NeedsAssets was only added recently, so allow it not to be present.
[dcpomatic.git] / src / lib / dcp_content.cc
index dbbd65077b85c871457f994164274b5bb2603dcf..8b823c61966afe23d4bfdf8dfb78ccad2888c6e1 100644 (file)
 #include "dcp_decoder.h"
 #include "subtitle_content.h"
 #include <dcp/dcp.h>
+#include <dcp/raw_convert.h>
 #include <dcp/exceptions.h>
 #include <dcp/reel_picture_asset.h>
 #include <dcp/reel.h>
 #include <libxml++/libxml++.h>
 #include <boost/foreach.hpp>
-#include <boost/make_shared.hpp>
 #include <iterator>
 #include <iostream>
 
@@ -48,10 +48,11 @@ using std::pair;
 using std::vector;
 using std::list;
 using boost::shared_ptr;
-using boost::make_shared;
 using boost::scoped_ptr;
 using boost::optional;
 using boost::function;
+using boost::dynamic_pointer_cast;
+using dcp::raw_convert;
 
 int const DCPContentProperty::CAN_BE_PLAYED      = 600;
 int const DCPContentProperty::REFERENCE_VIDEO    = 601;
@@ -61,6 +62,7 @@ int const DCPContentProperty::REFERENCE_SUBTITLE = 603;
 DCPContent::DCPContent (shared_ptr<const Film> film, boost::filesystem::path p)
        : Content (film)
        , _encrypted (false)
+       , _needs_assets (false)
        , _kdm_valid (false)
        , _reference_video (false)
        , _reference_audio (false)
@@ -85,15 +87,18 @@ DCPContent::DCPContent (shared_ptr<const Film> film, cxml::ConstNodePtr node, in
                AudioStreamPtr (
                        new AudioStream (
                                node->number_child<int> ("AudioFrameRate"),
-                               node->number_child<Frame> ("AudioLength"),
+                               /* AudioLength was not present in some old metadata versions */
+                               node->optional_number_child<Frame>("AudioLength").get_value_or (
+                                       video->length() * node->number_child<int>("AudioFrameRate") / video_frame_rate().get()
+                                       ),
                                AudioMapping (node->node_child ("AudioMapping"), version)
                                )
                        )
                );
 
        _name = node->string_child ("Name");
-
        _encrypted = node->bool_child ("Encrypted");
+       _needs_assets = node->optional_bool_child("NeedsAssets").get_value_or (false);
        if (node->optional_node_child ("KDM")) {
                _kdm = dcp::EncryptedKDM (node->string_child ("KDM"));
        }
@@ -112,6 +117,7 @@ DCPContent::DCPContent (shared_ptr<const Film> film, cxml::ConstNodePtr node, in
                }
        }
        _three_d = node->optional_bool_child("ThreeD").get_value_or (false);
+       _cpl = node->optional_string_child("CPL");
 }
 
 void
@@ -134,7 +140,7 @@ DCPContent::examine (shared_ptr<Job> job)
        job->set_progress_unknown ();
        Content::examine (job);
 
-       shared_ptr<DCPExaminer> examiner = make_shared<DCPExaminer> (shared_from_this ());
+       shared_ptr<DCPExaminer> examiner (new DCPExaminer (shared_from_this ()));
        video->take_from_examiner (examiner);
        set_default_colour_conversion ();
 
@@ -157,9 +163,11 @@ DCPContent::examine (shared_ptr<Job> job)
                        subtitle.reset (new SubtitleContent (this));
                }
                _encrypted = examiner->encrypted ();
+               _needs_assets = examiner->needs_assets ();
                _kdm_valid = examiner->kdm_valid ();
                _standard = examiner->standard ();
                _three_d = examiner->three_d ();
+               _cpl = examiner->cpl ();
        }
 
        if (could_be_played != can_be_played ()) {
@@ -185,11 +193,11 @@ DCPContent::technical_summary () const
 }
 
 void
-DCPContent::as_xml (xmlpp::Node* node) const
+DCPContent::as_xml (xmlpp::Node* node, bool with_paths) const
 {
        node->add_child("Type")->add_child_text ("DCP");
 
-       Content::as_xml (node);
+       Content::as_xml (node, with_paths);
 
        if (video) {
                video->as_xml (node);
@@ -209,6 +217,7 @@ DCPContent::as_xml (xmlpp::Node* node) const
        boost::mutex::scoped_lock lm (_mutex);
        node->add_child("Name")->add_child_text (_name);
        node->add_child("Encrypted")->add_child_text (_encrypted ? "1" : "0");
+       node->add_child("NeedsAssets")->add_child_text (_needs_assets ? "1" : "0");
        if (_kdm) {
                node->add_child("KDM")->add_child_text (_kdm->as_xml ());
        }
@@ -229,6 +238,9 @@ DCPContent::as_xml (xmlpp::Node* node) const
                }
        }
        node->add_child("ThreeD")->add_child_text (_three_d ? "1" : "0");
+       if (_cpl) {
+               node->add_child("CPL")->add_child_text (_cpl.get ());
+       }
 }
 
