Basic template support (#485).
[dcpomatic.git] / src / lib / film.cc
index 6c0b4d5a541a2deb32fabd851f85fcf8fc60d0f7..e9788d09e623e00ce424e55b4392b3bc688696e5 100644 (file)
@@ -1,19 +1,20 @@
 /*
-    Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    This program is distributed in the hope that it will be useful,
+    DCP-o-matic is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
 #include "dcp_content_type.h"
 #include "ratio.h"
 #include "cross.h"
-#include "safe_stringstream.h"
 #include "environment_info.h"
-#include "raw_convert.h"
 #include "audio_processor.h"
-#include "md5_digester.h"
+#include "digester.h"
 #include "compose.hpp"
 #include "screen.h"
 #include "audio_content.h"
 #include "ffmpeg_content.h"
 #include "dcp_content.h"
 #include "screen_kdm.h"
+#include "cinema.h"
 #include <libcxml/cxml.h>
 #include <dcp/cpl.h>
 #include <dcp/certificate_chain.h>
 #include <dcp/util.h>
 #include <dcp/local_time.h>
 #include <dcp/decrypted_kdm.h>
+#include <dcp/raw_convert.h>
 #include <libxml++/libxml++.h>
 #include <boost/filesystem.hpp>
 #include <boost/algorithm/string.hpp>
 #include <boost/foreach.hpp>
+#include <boost/regex.hpp>
 #include <unistd.h>
 #include <stdexcept>
 #include <iostream>
@@ -86,6 +88,7 @@ using boost::weak_ptr;
 using boost::dynamic_pointer_cast;
 using boost::optional;
 using boost::is_any_of;
+using dcp::raw_convert;
 
 #define LOG_GENERAL(...) log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL);
 #define LOG_GENERAL_NC(...) log()->log (__VA_ARGS__, LogEntry::TYPE_GENERAL);
@@ -103,15 +106,25 @@ using boost::is_any_of;
  *
  * Bumped to 32 for 2.0 branch; some times are expressed in Times rather
  * than frames now.
+ *
+ * 32 -> 33
+ * Changed <Period> to <Subtitle> in FFmpegSubtitleStream
+ * 33 -> 34
+ * Content only contains audio/subtitle-related tags if those things
+ * are present.
+ * 34 -> 35
+ * VideoFrameType in VideoContent is a string rather than an integer.
+ * 35 -> 36
+ * EffectColour rather than OutlineColour in Subtitle.
  */
-int const Film::current_state_version = 32;
+int const Film::current_state_version = 36;
 
 /** Construct a Film object in a given directory.
  *
  *  @param dir Film directory.
  */
 
-Film::Film (boost::filesystem::path dir, bool log)
+Film::Film (optional<boost::filesystem::path> dir)
        : _playlist (new Playlist)
        , _use_isdcf_name (true)
        , _dcp_content_type (Config::instance()->default_dcp_content_type ())
@@ -122,47 +135,53 @@ Film::Film (boost::filesystem::path dir, bool log)
        , _j2k_bandwidth (Config::instance()->default_j2k_bandwidth ())
        , _isdcf_metadata (Config::instance()->default_isdcf_metadata ())
        , _video_frame_rate (24)
-       , _audio_channels (6)
+       , _audio_channels (Config::instance()->default_dcp_audio_channels ())
        , _three_d (false)
-       , _sequence_video (true)
+       , _sequence (true)
        , _interop (Config::instance()->default_interop ())
        , _audio_processor (0)
        , _reel_type (REELTYPE_SINGLE)
        , _reel_length (2000000000)
+       , _upload_after_make_dcp (false)
        , _state_version (current_state_version)
        , _dirty (false)
 {
        set_isdcf_date_today ();
 
        _playlist_changed_connection = _playlist->Changed.connect (bind (&Film::playlist_changed, this));
+       _playlist_order_changed_connection = _playlist->OrderChanged.connect (bind (&Film::playlist_order_changed, this));
        _playlist_content_changed_connection = _playlist->ContentChanged.connect (bind (&Film::playlist_content_changed, this, _1, _2, _3));
 
-       /* Make state.directory a complete path without ..s (where possible)
-          (Code swiped from Adam Bowen on stackoverflow)
-       */
+       if (dir) {
+               /* Make state.directory a complete path without ..s (where possible)
+                  (Code swiped from Adam Bowen on stackoverflow)
+                  XXX: couldn't/shouldn't this just be boost::filesystem::canonical?
+               */
 
