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BCS Glossary of Computing and ICT 13th edition by BCS Academy Glossary Working Party

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A4 GRAPHICS, DESIGN AND DIGITAL IMAGING

Other related terms may be found in Section B2.

Computers are very well suited to producing and editing digital images, pictures and other graphics. These images may be created entirely within the computer (using a painting or drawing package) or they may be loaded into the computer from an increasing number of suitable electronic devices – digital camera, image scanner or video camera.

There is much more data in a picture than in other forms of data such as a text document. A typical still picture may use 5 Mb of storage or more, and a four-minute uncompressed HD video sequence as much as 30 Gb. Storing and processing such images have always been possible on larger computers, but are now possible on PCs ...

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