 DCPTime
@@ -241,14 +253,13 @@ DCPContent::full_length () const
 string
 DCPContent::identifier () const
 {
-       SafeStringStream s;
-       s << Content::identifier() << "_" << video->identifier() << "_";
+       string s = Content::identifier() + "_" + video->identifier() + "_";
        if (subtitle) {
-               s << subtitle->identifier () << " ";
+               s += subtitle->identifier () + " ";
        }
-       s << (_reference_video ? "1" : "0")
-         << (_reference_subtitle ? "1" : "0");
-       return s.str ();
+
+       s += string (_reference_video ? "1" : "0") + string (_reference_subtitle ? "1" : "0");
+       return s;
 }
 
 void
@@ -257,27 +268,36 @@ DCPContent::add_kdm (dcp::EncryptedKDM k)
        _kdm = k;
 }
 
+void
+DCPContent::add_ov (boost::filesystem::path ov)
+{
+       read_directory (ov);
+}
+
 bool
 DCPContent::can_be_played () const
+{
+       return !needs_kdm() && !needs_assets();
+}
+
+bool
+DCPContent::needs_kdm () const
 {
        boost::mutex::scoped_lock lm (_mutex);
-       return !_encrypted || _kdm_valid;
+       return _encrypted && !_kdm_valid;
 }
 
-boost::filesystem::path
-DCPContent::directory () const
+bool
+DCPContent::needs_assets () const
 {
-       optional<size_t> smallest;
-       boost::filesystem::path dir;
-       for (size_t i = 0; i < number_of_paths(); ++i) {
-               boost::filesystem::path const p = path (i).parent_path ();
-               size_t const d = distance (p.begin(), p.end());
-               if (!smallest || d < smallest.get ()) {
-                       dir = p;
-               }
-       }
+       boost::mutex::scoped_lock lm (_mutex);
+       return _needs_assets;
+}
 
-       return dir;
+vector<boost::filesystem::path>
+DCPContent::directories () const
+{
+       return dcp::DCP::directories_from_files (paths ());
 }
 
 void
@@ -334,7 +354,7 @@ DCPContent::reels () const
        list<DCPTimePeriod> p;
        scoped_ptr<DCPDecoder> decoder;
        try {
-               decoder.reset (new DCPDecoder (shared_from_this(), film()->log(), false));
+               decoder.reset (new DCPDecoder (shared_from_this(), film()->log()));
        } catch (...) {
                /* Could not load the DCP; guess reels */
                list<DCPTimePeriod> p;
@@ -382,7 +402,7 @@ DCPContent::can_reference (function<shared_ptr<ContentPart> (shared_ptr<const Co
        */
        BOOST_FOREACH (DCPTimePeriod i, reels()) {
                if (find (fr.begin(), fr.end(), i) == fr.end ()) {
-                       why_not.push_back (_("Reel lengths in the film differ from those in the DCP; set the reel mode to 'split by video content'."));
+                       why_not.push_back (_("The reel lengths in the film differ from those in the DCP; set the reel mode to 'split by video content'."));
                        return false;
                }
        }
@@ -405,7 +425,7 @@ DCPContent::can_reference_video (list<string>& why_not) const
 bool
 DCPContent::can_reference_audio (list<string>& why_not) const
 {
-        DCPDecoder decoder (shared_from_this(), film()->log(), false);
+        DCPDecoder decoder (shared_from_this(), film()->log());
         BOOST_FOREACH (shared_ptr<dcp::Reel> i, decoder.reels()) {
                 if (!i->main_sound()) {
                         why_not.push_back (_("The DCP does not have sound in all reels."));
@@ -419,7 +439,7 @@ DCPContent::can_reference_audio (list<string>& why_not) const
 bool
 DCPContent::can_reference_subtitle (list<string>& why_not) const
 {
-        DCPDecoder decoder (shared_from_this(), film()->log(), false);
+        DCPDecoder decoder (shared_from_this(), film()->log());
         BOOST_FOREACH (shared_ptr<dcp::Reel> i, decoder.reels()) {
                 if (!i->main_subtitle()) {
                         why_not.push_back (_("The DCP does not have subtitles in all reels."));
@@ -429,3 +449,14 @@ DCPContent::can_reference_subtitle (list<string>& why_not) const
 
         return can_reference (bind (&Content::subtitle, _1), _("There is other subtitle content overlapping this DCP; remove it."), why_not);
 }
+
+void
+DCPContent::use_template (shared_ptr<const Content> c)
+{
+       shared_ptr<const DCPContent> dc = dynamic_pointer_cast<const DCPContent> (c);
+       DCPOMATIC_ASSERT (dc);
+
+       _reference_video = dc->_reference_video;
+       _reference_audio = dc->_reference_audio;
+       _reference_subtitle = dc->_reference_subtitle;
+}