#20 How do Digital Images Work?

26/10/2020 23 min Episodio 20
#20 How do Digital Images Work?

Listen "#20 How do Digital Images Work?"

Episode Synopsis

Digital images can be broadly categorized into two kinds: bitmap and vector. In this episode we provide the listener a general understanding of how both bitmap and vector images work. We start with the basics, by explaining pixels, but then we talk about a standard color model, and some specific file formats that most people are familiar with. We finish our discussion by talking about smartphone cameras, image manipulation software, and how images work together to make videos.
Note: In this episode we used the term "graphics card" generically. We could have more accurately said Graphics Processing Unit (GPU) to include embedded GPUs as exist in most devices.
Show Notes

Episode 3: What is a Byte?
Pixel via Wikipedia
RGBA via Wikipedia
JPEG via Wikipedia
SVG via Wikipedia

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