-       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 == "..") {
-                       if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
+               boost::filesystem::path p (boost::filesystem::system_complete (dir.get()));
+               boost::filesystem::path result;
+               for (boost::filesystem::path::iterator i = p.begin(); i != p.end(); ++i) {
+                       if (*i == "..") {
+                               if (boost::filesystem::is_symlink (result) || result.filename() == "..") {
+                                       result /= *i;
+                               } else {
+                                       result = result.parent_path ();
+                               }
+                       } else if (*i != ".") {
                                result /= *i;
-                       } else {
-                               result = result.parent_path ();
                        }
-               } else if (*i != ".") {
-                       result /= *i;
                }
+
+               set_directory (result.make_preferred ());
        }
 
-       set_directory (result.make_preferred ());
-       if (log) {
+       if (_directory) {
                _log.reset (new FileLog (file ("log")));
        } else {
                _log.reset (new NullLog);
        }
 
-       _playlist->set_sequence_video (_sequence_video);
+       _playlist->set_sequence (_sequence);
 }
 
 Film::~Film ()
@@ -181,32 +200,29 @@ Film::video_identifier () const
 {
        DCPOMATIC_ASSERT (container ());
 
-       SafeStringStream s;
-       s.imbue (std::locale::classic ());
-
-       s << container()->id()
-         << "_" << resolution_to_string (_resolution)
-         << "_" << _playlist->video_identifier()
-         << "_" << _video_frame_rate
-         << "_" << j2k_bandwidth();
+       string s = container()->id()
+               + "_" + resolution_to_string (_resolution)
+               + "_" + _playlist->video_identifier()
+               + "_" + raw_convert<string>(_video_frame_rate)
+               + "_" + raw_convert<string>(j2k_bandwidth());
 
        if (encrypted ()) {
-               s << "_E";
+               s += "_E";
        } else {
-               s << "_P";
+               s += "_P";
        }
 
        if (_interop) {
-               s << "_I";
+               s += "_I";
        } else {
-               s << "_S";
+               s += "_S";
        }
 
        if (_three_d) {
-               s << "_3D";
+               s += "_3D";
        }
 
-       return s.str ();
+       return s;
 }
 
 /** @return The file to write video frame info to */
@@ -236,15 +252,14 @@ Film::audio_analysis_path (shared_ptr<const Playlist> playlist) const
 {
        boost::filesystem::path p = dir ("analysis");
 
-       MD5Digester digester;
+       Digester digester;
        BOOST_FOREACH (shared_ptr<Content> i, playlist->content ()) {
-               shared_ptr<AudioContent> ac = dynamic_pointer_cast<AudioContent> (i);
-               if (!ac) {
+               if (!i->audio) {
                        continue;
                }
 
-               digester.add (ac->digest ());
-               digester.add (ac->audio_mapping().digest ());
+               digester.add (i->digest ());
+               digester.add (i->audio->mapping().digest ());
                if (playlist->content().size() != 1) {
                        /* Analyses should be considered equal regardless of gain
                           if they were made from just one piece of content.  This
@@ -252,7 +267,7 @@ Film::audio_analysis_path (shared_ptr<const Playlist> playlist) const
                           analysis at the plotting stage rather than having to
                           recompute it.
                        */
-                       digester.add (ac->audio_gain ());
+                       digester.add (i->audio->gain ());
                }
        }
 
@@ -274,7 +289,9 @@ Film::make_dcp ()
 
        set_isdcf_date_today ();
 
-       environment_info (log ());
+       BOOST_FOREACH (string i, environment_info ()) {
+               LOG_GENERAL_NC (i);
+       }
 
        BOOST_FOREACH (shared_ptr<const Content> i, content ()) {
                LOG_GENERAL ("Content: %1", i->technical_summary());
@@ -315,7 +332,7 @@ Film::send_dcp_to_tms ()
 }
 
 shared_ptr<xmlpp::Document>
-Film::metadata () const
+Film::metadata (bool with_content_paths) const
 {
        shared_ptr<xmlpp::Document> doc (new xmlpp::Document);
        xmlpp::Element* root = doc->create_root_node ("Metadata");
@@ -339,7 +356,7 @@ Film::metadata () const
        root->add_child("ISDCFDate")->add_child_text (boost::gregorian::to_iso_string (_isdcf_date));
        root->add_child("AudioChannels")->add_child_text (raw_convert<string> (_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("Sequence")->add_child_text (_sequence ? "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");
@@ -347,9 +364,10 @@ Film::metadata () const
        if (_audio_processor) {
                root->add_child("AudioProcessor")->add_child_text (_audio_processor->id ());
        }
-       root->add_child("ReelType")->add_child_text (raw_convert<string> (_reel_type));
+       root->add_child("ReelType")->add_child_text (raw_convert<string> (static_cast<int> (_reel_type)));
        root->add_child("ReelLength")->add_child_text (raw_convert<string> (_reel_length));
-       _playlist->as_xml (root->add_child ("Playlist"));
+       root->add_child("UploadAfterMakeDCP")->add_child_text (_upload_after_make_dcp ? "1" : "0");
+       _playlist->as_xml (root->add_child ("Playlist"), with_content_paths);
 
        return doc;
 }
@@ -358,24 +376,38 @@ Film::metadata () const
 void
 Film::write_metadata () const
 {
-       boost::filesystem::create_directories (directory ());
+       DCPOMATIC_ASSERT (directory());
+       boost::filesystem::create_directories (directory().get());
        shared_ptr<xmlpp::Document> doc = metadata ();
        doc->write_to_file_formatted (file("metadata.xml").string ());
        _dirty = false;
 }
 
