X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Ffilm.cc;h=267138ce63b74d51054d695b52777bd405a6ebc9;hb=854f2e5bbb7ffb9758b823af87034033033f3cb8;hp=8e93667d5e54ad1ccb7474257e6536ce97a1bd27;hpb=de68adffc0311511568484e9ab713bee8826ec2d;p=dcpomatic.git diff --git a/src/lib/film.cc b/src/lib/film.cc index 8e93667d5..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 @@ -28,14 +28,13 @@ #include #include #include -#include #include #include -#include -#include -#include -#include -#include +#include +#include +#include +#include +#include #include "film.h" #include "job.h" #include "util.h" @@ -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 = 5; +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 ()) @@ -101,10 +107,11 @@ Film::Film (boost::filesystem::path dir) , _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 (); @@ -131,7 +138,11 @@ Film::Film (boost::filesystem::path dir) } set_directory (result); - _log.reset (new FileLog (file ("log"))); + if (log) { + _log.reset (new FileLog (file ("log"))); + } else { + _log.reset (new NullLog); + } _playlist->set_sequence_video (_sequence_video); } @@ -220,11 +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 */ @@ -236,7 +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())); { @@ -262,6 +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) { @@ -314,22 +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"); @@ -357,13 +372,23 @@ Film::write_metadata () const root->add_child("Key")->add_child_text (_key.hex ()); _playlist->as_xml (root->add_child ("Playlist")); - doc.write_to_file_formatted (file("metadata.xml").string ()); - - _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; @@ -375,7 +400,10 @@ Film::read_metadata () cxml::Document f ("Metadata"); f.read_file (file ("metadata.xml")); - int const version = f.number_child ("Version"); + _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"); @@ -407,10 +435,14 @@ Film::read_metadata () _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"), version); + _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. @@ -733,7 +765,7 @@ Film::j2c_path (int f, Eyes e, bool t) const return file (p); } -/** @return List of subdirectories (not full paths) containing DCPs that can be successfully libdcp::DCP::read() */ +/** @return List of subdirectories (not full paths) containing DCPs that can be successfully dcp::DCP::read() */ list Film::dcps () const { @@ -747,7 +779,7 @@ Film::dcps () const ) { try { - libdcp::DCP dcp (*i); + dcp::DCP dcp (*i); dcp.read (); out.push_back (i->path().leaf ()); } catch (...) { @@ -854,18 +886,12 @@ Film::has_subtitles () const return _playlist->has_subtitles (); } -OutputVideoFrame +int Film::best_video_frame_rate () const { return _playlist->best_dcp_frame_rate (); } -bool -Film::content_paths_valid () const -{ - return _playlist->content_paths_valid (); -} - FrameRateChange Film::active_frame_rate_change (DCPTime t) const { @@ -890,31 +916,7 @@ Film::playlist_changed () signal_changed (CONTENT); } -OutputAudioFrame -Film::time_to_audio_frames (DCPTime t) const -{ - return t * audio_frame_rate () / TIME_HZ; -} - -OutputVideoFrame -Film::time_to_video_frames (DCPTime t) const -{ - return t * video_frame_rate () / TIME_HZ; -} - -DCPTime -Film::audio_frames_to_time (OutputAudioFrame f) const -{ - return f * TIME_HZ / audio_frame_rate (); -} - -DCPTime -Film::video_frames_to_time (OutputVideoFrame f) const -{ - return f * TIME_HZ / video_frame_rate (); -} - -OutputAudioFrame +int Film::audio_frame_rate () const { /* XXX */ @@ -929,31 +931,39 @@ 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 (); +} + +/** @return Size of the frame */ +dcp::Size +Film::frame_size () const +{ + return fit_ratio_within (container()->ratio(), full_frame ()); } -libdcp::KDM +dcp::EncryptedKDM Film::make_kdm ( - shared_ptr target, + shared_ptr target, boost::filesystem::path dcp_dir, - boost::posix_time::ptime from, - boost::posix_time::ptime until + dcp::LocalTime from, + dcp::LocalTime until ) const { shared_ptr signer = make_signer (); - libdcp::DCP dcp (dir (dcp_dir.string ())); + dcp::DCP dcp (dir (dcp_dir.string ())); try { dcp.read (); @@ -961,24 +971,22 @@ Film::make_kdm ( throw KDMError (_("Could not read DCP to make KDM for")); } - time_t now = time (0); - struct tm* tm = localtime (&now); - string const issue_date = libdcp::tm_to_string (tm); - dcp.cpls().front()->set_mxf_keys (key ()); - return libdcp::KDM (dcp.cpls().front(), signer, target, from, until, "DCP-o-matic", issue_date); + return dcp::DecryptedKDM ( + dcp.cpls().front(), from, until, "DCP-o-matic", dcp.cpls().front()->content_title_text(), dcp::LocalTime().as_string() + ).encrypt (signer, target); } -list +list Film::make_kdms ( list > screens, boost::filesystem::path dcp, - boost::posix_time::ptime from, - boost::posix_time::ptime until + dcp::LocalTime from, + dcp::LocalTime until ) const { - list kdms; + list kdms; for (list >::iterator i = screens.begin(); i != screens.end(); ++i) { kdms.push_back (make_kdm ((*i)->certificate, dcp, from, until)); @@ -986,3 +994,28 @@ Film::make_kdms ( return kdms; } + +/** @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(); +} + +/** 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; +}