Brightness Bar
This setting determines the overall intensity level (gray level) of an image. Moving the slider on the scroll bar to the right (+100) increases the brightness. Moving it to the left (-100) decreases the brightness. The default setting is zero (0).
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Decreased Brightness | Original | Increased Brightness |
Contrast Bar
It controls the difference between light and dark areas in an image. Moving the slider on the scroll bar to the right (+100) increases the gray shades between light and dark areas. Moving it to the left (-100) decreases gray shades between light and dark areas. The default setting is zero (0).
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Decreased Contrast | Original | Increased Contrast |
Highlight Bar
The Highlight bar defines the whitest points in the scanned picture. If you subsequently broaden the highlight points, the pixels will be remapped within the new range thus allowing you to see more detail in a color/gray image.
Moving the slider on the scroll bar to the left (1) increases the brightness. Moving it to the right (255) decreases the brightness. The default setting is 255.
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Original | Highlight220 Shadow0 | Highligh220 Shadow35 | Highlight255 Shadow35 |
Shadow Bar
The Shadow bar defines the darkest points in the scanned picture.
Moving the slider on the scroll bar to the left (0) increases the brightness. Moving it to the right (254) decreases the brightness. The default setting is 0.
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Original | Highlight220 Shadow0 | Highligh220 Shadow35 | Highlight255 Shadow35 |
Gamma Bar
All optical devices such as monitors and scanners have some non-linearity in their light sensitivity characteristics. To get a scanned image with good results, VistaScan provides Gamma adjustment for you to compensate for this non-linearity in your scanner.
Moving the slider on the scroll bar to the right (10.0) increases the brightness. Moving it to the left (0.1) decreases the brightness. The default setting is 1.5.
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Note: Click Reset to cancel the changes and return the value to the default setting.
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Move the curve up
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Straight Line
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Move the Curve Down
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Flip/Rotate | ||
![]() Flip Horizontal |
![]() Flip Horizontal |
Flip Horizontal |
Rotate 90 CCW |
Original |
Rotate 90 CW |
Flip Vertical |
Rotate 180 |
Inverts an image |