+/** Write a template from this film */
+void
+Film::write_template (boost::filesystem::path path) const
+{
+       boost::filesystem::create_directories (path.parent_path());
+       shared_ptr<xmlpp::Document> doc = metadata (false);
+       doc->write_to_file_formatted (path.string ());
+}
+
 /** Read state from our metadata file.
  *  @return Notes about things that the user should know about, or empty.
  */
 list<string>
-Film::read_metadata ()
+Film::read_metadata (optional<boost::filesystem::path> path)
 {
-       if (boost::filesystem::exists (file ("metadata")) && !boost::filesystem::exists (file ("metadata.xml"))) {
-               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!"));
+       if (!path) {
+               if (boost::filesystem::exists (file ("metadata")) && !boost::filesystem::exists (file ("metadata.xml"))) {
+                       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!"));
+               }
+
+               path = file ("metadata.xml");
        }
 
        cxml::Document f ("Metadata");
-       f.read_file (file ("metadata.xml"));
+       f.read_file (path.get ());
 
        _state_version = f.number_child<int> ("Version");
        if (_state_version > current_state_version) {
@@ -421,7 +453,13 @@ Film::read_metadata ()
        } else if ((_audio_channels % 2) == 1) {
                _audio_channels++;
        }
-       _sequence_video = f.bool_child ("SequenceVideo");
+
+       if (f.optional_bool_child("SequenceVideo")) {
+               _sequence = f.bool_child("SequenceVideo");
+       } else {
+               _sequence = f.bool_child("Sequence");
+       }
+
        _three_d = f.bool_child ("ThreeD");
        _interop = f.bool_child ("Interop");
        _key = dcp::Key (f.string_child ("Key"));
@@ -434,13 +472,16 @@ Film::read_metadata ()
 
        _reel_type = static_cast<ReelType> (f.optional_number_child<int>("ReelType").get_value_or (static_cast<int>(REELTYPE_SINGLE)));
        _reel_length = f.optional_number_child<int64_t>("ReelLength").get_value_or (2000000000);
+       _upload_after_make_dcp = f.optional_bool_child("UploadAfterMakeDCP").get_value_or (false);
 
        list<string> 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);
 
        /* Write backtraces to this film's directory, until another film is loaded */
-       set_backtrace_file (file ("backtrace.txt"));
+       if (_directory) {
+               set_backtrace_file (file ("backtrace.txt"));
+       }
 
        _dirty = false;
        return notes;
@@ -452,8 +493,10 @@ Film::read_metadata ()
 boost::filesystem::path
 Film::dir (boost::filesystem::path d) const
 {
+       DCPOMATIC_ASSERT (_directory);
+
        boost::filesystem::path p;
-       p /= _directory;
+       p /= _directory.get();
        p /= d;
 
        boost::filesystem::create_directories (p);
@@ -467,8 +510,10 @@ Film::dir (boost::filesystem::path d) const
 boost::filesystem::path
 Film::file (boost::filesystem::path f) const
 {
+       DCPOMATIC_ASSERT (_directory);
+
        boost::filesystem::path p;
-       p /= _directory;
+       p /= _directory.get();
        p /= f;
 
        boost::filesystem::create_directories (p.parent_path ());
@@ -476,11 +521,36 @@ Film::file (boost::filesystem::path f) const
        return p;
 }
 
+list<int>
+Film::mapped_audio_channels () const
+{
+       list<int> mapped;
+
+       if (audio_processor ()) {
+               /* Processors are mapped 1:1 to DCP outputs so we can work out mappings from there */
+               for (int i = 0; i < audio_processor()->out_channels(); ++i) {
+                       mapped.push_back (i);
+               }
+       } else {
+               BOOST_FOREACH (shared_ptr<Content> i, content ()) {
+                       if (i->audio) {
+                               list<int> c = i->audio->mapping().mapped_output_channels ();
+                               copy (c.begin(), c.end(), back_inserter (mapped));
+                       }
+               }
+
+               mapped.sort ();
+               mapped.unique ();
+       }
+
+       return mapped;
+}
+
 /** @return a ISDCF-compliant name for a DCP of this film */
 string
 Film::isdcf_name (bool if_created_now) const
 {
-       SafeStringStream d;
+       string d;
 
        string raw_name = name ();
 
