Справочник Пользователя для Adobe photoshop cs2
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ADOBE PHOTOSHOP CS2
User Guide
Interlace
Displays a low-resolution version of the image in a browser while the full image file is downloading. Inter
lacing can make downloading time seem shorter and can assure viewers that downloading is in progress. However,
interlacing also increases file size.
interlacing also increases file size.
Web Snap
Specifies a tolerance level for shifting colors to the closest web palette equivalents (and prevent the colors
from dithering in a browser). A higher value shifts more colors.
Use Unified Color Table
(ImageReady) Uses the same color table for all rollover states.
Add Metadata
(ImageReady) Includes image metadata with the image. Click Settings and then choose an option.
See also
Using the color table
Customizing the color table for GIF and PNG-8 images
You use the Color Table palette in ImageReady and the Photoshop Save For Web dialog box to customize the colors
in optimized GIF and PNG-8 images. Reducing the number of colors often preserves image quality while reducing
the file size of the image.
in optimized GIF and PNG-8 images. Reducing the number of colors often preserves image quality while reducing
the file size of the image.
You can add and delete colors in the color table, shift selected colors to web-safe colors, and lock selected colors to
prevent them from being dropped from the palette.
prevent them from being dropped from the palette.
To view the color table for an optimized slice
The color table for a slice appears in the Color Table panel in the Save For Web dialog box (Photoshop) or the Color
Table palette (ImageReady).
Table palette (ImageReady).
Note: In ImageReady, be careful not to confuse the Color Table palette with the Color palette or Swatches palette. You
use the Color Table palette to optimize colors; you use the Color palette and Swatches palette to select colors.
use the Color Table palette to optimize colors; you use the Color palette and Swatches palette to select colors.
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(ImageReady) Choose Window > Color Table.
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Select a slice that is optimized in GIF or PNG-8 format. The color table for the selected slice appears in the Color
Table palette.
Note: In ImageReady, the color table for the selected slice will not appear if Auto Regenerate is off.
If an image has multiple slices, the colors in the color table may vary between slices (you can link the slices first to
prevent this from happening). If you select multiple slices that use different color tables, the color table is empty and
its status bar displays the message “Mixed.”
prevent this from happening). If you select multiple slices that use different color tables, the color table is empty and
its status bar displays the message “Mixed.”
To regenerate a color table (ImageReady)
❖
Choose Rebuild Color Table from the Color Table palette menu. Use this command to generate a new color table
when the Auto Regenerate option is off. (See “Controlling optimization in ImageReady” on page 631.)