Enable encryption of SMPTE subtitles.

Separate out EncryptionContext class to use in SMPTESubtitleAsset::write().

1 files changed, 3 insertions, 8 deletions

diff --git a/src/asset_writer.h b/src/asset_writer.h
index 80ce82b8..814405d4 100644
--- a/src/asset_writer.h
+++ b/src/asset_writer.h
@@ -41,14 +41,10 @@
 #include "types.h"
 #include <boost/filesystem.hpp>
 
-namespace ASDCP {
-	class AESEncContext;
-	class HMACContext;
-}
-
 namespace dcp {
 
 class MXF;
+class EncryptionContext;
 
 /** @class AssetWriter
  *  @brief Parent class for classes which can write MXF-based assets.
@@ -59,7 +55,7 @@ class MXF;
 class AssetWriter : public boost::noncopyable
 {
 public:
-	virtual ~AssetWriter ();
+	virtual ~AssetWriter () {}
 	virtual bool finalize ();
 
 	int64_t frames_written () const {
@@ -81,8 +77,7 @@ protected:
 	bool _finalized;
 	/** true if something has been written to this asset */
 	bool _started;
-	ASDCP::AESEncContext* _encryption_context;
-	ASDCP::HMACContext* _hmac_context;
+	boost::shared_ptr<EncryptionContext> _encryption_context;
 };
 
 }