Corel PaintShop Pro X7, DE User's Guide Page 193

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Adjusting images 189
A positive number increases detail; a negative number decreases
detail and focus. A value of zero preserves the original setting.
4 Click OK.
To enhance depth and clarity
Edit workspace
1 Choose Adjust Brightness and Contrast Local Tone Mapping.
The Local Tone Mapping dialog box appears.
2 Type or set a value in the Strength control.
Use the smallest value that produces a satisfying result. Values
that are too high cause unwanted artifacts to appear in the photo.
3 Click OK.
You can use the zoom control in the dialog box to set your view
of the image in the Before and After panes.
To change color channel brightness
Edit workspace
1 Choose Adjust Brightness and Contrast Curves.
The Curves dialog box appears.
2In the Channel drop-list, select one of the following color channel
options:
RGB — lets you edit the red, green, and blue channels in a
combined histogram
Red — lets you edit the red channel only
Green — lets you edit the green channel only
Blue — lets you edit the blue channel only
3 Drag points on the graph to adjust the relationship between the
input levels (the brightness of the original pixels) and the output
levels (the brightness of the corrected pixels).
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