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Flash CS5 THE MISSING MANUAL phần 10

GIF là nhỏ gọn nhất trong ba định dạng tập tin hình ảnh tĩnh, nhưng họ cũng hạn chế nhất: Họ có thể hiển thị 256 màu. (Nếu những hình ảnh mà bạn đang xuất khẩu có chứa một loạt các màu sắc tùy chỉnh, GIF của bạn có thể trông hơi off) Hai loại khác nhau của ảnh GIF tồn tại: tĩnh và động. Trong phần này, bạn sẽ thấy làm thế nào để xuất bản nội dung khung ảnh GIF tĩnh. | Publishing Your Animations 2. Choose File- Publish Settings. The Publish Settings dialog box appears. 3. Turn on the checkbox next to GIF Image .gif . The GIF tab appears next to the Formats tab. 4. Click the GIF tab. The GIF publishing options shown in Figure 20-12 appear. Figure 20-12 GIFs are generally the most compact of the three static image file formats but they re also the most restrictive They can display only 256 colors. If the image you re exporting contains a bUnch of custom colors your GIF may look slightly off. Two different types of GIFs exist static and animated. In this section you see how to publish frame content to a static GIF. 5. Choose one or more of the following publishing options Dimensions Width Height . Tells Flash how large you want the GIF file to be in pixels. These options are available only if you haven t turned on Match movie see below . Match movie. Tells Flash to create a GIF image the same size as the stage. Static Animated. Tells Flash whether to create a static GIF file or an animated GIF file. Make sure you turn on Static. Page 666 shows you how to create an animated GIF file. Chapter 20 Publishing and Exporting 661 Publishing Your Animations Optimize colors. Lowers file size as much as possible without sacrificing image quality. Always make sure you turn this option on. Interlace. Tells Flash to create a GIF that downloads in several passes so that a fuzzy version appears first then a clearer version then a still clearer version and so on. Turning on this option doesn t reduce download time but it does give your audience quick successive tastes of the image while they re waiting useful for very large images. Smooth. Tells Flash to smooth antialias your image. Turning on this option may improve the look of any text your image contains it can also save a few bytes. Dither solids. Tells Flash to attempt to match any solid custom colors you ve used as closely as it can by combining two colors. If you don t turn on this option .