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Reference Guide: Graphics Technical Options and Decisions

The decisions you make about file format, compression, palette, resolution, and bit depth effect both quality and download speeds


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he decisions you make about file format, compression, palette, resolution, and bit depth effect both quality and download speeds.

There are a number of technical decisions you'll need to make as you create and optimize images for the web. Here are some of the decisions you'll need to make. Click on the option to learn more about it.

  • File Format. Make sure the format you select is the best match for each graphic.
  • Bitmapped or Vector. Each type of defintion has its strengths.
  • Resolution.The Web is not print. The Web is not print. The Web is not print.
  • Indexed color. You can set the range of colors (the palette) for your graphic.
  • Anti-aliasing. This technique makes bits appear smoother.
  • Compression. The tradeoffs in making files even smaller.
  • Thumbnails. A way to show large images in a smaller space.
Graphics File Formats