Representing images
- Created by: sheaso22
- Created on: 20-09-24 13:08
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Representing Images
how pixels are used in image representation
- images are converted into binary for a computer to understand and process them.
- when a digital image is displayed on a computer screen the image is divided into thousands of pixels arranged into rows and columns.
- a pixel is the smallest unit of a digital image that can be displayed and edited on a computer screen.
- the resolution is the number of pixels used to create a digital image.
- the higher the resolution the more pixels there are but high resolution images require more storage space.
- 1024 represents the number of pixels displayed horizontally
- 1536 represents the number of pixels displayed verticaally
- colour depth or bit depth is the number of bits used to represent the colour of a single pixel this means bits per pixel.
- a colour bitmap is stored by replacing the 1s and 0s.
- high resolution image will…
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