Optimizing The Hdr Image - Ulead PHOTOIMPACT 11 User Manual

96 ULEAD PHOTOIMPACT USER GUIDE
6. Click Done.
Tip: Select Erase then drag over brush strokes to erase them. If you want to delete
brush-in strokes, Brush-in must be pressed. If you want to erase brush-out
strokes, Brush-out must be pressed.

Optimizing the HDR image

You can also refine the HDR image by adjusting its tone and contrast.
To optimize the HDR image:
1. Click the Optimization tab.
2. Histogram clipping displays the full
histogram data of the HDR image.
Drag the two triangle sliders (black
and white) to define the optimized
histogram range to be used in the
HDR image.
The gray area is the optimized
histogram range to be used in the
HDR image while the pink area is the
clipped histogram data not to be used
in the HDR image. The pink area are
the colors that cannot be displayed on
screen.
3. The Histogram adjustments are separated into Coarse and Details. Drag the
Coarse Contrast slider to adjust the overall contrast of the image.
4. Adjust the Highlight, Midtone or Shadow (both in Coarse and Details) to
bring out finer details in the light, midtone or dark areas in the image.
Tips:
• Click View to view the HDR version of the composite image in the Preview
window. Use the slider to preview different exposure levels of the image.
• Select Show HDR color to display the HDR image's luminance quantities as
floating point RGB values. Move the mouse over the image in the Preview
window to see the RGB values (displayed below the Preview window).