Allow palette for gray alpha.

lvandeve / lodepng

PNG encoder and decoder in C and C++.

zlib License

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Closed JayXon closed 4 years ago

JayXon commented 4 years ago

Gray is only less overhead than palette when there's no alpha channel.

Noticed a regression on gray alpha pngs when testing latest zopfli, this is introduced in https://github.com/lvandeve/lodepng/commit/1d1b55c071591d9537bf5adf67af8d473af6beb8

lvandeve commented 4 years ago

Good find, thanks!