Pass around JPEG2000 data as a shared_ptr and hence avoid a copy

[dcpomatic.git] / src / lib / j2k_image_proxy.h

diff --git a/src/lib/j2k_image_proxy.h b/src/lib/j2k_image_proxy.h
index 71bcffb2c50754460736700310ad0af8f002cb3b..3eccc213da41c348a73f431f7e5ac3f992b50698 100644 (file)
--- a/src/lib/j2k_image_proxy.h
+++ b/src/lib/j2k_image_proxy.h
@@ -19,8 +19,8 @@
 */
 
 #include "image_proxy.h"
+#include <dcp/array_data.h>
 #include <dcp/util.h>
-#include <dcp/data.h>
 #include <boost/thread/mutex.hpp>
 
 namespace dcp {
@@ -60,7 +60,7 @@ public:
        bool same (boost::shared_ptr<const ImageProxy>) const;
        int prepare (boost::optional<dcp::Size> = boost::optional<dcp::Size>()) const;
 
-       dcp::Data j2k () const {
+       boost::shared_ptr<const dcp::Data> j2k () const {
                return _data;
        }
 
@@ -74,9 +74,9 @@ private:
        friend struct client_server_test_j2k;
 
        /* For tests */
-       J2KImageProxy (dcp::Data data, dcp::Size size, AVPixelFormat pixel_format);
+       J2KImageProxy (dcp::ArrayData data, dcp::Size size, AVPixelFormat pixel_format);
 
-       dcp::Data _data;
+       boost::shared_ptr<const dcp::Data> _data;
        dcp::Size _size;
        boost::optional<dcp::Eye> _eye;
        mutable boost::shared_ptr<Image> _image;