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| From: | Tobias Wolf |
| Subject: | [Octave-bug-tracker] [bug #32986] imread() reads .png with alpha channel as an unexpected array format |
| Date: | Thu, 01 Aug 2013 15:39:00 +0000 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/29.0.1547.0 Safari/537.36 |
Follow-up Comment #13, bug #32986 (project octave):
Ja, it’s exactly the wrong way around.
255 is fully opaque, 0 is fully transparent.
Compare here:
http://en.wikipedia.org/wiki/Alpha_compositing#Description
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