Move some CPL writing from picture/sound assets to the MXF. Pick up key_id from CPL assets and hence provide and test for encrypted() method on DCP.

1 files changed, 17 insertions, 0 deletions

diff --git a/src/mxf_asset.cc b/src/mxf_asset.cc
index d52ab2cc..3cb13250 100644
--- a/src/mxf_asset.cc
+++ b/src/mxf_asset.cc
@@ -24,6 +24,7 @@
 #include <iostream>
 #include <fstream>
 #include <boost/filesystem.hpp>
+#include <boost/lexical_cast.hpp>
 #include <libxml++/nodes/element.h>
 #include "AS_DCP.h"
 #include "KM_prng.h"
@@ -36,6 +37,7 @@
 using std::string;
 using std::list;
 using boost::shared_ptr;
+using boost::lexical_cast;
 using boost::dynamic_pointer_cast;
 using namespace libdcp;
 
@@ -133,3 +135,18 @@ MXFAsset::add_typed_key_id (xmlpp::Element* parent) const
 	typed_key_id->add_child("KeyType")->add_child_text(key_type ());
 	typed_key_id->add_child("KeyId")->add_child_text("urn:uuid:" + _key_id);
 }
+
+void
+MXFAsset::write_to_cpl (xmlpp::Node* node) const
+{
+	xmlpp::Node* a = node->add_child (cpl_node_name ());
+	a->add_child ("Id")->add_child_text ("urn:uuid:" + _uuid);
+	a->add_child ("AnnotationText")->add_child_text (_file_name);
+	a->add_child ("EditRate")->add_child_text (lexical_cast<string> (_edit_rate) + " 1");
+	a->add_child ("IntrinsicDuration")->add_child_text (lexical_cast<string> (_intrinsic_duration));
+	a->add_child ("EntryPoint")->add_child_text (lexical_cast<string> (_entry_point));
+	a->add_child ("Duration")->add_child_text (lexical_cast<string> (_duration));
+	if (_encrypted) {
+		a->add_child("KeyId")->add_child_text ("urn:uuid:" + _key_id);
+	}
+}