GCSE
Lesson 10 Representing bitmap images
First, learners will investigate what a pixel is by looking at a pixelated image. They will then discover how colour depth and resolution are used to determine the number of available colours and the image size. Finally, learners will find out about metadata and the types of metadata used with a bitmap image.
Learning objectives
- Describe what a pixel is and how pixels relate to bitmap images
- Describe colour depth and resolution
- Define ‘metadata’
- Give examples of metadata applied to a bitmap image
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