Here's the code I'm using; the output is a scalar quantity.
Is there a way with Imager module to convert the scalar quantity to rgba/hex colors?
#!/usr/bin/perl
use Imager;
# read file
$img = Imager->new();
$img->read(file=>'pixelateMe.png', type=>'png') or die $img->errstr();
# create array - values for pixel values
my @colors = $img->getpixel(x => [ 0 ], y => [ 0 .. 1 ]);
print @colors[0]; # output is "scalar": Imager::Color=SCALAR(0xb97800)
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