Computing: Representing Images 0.0 / 5 ? ComputingRepresenting ImagesGCSEOCR Created by: Adam100Created on: 29-03-15 16:01 How are images displayed on a computer? Images are made up of many individual pixels which use binary to determine what they look like. 1 of 6 How does binary work with images? For example, where there are only two colours in a picture 1 represents one colour and 0 represents the other. 2 of 6 What is colour depth? The number of bits available to represent each pixel 3 of 6 What is meant by resolution? The pixels per inch (PPI). If the PPI is high, the resolution & image quality is also high. 4 of 6 What is metadata? Information about the image data allowing the computer to recreate the image using binary. This must include height, width, and colour depth. 5 of 6 Define "pixel" The smallest element of an image. A combination of pixels makes an image on the screen. 6 of 6
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