X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Ffilm.cc;h=267138ce63b74d51054d695b52777bd405a6ebc9;hb=854f2e5bbb7ffb9758b823af87034033033f3cb8;hp=07af46d97c99a36782e51824cce20f6bfde46f7d;hpb=089b90439e745a218494e76b45e7df6215af01df;p=dcpomatic.git diff --git a/src/lib/film.cc b/src/lib/film.cc index 07af46d97..267138ce6 100644 --- a/src/lib/film.cc +++ b/src/lib/film.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2012-2013 Carl Hetherington + Copyright (C) 2012-2014 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 @@ -28,12 +28,13 @@ #include #include #include -#include #include #include -#include -#include -#include +#include +#include +#include +#include +#include #include "film.h" #include "job.h" #include "util.h" @@ -62,8 +63,6 @@ using std::multimap; using std::pair; using std::map; using std::vector; -using std::ifstream; -using std::ofstream; using std::setfill; using std::min; using std::make_pair; @@ -78,17 +77,24 @@ using boost::to_upper_copy; using boost::ends_with; using boost::starts_with; using boost::optional; -using libdcp::Size; -using libdcp::Signer; - -int const Film::state_version = 4; +using dcp::Size; +using dcp::Signer; + +/* 5 -> 6 + * AudioMapping XML changed. + * 6 -> 7 + * Subtitle offset changed to subtitle y offset, and subtitle x offset added. + * 7 -> 8 + * Use tag in rather than . + */ +int const Film::current_state_version = 8; /** Construct a Film object in a given directory. * * @param dir Film directory. */ -Film::Film (boost::filesystem::path dir) +Film::Film (boost::filesystem::path dir, bool log) : _playlist (new Playlist) , _use_dci_name (true) , _dcp_content_type (Config::instance()->default_dcp_content_type ()) @@ -96,14 +102,16 @@ Film::Film (boost::filesystem::path dir) , _resolution (RESOLUTION_2K) , _scaler (Scaler::from_id ("bicubic")) , _with_subtitles (false) + , _signed (true) , _encrypted (false) , _j2k_bandwidth (Config::instance()->default_j2k_bandwidth ()) , _dci_metadata (Config::instance()->default_dci_metadata ()) , _video_frame_rate (24) - , _audio_channels (MAX_AUDIO_CHANNELS) + , _audio_channels (6) , _three_d (false) , _sequence_video (true) , _interop (false) + , _state_version (current_state_version) , _dirty (false) { set_dci_date_today (); @@ -129,8 +137,12 @@ Film::Film (boost::filesystem::path dir) } } - set_directory (result.string ()); - _log.reset (new FileLog (file ("log"))); + set_directory (result); + if (log) { + _log.reset (new FileLog (file ("log"))); + } else { + _log.reset (new NullLog); + } _playlist->set_sequence_video (_sequence_video); } @@ -149,6 +161,12 @@ Film::video_identifier () const << "_" << scaler()->id() << "_" << j2k_bandwidth(); + if (encrypted ()) { + s << "_E"; + } else { + s << "_P"; + } + if (_interop) { s << "_I"; } else { @@ -163,34 +181,34 @@ Film::video_identifier () const } /** @return The path to the directory to write video frame info files to */ -string +boost::filesystem::path Film::info_dir () const { boost::filesystem::path p; p /= "info"; p /= video_identifier (); - return dir (p.string()); + return dir (p); } -string +boost::filesystem::path Film::internal_video_mxf_dir () const { return dir ("video"); } -string +boost::filesystem::path Film::internal_video_mxf_filename () const { return video_identifier() + ".mxf"; } -string +boost::filesystem::path Film::video_mxf_filename () const { return filename_safe_name() + "_video.mxf"; } -string +boost::filesystem::path Film::audio_mxf_filename () const { return filename_safe_name() + "_audio.mxf"; @@ -213,11 +231,9 @@ Film::filename_safe_name () const } boost::filesystem::path -Film::audio_analysis_path (shared_ptr c) const +Film::audio_analysis_dir () const { - boost::filesystem::path p = dir ("analysis"); - p /= c->digest(); - return p; + return dir ("analysis"); } /** Add suitable Jobs to the JobManager to create a DCP for this Film */ @@ -229,7 +245,12 @@ Film::make_dcp () if (dcp_name().find ("/") != string::npos) { throw BadSettingError (_("name"), _("cannot contain slashes")); } - + + /* It seems to make sense to auto-save metadata here, since the make DCP may last + a long time, and crashes/power failures are moderately likely. + */ + write_metadata (); + log()->log (String::compose ("DCP-o-matic %1 git %2 using %3", dcpomatic_version, dcpomatic_git_commit, dependency_version_summary())); { @@ -255,6 +276,14 @@ Film::make_dcp () #else log()->log ("libdcp built in optimised mode."); #endif + +#ifdef DCPOMATIC_WINDOWS + OSVERSIONINFO info; + info.dwOSVersionInfoSize = sizeof (info); + GetVersionEx (&info); + log()->log (String::compose ("Windows version %1.