Fix build on old GCC.

[libdcp.git] / src / reel_sound_asset.cc

diff --git a/src/reel_sound_asset.cc b/src/reel_sound_asset.cc
index 7ca2b2da014e032f2b17022c1e9a91bfb4b24280..76495c78170f0fec7277d263fe6698dc3871b362 100644 (file)
--- a/src/reel_sound_asset.cc
+++ b/src/reel_sound_asset.cc
@@ -37,30 +37,30 @@
  */
 
 
-#include "reel_sound_asset.h"
 #include "dcp_assert.h"
+#include "reel_sound_asset.h"
+#include "warnings.h"
 #include <libcxml/cxml.h>
+LIBDCP_DISABLE_WARNINGS
 #include <libxml++/libxml++.h>
+LIBDCP_ENABLE_WARNINGS
 
 
 using std::string;
 using std::shared_ptr;
+using boost::optional;
 using namespace dcp;
 
 
 ReelSoundAsset::ReelSoundAsset (shared_ptr<SoundAsset> asset, int64_t entry_point)
-       : ReelAsset (asset->id(), asset->edit_rate(), asset->intrinsic_duration(), entry_point)
-       , ReelFileAsset (asset)
-       , ReelEncryptableAsset (asset->key_id())
+       : ReelFileAsset (asset, asset->key_id(), asset->id(), asset->edit_rate(), asset->intrinsic_duration(), entry_point)
 {
 
 }
 
 
 ReelSoundAsset::ReelSoundAsset (shared_ptr<const cxml::Node> node)
-       : ReelAsset (node)
-       , ReelFileAsset (node)
-       , ReelEncryptableAsset (node)
+       : ReelFileAsset (node)
 {
        node->ignore_child ("Language");
        node->done ();
@@ -74,19 +74,10 @@ ReelSoundAsset::cpl_node_name (Standard) const
 }
 
 
-string
+optional<string>
 ReelSoundAsset::key_type () const
 {
-       return "MDAK";
-}
-
-
-xmlpp::Node *
-ReelSoundAsset::write_to_cpl (xmlpp::Node* node, Standard standard) const
-{
-       auto asset = write_to_cpl_asset (node, standard, hash());
-       write_to_cpl_encryptable (asset);
-       return asset;
+       return string("MDAK");
 }