Benau 09e2f96ba8 Remove libpng's png_set_gamma
Stragus suggested:

It will degrade quality by converting from true sRGB to ^2.2 and
then rounding the values back on 8 bits
2017-03-17 13:19:56 +08:00
..
2017-01-07 18:55:10 -05:00
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2017-03-17 13:19:56 +08:00
2017-01-27 22:44:22 +01:00
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