%2.%3 SP %4", info.dwMajorVersion, info.dwMinorVersion, info.dwBuildNumber, info.szCSDVersion)); +#endif + 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) { @@ -307,22 +336,15 @@ Film::encoded_frames () const return N; } -/** Write state to our `metadata' file */ -void -Film::write_metadata () const +shared_ptr +Film::metadata () const { - if (!boost::filesystem::exists (directory())) { - boost::filesystem::create_directory (directory()); - } - LocaleGuard lg; - boost::filesystem::create_directories (directory()); - - xmlpp::Document doc; - xmlpp::Element* root = doc.create_root_node ("Metadata"); + shared_ptr doc (new xmlpp::Document); + xmlpp::Element* root = doc->create_root_node ("Metadata"); - root->add_child("Version")->add_child_text (lexical_cast (state_version)); + root->add_child("Version")->add_child_text (lexical_cast (current_state_version)); root->add_child("Name")->add_child_text (_name); root->add_child("UseDCIName")->add_child_text (_use_dci_name ? "1" : "0"); @@ -345,17 +367,28 @@ Film::write_metadata () const 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("Signed")->add_child_text (_signed ? "1" : "0"); root->add_child("Encrypted")->add_child_text (_encrypted ? "1" : "0"); root->add_child("Key")->add_child_text (_key.hex ()); _playlist->as_xml (root->add_child ("Playlist")); - doc.write_to_file_formatted (file ("metadata.xml")); - - _dirty = false; + return doc; } -/** Read state from our metadata file */ +/** Write state to our `metadata' file */ void +Film::write_metadata () const +{ + boost::filesystem::create_directories (directory ()); + shared_ptr doc = metadata (); + doc->write_to_file_formatted (file("metadata.xml").string ()); + _dirty = false; +} + +/** Read state from our metadata file. + * @return Notes about things that the user should know about, or empty. + */ +list Film::read_metadata () { LocaleGuard lg; @@ -366,6 +399,11 @@ Film::read_metadata () cxml::Document f ("Metadata"); f.read_file (file ("metadata.xml")); + + _state_version = f.number_child ("Version"); + if (_state_version > current_state_version) { + throw StringError (_("This film was created with a newer version of DCP-o-matic, and it cannot be loaded into this version. Sorry!")); + } _name = f.string_child ("Name"); _use_dci_name = f.bool_child ("UseDCIName"); @@ -391,22 +429,27 @@ Film::read_metadata () _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")); + _signed = f.optional_bool_child("Signed").get_value_or (true); _encrypted = f.bool_child ("Encrypted"); _audio_channels = f.number_child ("AudioChannels"); _sequence_video = f.bool_child ("SequenceVideo"); _three_d = f.bool_child ("ThreeD"); _interop = f.bool_child ("Interop"); - _key = libdcp::Key (f.string_child ("Key")); - _playlist->set_from_xml (shared_from_this(), f.node_child ("Playlist")); + _key = dcp::Key (f.string_child ("Key")); + + list notes; + /* This method is the only one that can return notes (so far) */ + _playlist->set_from_xml (shared_from_this(), f.node_child ("Playlist"), _state_version, notes); _dirty = false; + return notes; } /** 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::filesystem::path +Film::dir (boost::filesystem::path d) const { boost::filesystem::path p; p /= _directory; @@ -414,14 +457,14 @@ Film::dir (string d) const boost::filesystem::create_directories (p); - return p.string (); + return p; } /** Given a file or directory name, return its full path within the Film's directory. * Any required parent directories will be created. */ -string -Film::file (string f) const +boost::filesystem::path +Film::file (boost::filesystem::path f) const { boost::filesystem::path p; p /= _directory; @@ -429,7 +472,7 @@ Film::file (string f) const boost::filesystem::create_directories (p.parent_path ()); - return p.string (); + return p; } /** @return a DCI-compliant name for a DCP of this film */ @@ -473,7 +516,7 @@ Film::dci_name (bool if_created_now) const if (!dm.audio_language.empty ()) { d << "_" << dm.audio_language; - if (!dm.subtitle_language.empty() && with_subtitles()) { + if (!dm.subtitle_language.empty()) { d << "-" << dm.subtitle_language; } else { d << "-XX"; @@ -544,7 +587,7 @@ Film::dcp_name (bool if_created_now) const void -Film::set_directory (string d) +Film::set_directory (boost::filesystem::path d) { _directory = d; _dirty = true; @@ -669,7 +712,7 @@ Film::set_dci_date_today () _dci_date = boost::gregorian::day_clock::local_day (); } -string +boost::filesystem::path Film::info_path (int f, Eyes e) const { boost::filesystem::path p; @@ -692,10 +735,10 @@ Film::info_path (int f, Eyes e) const /* info_dir() will already have added any initial bit of the path, so don't call file() on this. */ - return p.string (); + return p; } -string +boost::filesystem::path Film::j2c_path (int f, Eyes e, bool t) const { boost::filesystem::path p; @@ -719,25 +762,33 @@ Film::j2c_path (int f, Eyes e, bool t) const } p /= s.str(); - return file (p.string ()); + return file (p); } -/** Make an educated guess as to whether we have a complete DCP - * or not. - * @return true if we do. - */ - -bool -Film::have_dcp () const +/** @return List of subdirectories (not full paths) containing DCPs that can be successfully dcp::DCP::read() */ +list +Film::dcps () const { - try { - libdcp::DCP dcp (dir (dcp_name())); - dcp.read (); - } catch (...) { - return false; - } + list out; + + boost::filesystem::path const dir = directory (); + for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator(dir); i != boost::filesystem::directory_iterator(); ++i) { + if ( + boost::filesystem::is_directory (*i) && + i->path().leaf() != "j2c" && i->path().leaf() != "video" && i->path().leaf() != "info" && i->path().leaf() != "analysis" + ) { + + try { + dcp::DCP dcp (*i); + dcp.read (); + out.push_back (i->path().leaf ()); + } catch (...) { - return true; + } + } + } + + return out; } shared_ptr @@ -746,6 +797,13 @@ Film::make_player () const return shared_ptr (new Player (shared_from_this (), _playlist)); } +void +Film::set_signed (bool s) +{ + _signed = s; + signal_changed (SIGNED); +} + void Film::set_encrypted (bool e) { @@ -804,7 +862,19 @@ Film::remove_content (shared_ptr c) _playlist->remove (c); } -Time +void +Film::move_content_earlier (shared_ptr c) +{ + _playlist->move_earlier (c); +} + +void +Film::move_content_later (shared_ptr c) +{ + _playlist->move_later (c); +} + +DCPTime Film::length () const { return _playlist->length (); @@ -816,12 +886,18 @@ Film::has_subtitles () const return _playlist->has_subtitles (); } -OutputVideoFrame +int Film::best_video_frame_rate () const { return _playlist->best_dcp_frame_rate (); } +FrameRateChange +Film::active_frame_rate_change (DCPTime t) const +{ + return _playlist->active_frame_rate_change (t, video_frame_rate ()); +} + void Film::playlist_content_changed (boost::weak_ptr c, int p) { @@ -840,31 +916,7 @@ Film::playlist_changed () signal_changed (CONTENT); } -OutputAudioFrame -Film::time_to_audio_frames (Time t) const -{ - return t * audio_frame_rate () / TIME_HZ; -} - -OutputVideoFrame -Film::time_to_video_frames (Time t) const -{ - return t * video_frame_rate () / TIME_HZ; -} - -Time -Film::audio_frames_to_time (OutputAudioFrame f) const -{ - return f * TIME_HZ / audio_frame_rate (); -} - -Time -Film::video_frames_to_time (OutputVideoFrame f) const -{ - return f * TIME_HZ / video_frame_rate (); -} - -OutputAudioFrame +int Film::audio_frame_rate () const { /* XXX */ @@ -879,90 +931,91 @@ Film::set_sequence_video (bool s) signal_changed (SEQUENCE_VIDEO); } -libdcp::Size +/** @return Size of the largest possible image in whatever resolution we are using */ +dcp::Size Film::full_frame () const { switch (_resolution) { case RESOLUTION_2K: - return libdcp::Size (2048, 