3.3.6 Understand how Define key terms eg pixel, 1.5 hours Look at bitmap images using a A bitmap image images can be colour depth. graphics package, use zoom to editor eg Paint. represented as identify pixels and colours bitmaps, including (possible link to hex). Calculate file for (note: vector key terms. bitmap images. graphics are not Introduce colour depth by required) Be able to calculate considering how different Convert between an file patterns of 0s and 1s could be and binary and used to represent colours. A colour depth of n bits allows 2n Be able to convert colours. between binary and data for black and white images. Perform some exercises where students have to convert small images between images and binary data and vice-versa. Only black and white images need to be considered. Explain how to calculate the size of an image file and then
3.3.6 Understand how images can be represented as bitmaps, including key terms. Be able to calculate file Be able to convert between binary and data for black and white images. Define key terms eg pixel, colour depth. Calculate file for bitmap images. Convert between an and binary and 1.5 hours Look at bitmap images using a graphics package, use zoom to identify pixels and colours (possible link to hex). Introduce colour depth by considering how different patterns of 0s and 1s could be used to represent colours. A colour depth of n bits allows 2n colours. Perform some exercises where students have to convert small images between images and binary data and vice-versa. Only black and white images need to be considered. Explain how to calculate the size of an image file and then A bitmap image editor eg Paint. (note: vector graphics are not required)
AQA-8520-SOW.DOCX