@@ -523,49 +593,49 @@ Film::isdcf_name (bool if_created_now) const
                fixed_name = fixed_name.substr (0, 14);
        }
 
-       d << fixed_name;
+       d += fixed_name;
 
        if (dcp_content_type()) {
-               d << "_" << dcp_content_type()->isdcf_name();
-               d << "-" << isdcf_metadata().content_version;
+               d += "_" + dcp_content_type()->isdcf_name();
+               d += "-" + raw_convert<string>(isdcf_metadata().content_version);
        }
 
        ISDCFMetadata const dm = isdcf_metadata ();
 
        if (dm.temp_version) {
-               d << "-Temp";
+               d += "-Temp";
        }
 
        if (dm.pre_release) {
-               d << "-Pre";
+               d += "-Pre";
        }
 
        if (dm.red_band) {
-               d << "-RedBand";
+               d += "-RedBand";
        }
 
        if (!dm.chain.empty ()) {
-               d << "-" << dm.chain;
+               d += "-" + dm.chain;
        }
 
        if (three_d ()) {
-               d << "-3D";
+               d += "-3D";
        }
 
        if (dm.two_d_version_of_three_d) {
-               d << "-2D";
+               d += "-2D";
        }
 
        if (!dm.mastered_luminance.empty ()) {
-               d << "-" << dm.mastered_luminance;
+               d += "-" + dm.mastered_luminance;
        }
 
        if (video_frame_rate() != 24) {
-               d << "-" << video_frame_rate();
+               d += "-" + raw_convert<string>(video_frame_rate());
        }
 
        if (container()) {
-               d << "_" << container()->isdcf_name();
+               d += "_" + container()->isdcf_name();
        }
 
        /* XXX: this uses the first bit of content only */
@@ -574,114 +644,107 @@ Film::isdcf_name (bool if_created_now) const
        if (dcp_content_type() && dcp_content_type()->libdcp_kind() != dcp::TRAILER) {
                Ratio const * content_ratio = 0;
                BOOST_FOREACH (shared_ptr<Content> i, content ()) {
-                       shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (i);
-                       if (vc) {
+                       if (i->video) {
                                /* Here's the first piece of video content */
-                               if (vc->scale().ratio ()) {
-                                       content_ratio = vc->scale().ratio ();
+                               if (i->video->scale().ratio ()) {
+                                       content_ratio = i->video->scale().ratio ();
                                } else {
-                                       content_ratio = Ratio::from_ratio (vc->video_size().ratio ());
+                                       content_ratio = Ratio::from_ratio (i->video->size().ratio ());
                                }
                                break;
                        }
                }
 
                if (content_ratio && content_ratio != container()) {
-                       d << "-" << content_ratio->isdcf_name();
+                       d += "-" + content_ratio->isdcf_name();
                }
        }
 
        if (!dm.audio_language.empty ()) {
-               d << "_" << dm.audio_language;
+               d += "_" + dm.audio_language;
                if (!dm.subtitle_language.empty()) {
-                       d << "-" << dm.subtitle_language;
+
+                       bool burnt_in = true;
+                       BOOST_FOREACH (shared_ptr<Content> i, content ()) {
+                               if (!i->subtitle) {
+                                       continue;
+                               }
+
+                               if (i->subtitle->use() && !i->subtitle->burn()) {
+                                       burnt_in = false;
+                               }
+                       }
+
+                       string language = dm.subtitle_language;
+                       if (burnt_in && language != "XX") {
+                               transform (language.begin(), language.end(), language.begin(), ::tolower);
+                       } else {
+                               transform (language.begin(), language.end(), language.begin(), ::toupper);
+                       }
+
+                       d += "-" + language;
                } else {
-                       d << "-XX";
+                       d += "-XX";
                }
        }
 
        if (!dm.territory.empty ()) {
-               d << "_" << dm.territory;
+               d += "_" + dm.territory;
                if (dm.rating.empty ()) {
-                       d << "-NR";
+                       d += "-NR";
                } else {
-                       d << "-" << dm.rating;
+                       d += "-" + dm.rating;
                }
        }
 
-       /* Find all mapped channels */
+       /* Count mapped audio channels */
 
        int non_lfe = 0;
        int lfe = 0;
 
