X-Git-Url: https://git.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Ffilm.cc;h=e885fe5fd350f804fb8e0e8ec489005da6b4501d;hp=fb3423bb42c1c35707798ca0c4f23c363e3e5c86;hb=373f010a7f04add1f49169cbaa60cb7ae5f508d4;hpb=048f9b6b5569f03d1342a04f75c83a2bad340996 diff --git a/src/lib/film.cc b/src/lib/film.cc index fb3423bb4..e885fe5fd 100644 --- a/src/lib/film.cc +++ b/src/lib/film.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2012 Carl Hetherington + Copyright (C) 2012-2013 Carl Hetherington This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -30,33 +30,30 @@ #include #include #include +#include #include -#include -#include "cinema.h" +#include #include "film.h" -#include "format.h" #include "job.h" -#include "filter.h" -#include "transcoder.h" #include "util.h" #include "job_manager.h" -#include "ab_transcode_job.h" #include "transcode_job.h" #include "scp_dcp_job.h" -#include "make_dcp_job.h" #include "log.h" -#include "options.h" #include "exceptions.h" #include "examine_content_job.h" #include "scaler.h" -#include "decoder_factory.h" #include "config.h" -#include "check_hashes_job.h" #include "version.h" #include "ui_signaller.h" -#include "video_decoder.h" -#include "audio_decoder.h" -#include "external_audio_decoder.h" +#include "playlist.h" +#include "player.h" +#include "dcp_content_type.h" +#include "ratio.h" +#include "cross.h" +#include "cinema.h" + +#include "i18n.h" using std::string; using std::stringstream; @@ -69,52 +66,54 @@ using std::ofstream; using std::setfill; using std::min; using std::make_pair; -using std::list; +using std::endl; using std::cout; +using std::list; using boost::shared_ptr; +using boost::weak_ptr; using boost::lexical_cast; +using boost::dynamic_pointer_cast; using boost::to_upper_copy; using boost::ends_with; using boost::starts_with; using boost::optional; +using libdcp::Size; -int const Film::state_version = 1; +int const Film::state_version = 4; -/** Construct a Film object in a given directory, reading any metadata - * file that exists in that directory. An exception will be thrown if - * must_exist is true and the specified directory does not exist. +/** Construct a Film object in a given directory. * - * @param d Film directory. - * @param must_exist true to throw an exception if does not exist. + * @param dir Film directory. */ -Film::Film (string d, bool must_exist) - : _use_dci_name (true) - , _trust_content_header (true) - , _dcp_content_type (0) - , _format (0) +Film::Film (boost::filesystem::path dir) + : _playlist (new Playlist) + , _use_dci_name (true) + , _dcp_content_type (Config::instance()->default_dcp_content_type ()) + , _container (Config::instance()->default_container ()) + , _resolution (RESOLUTION_2K) , _scaler (Scaler::from_id ("bicubic")) - , _dcp_trim_start (0) - , _dcp_trim_end (0) - , _dcp_ab (false) - , _use_content_audio (true) - , _audio_gain (0) - , _audio_delay (0) - , _still_duration (10) , _with_subtitles (false) - , _subtitle_offset (0) - , _subtitle_scale (1) , _encrypted (false) - , _colour_lut (0) - , _j2k_bandwidth (200000000) - , _frames_per_second (0) + , _j2k_bandwidth (Config::instance()->default_j2k_bandwidth ()) + , _dci_metadata (Config::instance()->default_dci_metadata ()) + , _video_frame_rate (24) + , _audio_channels (MAX_AUDIO_CHANNELS) + , _three_d (false) + , _sequence_video (true) + , _interop (false) , _dirty (false) { + set_dci_date_today (); + + _playlist->Changed.connect (bind (&Film::playlist_changed, this)); + _playlist->ContentChanged.connect (bind (&Film::playlist_content_changed, this, _1, _2)); + /* Make state.directory a complete path without ..s (where possible) (Code swiped from Adam Bowen on stackoverflow) */ - boost::filesystem::path p (boost::filesystem::system_complete (d)); + boost::filesystem::path p (boost::filesystem::system_complete (dir)); boost::filesystem::path result; for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) { if (*i == "..") { @@ -129,239 +128,161 @@ Film::Film (string d, bool must_exist) } set_directory (result.string ()); - - if (!boost::filesystem::exists (directory())) { - if (must_exist) { - throw OpenFileError (directory()); - } else { - boost::filesystem::create_directory (directory()); - } - } + _log.reset (new FileLog (file ("log"))); - _external_audio_stream = ExternalAudioStream::create (); - - if (must_exist) { - read_metadata (); - } - - _log = new FileLog (file ("log")); - set_dci_date_today (); + _playlist->set_sequence_video (_sequence_video); } -Film::Film (Film const & o) - : boost::enable_shared_from_this (o) - , _log (0) - , _directory (o._directory) - , _name (o._name) - , _use_dci_name (o._use_dci_name) - , _content (o._content) - , _trust_content_header (o._trust_content_header) - , _dcp_content_type (o._dcp_content_type) - , _format (o._format) - , _crop (o._crop) - , _filters (o._filters) - , _scaler (o._scaler) - , _dcp_trim_start (o._dcp_trim_start) - , _dcp_trim_end (o._dcp_trim_end) - , _reel_size (o._reel_size) - , _dcp_ab (o._dcp_ab) - , _content_audio_stream (o._content_audio_stream) - , _external_audio (o._external_audio) - , _use_content_audio (o._use_content_audio) - , _audio_gain (o._audio_gain) - , _audio_delay (o._audio_delay) - , _still_duration (o._still_duration) - , _subtitle_stream (o._subtitle_stream) - , _with_subtitles (o._with_subtitles) - , _subtitle_offset (o._subtitle_offset) - , _subtitle_scale (o._subtitle_scale) - , _encrypted (o._encrypted) - , _colour_lut (o._colour_lut) - , _j2k_bandwidth (o._j2k_bandwidth) - , _audio_language (o._audio_language) - , _subtitle_language (o._subtitle_language) - , _territory (o._territory) - , _rating (o._rating) - , _studio (o._studio) - , _facility (o._facility) - , _package_type (o._package_type) - , _size (o._size) - , _length (o._length) - , _content_digest (o._content_digest) - , _content_audio_streams (o._content_audio_streams) - , _external_audio_stream (o._external_audio_stream) - , _subtitle_streams (o._subtitle_streams) - , _frames_per_second (o._frames_per_second) - , _dirty (o._dirty) +string +Film::video_identifier () const { + assert (container ()); + LocaleGuard lg; -} + stringstream s; + s << container()->id() + << "_" << resolution_to_string (_resolution) + << "_" << _playlist->video_identifier() + << "_" << _video_frame_rate + << "_" << scaler()->id() + << "_" << j2k_bandwidth(); -Film::~Film () -{ - delete _log; + if (_interop) { + s << "_I"; + } else { + s << "_S"; + } + + if (_three_d) { + s << "_3D"; + } + + return s.str (); } -/** @return The path to the directory to write JPEG2000 files to */ +/** @return The path to the directory to write video frame info files to */ string -Film::j2k_dir () const +Film::info_dir () const { - assert (format()); - boost::filesystem::path p; + p /= "info"; + p /= video_identifier (); + return dir (p.string()); +} - /* Start with j2c */ - p /= "j2c"; +string +Film::internal_video_mxf_dir () const +{ + return dir ("video"); +} - pair f = Filter::ffmpeg_strings (filters()); +string +Film::internal_video_mxf_filename () const +{ + return video_identifier() + ".mxf"; +} - /* Write stuff to specify the filter / post-processing settings that are in use, - so that we don't get confused about J2K files generated using different - settings. - */ - stringstream s; - s << format()->id() - << "_" << content_digest() - << "_" << crop().left << "_" << crop().right << "_" << crop().top << "_" << crop().bottom - << "_" << f.first << "_" << f.second - << "_" << scaler()->id() - << "_" << j2k_bandwidth() - << "_" << boost::lexical_cast (colour_lut()); +string +Film::video_mxf_filename () const +{ + return filename_safe_name() + "_video.mxf"; +} - p /= s.str (); +string +Film::audio_mxf_filename () const +{ + return filename_safe_name() + "_audio.mxf"; +} - /* Similarly for the A/B case */ - if (dcp_ab()) { - stringstream s; - pair fa = Filter::ffmpeg_strings (Config::instance()->reference_filters()); - s << "ab_" << Config::instance()->reference_scaler()->id() << "_" << fa.first << "_" << fa.second; - p /= s.str (); +string +Film::filename_safe_name () const +{ + string const n = name (); + string o; + for (size_t i = 0; i < n.length(); ++i) { + if (isalnum (n[i])) { + o += n[i]; + } else { + o += "_"; + } } - - return dir (p.string()); + + return o; } -/** Add suitable Jobs to the JobManager to create a DCP for this Film. - * @param true to transcode, false to use the WAV and J2K files that are already there. - */ +boost::filesystem::path +Film::audio_analysis_path (shared_ptr c) const +{ + boost::filesystem::path p = dir ("analysis"); + p /= c->digest(); + return p; +} + +/** Add suitable Jobs to the JobManager to create a DCP for this Film */ void -Film::make_dcp (bool transcode) +Film::make_dcp () { set_dci_date_today (); if (dcp_name().find ("/") != string::npos) { - throw BadSettingError ("name", "cannot contain slashes"); + throw BadSettingError (_("name"), _("cannot contain slashes")); } - log()->log (String::compose ("DVD-o-matic %1 git %2 using %3", dvdomatic_version, dvdomatic_git_commit, dependency_version_summary())); + log()->log (String::compose ("DCP-o-matic %1 git %2 using %3", dcpomatic_version, dcpomatic_git_commit, dependency_version_summary())); { char buffer[128]; gethostname (buffer, sizeof (buffer)); log()->log (String::compose ("Starting to make DCP on %1", buffer)); } - - log()->log (String::compose ("Content is %1; type %2", content_path(), (content_type() == STILL ? "still" : "video"))); - log()->log (String::compose ("Content length %1", length().get())); - log()->log (String::compose ("Content digest %1", content_digest())); + + ContentList cl = content (); + for (ContentList::const_iterator i = cl.begin(); i != cl.end(); ++i) { + log()->log (String::compose ("Content: %1", (*i)->technical_summary())); + } + log()->log (String::compose ("DCP video rate %1 fps", video_frame_rate())); log()->log (String::compose ("%1 threads", Config::instance()->num_local_encoding_threads())); log()->log (String::compose ("J2K bandwidth %1", j2k_bandwidth())); -#ifdef DVDOMATIC_DEBUG - log()->log ("DVD-o-matic built in debug mode."); +#ifdef DCPOMATIC_DEBUG + log()->log ("DCP-o-matic built in debug mode."); #else - log()->log ("DVD-o-matic built in optimised mode."); + log()->log ("DCP-o-matic built in optimised mode."); #endif #ifdef LIBDCP_DEBUG log()->log ("libdcp built in debug mode."); #else log()->log ("libdcp built in optimised mode."); #endif - pair const c = cpu_info (); - log()->log (String::compose ("CPU: %1, %2 processors", c.first, c.second)); + log()->log (String::compose ("CPU: %1, %2 processors", cpu_info(), boost::thread::hardware_concurrency ())); + list > const m = mount_info (); + for (list >::const_iterator i = m.begin(); i != m.end(); ++i) { + log()->log (String::compose ("Mount: %1 %2", i->first, i->second)); + } - if (format() == 0) { - throw MissingSettingError ("format"); + if (container() == 0) { + throw MissingSettingError (_("container")); } - if (content().empty ()) { - throw MissingSettingError ("content"); + if (content().empty()) { + throw StringError (_("You must add some content to the DCP before creating it")); } if (dcp_content_type() == 0) { - throw MissingSettingError ("content type"); + throw MissingSettingError (_("content type")); } if (name().empty()) { - throw MissingSettingError ("name"); - } - - shared_ptr