June 2009
Intermediate to advanced
352 pages
10h 57m
English
Some image formats are intended primarily for onscreen and Web use. Portable Network Graphics (PNG) images can contain RGB and indexed color, as well as transparency. While PNG can be high resolution, it has no support for CMYK color space.
The Windows format BMP (an abbreviation for bitmap) supports color depths from one-bit (black and white, with no shades of gray) to 32-bit (millions of colors), but lacks support for CMYK. BMP is not appropriate for print.
Graphics Interchange Format (GIF) is appropriate only for Web use because of its inherently low resolution and an indexed color palette limited to a maximum of 256 colors. Don’t use GIF for print.
JPEG (Joint Photographic Experts Group), named after ...
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