Test: WordPress / GD Library rendering transparency of PNG images

The following is just a test to see if my WordPress installation / Web Server setup / PHP Version / GD Library are actually rendering transparent PNG images correctly (both 8 bit and 24 bit) or if the transparency gets lost.

And the test result is: yes they do render correctly – transparency is preserved:

#1 8-bit PNG

this is a gray box with a transparent 8-bit PNG inside:


#2 24-bit PNG

this is another gray box with a transparent 24-bit PNG inside:

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