Pixel Polish

Pixel Polish makes automatic or custom image corrections. See page 11 for memory require- ments. Pixel Polish cannot be used with black and white film, 16-bit or 16-bit linear color depth (p. 40). Scanning time increases. The effect of Pixel Polish is based on the prescan image area. If the image is cropped after applying Pixel Polish, click the crop-prescan button (p. 31) to view the results.

Variation palette

The variation palette allows an image to be corrected by comparing it to other slightly corrected images surrounding it. This is an easy method to correct images for individuals who are inexperienced in image processing or photofinishing.

Click the variation button in the image-correction tab to display the palette.

Click the Pixel Polish button in the main window to automatically correct the images in the film holder; previous corrections are canceled.

Pixel Polish remains in effect until canceled; click the Pixel Polish button again. To reapply image corrections made before using Pixel Polish, open the image in the image-correction tab and click the undo button.

Pixel Polish button

Pixel Polish tab

Select the image quality to be corrected from the list box. Each variation palette shows the current image in the center with corrected samples displayed around it. The number of samples varies with the quality selected.

To make custom corrections, click the Pixel Polish tab and click the custom radio button. If the prescan button. Click on the descriptions in the list boxes which best describes the image. To deselect a description, click on it again (Windows) or press the command key and click on it (Macintosh). Custom settings are applied to each individual images.

Comparison display

In the image-correction tab, clicking the comparison display button divides the image display area in two. The original image is on the left and the corrected image is on the right. To display the corrected image only, click the comparison display button again.

Original image

Corrected image

36Basic image processing

Click the best image among the frames. The selected image becomes the new center surrounded by a set of new images and the change is applied to the prescan image. This procedure can be repeated until the desired correction is obtained. Click the reset button to cancel changes.

The difference between the samples can be changed with the variation-step slider, or by entering a value into the text box.

Clicking the display-limit check box indicates when any of the image values exceed 0 (black limit) or 255 (white limit) with the complementary color. For example, if the blue channel in any area of the image exceeds those values, the limit is displayed with yellow.

Click the close button to close the palette and apply any image corrections.

Close button

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