[wheybags]

Have you considerd using sixel (https://en.m.wikipedia.org/wiki/Sixel) to get full resolution?

[spyder]

Oh, nice:

https://saitoha.github.io/libsixel/

[rbanffy]

It's a shame support is relatively limited. Apple's Terminal doesn't (even though it passes the VT-100 torture test, which is, in itself, remarkable), nor does the VTE-based ones common in other unixes.