Binary package “libloadpng4.4” in ubuntu focal
PNG loading addon for Allegro 4
This add-on for Allegro will allow you to load and save PNG images using
standard Allegro image handling functions as if they were normal bitmaps.
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Allegro is a cross-platform library mainly aimed at video game and multimedia
programming. It handles common, low-level tasks such as creating windows,
accepting user input, loading data, drawing images, playing sounds, etc. and
generally abstracting away the underlying platform.