imagemagick convert non-transparent pictures to black

Graceful Gnu answered on September 30, 2021 Popularity 5/10 Helpfulness 7/10

related imagemagick convert transparent background to white

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convert <img> -alpha extract -threshold 0 -negate -transparent white <out>

Popularity 5/10 Helpfulness 7/10 Language whatever

Source: Grepper

Tags: imagemagick-convert whatever

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Contributed on Sep 30 2021

Graceful Gnu

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convert in.png -background white -alpha remove -alpha off out.png

Popularity 6/10 Helpfulness 4/10 Language shell

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Contributed on May 02 2022

Easy Elk

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