You could do like the "fbi" tool, which uses the framebuffer (/dev/fb0) to draw to the screen. And that works for the TTY, but doesn't in Konsole.
Others have also told me about Sixels, so I'll probably add support for that at least.
Others have also told me about Sixels, so I'll probably add support for that at least.
Try it out with one of the terminals listed in https://github.com/saitoha/libsixel#terminal-requirements