1080); + return dcp::Size (2048, 1080); case RESOLUTION_4K: - return libdcp::Size (4096, 2160); + return dcp::Size (4096, 2160); } assert (false); - return libdcp::Size (); + return dcp::Size (); } -void -Film::make_kdms ( - list > screens, - boost::posix_time::ptime from, - boost::posix_time::ptime until, - string directory - ) const +/** @return Size of the frame */ +dcp::Size +Film::frame_size () const { - boost::filesystem::path const sd = Config::instance()->signer_chain_directory (); - if (boost::filesystem::is_empty (sd)) { - libdcp::make_signer_chain (sd); - } - - libdcp::CertificateChain chain; - - { - boost::filesystem::path p (sd); - p /= "ca.self-signed.pem"; - chain.add (shared_ptr (new libdcp::Certificate (p))); - } - - { - boost::filesystem::path p (sd); - p /= "intermediate.signed.pem"; - chain.add (shared_ptr (new libdcp::Certificate (p))); - } - - { - boost::filesystem::path p (sd); - p /= "leaf.signed.pem"; - chain.add (shared_ptr (new libdcp::Certificate (p))); - } - - boost::filesystem::path signer_key (sd); - signer_key /= "leaf.key"; + return fit_ratio_within (container()->ratio(), full_frame ()); +} - shared_ptr signer (new Signer (chain, signer_key)); +dcp::EncryptedKDM +Film::make_kdm ( + shared_ptr target, + boost::filesystem::path dcp_dir, + dcp::LocalTime from, + dcp::LocalTime until + ) const +{ + shared_ptr signer = make_signer (); - /* Find the DCP to make the KDM for */ - string const dir = this->directory (); - list dcps; - for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator(dir); i != boost::filesystem::directory_iterator(); ++i) { - if (boost::filesystem::is_directory (*i) && i->path().leaf() != "j2c" && i->path().leaf() != "video" && i->path().leaf() != "info") { - dcps.push_back (i->path()); - } + dcp::DCP dcp (dir (dcp_dir.string ())); + + try { + dcp.read (); + } catch (...) { + throw KDMError (_("Could not read DCP to make KDM for")); } + + dcp.cpls().front()->set_mxf_keys (key ()); + + return dcp::DecryptedKDM ( + dcp.cpls().front(), from, until, "DCP-o-matic", dcp.cpls().front()->content_title_text(), dcp::LocalTime().as_string() + ).encrypt (signer, target); +} - if (dcps.empty()) { - throw KDMError (_("Could not find DCP to make KDM for")); - } else if (dcps.size() > 1) { - throw KDMError (_("More than one possible DCP to make KDM for")); - } +list +Film::make_kdms ( + list > screens, + boost::filesystem::path dcp, + dcp::LocalTime from, + dcp::LocalTime until + ) const +{ + list kdms; for (list >::iterator i = screens.begin(); i != screens.end(); ++i) { + kdms.push_back (make_kdm ((*i)->certificate, dcp, from, until)); + } - libdcp::DCP dcp (dcps.front ()); + return kdms; +} - try { - dcp.read (); - } catch (...) { - throw KDMError (_("Could not read DCP to make KDM for")); - } - - shared_ptr kdm = dcp.cpls().front()->make_kdm ( - signer, (*i)->certificate, key (), from, until, _interop, libdcp::MXFMetadata (), Config::instance()->dcp_metadata () - ); +/** @return The approximate disk space required to encode a DCP of this film with the + * current settings, in bytes. + */ +uint64_t +Film::required_disk_space () const +{ + return uint64_t (j2k_bandwidth() / 8) * length().seconds(); +} - boost::filesystem::path out = directory; - out /= tidy_for_filename ((*i)->cinema->name) + "_" + tidy_for_filename ((*i)->name) + ".kdm.xml"; - kdm->write_to_file_formatted (out.string()); - } +/** This method checks the disk that the Film is on and tries to decide whether or not + * there will be enough space to make a DCP for it. If so, true is returned; if not, + * false is returned and required and availabe are filled in with the amount of disk space + * required and available respectively (in Gb). + * + * Note: the decision made by this method isn't, of course, 100% reliable. + */ +bool +Film::should_be_enough_disk_space (double& required, double& available) const +{ + boost::filesystem::space_info s = boost::filesystem::space (internal_video_mxf_dir ()); + required = double (required_disk_space ()) / 1073741824.0f; + available = double (s.available) / 1073741824.0f; + return (available - required) > 1; } -