ICT: Diary
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Monday, 29 August 2022 [ >
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TIL
convert
convert -gravity option takes North, East, West, South, Center as well as NorthWest, NorthEast, SouthWest and SouthEast.
convert in.jpg -filter spline -resize 100x100^ \
-gravity North -unsharp 0x1 -extent 100x100 out.jpg-unsharp 0x1 improves the image sharpness, and -extent determines the final size of the image.
convert -geometry 1024x in.jpg out.jpgResizing using -geometry
convert -density 150 -font Ubuntu -fill "rgba(255,0,0,0.25)" -gravity Center -pointsize 80 -draw "rotate -45 text 0,0 'Uploaded by me'" in.jpg out.jpgand some watermarking.
$Id: dates.htm,v 1
$Id: diary,v 1.38 2025/01/01 22:43:54 fred Exp $