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- Images Continued:
- • Vector images are a group of drawing objects.
- 1. Using Lines, shapes, and curves to create a single image
- 2. They are Resolution independent
- 3. Meaning you can resize a vector image without loss of image quality
- 4. You must rasterize vector images to use on a web page, which means saving it in a bitmap file format
- • GIF (Graphics Interchange Format) was the original graphics format used on the web
- 1. Reduces file size due to a compressed algorithm
- 2. They are 8 bit color images meaning they have a maximum of 256 colors
- 3. Inappropriate for photographs, better suited for cartoon images or nav buttons
- 4. Interlaced GIF displays image in a sequence of passes
- 5. Each pass displays the image at a higher resolution
- 6. You can turn on or off a single color in a transparent GIF
- 7. Antialiasing smooths jagged edges
- 8. GIF images include:
- • Interlaced GIF images appear on the screen in a sequence off passes
- • Transparent GIF allows you to remove a specific color
- • Animated GIF is a series of frames that repeat to simulate movement
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