ORIS PDF Tuner Version 4.4.8 User Manual - image2output - Support

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Gradation Changes and Tone Value Corrections
Overview of Menu and Status Area
The figure below illustrates this example using a gradation curve. The
example additionally assumes that the MIN value was set to 27.
Fig. 25-10
255
206
Gradation Curve Illustrating Tone Range Reduction
27
0
0
255
Overview of Menu and Status Area
Fig. 25-11
Menu of ‘Color Gradation’/‘Tone Correction’ Window
Terminates function and applies changes.
Cancels function, all changes are lost.
Displays online help explaining how to use this dialog.
Cancels all changes, gradation curves are made linear.
Overlays the display area with a grid, adds or removes grid lines.
Loads a stored gradation or tone value setting.
Saves the current gradation or tone value setting.
Deletes the setting you have loaded.
Toggles between SPLINE, EFFECT and TONE VALUE mode.
Toggles between one curve for all separations and four curves.
Produces smoother transitions (available in EFFECT mode only).
Changes all four color separations at the same time.
Changes the C, M and Y separations at the same time.
Allows the channels of RGB images to be treated as
CMY separations.
Changes a single color separation.
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