-       if (audio_processor ()) {
-               /* Processors are mapped 1:1 to DCP outputs so we can guess the number of LFE/
-                  non-LFE from the channel counts.
-               */
-               non_lfe = audio_processor()->out_channels ();
-               if (non_lfe >= 4) {
-                       --non_lfe;
-                       ++lfe;
-               }
-       } else {
-               list<int> mapped;
-               BOOST_FOREACH (shared_ptr<Content> i, content ()) {
-                       shared_ptr<const AudioContent> ac = dynamic_pointer_cast<const AudioContent> (i);
-                       if (ac) {
-                               list<int> c = ac->audio_mapping().mapped_output_channels ();
-                               copy (c.begin(), c.end(), back_inserter (mapped));
-                       }
+       BOOST_FOREACH (int i, mapped_audio_channels ()) {
+               if (i >= audio_channels()) {
+                       /* This channel is mapped but is not included in the DCP */
+                       continue;
                }
 
-               mapped.sort ();
-               mapped.unique ();
-
-               /* Count them */
-
-               for (list<int>::const_iterator i = mapped.begin(); i != mapped.end(); ++i) {
-                       if (*i >= audio_channels()) {
-                               /* This channel is mapped but is not included in the DCP */
-                               continue;
-                       }
-
-                       if (static_cast<dcp::Channel> (*i) == dcp::LFE) {
-                               ++lfe;
-                       } else {
-                               ++non_lfe;
-                       }
+               if (static_cast<dcp::Channel> (i) == dcp::LFE) {
+                       ++lfe;
+               } else {
+                       ++non_lfe;
                }
        }
 
        if (non_lfe) {
-               d << "_" << non_lfe << lfe;
+               d += String::compose("_%1%2", non_lfe, lfe);
        }
 
        /* XXX: HI/VI */
 
-       d << "_" << resolution_to_string (_resolution);
+       d += "_" + resolution_to_string (_resolution);
 
        if (!dm.studio.empty ()) {
-               d << "_" << dm.studio;
+               d += "_" + dm.studio;
        }
 
        if (if_created_now) {
-               d << "_" << boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ());
+               d += "_" + boost::gregorian::to_iso_string (boost::gregorian::day_clock::local_day ());
        } else {
-               d << "_" << boost::gregorian::to_iso_string (_isdcf_date);
+               d += "_" + boost::gregorian::to_iso_string (_isdcf_date);
        }
 
        if (!dm.facility.empty ()) {
-               d << "_" << dm.facility;
+               d += "_" + dm.facility;
        }
 
        if (_interop) {
-               d << "_IOP";
+               d += "_IOP";
        } else {
-               d << "_SMPTE";
+               d += "_SMPTE";
        }
 
        if (three_d ()) {
-               d << "-3D";
+               d += "-3D";
        }
 
        bool vf = false;
@@ -693,12 +756,12 @@ Film::isdcf_name (bool if_created_now) const
        }
 
        if (vf) {
-               d << "_VF";
+               d += "_VF";
        } else {
-               d << "_OV";
+               d += "_OV";
        }
 
-       return d.str ();
+       return d;
 }
 
 /** @return name to give the DCP */
@@ -831,6 +894,7 @@ Film::set_reel_type (ReelType t)
        signal_changed (REEL_TYPE);
 }
 
+/** @param r Desired reel length in bytes */
 void
 Film::set_reel_length (int64_t r)
 {
@@ -838,6 +902,13 @@ Film::set_reel_length (int64_t r)
        signal_changed (REEL_LENGTH);
 }
 
+void
+Film::set_upload_after_make_dcp (bool u)
+{
+       _upload_after_make_dcp = u;
+       signal_changed (UPLOAD_AFTER_MAKE_DCP);
+}
+
 void
 Film::signal_changed (Property p)
 {
@@ -845,11 +916,11 @@ Film::signal_changed (Property p)
 
        switch (p) {
        case Film::CONTENT:
-               set_video_frame_rate (_playlist->best_dcp_frame_rate ());
+               set_video_frame_rate (_playlist->best_video_frame_rate ());
                break;
        case Film::VIDEO_FRAME_RATE:
-       case Film::SEQUENCE_VIDEO:
-               _playlist->maybe_sequence_video ();
+       case Film::SEQUENCE:
+               _playlist->maybe_sequence ();
                break;
        default:
                break;
@@ -871,23 +942,23 @@ Film::j2c_path (int reel, Frame frame, Eyes eyes, bool tmp) const
        p /= "j2c";
        p /= video_identifier ();
 
-       SafeStringStream s;
-       s.width (8);
-       s << setfill('0') << reel << "_" << frame;
+       char buffer[256];
+       snprintf(buffer, sizeof(buffer), "%08d_%08" PRId64, reel, frame);
+       string s (buffer);
 
        if (eyes == EYES_LEFT) {
-               s << ".L";
+               s += ".L";
        } else if (eyes == EYES_RIGHT) {
-               s << ".R";
+               s += ".R";
        }
 
