Vectorscope changes:

[kdenlive] / src / colortools.h

diff --git a/src/colortools.h b/src/colortools.h
new file mode 100644 (file)
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--- /dev/null
+++ b/src/colortools.h
@@ -0,0 +1,40 @@
+/***************************************************************************
+ *   Copyright (C) 2010 by Simon Andreas Eugster (simon.eu@gmail.com)      *
+ *   This file is part of kdenlive. See www.kdenlive.org.                  *
+ *                                                                         *
+ *   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.                                   *
+ ***************************************************************************/
+
+/**
+  Color tools.
+ */
+
+#ifndef COLORTOOLS_H
+#define COLORTOOLS_H
+
+#include <QImage>
+
+class ColorTools : public QObject
+{
+    Q_OBJECT
+
+public:
+    ColorTools();
+
+    /**
+      @brief Draws a UV plane with given Y value.
+      scaling defines how far to zoom in (or out). Lower value = zoom in.
+      The modified version always scales the RGB values so that at least one of them attains 255.
+      If not the full rect should be filled, set circleOnly to true.
+      See also: http://en.wikipedia.org/wiki/YUV and http://de.wikipedia.org/wiki/Vektorskop
+     */
+    QImage yuvColorWheel(const QSize& size, const unsigned char Y, const float scaling, const bool modifiedVersion, const bool circleOnly);
+
+signals:
+    void signalWheelCalculationFinished();
+};
+
+#endif // COLORTOOLS_H