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diff --git a/cinelerra-5.1/plugins/brightness/brightnesswindow.C b/cinelerra-5.1/plugins/brightness/brightnesswindow.C
new file mode 100644
index 00000000..f6be1f8a
--- /dev/null
+++ b/cinelerra-5.1/plugins/brightness/brightnesswindow.C
@@ -0,0 +1,140 @@
+
+/*
+ * 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 "bcdisplayinfo.h"
+#include "brightnesswindow.h"
+#include "language.h"
+
+
+
+
+
+
+
+
+
+BrightnessWindow::BrightnessWindow(BrightnessMain *client)
+ : PluginClientWindow(client, 
+	330, 
+	160, 
+	330, 
+	160, 
+	0)
+{ 
+	this->client = client; 
+}
+
+BrightnessWindow::~BrightnessWindow()
+{
+}
+
+void BrightnessWindow::create_objects()
+{
+	int x = 10, y = 10;
+	add_tool(new BC_Title(x, y, _("Brightness/Contrast")));
+	y += 25;
+	add_tool(new BC_Title(x, y,_("Brightness:")));
+	add_tool(brightness = new BrightnessSlider(client, 
+		&(client->config.brightness), 
+		x + 80, 
+		y,
+		1));
+	y += 25;
+	add_tool(new BC_Title(x, y, _("Contrast:")));
+	add_tool(contrast = new BrightnessSlider(client, 
+		&(client->config.contrast), 
+		x + 80, 
+		y,
+		0));
+	y += 30;
+	add_tool(luma = new BrightnessLuma(client, 
+		x, 
+		y));
+	show_window();
+	flush();
+}
+
+
+BrightnessSlider::BrightnessSlider(BrightnessMain *client, 
+	float *output, 
+	int x, 
+	int y,
+	int is_brightness)
+ : BC_FSlider(x, 
+ 	y, 
+	0, 
+	200, 
+	200,
+	-100, 
+	100, 
+	(int)*output)
+{
+	this->client = client;
+	this->output = output;
+	this->is_brightness = is_brightness;
+}
+BrightnessSlider::~BrightnessSlider()
+{
+}
+int BrightnessSlider::handle_event()
+{
+	*output = get_value();
+	client->send_configure_change();
+	return 1;
+}
+
+char* BrightnessSlider::get_caption()
+{
+	float fraction;
+	if(is_brightness)
+	{
+		fraction = *output / 100;
+	}
+	else
+	{
+		fraction = (*output < 0) ? 
+			(*output + 100) / 100 : 
+			(*output + 25) / 25;
+	}
+	sprintf(string, "%0.4f", fraction);
+	return string;
+}
+
+
+BrightnessLuma::BrightnessLuma(BrightnessMain *client, 
+	int x, 
+	int y)
+ : BC_CheckBox(x, 
+ 	y, 
+	client->config.luma,
+	_("Boost luminance only"))
+{
+	this->client = client;
+}
+BrightnessLuma::~BrightnessLuma()
+{
+}
+int BrightnessLuma::handle_event()
+{
+	client->config.luma = get_value();
+	client->send_configure_change();
+	return 1;
+}