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travelbluff / convert_images.md
Last active August 29, 2015 14:23
Preparing images with GraphicsMagick

Resize

gm convert -strip -resize $RESIZE -define jpeg:preserve-settings $INPUT $TMPIMG

Watermark

gm convert -size $(gm identify -format %wx%h $TMPIMG) xc:none -pointsize 12 -font helvetica -gravity southeast -fill "#000" -draw "text 10,10 '$TEXT'" -fill "#fff" -draw "text 11,10 '$TEXT'" png:-