On Mon, Mar 27, 2023 at 10:00:48AM -0400, gene heskett wrote:

[...]

> Would it be practical to put a filter in the path cups put things headed to
> a printer thru, to change just that esc sequence to make those boxes and
> their text content into something more readable.

If they are actually PNGs you'll be out of luck with esc sequences.
You might get away by fumbling the image's palette (if it has one)
or postprocessing it with your favourite image manipulation program
(with enough dedication you even might come up with some ImageMagick
script to automate this).

Or you could try to shuffle the ink tanks of your printer ;-D

Cheers
-- 
t

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