-       s << ".j2c";
+       s += ".j2c";
 
        if (tmp) {
-               s << ".tmp";
+               s += ".tmp";
        }
 
-       p /= s.str();
+       p /= s;
        return file (p);
 }
 
@@ -895,9 +966,13 @@ Film::j2c_path (int reel, Frame frame, Eyes eyes, bool tmp) const
 vector<CPLSummary>
 Film::cpls () const
 {
+       if (!directory ()) {
+               return vector<CPLSummary> ();
+       }
+
        vector<CPLSummary> out;
 
-       boost::filesystem::path const dir = directory ();
+       boost::filesystem::path const dir = directory().get();
        for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator(dir); i != boost::filesystem::directory_iterator(); ++i) {
                if (
                        boost::filesystem::is_directory (*i) &&
@@ -907,12 +982,13 @@ Film::cpls () const
                        try {
                                dcp::DCP dcp (*i);
                                dcp.read ();
+                               DCPOMATIC_ASSERT (dcp.cpls().front()->file());
                                out.push_back (
                                        CPLSummary (
                                                i->path().leaf().string(),
                                                dcp.cpls().front()->id(),
                                                dcp.cpls().front()->annotation_text(),
-                                               dcp.cpls().front()->file()
+                                               dcp.cpls().front()->file().get()
                                                )
                                        );
                        } catch (...) {
@@ -961,7 +1037,7 @@ Film::examine_content (shared_ptr<Content> c)
 void
 Film::examine_and_add_content (shared_ptr<Content> c)
 {
-       if (dynamic_pointer_cast<FFmpegContent> (c) && !_directory.empty ()) {
+       if (dynamic_pointer_cast<FFmpegContent> (c) && _directory) {
                run_ffprobe (c->path(0), file ("ffprobe.log"), _log);
        }
 
@@ -988,7 +1064,8 @@ Film::maybe_add_content (weak_ptr<Job> j, weak_ptr<Content> c)
        }
 
        add_content (content);
-       if (Config::instance()->automatic_audio_analysis ()) {
+
+       if (Config::instance()->automatic_audio_analysis() && content->audio) {
                shared_ptr<Playlist> playlist (new Playlist);
                playlist->add (content);
                boost::signals2::connection c;
@@ -1002,9 +1079,20 @@ Film::maybe_add_content (weak_ptr<Job> j, weak_ptr<Content> c)
 void
 Film::add_content (shared_ptr<Content> c)
 {
-       /* Add video content after any existing content */
-       if (dynamic_pointer_cast<VideoContent> (c)) {
+       /* Add {video,subtitle} content after any existing {video,subtitle} content */
+       if (c->video) {
                c->set_position (_playlist->video_end ());
+       } else if (c->subtitle) {
+               c->set_position (_playlist->subtitle_end ());
+       }
+
+       if (_template_film) {
+               /* Take settings from the first piece of content of c's type in _template */
+               BOOST_FOREACH (shared_ptr<Content> i, _template_film->content()) {
+                       if (typeid(i.get()) == typeid(c.get())) {
+                               c->use_template (i);
+                       }
+               }
        }
 
        _playlist->add (c);
@@ -1038,7 +1126,7 @@ Film::length () const
 int
 Film::best_video_frame_rate () const
 {
-       return _playlist->best_dcp_frame_rate ();
+       return _playlist->best_video_frame_rate ();
 }
 
 FrameRateChange
@@ -1052,9 +1140,9 @@ Film::playlist_content_changed (weak_ptr<Content> c, int p, bool frequent)
 {
        _dirty = true;
 
-       if (p == VideoContentProperty::VIDEO_FRAME_RATE) {
-               set_video_frame_rate (_playlist->best_dcp_frame_rate ());
-       } else if (p == AudioContentProperty::AUDIO_STREAMS) {
+       if (p == ContentProperty::VIDEO_FRAME_RATE) {
+               set_video_frame_rate (_playlist->best_video_frame_rate ());
+       } else if (p == AudioContentProperty::STREAMS) {
                signal_changed (NAME);
        }
 
@@ -1068,12 +1156,17 @@ Film::playlist_changed ()
        signal_changed (NAME);
 }
 
+void
+Film::playlist_order_changed ()
+{
+       signal_changed (CONTENT_ORDER);
+}
+
 int
 Film::audio_frame_rate () const
 {
        BOOST_FOREACH (shared_ptr<Content> i, content ()) {
-               shared_ptr<AudioContent> a = dynamic_pointer_cast<AudioContent> (i);
-               if (a && a->has_rate_above_48k ()) {
+               if (i->audio && i->audio->has_rate_above_48k ()) {
                        return 96000;
                }
        }
@@ -1082,11 +1175,11 @@ Film::audio_frame_rate () const
 }
 
 void
-Film::set_sequence_video (bool s)
+Film::set_sequence (bool s)
 {
-       _sequence_video = s;
-       _playlist->set_sequence_video (s);
-       signal_changed (SEQUENCE_VIDEO);
+       _sequence = s;
+       _playlist->set_sequence (s);
+       signal_changed (SEQUENCE);
 }
 
