Sets the attributes when an image is to be saved in GIF format. Two files, namely, the original image to be saved and the image to which the specified attributes are applied are displayed. The size of each file is also displayed.
[Drag] button
Used to switch the preview display mode in entire image mode and actual size mode. In actual size mode, you can check the image carefully by dragging it with the mouse.
[Number of Colors] group
Specifies the number of colors to be used.
[Dither] combo box
Specifies the dithering method.
When you select dither method [No], the closest color is used. This is good for line drawings and images with a small number of colors.
When you select dither method [Yes], the quality of the image is high since the processing resolution is high.
Related Item
[Properties] group
[Transparent] checkbox
Select this option when you want to make part of an image transparent.
[Transparent] button
When you click this button, the shape of the mouse cursor changes to an eye dropper. Click the color that you want to make transparent. You can confirm that this color has become transparent on the screen. Repeat this process to make other colors transparent. Only one color can be made transparent at a time.
[Interlace] checkbox
Select this option when you want to use interlaced GIF files. When interlaced GIF files are used, the corresponding image is displayed gradually, from low resolution to high resolution, ultimately producing a clear image.