U
NIT
16:
D
IGITAL
2D
AND
3D
G
RAPHICS
Pearson BTEC International Level 3 Qualifications in Information Technology –
Specification – Issue 3 – September 2022 © Pearson Education Limited 2022
228
B3 Digital graphics processing and techniques
The purpose, use and impact of the processing and techniques involved in designing
digital graphics, including:
•
graphic processing and editing:
o
rotation
o
scaling
o
translation
o
3D viewing
o
file sizes, e.g. image quality, cropping
•
compression techniques, e.g. lossless and lossy compression, resolution,
colour depth
•
user experience:
o
quality, e.g. quantisation levels, sampling resolution
o
compatibility, e.g. graphic style, combination of typographic and graphic
elements
o
usability, e.g. layout, colour combinations
o
hardware requirements, e.g. anisotropic filtering
o
software requirements, e.g. style sheets, layer styles, master pages, templates.
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