 /** @return Size of the largest possible image in whatever resolution we are using */
@@ -1111,6 +1204,9 @@ Film::frame_size () const
        return fit_ratio_within (container()->ratio(), full_frame ());
 }
 
+/** @param from KDM from time expressed as a local time with an offset from UTC
+ *  @param to KDM to time expressed as a local time with an offset from UTC
+ */
 dcp::EncryptedKDM
 Film::make_kdm (
        dcp::Certificate recipient,
@@ -1128,16 +1224,19 @@ Film::make_kdm (
        }
 
        return dcp::DecryptedKDM (
-               cpl, key(), from, until, "DCP-o-matic", cpl->content_title_text(), dcp::LocalTime().as_string()
+               cpl, key(), from, until, cpl->content_title_text(), cpl->content_title_text(), dcp::LocalTime().as_string()
                ).encrypt (signer, recipient, trusted_devices, formulation);
 }
 
+/** @param from KDM from time expressed as a local time in the time zone of the Screen's Cinema.
+ *  @param to KDM to time expressed as a local time in the time zone of the Screen's Cinema.
+ */
 list<ScreenKDM>
 Film::make_kdms (
        list<shared_ptr<Screen> > screens,
        boost::filesystem::path dcp,
-       dcp::LocalTime from,
-       dcp::LocalTime until,
+       boost::posix_time::ptime from,
+       boost::posix_time::ptime until,
        dcp::Formulation formulation
        ) const
 {
@@ -1145,7 +1244,16 @@ Film::make_kdms (
 
        BOOST_FOREACH (shared_ptr<Screen> i, screens) {
                if (i->recipient) {
-                       kdms.push_back (ScreenKDM (i, make_kdm (i->recipient.get(), i->trusted_devices, dcp, from, until, formulation)));
+                       dcp::EncryptedKDM const kdm = make_kdm (
+                               i->recipient.get(),
+                               i->trusted_devices,
+                               dcp,
+                               dcp::LocalTime (from, i->cinema->utc_offset_hour(), i->cinema->utc_offset_minute()),
+                               dcp::LocalTime (until, i->cinema->utc_offset_hour(), i->cinema->utc_offset_minute()),
+                               formulation
+                               );
+
+                       kdms.push_back (ScreenKDM (i, kdm));
                }
        }
 
@@ -1158,12 +1266,12 @@ Film::make_kdms (
 uint64_t
 Film::required_disk_space () const
 {
-       return uint64_t (j2k_bandwidth() / 8) * length().seconds();
+       return _playlist->required_disk_space (j2k_bandwidth(), audio_channels(), audio_frame_rate());
 }
 
 /** 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
+ *  false is returned and required and available 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.
@@ -1203,9 +1311,8 @@ Film::subtitle_language () const
 
        ContentList cl = content ();
        BOOST_FOREACH (shared_ptr<Content>& c, cl) {
-               shared_ptr<SubtitleContent> sc = dynamic_pointer_cast<SubtitleContent> (c);
-               if (sc) {
-                       languages.insert (sc->subtitle_language ());
+               if (c->subtitle) {
+                       languages.insert (c->subtitle->language ());
                }
        }
 
@@ -1223,18 +1330,44 @@ Film::subtitle_language () const
 
 /** Change the gains of the supplied AudioMapping to make it a default
  *  for this film.  The defaults are guessed based on what processor (if any)
- *  is in use and the number of input channels.
+ *  is in use, the number of input channels and any filename supplied.
  */
 void
-Film::make_audio_mapping_default (AudioMapping& mapping) const
+Film::make_audio_mapping_default (AudioMapping& mapping, optional<boost::filesystem::path> filename) const
 {
+       static string const regex[] = {
+               ".*[\\._-]L[\\._-].*",
+               ".*[\\._-]R[\\._-].*",
+               ".*[\\._-]C[\\._-].*",
+               ".*[\\._-]Lfe[\\._-].*",
+               ".*[\\._-]Ls[\\._-].*",
+               ".*[\\._-]Rs[\\._-].*"
+       };
+
+       static int const regexes = sizeof(regex) / sizeof(*regex);
+
        if (audio_processor ()) {
                audio_processor()->make_audio_mapping_default (mapping);
        } else {
                mapping.make_zero ();
                if (mapping.input_channels() == 1) {
-                       /* Mono -> Centre */
-                       mapping.set (0, static_cast<int> (dcp::CENTRE), 1);
+                       bool guessed = false;
+
+                       /* See if we can guess where this stream should go */
+                       if (filename) {
+                               for (int i = 0; i < regexes; ++i) {
+                                       boost::regex e (regex[i], boost::regex::icase);
+                                       if (boost::regex_match (filename->string(), e) && i < mapping.output_channels()) {
+                                               mapping.set (0, i, 1);
+                                               guessed = true;
+                                       }
+                               }
+                       }
+
+                       if (!guessed) {
+                               /* If we have no idea, just put it on centre */
+                               mapping.set (0, static_cast<int> (dcp::CENTRE), 1);
+                       }
                } else {
                        /* 1:1 mapping */
                        for (int i = 0; i < min (mapping.input_channels(), mapping.output_channels()); ++i) {
@@ -1271,8 +1404,8 @@ Film::audio_output_names () const
        n.push_back (_("BsR"));
        n.push_back (_("DBP"));
        n.push_back (_("DBS"));
-       n.push_back (_("NC"));
-       n.push_back (_("NC"));
+       n.push_back ("");
+       n.push_back ("");
 
