1 Select the bitmap with the Pick tool.
2 Click Bitmaps, Contour, Edge Detect.
3 From the Background Color section, enable one of the following buttons:
• White — applies a white fill to all areas of the bitmap that are not a part of the outlined bitmap
• Black — applies a black fill to all areas of the bitmap that are not a part of the outlined bitmap
• Other — applies a color that you specify using a Color Paletteto all areas of the bitmap that are not a part of the outlined bitmap
4 Move the Sensitivity slider to determine the amount of edge enhancement.
• The Edge Detect effect supports all color modes except Paletted and Black-and-White.
You can also choose a background color using the Eyedropper and selecting a color from the image.
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