| A | B |
|---|
| aspect ratio | The ration of width to height of an image. |
| bitmapped graphics | A computer image that consists of tiny dots called pixels; also known as a raster graphics. |
| color depth | The number of distinct colors an image can contain. |
| continuous-tone image | Images that have shades of colors or gray. |
| dithering | A graphics editing technique that involves changing the pattern of dots in an image to add or modify colors. |
| draw programs | Programs that enable the user to create or edit vector graphics. |
| full-color image | A 24-bit image, which has a color depth of about 16.7 million colors. |
| grayscale | A type of image that uses many shades of gray, from white to black. |
| indexed color image | AN 8-bit image, which has a color depth of 256 colors. |
| keyframe | AN intermediate frame in an animation sequence that blends so one frame appears to change into the next. |
| lossless compression | A method of compressing files that reduces file size without losing date. |
| morphing | An animation technique in which one image gradually tansforms into another image. |
| paint program | A program for creating or editing bitmapped images. |
| raster graphics | A computer image that consists of tiny dots called pixels; also known as a bitmapped graphic. |
| resolution | The clarity and sharpness of an image. |
| rollover | Two or three images controlled by a small program that switch whenthe cursor rolls over a navigation button. |
| three-dimensional graphics | A type of graphic that appears to exist in three rather than two dimensions. |
| tweening | An animation process that uses keyframs between two images. |
| vector graphics | Graphics that are produced using mathematical formulas to define curves, lines, and other attributes. |
| virual reality | A technology used toimmerse a user in an artificial environment. |
