Created
February 11, 2015 15:26
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Resize and convert image to web optimized jpg with imagemagick and mozjpeg
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| convert source.png -resize 1920x1080 -background white -flatten TGA:- | cjpeg -quality 90 -targa -outfile compressed.jpg |
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tried
convert source.png -sampling-factor 4:2:0 -strip -colorspace RGB TGA:- | cjpeg -quality 85 -targa -outfile ugly5.jpgpagespeed still won't like it as libpng will throw some artifacts and get it down from 20.7kB to 18.1kb, over 10%, which is pagespeed's warning threshold.