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Graphics File Compression

Run Length Encoding is a technique that looks for patterns (i.e.)blocks of same color.

Graphics file with .tif ,.gif, .pcx and .jpg contain bitmap images that have already been stored in compressed formats.

Graphics software used to open and save files contains codes required to compress and decompress them.

Compressed file Formats use

Lossy Compression

Lossless Compression

Lossy Compression throws away some of the original data for the graphic

For Example: JPEG(Joint Photographic Experts Group)

Lossless Compression provides a way to reconstitute all of the original data in a graphics file.

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