Basic template support (#485).

[dcpomatic.git] / src / lib / dcp_content.cc

diff --git a/src/lib/dcp_content.cc b/src/lib/dcp_content.cc
index b41e31c0cc684a76f82e39ff90df5a478b61ac84..a5c0e5da2e9b20cd70a8dbc0f6809cc3ae64aae1 100644 (file)
--- a/src/lib/dcp_content.cc
+++ b/src/lib/dcp_content.cc
@@ -30,6 +30,7 @@
 #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>
@@ -50,6 +51,8 @@ using boost::shared_ptr;
 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;
@@ -59,6 +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)
@@ -83,15 +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->bool_child ("NeedsAssets");
        if (node->optional_node_child ("KDM")) {
                _kdm = dcp::EncryptedKDM (node->string_child ("KDM"));
        }
@@ -110,6 +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
@@ -155,9 +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 ()) {
@@ -183,11 +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);
@@ -207,6 +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 ());
        }
@@ -227,6 +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
@@ -254,27 +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
@@ -379,7 +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;
                }
        }
@@ -426,3 +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;
+}