        return vector<string> (n.begin(), n.begin() + audio_channels ());
 }
@@ -1308,18 +1441,16 @@ Film::reels () const
        case REELTYPE_BY_VIDEO_CONTENT:
        {
                optional<DCPTime> last_split;
-               shared_ptr<VideoContent> last_video;
-               ContentList cl = content ();
+               shared_ptr<Content> last_video;
                BOOST_FOREACH (shared_ptr<Content> c, content ()) {
-                       shared_ptr<VideoContent> v = dynamic_pointer_cast<VideoContent> (c);
-                       if (v) {
-                               BOOST_FOREACH (DCPTime t, v->reel_split_points()) {
+                       if (c->video) {
+                               BOOST_FOREACH (DCPTime t, c->reel_split_points()) {
                                        if (last_split) {
                                                p.push_back (DCPTimePeriod (last_split.get(), t));
                                        }
                                        last_split = t;
                                }
-                               last_video = v;
+                               last_video = c;
                        }
                }
 
@@ -1351,3 +1482,68 @@ Film::reels () const
 
        return p;
 }
+
+string
+Film::content_summary (DCPTimePeriod period) const
+{
+       return _playlist->content_summary (period);
+}
+
+list<string>
+Film::fix_conflicting_settings ()
+{
+       list<string> notes;
+
+       list<boost::filesystem::path> was_referencing;
+       BOOST_FOREACH (shared_ptr<Content> i, content()) {
+               shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent> (i);
+               if (d) {
+                       list<string> reasons;
+                       bool was = false;
+                       if (!d->can_reference_video(reasons) && d->reference_video()) {
+                               d->set_reference_video (false);
+                               was = true;
+                       }
+                       if (!d->can_reference_audio(reasons) && d->reference_audio()) {
+                               d->set_reference_audio (false);
+                               was = true;
+                       }
+                       if (!d->can_reference_subtitle(reasons) && d->reference_subtitle()) {
+                               d->set_reference_subtitle (false);
+                               was = true;
+                       }
+                       if (was) {
+                               was_referencing.push_back (d->path(0).parent_path().filename());
+                       }
+               }
+       }
+
+       BOOST_FOREACH (boost::filesystem::path d, was_referencing) {
+               notes.push_back (String::compose (_("The DCP %1 was being referred to by this film.  This not now possible because the reel sizes in the film no longer agree with those in the imported DCP.\n\nSetting the 'Reel type' to 'split by video content' will probably help.\n\nAfter doing that you would need to re-tick the appropriate 'refer to existing DCP' checkboxes."), d.string()));
+       }
+
+       return notes;
+}
+
+void
+Film::use_template (string name)
+{
+       _template_film.reset (new Film (optional<boost::filesystem::path>()));
+       _template_film->read_metadata (Config::instance()->template_path (name));
+       _use_isdcf_name = _template_film->_use_isdcf_name;
+       _dcp_content_type = _template_film->_dcp_content_type;
+       _container = _template_film->_container;
+       _resolution = _template_film->_resolution;
+       _j2k_bandwidth = _template_film->_j2k_bandwidth;
+       _video_frame_rate = _template_film->_video_frame_rate;
+       _signed = _template_film->_signed;
+       _encrypted = _template_film->_encrypted;
+       _audio_channels = _template_film->_audio_channels;
+       _sequence = _template_film->_sequence;
+       _three_d = _template_film->_three_d;
+       _interop = _template_film->_interop;
+       _audio_processor = _template_film->_audio_processor;
+       _reel_type = _template_film->_reel_type;
+       _reel_length = _template_film->_reel_length;
+       _upload_after_make_dcp = _template_film->_upload_after_make_dcp;
+}