Bump version

[libdcp.git] / src / mxf_asset.cc

diff --git a/src/mxf_asset.cc b/src/mxf_asset.cc
index d229331bf5fc96750f1eae8b11b53c1c9f9032b7..f8fe8ac5eebb31be47d43a1bd36f2a8d1b80201b 100644 (file)
--- a/src/mxf_asset.cc
+++ b/src/mxf_asset.cc
@@ -24,6 +24,8 @@
 #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"
 #include "KM_util.h"
@@ -31,21 +33,32 @@
 #include "util.h"
 #include "metadata.h"
 #include "exceptions.h"
+#include "kdm.h"
 
 using std::string;
 using std::list;
+using std::pair;
 using boost::shared_ptr;
+using boost::lexical_cast;
 using boost::dynamic_pointer_cast;
 using namespace libdcp;
 
-MXFAsset::MXFAsset (string directory, string file_name, boost::signals2::signal<void (float)>* progress, int fps, int entry_point, int length, bool encrypted)
+MXFAsset::MXFAsset (string directory, string file_name)
        : Asset (directory, file_name)
+       , _progress (0)
+       , _encrypted (false)
+       , _encryption_context (0)
+       , _decryption_context (0)
+{
+
+}
+
+MXFAsset::MXFAsset (string directory, string file_name, boost::signals2::signal<void (float)>* progress, int edit_rate, int intrinsic_duration, bool encrypted)
+       : Asset (directory, file_name, edit_rate, intrinsic_duration)
        , _progress (progress)
-       , _fps (fps)
-       , _entry_point (entry_point)
-       , _length (length)
        , _encrypted (encrypted)
        , _encryption_context (0)
+       , _decryption_context (0)
 {
        if (_encrypted) {
                _key_id = make_uuid ();
@@ -75,15 +88,19 @@ MXFAsset::~MXFAsset ()
 }
 
 void
-MXFAsset::fill_writer_info (ASDCP::WriterInfo* writer_info) const
+MXFAsset::fill_writer_info (ASDCP::WriterInfo* writer_info, string uuid, bool interop, MXFMetadata const & metadata)
 {
-       writer_info->ProductVersion = Metadata::instance()->product_version;
-       writer_info->CompanyName = Metadata::instance()->company_name;
-       writer_info->ProductName = Metadata::instance()->product_name.c_str();
-
-       writer_info->LabelSetType = ASDCP::LS_MXF_SMPTE;
+       writer_info->ProductVersion = metadata.product_version;
+       writer_info->CompanyName = metadata.company_name;
+       writer_info->ProductName = metadata.product_name.c_str();
+
+       if (interop) {
+               writer_info->LabelSetType = ASDCP::LS_MXF_INTEROP;
+       } else {
+               writer_info->LabelSetType = ASDCP::LS_MXF_SMPTE;
+       }
        unsigned int c;
-       Kumu::hex2bin (_uuid.c_str(), writer_info->AssetUUID, Kumu::UUID_Length, &c);
+       Kumu::hex2bin (uuid.c_str(), writer_info->AssetUUID, Kumu::UUID_Length, &c);
        assert (c == Kumu::UUID_Length);
 
        if (_encrypted) {
@@ -97,34 +114,60 @@ MXFAsset::fill_writer_info (ASDCP::WriterInfo* writer_info) const
 }
 
 bool
-MXFAsset::equals (shared_ptr<const Asset> other, EqualityOptions, list<string>& notes) const
+MXFAsset::equals (shared_ptr<const Asset> other, EqualityOptions opt, boost::function<void (NoteType, string)> note) const
 {
+       if (!Asset::equals (other, opt, note)) {
+               return false;
+       }
+       
        shared_ptr<const MXFAsset> other_mxf = dynamic_pointer_cast<const MXFAsset> (other);
        if (!other_mxf) {
-               notes.push_back ("comparing an MXF asset with a non-MXF asset");
+               note (ERROR, "comparing an MXF asset with a non-MXF asset");
                return false;
        }
        
        if (_file_name != other_mxf->_file_name) {
-               notes.push_back ("MXF names differ");
-               return false;
+               note (ERROR, "MXF names differ");
+               if (!opt.mxf_names_can_differ) {
+                       return false;
+               }
        }
+       
+       return true;
+}
 
-       if (_fps != other_mxf->_fps) {
-               notes.push_back ("MXF frames per second differ");
-               return false;
+void
+MXFAsset::add_typed_key_id (xmlpp::Element* parent) const
+{
+       xmlpp::Element* typed_key_id = parent->add_child("TypedKeyId");
+       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::Element* node, bool interop) const
+{
+       pair<string, string> const attr = cpl_node_attribute (interop);
+       xmlpp::Element* a = node->add_child (cpl_node_name ());
+       if (!attr.first.empty ()) {
+               a->set_attribute (attr.first, attr.second);
        }
-       
-       if (_length != other_mxf->_length) {
-               notes.push_back ("MXF lengths differ");
-               return false;
+       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);
        }
-
-       return true;
 }
 
-int
-MXFAsset::length () const
+void
+MXFAsset::set_kdm_cipher (KDMCipher cipher)
 {
-       return _length;
+       _decryption_context = new ASDCP::AESDecContext;
+       if (ASDCP_FAILURE (_decryption_context->InitKey (cipher.key_raw ()))) {
+               throw MiscError ("could not set up decryption context");
+       }
 }