Adobe 65015459 User Guide - Page 113

ADOBE CONTRIBUTE CS3 107 User Guide The Brightness/Contrast dialog box appears. 3 Drag the Brightness and Contrast sliders to adjust the settings. Values range from -100 to 100. 4 Click OK. Sharpening an image Sharpening increases the contrast around the edges of objects to increase the image's definition. Note: Changing an image this way affects only this instance of the image; it does not affect the original image source file. To sharpen an image: 1 In your draft, select the image you want to adjust. 2 Do one of the following: • Click the Sharpen button in the image editing toolbar. • Select Format > Edit Image > Sharpen. • Right-click (Windows) or Control-click (Macintosh) the image, and then select Edit Image > Sharpen. Note: These options are not available if you belong to a user role that the Contribute administrator has restricted from inline image editing. For more information, talk to your Contribute administrator or see "Setting page-editing and paragraph settings" on page 220. The Sharpen dialog box appears. 3 Specify the degree of sharpening by dragging the slider control, or entering a value between 0 and 10 in the text box. As you adjust the sharpness of the image, you can preview the change to the image. 4 Click OK. To undo sharpening and revert to the original image: • Select Edit > Undo Sharpen. You can only undo the effect of the Sharpen command (and revert to the original image file) before publishing the page containing the image. Cropping an image You can crop (or trim) images. Note: Changing an image this way affects only this instance of the image; it does not affect the original image source file. To crop an image: 1 In your draft, select the image you want to crop. 2 Do one of the following: • Click the Crop Tool icon in the image editing toolbar. • Select Format > Edit Image > Crop. • Right-click (Windows) or Control-click (Macintosh) the image, and then select Edit Image > Crop.