http://www.perlmonks.org?node_id=872974


in reply to Re^3: Matching Images
in thread Matching Images

> and used an image editor to convert it to a compressed but lossless .png.

my point was that in "reality" lossless conversions are the exception and not the rule. IIRC the compression factor of a JPG is freely choosable.

Cheers Rolf