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by jbarrs 1002 days ago
>I have a mighty need for something that can quickly render frames of arbitrary pixels. Ideally a line at a time for smoothness.

Dependent on the complexity of your application and how comfortable you are working in C++, you could give CImg [1] a go. I've used it for a handful of projects with a similar requirement. It can be lightning quick, but a pain to get started with.

[1] https://www.cimg.eu/