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AlexElvers/twittersafepng.sh

Created November 25, 2016 00:43
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Make the top left pixel slightly transparent so that Twitter does not convert it into ugly JPEG
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twittersafepng.sh
twittersafepng() {
outfile="${1/.png}_twittersafe.png"
convert "$1" -alpha on -fill '#000000fe' -draw 'matte 0,0 point' "$outfile"
echo "written to $outfile"
}
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