use RGBA if it is defined (todo: use the preferred option for the target). expand...
commit52b9b836d936b891fa433f0e8c19d0b9b60130e3
authorwawa <wawa@fb15a70f-31f2-0310-bbcc-cdcc74a49acc>
Wed, 6 Mar 2019 10:23:56 +0000 (6 10:23 +0000)
committerwawa <wawa@fb15a70f-31f2-0310-bbcc-cdcc74a49acc>
Wed, 6 Mar 2019 10:23:56 +0000 (6 10:23 +0000)
tree03b2cd741e5aa6e604673e16371a054d3a2109c3
parente54dcc32e02593cdc7576228c4c7fd9fee7a84d2
use RGBA if it is defined (todo: use the preferred option for the target). expand grayscale+alpha images to full rgb + alpha. (NicJA)

git-svn-id: https://svn.aros.org/svn/aros/trunk/AROS@55782 fb15a70f-31f2-0310-bbcc-cdcc74a49acc
workbench/classes/datatypes/png/png.conf
workbench/classes/datatypes/png/pngclass.c