oe (new EncodeOptions (j2k_dir(), ".j2c", dir ("wavs"))); - oe->out_size = format()->dcp_size (); - oe->padding = format()->dcp_padding (shared_from_this ()); - if (dcp_length ()) { - oe->video_range = make_pair (dcp_trim_start(), dcp_trim_start() + dcp_length().get()); - if (audio_stream()) { - oe->audio_range = make_pair ( - - video_frames_to_audio_frames ( - oe->video_range.get().first, - dcp_audio_sample_rate (audio_stream()->sample_rate()), - dcp_frame_rate (frames_per_second()).frames_per_second - ), - - video_frames_to_audio_frames ( - oe->video_range.get().second, - dcp_audio_sample_rate (audio_stream()->sample_rate()), - dcp_frame_rate (frames_per_second()).frames_per_second - ) - ); - } - - } - - oe->video_skip = dcp_frame_rate (frames_per_second()).skip; - - shared_ptr od (new DecodeOptions); - od->decode_subtitles = with_subtitles (); - - shared_ptr r; - - if (transcode) { - if (dcp_ab()) { - r = JobManager::instance()->add (shared_ptr (new ABTranscodeJob (shared_from_this(), od, oe, shared_ptr ()))); - } else { - r = JobManager::instance()->add (shared_ptr (new TranscodeJob (shared_from_this(), od, oe, shared_ptr ()))); - } + throw MissingSettingError (_("name")); } - r = JobManager::instance()->add (shared_ptr (new CheckHashesJob (shared_from_this(), od, oe, r))); - JobManager::instance()->add (shared_ptr (new MakeDCPJob (shared_from_this(), oe, r))); -} - -/** Start a job to examine our content file */ -void -Film::examine_content () -{ - if (_examine_content_job) { - return; - } - - _examine_content_job.reset (new ExamineContentJob (shared_from_this(), shared_ptr ())); - _examine_content_job->Finished.connect (bind (&Film::examine_content_finished, this)); - JobManager::instance()->add (_examine_content_job); -} - -void -Film::examine_content_finished () -{ - _examine_content_job.reset (); + JobManager::instance()->add (shared_ptr (new TranscodeJob (shared_from_this()))); } /** Start a job to send our DCP to the configured TMS */ void Film::send_dcp_to_tms () { - shared_ptr j (new SCPDCPJob (shared_from_this(), shared_ptr ())); + shared_ptr j (new SCPDCPJob (shared_from_this())); JobManager::instance()->add (j); } @@ -371,12 +292,12 @@ Film::send_dcp_to_tms () int Film::encoded_frames () const { - if (format() == 0) { + if (container() == 0) { return 0; } int N = 0; - for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (j2k_dir ()); i != boost::filesystem::directory_iterator(); ++i) { + for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (info_dir ()); i != boost::filesystem::directory_iterator(); ++i) { ++N; boost::this_thread::interruption_point (); } @@ -388,86 +309,44 @@ Film::encoded_frames () const void Film::write_metadata () const { - boost::mutex::scoped_lock lm (_state_mutex); + if (!boost::filesystem::exists (directory())) { + boost::filesystem::create_directory (directory()); + } + + LocaleGuard lg; boost::filesystem::create_directories (directory()); - string const m = file ("metadata"); - ofstream f (m.c_str ()); - if (!f.good ()) { - throw CreateFileError (m); - } + xmlpp::Document doc; + xmlpp::Element* root = doc.create_root_node ("Metadata"); - f << "version " << state_version << "\n"; + root->add_child("Version")->add_child_text (lexical_cast (state_version)); + root->add_child("Name")->add_child_text (_name); + root->add_child("UseDCIName")->add_child_text (_use_dci_name ? "1" : "0"); - /* User stuff */ - f << "name " << _name << "\n"; - f << "use_dci_name " << _use_dci_name << "\n"; - f << "content " << _content << "\n"; - f << "trust_content_header " << (_trust_content_header ? "1" : "0") << "\n"; if (_dcp_content_type) { - f << "dcp_content_type " << _dcp_content_type->pretty_name () << "\n"; - } - if (_format) { - f << "format " << _format->as_metadata () << "\n"; - } - f << "left_crop " << _crop.left << "\n"; - f << "right_crop " << _crop.right << "\n"; - f << "top_crop " << _crop.top << "\n"; - f << "bottom_crop " << _crop.bottom << "\n"; - for (vector::const_iterator i = _filters.begin(); i != _filters.end(); ++i) { - f << "filter " << (*i)->id () << "\n"; - } - f << "scaler " << _scaler->id () << "\n"; - f << "dcp_trim_start " << _dcp_trim_start << "\n"; - f << "dcp_trim_end " << _dcp_trim_end << "\n"; - if (_reel_size) { - f << "reel_size " << _reel_size.get() << "\n"; - } - f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n"; - if (_content_audio_stream) { - f << "selected_content_audio_stream " << _content_audio_stream->to_string() << "\n"; - } - for (vector::const_iterator i = _external_audio.begin(); i != _external_audio.end(); ++i) { - f << "external_audio " << *i << "\n"; - } - f << "use_content_audio " << (_use_content_audio ? "1" : "0") << "\n"; - f << "audio_gain " << _audio_gain << "\n"; - f << "audio_delay " << _audio_delay << "\n"; - f << "still_duration " << _still_duration << "\n"; - if (_subtitle_stream) { - f << "selected_subtitle_stream " << _subtitle_stream->to_string() << "\n"; + root->add_child("DCPContentType")->add_child_text (_dcp_content_type->dci_name ()); } - f << "with_subtitles " << _with_subtitles << "\n"; - f << "subtitle_offset " << _subtitle_offset << "\n"; - f << "subtitle_scale " << _subtitle_scale << "\n"; - f << "encrypted " << _encrypted << "\n"; - f << "colour_lut " << _colour_lut << "\n"; - f << "j2k_bandwidth " << _j2k_bandwidth << "\n"; - f << "audio_language " << _audio_language << "\n"; - f << "subtitle_language " << _subtitle_language << "\n"; - f << "territory " << _territory << "\n"; - f << "rating " << _rating << "\n"; - f << "studio " << _studio << "\n"; - f << "facility " << _facility << "\n"; - f << "package_type " << _package_type << "\n"; - - f << "width " << _size.width << "\n"; - f << "height " << _size.height << "\n"; - f << "length " << _length.get_value_or(0) << "\n"; - f << "content_digest " << _content_digest << "\n"; - - for (vector >::const_iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) { - f << "content_audio_stream " << (*i)->to_string () << "\n"; - } - - f << "external_audio_stream " << _external_audio_stream->to_string() << "\n"; - for (vector >::const_iterator i = _subtitle_streams.begin(); i != _subtitle_streams.end(); ++i) { - f << "subtitle_stream " << (*i)->to_string () << "\n"; + if (_container) { + root->add_child("Container")->add_child_text (_container->id ()); } - f << "frames_per_second " << _frames_per_second << "\n"; + root->add_child("Resolution")->add_child_text (resolution_to_string (_resolution)); + root->add_child("Scaler")->add_child_text (_scaler->id ()); + root->add_child("WithSubtitles")->add_child_text (_with_subtitles ? "1" : "0"); + root->add_child("J2KBandwidth")->add_child_text (lexical_cast (_j2k_bandwidth)); + _dci_metadata.as_xml (root->add_child ("DCIMetadata")); + root->add_child("VideoFrameRate")->add_child_text (lexical_cast (_video_frame_rate)); + root->add_child("DCIDate")->add_child_text (boost::gregorian::to_iso_string (_dci_date)); + root->add_child("AudioChannels")->add_child_text (lexical_cast (_audio_channels)); + root->add_child("ThreeD")->add_child_text (_three_d ? "1" : "0"); + root->add_child("SequenceVideo")->add_child_text (_sequence_video ? "1" : "0"); + root->add_child("Interop")->add_child_text (_interop ? "1" : "0"); + root->add_child("Encrypted")->add_child_text (_encrypted ? "1" : "0"); + _playlist->as_xml (root->add_child ("Playlist")); + + doc.write_to_file_formatted (file ("metadata.xml")); _dirty = false; } @@ -476,273 +355,82 @@ Film::write_metadata () const void Film::read_metadata () { - boost::mutex::scoped_lock lm (_state_mutex); - - _external_audio.clear (); - _content_audio_streams.clear (); - _subtitle_streams.clear (); - - boost::optional version; - - /* Backward compatibility things */ - boost::optional audio_sample_rate; - boost::optional audio_stream_index; - boost::optional subtitle_stream_index; + LocaleGuard lg; - ifstream f (file ("metadata").c_str()); - if (!f.good()) { - throw OpenFileError (file("metadata")); + if (boost::filesystem::exists (file ("metadata")) && !boost::filesystem::exists (file ("metadata.xml"))) { + 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!")); } - - multimap kv = read_key_value (f); - /* We need version before anything else */ - multimap::iterator v = kv.find ("version"); - if (v != kv.end ()) { - version = atoi (v->second.c_str()); - } + cxml::Document f ("Metadata"); + f.read_file (file ("metadata.xml")); - for (multimap::const_iterator i = kv.begin(); i != kv.end(); ++i) { - string const k = i->first; - string const v = i->second; + _name = f.string_child ("Name"); + _use_dci_name = f.bool_child ("UseDCIName"); - if (k == "audio_sample_rate") { - audio_sample_rate = atoi (v.c_str()); + { + optional c = f.optional_string_child ("DCPContentType"); + if (c) { + _dcp_content_type = DCPContentType::from_dci_name (c.get ()); } + } - /* User-specified stuff */ - if (k == "name") { - _name = v; - } else if (k == "use_dci_name") { - _use_dci_name = (v == "1"); - } else if (k == "content") { - _content = v; - } else if (k == "trust_content_header") { - _trust_content_header = (v == "1"); - } else if (k == "dcp_content_type") { - _dcp_content_type = DCPContentType::from_pretty_name (v); - } else if (k == "format") { - _format = Format::from_metadata (v); - } else if (k == "left_crop") { - _crop.left = atoi (v.c_str ()); - } else if (k == "right_crop") { - _crop.right = atoi (v.c_str ()); - } else if (k == "top_crop") { - _crop.top = atoi (v.c_str ()); - } else if (k == "bottom_crop") { - _crop.bottom = atoi (v.c_str ()); - } else if (k == "filter") { - _filters.push_back (Filter::from_id (v)); - } else if (k == "scaler") { - _scaler = Scaler::from_id (v); - } else if (k == "dcp_trim_start") { - _dcp_trim_start = atoi (v.c_str ()); - } else if (k == "dcp_trim_end") { - _dcp_trim_end = atoi (v.c_str ()); - } else if (k == "reel_size") { - _reel_size = boost::lexical_cast (v); - } else if (k == "dcp_ab") { - _dcp_ab = (v == "1"); - } else if (k == "selected_content_audio_stream" || (!version && k == "selected_audio_stream")) { - if (!version) { - audio_stream_index = atoi (v.c_str ()); - } else { - _content_audio_stream = audio_stream_factory (v, version); - } - } else if (k == "external_audio") { - _external_audio.push_back (v); - } else if (k == "use_content_audio") { - _use_content_audio = (v == "1"); - } else if (k == "audio_gain") { - _audio_gain = atof (v.c_str ()); - } else if (k == "audio_delay") { - _audio_delay = atoi (v.c_str ()); - } else if (k == "still_duration") { - _still_duration = atoi (v.c_str ()); - } else if (k == "selected_subtitle_stream") { - if (!version) { - subtitle_stream_index = atoi (v.c_str ()); - } else { - _subtitle_stream = subtitle_stream_factory (v, version); - } - } else if (k == "with_subtitles") { - _with_subtitles = (v == "1"); - } else if (k == "subtitle_offset") { - _subtitle_offset = atoi (v.c_str ()); - } else if (k == "subtitle_scale") { - _subtitle_scale = atof (v.c_str ()); - } else if (k == "encrypted") { - _encrypted = (v == "1"); - } else if (k == "colour_lut") { - _colour_lut = atoi (v.c_str ()); - } else if (k == "j2k_bandwidth") { - _j2k_bandwidth = atoi (v.c_str ()); - } else if (k == "audio_language") { - _audio_language = v; - } else if (k == "subtitle_language") { - _subtitle_language = v; - } else if (k == "territory") { - _territory = v; - } else if (k == "rating") { - _rating = v; - } else if (k == "studio") { - _studio = v; - } else if (k == "facility") { - _facility = v; - } else if (k == "package_type") { - _package_type = v; - } - - /* Cached stuff */ - if (k == "width") { - _size.width = atoi (v.c_str ()); - } else if (k == "height") { - _size.height = atoi (v.c_str ()); - } else if (k == "length") { - int const vv = atoi (v.c_str ()); - if (vv) { - _length = vv; - } - } else if (k == "content_digest") { - _content_digest = v; - } else if (k == "content_audio_stream" || (!version && k == "audio_stream")) { - _content_audio_streams.push_back (audio_stream_factory (v, version)); - } else if (k == "external_audio_stream") { - _external_audio_stream = audio_stream_factory (v, version); - } else if (k == "subtitle_stream") { - _subtitle_streams.push_back (subtitle_stream_factory (v, version)); - } else if (k == "frames_per_second") { - _frames_per_second = atof (v.c_str ()); + { + optional c = f.optional_string_child ("Container"); + if (c) { + _container = Ratio::from_id (c.get ()); } } - if (!version) { - if (audio_sample_rate) { - /* version < 1 didn't specify sample rate in the audio streams, so fill it in here */ - for (vector >::iterator i = _content_audio_streams.begin(); i != _content_audio_streams.end(); ++i) { - (*i)->set_sample_rate (audio_sample_rate.get()); - } - } + _resolution = string_to_resolution (f.string_child ("Resolution")); + _scaler = Scaler::from_id (f.string_child ("Scaler")); + _with_subtitles = f.bool_child ("WithSubtitles"); + _j2k_bandwidth = f.number_child ("J2KBandwidth"); + _dci_metadata = DCIMetadata (f.node_child ("DCIMetadata")); + _video_frame_rate = f.number_child ("VideoFrameRate"); + _dci_date = boost::gregorian::from_undelimited_string (f.string_child ("DCIDate")); + _audio_channels = f.number_child ("AudioChannels"); + _sequence_video = f.bool_child ("SequenceVideo"); + _three_d = f.bool_child ("ThreeD"); + _interop = f.bool_child ("Interop"); - /* also the selected stream was specified as an index */ - if (audio_stream_index && audio_stream_index.get() >= 0 && audio_stream_index.get() < (int) _content_audio_streams.size()) { - _content_audio_stream = _content_audio_streams[audio_stream_index.get()]; - } + _playlist->set_from_xml (shared_from_this(), f.node_child ("Playlist")); - /* similarly the subtitle */ - if (subtitle_stream_index && subtitle_stream_index.get() >= 0 && subtitle_stream_index.get() < (int) _subtitle_streams.size()) { - _subtitle_stream = _subtitle_streams[subtitle_stream_index.get()]; - } - } - _dirty = false; } -Size -Film::cropped_size (Size s) const -{ - boost::mutex::scoped_lock lm (_state_mutex); - s.width -= _crop.left + _crop.right; - s.height -= _crop.top + _crop.bottom; - return s; -} - /** Given a directory name, return its full path within the Film's directory. * The directory (and its parents) will be created if they do not exist. */ string Film::dir (string d) const { - boost::mutex::scoped_lock lm (_directory_mutex); boost::filesystem::path p; p /= _directory; p /= d; + boost::filesystem::create_directories (p); + return p.string (); } /** Given a file or directory name, return its full path within the Film's directory. - * _directory_mutex must not be locked on entry. + * Any required parent directories will be created. */ string Film::file (string f) const { - boost::mutex::scoped_lock lm (_directory_mutex); boost::filesystem::path p; p /= _directory; p /= f; - return p.string (); -} - -/** @return full path of the content (actual video) file - * of the Film. - */ -string -Film::content_path () const -{ - boost::mutex::scoped_lock lm (_state_mutex); - if (boost::filesystem::path(_content).has_root_directory ()) { - return _content; - } - - return file (_content); -} -ContentType -Film::content_type () const -{ - if (boost::filesystem::is_directory (_content)) { - /* Directory of images, we assume */ - return VIDEO; - } - - if (still_image_file (_content)) { - return STILL; - } - - return VIDEO; -} - -/** @return The sampling rate that we will resample the audio to */ -int -Film::target_audio_sample_rate () const -{ - if (!audio_stream()) { - return 0; - } + boost::filesystem::create_directories (p.parent_path ()); - /* Resample to a DCI-approved sample rate */ - double t = dcp_audio_sample_rate (audio_stream()->sample_rate()); - - DCPFrameRate dfr = dcp_frame_rate (frames_per_second ()); - - /* Compensate for the fact that video will be rounded to the - nearest integer number of frames per second. - */ - if (dfr.run_fast) { - t *= _frames_per_second * dfr.skip / dfr.frames_per_second; - } - - return rint (t); -} - -boost::optional -Film::dcp_length () const -{ - if (content_type() == STILL) { - return _still_duration * frames_per_second(); - } - - if (!length()) { - return boost::optional (); - } - - return length().get() - dcp_trim_start() - dcp_trim_end(); + return p.string (); } /** @return a DCI-compliant name for a DCP of this film */ string -Film::dci_name () const +Film::dci_name (bool if_created_now) const { stringstream d; @@ -758,64 +446,82 @@ Film::dci_name () const fixed_name = fixed_name.substr (0, 14); } - d << fixed_name << "_"; + d << fixed_name; if (dcp_content_type()) { - d << dcp_content_type()->dci_name() << "_"; + d << "_" << dcp_content_type()->dci_name(); + d << "-" << dci_metadata().content_version; + } + + if (three_d ()) { + d << "-3D"; + } + + if (video_frame_rate() != 24) { + d << "-" << video_frame_rate(); } - if (format()) { - d << format()->dci_name() << "_"; + if (container()) { + d << "_" << container()->dci_name(); } - if (!audio_language().empty ()) { - d << audio_language(); - if (!subtitle_language().empty() && with_subtitles()) { - d << "-" << subtitle_language(); + DCIMetadata const dm = dci_metadata (); + + if (!dm.audio_language.empty ()) { + d << "_" << dm.audio_language; + if (!dm.subtitle_language.empty() && with_subtitles()) { + d << "-" << dm.subtitle_language; } else { d << "-XX"; } - - d << "_"; } - if (!territory().empty ()) { - d << territory(); - if (!rating().empty ()) { - d << "-" << rating(); + if (!dm.territory.empty ()) { + d << "_" << dm.territory; + if (!dm.rating.empty ()) { + d << "-" << dm.rating; } - d << "_"; } - switch (audio_channels()) { + switch (audio_channels ()) { case 1: - d << "10_"; + d << "_10"; break; case 2: - d << "20_"; + d << "_20"; break; - case 6: - d << "51_"; + case 3: + d << "_30"; + break; + case 4: + d << "_40"; break; - case 8: - d << "71_"; + case 5: + d << "_50"; + break; + case 6: + d << "_51"; break; } - d << "2K_"; + d << "_" << resolution_to_string (_resolution); - if (!studio().empty ()) { - d << studio() << "_"; + if (!dm.studio.empty ()) { + d << "_" << dm.studio; } - d << boost::gregorian::to_iso_string (_dci_date) << "_"; + if (if_created_now) { + d << "_" << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ()); + } else { + d << "_" << boost::gregorian::to_iso_string (_dci_date); + } - if (!facility().empty ()) { - d << facility() << "_"; + if (!dm.facility.empty ()) { + d << "_" << dm.facility; } - if (!package_type().empty ()) { - d << package_type(); + if (!dm.package_type.empty ()) { + d << "_" << dm.package_type; } return d.str (); @@ -823,10 +529,10 @@ Film::dci_name () const /** @return name to give the DCP */ string -Film::dcp_name () const +Film::dcp_name (bool if_created_now) const { if (use_dci_name()) { - return dci_name (); + return dci_name (if_created_now); } return name(); @@ -836,7 +542,6 @@ Film::dcp_name () const void Film::set_directory (string d) { - boost::mutex::scoped_lock lm (_state_mutex); _directory = d; _dirty = true; } @@ -844,612 +549,344 @@ Film::set_directory (string d) void Film::set_name (string n) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _name = n; - } + _name = n; signal_changed (NAME); } void Film::set_use_dci_name (bool u) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _use_dci_name = u; - } + _use_dci_name = u; signal_changed (USE_DCI_NAME); } -void -Film::set_content (string c) -{ - string check = directory (); - -#if BOOST_FILESYSTEM_VERSION == 3 - boost::filesystem::path slash ("/"); - string platform_slash = slash.make_preferred().string (); -#else -#ifdef DVDOMATIC_WINDOWS - string platform_slash = "\\"; -#else - string platform_slash = "/"; -#endif -#endif - - if (!ends_with (check, platform_slash)) { - check += platform_slash; - } - - if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) { - c = c.substr (_directory.length() + 1); - } - - string old_content; - - { - boost::mutex::scoped_lock lm (_state_mutex); - if (c == _content) { - return; - } - - old_content = _content; - _content = c; - } - - /* Reset streams here in case the new content doesn't have one or the other */ - _content_audio_stream = shared_ptr (); - _subtitle_stream = shared_ptr (); - - /* Start off using content audio */ - set_use_content_audio (true); - - /* Create a temporary decoder so that we can get information - about the content. - */ - - try { - shared_ptr o (new DecodeOptions); - Decoders d = decoder_factory (shared_from_this(), o, 0); - - set_size (d.video->native_size ()); - set_frames_per_second (d.video->frames_per_second ()); - set_subtitle_streams (d.video->subtitle_streams ()); - if (d.audio) { - set_content_audio_streams (d.audio->audio_streams ()); - } - - /* Start off with the first audio and subtitle streams */ - if (d.audio && !d.audio->audio_streams().empty()) { - set_content_audio_stream (d.audio->audio_streams().front()); - } - - if (!d.video->subtitle_streams().empty()) { - set_subtitle_stream (d.video->subtitle_streams().front()); - } - - { - boost::mutex::scoped_lock lm (_state_mutex); - _content = c; - } - - signal_changed (CONTENT); - - examine_content (); - - } catch (...) { - - boost::mutex::scoped_lock lm (_state_mutex); - _content = old_content; - throw; - - } - - /* Default format */ - switch (content_type()) { - case STILL: - set_format (Format::from_id ("var-185")); - break; - case VIDEO: - set_format (Format::from_id ("185")); - break; - } - - /* Still image DCPs must use external audio */ - if (content_type() == STILL) { - set_use_content_audio (false); - } -} - -void -Film::set_trust_content_header (bool t) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _trust_content_header = t; - } - - signal_changed (TRUST_CONTENT_HEADER); - - if (!_trust_content_header && !content().empty()) { - /* We just said that we don't trust the content's header */ - examine_content (); - } -} - void Film::set_dcp_content_type (DCPContentType const * t) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _dcp_content_type = t; - } + _dcp_content_type = t; signal_changed (DCP_CONTENT_TYPE); } void -Film::set_format (Format const * f) +Film::set_container (Ratio const * c) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _format = f; - } - signal_changed (FORMAT); + _container = c; + signal_changed (CONTAINER); } void -Film::set_crop (Crop c) +Film::set_resolution (Resolution r) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _crop = c; - } - signal_changed (CROP); + _resolution = r; + signal_changed (RESOLUTION); } void -Film::set_left_crop (int c) +Film::set_scaler (Scaler const * s) { - { - boost::mutex::scoped_lock lm (_state_mutex); - - if (_crop.left == c) { - return; - } - - _crop.left = c; - } - signal_changed (CROP); + _scaler = s; + signal_changed (SCALER); } void -Film::set_right_crop (int c) +Film::set_with_subtitles (bool w) { - { - boost::mutex::scoped_lock lm (_state_mutex); - if (_crop.right == c) { - return; - } - - _crop.right = c; - } - signal_changed (CROP); + _with_subtitles = w; + signal_changed (WITH_SUBTITLES); } void -Film::set_top_crop (int c) +Film::set_j2k_bandwidth (int b) { - { - boost::mutex::scoped_lock lm (_state_mutex); - if (_crop.top == c) { - return; - } - - _crop.top = c; - } - signal_changed (CROP); + _j2k_bandwidth = b; + signal_changed (J2K_BANDWIDTH); } void -Film::set_bottom_crop (int c) +Film::set_dci_metadata (DCIMetadata m) { - { - boost::mutex::scoped_lock lm (_state_mutex); - if (_crop.bottom == c) { - return; - } - - _crop.bottom = c; - } - signal_changed (CROP); + _dci_metadata = m; + signal_changed (DCI_METADATA); } void -Film::set_filters (vector f) +Film::set_video_frame_rate (int f) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _filters = f; - } - signal_changed (FILTERS); + _video_frame_rate = f; + signal_changed (VIDEO_FRAME_RATE); } void -Film::set_scaler (Scaler const * s) +Film::set_audio_channels (int c) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _scaler = s; - } - signal_changed (SCALER); + _audio_channels = c; + signal_changed (AUDIO_CHANNELS); } void -Film::set_dcp_trim_start (int t) +Film::set_three_d (bool t) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _dcp_trim_start = t; - } - signal_changed (DCP_TRIM_START); + _three_d = t; + signal_changed (THREE_D); } void -Film::set_dcp_trim_end (int t) +Film::set_interop (bool i) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _dcp_trim_end = t; - } - signal_changed (DCP_TRIM_END); + _interop = i; + signal_changed (INTEROP); } void -Film::set_reel_size (uint64_t s) +Film::signal_changed (Property p) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _reel_size = s; - } - signal_changed (REEL_SIZE); -} + _dirty = true; -void -Film::unset_reel_size () -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _reel_size = boost::optional (); + switch (p) { + case Film::CONTENT: + set_video_frame_rate (_playlist->best_dcp_frame_rate ()); + break; + case Film::VIDEO_FRAME_RATE: + case Film::SEQUENCE_VIDEO: + _playlist->maybe_sequence_video (); + break; + default: + break; } - signal_changed (REEL_SIZE); -} -void -Film::set_dcp_ab (bool a) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _dcp_ab = a; + if (ui_signaller) { + ui_signaller->emit (boost::bind (boost::ref (Changed), p)); } - signal_changed (DCP_AB); } void -Film::set_content_audio_stream (shared_ptr s) +Film::set_dci_date_today () { - { - boost::mutex::scoped_lock lm (_state_mutex); - _content_audio_stream = s; - } - signal_changed (CONTENT_AUDIO_STREAM); + _dci_date = boost::gregorian::day_clock::local_day (); } -void -Film::set_external_audio (vector a) +string +Film::info_path (int f, Eyes e) const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _external_audio = a; - } + boost::filesystem::path p; + p /= info_dir (); - shared_ptr o (new DecodeOptions); - shared_ptr decoder (new ExternalAudioDecoder (shared_from_this(), o, 0)); - if (decoder->audio_stream()) { - _external_audio_stream = decoder->audio_stream (); + stringstream s; + s.width (8); + s << setfill('0') << f; + + if (e == EYES_LEFT) { + s << ".L"; + } else if (e == EYES_RIGHT) { + s << ".R"; } + + s << ".md5"; - signal_changed (EXTERNAL_AUDIO); + p /= s.str(); + + /* info_dir() will already have added any initial bit of the path, + so don't call file() on this. + */ + return p.string (); } -void -Film::set_use_content_audio (bool e) +string +Film::j2c_path (int f, Eyes e, bool t) const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _use_content_audio = e; - } + boost::filesystem::path p; + p /= "j2c"; + p /= video_identifier (); - signal_changed (USE_CONTENT_AUDIO); -} + stringstream s; + s.width (8); + s << setfill('0') << f; -void -Film::set_audio_gain (float g) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _audio_gain = g; + if (e == EYES_LEFT) { + s << ".L"; + } else if (e == EYES_RIGHT) { + s << ".R"; } - signal_changed (AUDIO_GAIN); -} + + s << ".j2c"; -void -Film::set_audio_delay (int d) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _audio_delay = d; + if (t) { + s << ".tmp"; } - signal_changed (AUDIO_DELAY); -} -void -Film::set_still_duration (int d) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _still_duration = d; - } - signal_changed (STILL_DURATION); + p /= s.str(); + return file (p.string ()); } -void -Film::set_subtitle_stream (shared_ptr s) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _subtitle_stream = s; - } - signal_changed (SUBTITLE_STREAM); -} +/** Make an educated guess as to whether we have a complete DCP + * or not. + * @return true if we do. + */ -void -Film::set_with_subtitles (bool w) +bool +Film::have_dcp () const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _with_subtitles = w; + try { + libdcp::DCP dcp (dir (dcp_name())); + dcp.read (); + } catch (...) { + return false; } - signal_changed (WITH_SUBTITLES); -} -void -Film::set_subtitle_offset (int o) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _subtitle_offset = o; - } - signal_changed (SUBTITLE_OFFSET); + return true; } -void -Film::set_subtitle_scale (float s) +shared_ptr +Film::make_player () const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _subtitle_scale = s; - } - signal_changed (SUBTITLE_SCALE); + return shared_ptr (new Player (shared_from_this (), _playlist)); } void Film::set_encrypted (bool e) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _encrypted = e; - } + _encrypted = e; signal_changed (ENCRYPTED); } -void -Film::set_colour_lut (int i) +shared_ptr +Film::playlist () const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _colour_lut = i; - } - signal_changed (COLOUR_LUT); + return _playlist; } -void -Film::set_j2k_bandwidth (int b) +ContentList +Film::content () const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _j2k_bandwidth = b; - } - signal_changed (J2K_BANDWIDTH); + return _playlist->content (); } void -Film::set_audio_language (string l) +Film::examine_and_add_content (shared_ptr c) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _audio_language = l; - } - signal_changed (DCI_METADATA); + shared_ptr j (new ExamineContentJob (shared_from_this(), c)); + j->Finished.connect (bind (&Film::maybe_add_content, this, boost::weak_ptr (j), boost::weak_ptr (c))); + JobManager::instance()->add (j); } void -Film::set_subtitle_language (string l) +Film::maybe_add_content (weak_ptr j, weak_ptr c) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _subtitle_language = l; + shared_ptr job = j.lock (); + if (!job || !job->finished_ok ()) { + return; } - signal_changed (DCI_METADATA); -} - -void -Film::set_territory (string t) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _territory = t; + + shared_ptr content = c.lock (); + if (content) { + add_content (content); } - signal_changed (DCI_METADATA); } void -Film::set_rating (string r) +Film::add_content (shared_ptr c) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _rating = r; + /* Add video content after any existing content */ + if (dynamic_pointer_cast (c)) { + c->set_position (_playlist->video_end ()); } - signal_changed (DCI_METADATA); + + _playlist->add (c); } void -Film::set_studio (string s) +Film::remove_content (shared_ptr c) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _studio = s; - } - signal_changed (DCI_METADATA); + _playlist->remove (c); } -void -Film::set_facility (string f) +Time +Film::length () const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _facility = f; - } - signal_changed (DCI_METADATA); + return _playlist->length (); } -void -Film::set_package_type (string p) +bool +Film::has_subtitles () const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _package_type = p; - } - signal_changed (DCI_METADATA); + return _playlist->has_subtitles (); } -void -Film::set_size (Size s) +OutputVideoFrame +Film::best_video_frame_rate () const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _size = s; - } - signal_changed (SIZE); + return _playlist->best_dcp_frame_rate (); } void -Film::set_length (SourceFrame l) +Film::playlist_content_changed (boost::weak_ptr c, int p) { - { - boost::mutex::scoped_lock lm (_state_mutex); - _length = l; + if (p == VideoContentProperty::VIDEO_FRAME_RATE) { + set_video_frame_rate (_playlist->best_dcp_frame_rate ()); + } + + if (ui_signaller) { + ui_signaller->emit (boost::bind (boost::ref (ContentChanged), c, p)); } - signal_changed (LENGTH); } void -Film::unset_length () +Film::playlist_changed () { - { - boost::mutex::scoped_lock lm (_state_mutex); - _length = boost::none; - } - signal_changed (LENGTH); + signal_changed (CONTENT); } -void -Film::set_content_digest (string d) +OutputAudioFrame +Film::time_to_audio_frames (Time t) const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _content_digest = d; - } - _dirty = true; + return t * audio_frame_rate () / TIME_HZ; } -void -Film::set_content_audio_streams (vector > s) +OutputVideoFrame +Film::time_to_video_frames (Time t) const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _content_audio_streams = s; - } - signal_changed (CONTENT_AUDIO_STREAMS); + return t * video_frame_rate () / TIME_HZ; } -void -Film::set_subtitle_streams (vector > s) +Time +Film::audio_frames_to_time (OutputAudioFrame f) const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _subtitle_streams = s; - } - signal_changed (SUBTITLE_STREAMS); + return f * TIME_HZ / audio_frame_rate (); } -void -Film::set_frames_per_second (float f) +Time +Film::video_frames_to_time (OutputVideoFrame f) const { - { - boost::mutex::scoped_lock lm (_state_mutex); - _frames_per_second = f; - } - signal_changed (FRAMES_PER_SECOND); -} - -void -Film::signal_changed (Property p) -{ - { - boost::mutex::scoped_lock lm (_state_mutex); - _dirty = true; - } - - if (ui_signaller) { - ui_signaller->emit (boost::bind (boost::ref (Changed), p)); - } + return f * TIME_HZ / video_frame_rate (); } -int -Film::audio_channels () const +OutputAudioFrame +Film::audio_frame_rate () const { - shared_ptr s = audio_stream (); - if (!s) { - return 0; - } - - return s->channels (); + /* XXX */ + return 48000; } void -Film::set_dci_date_today () +Film::set_sequence_video (bool s) { - _dci_date = boost::gregorian::day_clock::local_day (); + _sequence_video = s; + _playlist->set_sequence_video (s); + signal_changed (SEQUENCE_VIDEO); } -boost::shared_ptr -Film::audio_stream () const +libdcp::Size +Film::full_frame () const { - if (use_content_audio()) { - return _content_audio_stream; + switch (_resolution) { + case RESOLUTION_2K: + return libdcp::Size (2048, 1080); + case RESOLUTION_4K: + return libdcp::Size (4096, 2160); } - return _external_audio_stream; + assert (false); + return libdcp::Size (); } void @@ -1509,7 +946,9 @@ Film::make_kdms ( dcp.read (); /* XXX: single CPL only */ - shared_ptr kdm = dcp.cpls().front()->make_kdm (chain, signer_key.string(), (*i)->certificate, from, until); + shared_ptr kdm = dcp.cpls().front()->make_kdm ( + chain, signer_key.string(), (*i)->certificate, from, until, _interop, libdcp::MXFMetadata (), Config::instance()->dcp_metadata () + ); boost::filesystem::path out = directory; out /= "kdm.xml";