From: Hugo Villeneuve <hugo@hugovil.com>
Date: Sat, 7 Oct 2023 20:31:14 +0000 (-0400)
Subject: TEMP: force RGB for grayscale PNG
X-Git-Url: http://gitweb.hugovil.com/?a=commitdiff_plain;h=826c3d6c2e7f42dfe8dcea624fb1c33cda7b1d8e;hp=826c3d6c2e7f42dfe8dcea624fb1c33cda7b1d8e;p=fgen.git

TEMP: force RGB for grayscale PNG

Fix this error/warning message:
$ convert -colorspace sRGB test5.psd[318] f318.png
convert-im6.q16: profile 'icc': 'RGB ': RGB color space not permitted on grayscale PNG `f318.png' @ warning/png.c/MagickPNGWarningHandler/1668.
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