Adobe 23101335 User Guide - Page 44
Optimizing Web graphics, Choose File > Save for Web Photoshop or Window > Show
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34 Adobe Photoshop Basics • Using the Layers palette, adjust the position, opacity, or layer effects of desired layers to create the state of the final animation frame. Then choose Tween from the Animation palette menu to have ImageReady generate intermediate frames from the starting and ending states you've defined. Specify which layers and parameters to tween, enter the number of frames to generate, and click OK. The Tween feature is useful for generating a variety of animations, such as making a single layer move across the canvas or fade in or out. Preview the animation ImageReady offers the convenience of previewing your animation directly in the image window. In the Animation palette, select the first animation frame and then click the Play button ( ) at the bottom of the palette. Optimizing Web graphics Optimization involves compressing the file size while optimizing the display quality of an image for Web output. Photoshop and ImageReady let you optimize images in several Web file formats- GIF, JPEG, and PNG-and provide you with both basic and advanced controls for fine-tuning the quality and compression level of the optimization. Because live previews of the optimized image are regenerated whenever an optimization setting is adjusted, you are free to experiment with different settings before committing to final changes. Compare original and optimized images Choose File > Save for Web (Photoshop) or Window > Show Optimize (ImageReady) to display the Web optimization settings. Click the Optimized tab above the image preview (Photoshop) or in the image window (ImageReady) to display how the image will appear on the Web using the current optimization settings. To display original and optimized previews side by side, click the 2-Up tab. Choose an optimization set Photoshop and ImageReady provide a number of predefined optimization settings. To apply a predefined optimization set, choose the desired set from the Settings menu in the Save for Web dialog box (Photoshop) or the Optimize palette (ImageReady).