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diff --git a/cinelerra-5.1/plugins/unsharp/unsharp.h b/cinelerra-5.1/plugins/unsharp/unsharp.h
new file mode 100644
index 00000000..0b83a172
--- /dev/null
+++ b/cinelerra-5.1/plugins/unsharp/unsharp.h
@@ -0,0 +1,124 @@
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * 
+ */
+
+#ifndef UNSHARP_H
+#define UNSHARP_H
+
+#include <math.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "bchash.inc"
+#include "filexml.inc"
+#include "keyframe.inc"
+#include "loadbalance.h"
+#include "pluginvclient.h"
+#include "unsharp.inc"
+#include "unsharpwindow.inc"
+#include "vframe.inc"
+
+
+
+class UnsharpConfig
+{
+public:
+	UnsharpConfig();
+
+	int equivalent(UnsharpConfig &that);
+	void copy_from(UnsharpConfig &that);
+	void interpolate(UnsharpConfig &prev, 
+		UnsharpConfig &next, 
+		int64_t prev_frame, 
+		int64_t next_frame, 
+		int64_t current_frame);
+	float radius;
+	float amount;
+	int threshold;
+};
+
+
+
+
+class UnsharpMain : public PluginVClient
+{
+public:
+	UnsharpMain(PluginServer *server);
+	~UnsharpMain();
+
+	PLUGIN_CLASS_MEMBERS(UnsharpConfig)
+	int process_buffer(VFrame *frame,
+		int64_t start_position,
+		double frame_rate);
+	int is_realtime();
+	void save_data(KeyFrame *keyframe);
+	void read_data(KeyFrame *keyframe);
+	void update_gui();
+
+	UnsharpEngine *engine;
+};
+
+
+class UnsharpPackage : public LoadPackage
+{
+public:
+	UnsharpPackage();
+	int y1, y2;
+};
+
+class UnsharpUnit : public LoadClient
+{
+public:
+	UnsharpUnit(UnsharpEngine *server, UnsharpMain *plugin);
+	~UnsharpUnit();
+
+	void process_package(LoadPackage *package);
+
+	UnsharpEngine *server;
+	UnsharpMain *plugin;
+	VFrame *temp;
+};
+
+class UnsharpEngine : public LoadServer
+{
+public:
+	UnsharpEngine(UnsharpMain *plugin, 
+		int total_clients, 
+		int total_packages);
+	~UnsharpEngine();
+	void init_packages();
+	LoadClient* new_client();
+	LoadPackage* new_package();
+	void do_unsharp(VFrame *src);
+	VFrame *src;
+
+	UnsharpMain *plugin;
+};
+
+
+
+
+#endif
+
+
+
+
+
+