X-Git-Url: https://main.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Fj2k_image_proxy.h;h=5235d8e42522d02c42dd7566ec18bc6c8301853c;hp=96a776f2a5333bc6100a41629a4cf2919f24f7c6;hb=4e2ff7851127cd85c3e7d78b42eb884d0cda0ac3;hpb=92c691f29c5da9abca6a06605998e09f9b8103bb

diff --git a/src/lib/j2k_image_proxy.h b/src/lib/j2k_image_proxy.h
index 96a776f2a..5235d8e42 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) 2015-2021 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -18,33 +18,55 @@
 
 */
 
+
 #include "image_proxy.h"
+#include <dcp/array_data.h>
 #include <dcp/util.h>
-#include <dcp/data.h>
+#include <boost/thread/mutex.hpp>
+
 
 namespace dcp {
 	class MonoPictureFrame;
 	class StereoPictureFrame;
 }
 
+
 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<cxml::Node> xml, boost::shared_ptr<Socket> socket);
 
-	boost::shared_ptr<Image> image (boost::optional<dcp::NoteHandler> note = boost::optional<dcp::NoteHandler> ()) const;
+	J2KImageProxy (
+		std::shared_ptr<const dcp::MonoPictureFrame> frame,
+		dcp::Size,
+		AVPixelFormat pixel_format,
+		boost::optional<int> forced_reduction
+		);
+
+	J2KImageProxy (
+		std::shared_ptr<const dcp::StereoPictureFrame> frame,
+		dcp::Size,
+		dcp::Eye,
+		AVPixelFormat pixel_format,
+		boost::optional<int> forced_reduction
+		);
+
+	J2KImageProxy (std::shared_ptr<cxml::Node> xml, std::shared_ptr<Socket> socket);
+
+	/* For tests */
+	J2KImageProxy (dcp::ArrayData data, dcp::Size size, AVPixelFormat pixel_format);
+
+	Result image (
+		boost::optional<dcp::Size> size = boost::optional<dcp::Size> ()
+		) const;
+
 	void add_metadata (xmlpp::Node *) const;
-	void send_binary (boost::shared_ptr<Socket>) const;
+	void write_to_socket (std::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;
-	}
+	bool same (std::shared_ptr<const ImageProxy>) const;
+	int prepare (boost::optional<dcp::Size> = boost::optional<dcp::Size>()) const;
 
-	dcp::Data j2k () const {
+	std::shared_ptr<const dcp::Data> j2k () const {
 		return _data;
 	}
 
@@ -52,16 +74,22 @@ public:
 		return _size;
 	}
 
-private:
-	friend struct client_server_test_j2k;
+	boost::optional<dcp::Eye> eye () const {
+		return _eye;
+	}
 
-	/* For tests */
-	J2KImageProxy (dcp::Data data, dcp::Size size, AVPixelFormat pixel_format);
-	void ensure_j2k () const;
+	size_t memory_used () const;
 
-	dcp::Data _data;
+private:
+	std::shared_ptr<const dcp::Data> _data;
 	dcp::Size _size;
 	boost::optional<dcp::Eye> _eye;
-	mutable boost::shared_ptr<dcp::OpenJPEGImage> _j2k;
+	mutable std::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;
+	/** true if an error occurred while decoding the JPEG2000 data, false if not */
+	mutable bool _error;
 };