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diff --git a/cinelerra-5.1/plugins/yuv/yuvwindow.C b/cinelerra-5.1/plugins/yuv/yuvwindow.C
new file mode 100644
index 00000000..4a446c26
--- /dev/null
+++ b/cinelerra-5.1/plugins/yuv/yuvwindow.C
@@ -0,0 +1,130 @@
+
+/*
+ * 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
+ * 
+ */
+
+#include "language.h"
+#include "yuvwindow.h"
+
+
+YUVWindow::YUVWindow(YUVMain *client)
+ : BC_Window("", MEGREY, client->gui_string, 210, 170, 200, 170, 0, !client->show_initially)
+{ this->client = client; }
+
+YUVWindow::~YUVWindow()
+{
+	delete y_slider;
+	delete u_slider;
+	delete v_slider;
+	delete automation[0];
+	delete automation[1];
+	delete automation[2];
+}
+
+int YUVWindow::create_objects()
+{
+	int x = 10, y = 10;
+	add_tool(new BC_Title(x, y, _("Y:")));
+	add_tool(automation[0] = new AutomatedFn(client, this, x + 80, y, 0));
+	y += 20;
+	add_tool(y_slider = new YSlider(client, x, y));
+	y += 35;
+	add_tool(new BC_Title(x, y, _("U:")));
+	add_tool(automation[1] = new AutomatedFn(client, this, x + 80, y, 1));
+	y += 20;
+	add_tool(u_slider = new USlider(client, x, y));
+	y += 35;
+	add_tool(new BC_Title(x, y, _("V:")));
+	add_tool(automation[2] = new AutomatedFn(client, this, x + 80, y, 2));
+	y += 20;
+	add_tool(v_slider = new VSlider(client, x, y));
+}
+
+int YUVWindow::close_event()
+{
+	client->save_defaults();
+	hide_window();
+	client->send_hide_gui();
+}
+
+YSlider::YSlider(YUVMain *client, int x, int y)
+ : BC_ISlider(x, y, 190, 30, 200, client->y, -MAXVALUE, MAXVALUE, DKGREY, BLACK, 1)
+{
+	this->client = client;
+}
+YSlider::~YSlider()
+{
+}
+int YSlider::handle_event()
+{
+	client->y = get_value();
+	client->send_configure_change();
+}
+
+USlider::USlider(YUVMain *client, int x, int y)
+ : BC_ISlider(x, y, 190, 30, 200, client->u, -MAXVALUE, MAXVALUE, DKGREY, BLACK, 1)
+{
+	this->client = client;
+}
+USlider::~USlider()
+{
+}
+int USlider::handle_event()
+{
+	client->u = get_value();
+	client->send_configure_change();
+}
+
+VSlider::VSlider(YUVMain *client, int x, int y)
+ : BC_ISlider(x, y, 190, 30, 200, client->v, -MAXVALUE, MAXVALUE, DKGREY, BLACK, 1)
+{
+	this->client = client;
+}
+VSlider::~VSlider()
+{
+}
+int VSlider::handle_event()
+{
+	client->v = get_value();
+	client->send_configure_change();
+}
+
+AutomatedFn::AutomatedFn(YUVMain *client, YUVWindow *window, int x, int y, int number)
+ : BC_CheckBox(x, y, 16, 16, client->automated_function == number, _("Automate"))
+{
+	this->client = client;
+	this->window = window;
+	this->number = number;
+}
+
+AutomatedFn::~AutomatedFn()
+{
+}
+
+int AutomatedFn::handle_event()
+{
+	for(int i = 0; i < 3; i++)
+	{
+		if(i != number) window->automation[i]->update(0);
+	}
+	update(1);
+	client->automated_function = number;
+	client->send_configure_change();
+}
+