Another build fix.

[libdcp.git] / src / mono_picture_frame.h

diff --git a/src/mono_picture_frame.h b/src/mono_picture_frame.h
index 87c5d6ab6c04c80ac565dd47c70ac704d67cb23a..1b818144394e23304e85b3a5ceecd27a89eb0d1a 100644 (file)
--- a/src/mono_picture_frame.h
+++ b/src/mono_picture_frame.h
@@ -31,12 +31,15 @@
     files in the program, then also delete it here.
 */
 
+#ifndef LIBDCP_MONO_PICTURE_FRAME_H
+#define LIBDCP_MONO_PICTURE_FRAME_H
+
 /** @file  src/mono_picture_frame.h
  *  @brief MonoPictureFrame class.
  */
 
 #include "types.h"
-#include "mono_picture_asset_reader.h"
+#include "asset_reader.h"
 #include <boost/shared_ptr.hpp>
 #include <boost/noncopyable.hpp>
 #include <boost/filesystem.hpp>
@@ -55,7 +58,6 @@ namespace ASDCP {
 namespace dcp {
 
 class OpenJPEGImage;
-class DecryptionContext;
 
 /** @class MonoPictureFrame
  *  @brief A single frame of a 2D (monoscopic) picture asset.
@@ -74,7 +76,10 @@ public:
        int j2k_size () const;
 
 private:
-       friend MonoPictureAssetReader;
+       /* XXX: this is a bit of a shame, but I tried friend MonoPictureAssetReader and it's
+          rejected by some (seemingly older) GCCs.
+       */
+       friend class AssetReader<ASDCP::JP2K::MXFReader, MonoPictureFrame>;
 
        MonoPictureFrame (ASDCP::JP2K::MXFReader* reader, int n, boost::shared_ptr<DecryptionContext>);
 
@@ -82,3 +87,5 @@ private:
 };
 
 }
+
+#endif