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Portable Network Graphic  |  2008-10-02  |  92KB  |  817x1045  |  8-bit (256 colors)
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OCR: DIGITAL MEDIA 4 3 7 level for that color. These values produce a maximum of 16.7 million colors A graphic that uses this full range of colors is referred to as a True Color bitmap or a 24-bit bitmap. You might be able to guess where the 24-bit term comes from The data for each pixel requires three bytes of storage space eight bits for blue eight bits for green, and eight bits for red -for a total of 24 bits Although True Color bitmaps produce photographic- -quality images, they also produce very large files. Because each pixel requires three bytes, 3. megapixel True Color bitmap would require 9.3 MB file! You might occasionally encounter 32-bit bitmap Just like a 24-bit bitmap, displays 16.7 million colors. The extra bits are used to define special effects such as the amount of I transpare ...