X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fj2k_image_proxy.h;h=510c0ff2599a2143abbcdf8595d2f31e4f66660b;hb=0877bf6d06de8e6f768534ec40c26bf629618a20;hp=41d68588f66dfa64c1a2c9af45710bffdddc4316;hpb=b395478cbb0706de2b6afa9a34fb33e49c61ee67;p=dcpomatic.git

diff --git a/src/lib/j2k_image_proxy.h b/src/lib/j2k_image_proxy.h
index 41d68588f..510c0ff25 100644
--- a/src/lib/j2k_image_proxy.h
+++ b/src/lib/j2k_image_proxy.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2015 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2015-2017 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -21,6 +21,7 @@
 #include "image_proxy.h"
 #include <dcp/util.h>
 #include <dcp/data.h>
+#include <boost/thread/mutex.hpp>
 
 namespace dcp {
 	class MonoPictureFrame;
@@ -31,12 +32,25 @@ class J2KImageProxy : public ImageProxy
 {
 public:
 	J2KImageProxy (boost::filesystem::path path, dcp::Size, AVPixelFormat pixel_format);
-	J2KImageProxy (boost::shared_ptr<const dcp::MonoPictureFrame> frame, dcp::Size, AVPixelFormat pixel_format);
-	J2KImageProxy (boost::shared_ptr<const dcp::StereoPictureFrame> frame, dcp::Size, dcp::Eye, AVPixelFormat pixel_format);
+
+	J2KImageProxy (
+		boost::shared_ptr<const dcp::MonoPictureFrame> frame,
+		dcp::Size,
+		AVPixelFormat pixel_format,
+		boost::optional<int> forced_reduction
+		);
+
+	J2KImageProxy (
+		boost::shared_ptr<const dcp::StereoPictureFrame> frame,
+		dcp::Size,
+		dcp::Eye,
+		AVPixelFormat pixel_format,
+		boost::optional<int> forced_reduction
+		);
+
 	J2KImageProxy (boost::shared_ptr<cxml::Node> xml, boost::shared_ptr<Socket> socket);
 
-	boost::shared_ptr<Image> image (
-		boost::optional<dcp::NoteHandler> note = boost::optional<dcp::NoteHandler> (),
+	std::pair<boost::shared_ptr<Image>, int> image (
 		boost::optional<dcp::Size> size = boost::optional<dcp::Size> ()
 		) const;
 
@@ -44,9 +58,7 @@ public:
 	void send_binary (boost::shared_ptr<Socket>) const;
 	/** @return true if our image is definitely the same as another, false if it is probably not */
 	bool same (boost::shared_ptr<const ImageProxy>) const;
-	AVPixelFormat pixel_format () const {
-		return _pixel_format;
-	}
+	int prepare (boost::optional<dcp::Size> = boost::optional<dcp::Size>()) const;
 
 	dcp::Data j2k () const {
 		return _data;
@@ -56,6 +68,8 @@ public:
 		return _size;
 	}
 
+	size_t memory_used () const;
+
 private:
 	friend struct client_server_test_j2k;
 
@@ -65,7 +79,10 @@ private:
 	dcp::Data _data;
 	dcp::Size _size;
 	boost::optional<dcp::Eye> _eye;
-	mutable boost::shared_ptr<dcp::OpenJPEGImage> _decompressed;
+	mutable boost::shared_ptr<Image> _image;
 	mutable boost::optional<dcp::Size> _target_size;
+	mutable boost::optional<int> _reduce;
 	AVPixelFormat _pixel_format;
+	mutable boost::mutex _mutex;
+	boost::optional<int> _forced_reduction;
 };