystem::create_hard_link (test, test2, ec);
1481 can_hard_link = false;
1483 boost::filesystem::remove (test);
1484 boost::filesystem::remove (test2);
1487 boost::filesystem::space_info s = boost::filesystem::space (internal_video_asset_dir ());
1488 required = double (required_disk_space ()) / 1073741824.0f;
1489 if (!can_hard_link) {
1492 available = double (s.available) / 1073741824.0f;
1493 return (available - required) > 1;
1497 Film::subtitle_language () const
1499 set<string> languages;
1501 BOOST_FOREACH (shared_ptr<Content> i, content()) {
1502 BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
1503 languages.insert (j->language ());
1508 BOOST_FOREACH (string s, languages) {
1509 if (!all.empty ()) {
1519 /** @return The names of the channels that audio contents' outputs are passed into;
1520 * this is either the DCP or a AudioProcessor.
1523 Film::audio_output_names () const
1525 if (audio_processor ()) {
1526 return audio_processor()->input_names ();
1529 DCPOMATIC_ASSERT (MAX_DCP_AUDIO_CHANNELS == 16);
1533 for (int i = 0; i < audio_channels(); ++i) {
1534 n.push_back (short_audio_channel_name (i));
1541 Film::repeat_content (ContentList c, int n)
1543 _playlist->repeat (shared_from_this(), c, n);
1547 Film::remove_content (ContentList c)
1549 _playlist->remove (c);
1553 Film::audio_analysis_finished ()
1559 Film::reels () const
1561 list<DCPTimePeriod> p;
1562 DCPTime const len = length();
1564 switch (reel_type ()) {
1565 case REELTYPE_SINGLE:
1566 p.push_back (DCPTimePeriod (DCPTime (), len));
1568 case REELTYPE_BY_VIDEO_CONTENT:
1570 /* Collect all reel boundaries */
1571 list<DCPTime> split_points;
1572 split_points.push_back (DCPTime());
1573 split_points.push_back (len);
1574 BOOST_FOREACH (shared_ptr<Content> c, content()) {
1576 BOOST_FOREACH (DCPTime t, c->reel_split_points(shared_from_this())) {
1577 split_points.push_back (t);
1579 split_points.push_back (c->end(shared_from_this()));
1583 split_points.sort ();
1584 split_points.unique ();
1586 /* Make them into periods */
1587 optional<DCPTime> last;
1588 BOOST_FOREACH (DCPTime t, split_points) {
1590 p.push_back (DCPTimePeriod(*last, t));
1596 case REELTYPE_BY_LENGTH:
1599 /* Integer-divide reel length by the size of one frame to give the number of frames per reel */
1600 Frame const reel_in_frames = _reel_length / ((j2k_bandwidth() / video_frame_rate()) / 8);
1601 while (current < len) {
1602 DCPTime end = min (len, current + DCPTime::from_frames (reel_in_frames, video_frame_rate ()));
1603 p.push_back (DCPTimePeriod (current, end));
1613 /** @param period A period within the DCP
1614 * @return Name of the content which most contributes to the given period.
1617 Film::content_summary (DCPTimePeriod period) const
1619 return _playlist->content_summary (shared_from_this(), period);
1623 Film::use_template (string name)
1625 _template_film.reset (new Film (optional<boost::filesystem::path>()));
1626 _template_film->read_metadata (Config::instance()->template_path (name));
1627 _use_isdcf_name = _template_film->_use_isdcf_name;
1628 _dcp_content_type = _template_film->_dcp_content_type;
1629 _container = _template_film->_container;
1630 _resolution = _template_film->_resolution;
1631 _j2k_bandwidth = _template_film->_j2k_bandwidth;
1632 _video_frame_rate = _template_film->_video_frame_rate;
1633 _signed = _template_film->_signed;
1634 _encrypted = _template_film->_encrypted;
1635 _audio_channels = _template_film->_audio_channels;
1636 _sequence = _template_film->_sequence;
1637 _three_d = _template_film->_three_d;
1638 _interop = _template_film->_interop;
1639 _audio_processor = _template_film->_audio_processor;
1640 _reel_type = _template_film->_reel_type;
1641 _reel_length = _template_film->_reel_length;
1642 _upload_after_make_dcp = _template_film->_upload_after_make_dcp;
1643 _isdcf_metadata = _template_film->_isdcf_metadata;
1646 pair<double, double>
1647 Film::speed_up_range (int dcp_frame_rate) const
1649 return _playlist->speed_up_range (dcp_frame_rate);
1653 Film::copy_from (shared_ptr<const Film> film)
1655 read_metadata (film->file (metadata_file));
1659 Film::references_dcp_video () const
1661 BOOST_FOREACH (shared_ptr<Content> i, _playlist->content()) {
1662 shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
1663 if (d && d->reference_video()) {
1672 Film::references_dcp_audio () const
1674 BOOST_FOREACH (shared_ptr<Content> i, _playlist->content()) {
1675 shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
1676 if (d && d->reference_audio()) {
1685 Film::closed_caption_tracks () const
1687 list<DCPTextTrack> tt;
1688 BOOST_FOREACH (shared_ptr<Content> i, content()) {
1689 BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
1690 /* XXX: Empty DCPTextTrack ends up being a magic value here - the "unknown" or "not specified" track */
1691 DCPTextTrack dtt = j->dcp_track().get_value_or(DCPTextTrack());
1692 if (j->type() == TEXT_CLOSED_CAPTION && find(tt.begin(), tt.end(), dtt) == tt.end()) {
1701 shared_ptr<InfoFileHandle>
1702 Film::info_file_handle (DCPTimePeriod period, bool read) const
1704 return shared_ptr<InfoFileHandle> (new InfoFileHandle(_info_file_mutex, info_file(period), read));
1707 InfoFileHandle::InfoFileHandle (boost::mutex& mutex, boost::filesystem::path file, bool read)
1712 _handle = fopen_boost (file, "rb");
1714 throw OpenFileError (file, errno, OpenFileError::READ);
1717 bool const exists = boost::filesystem::exists (file);
1719 _handle = fopen_boost (file, "r+b");
1721 _handle = fopen_boost (file, "wb");
1725 throw OpenFileError (file, errno, exists ? OpenFileError::READ_WRITE : OpenFileError::WRITE);
1730 InfoFileHandle::~InfoFileHandle ()