42VISIONEER 9000 USB SCANNER INSTALLATION GUIDE
The horizontal axis of the response curve represents the original settings of the image, and the vertical axis represents new settings. Thus, the curve is a straight line from the lower left to upper right for an original, unchanged image. To see how the response curve indicates changes, drag the Gamma slider to left and right.
The following figure shows the color options:
To adjust the color settings:
1.From the Channel drop-down menu, choose the individual color (Red, Green, or Blue) that you want to use as the basis for adjusting the image, or choose All to adjust them together.
2.From the Edit Style drop-down menu, choose the type of color editing that you want to use:
■Gamma—the response curve changes as you change the gamma setting; you can also change the saturation and hue settings.
■Freestyle—you can drag points and sections of the response curve to create interesting and unusual color effects. Put the pointer on the curve and drag left, right, up or down. The image
