imageedition-cmds.sh

Image edition

# convert white color to transparency
convert <image.png> -fuzz 5% -transparent white <new-image.png>

# resize image to 24, 48, 64, 96 & 128 preserving ratio (width)
for isize in 24 48 64 96 128
do 
  ffmpeg -i <original-img.png> -vf scale=${isize}:-1 <image_${isize}.png>
done

# resize image to 24, 48, 64, 96 & 128 preserving ratio (height)
for isize in 24 48 64 96 128
do 
  ffmpeg -i <original-img.png> -vf scale=-1:${isize} <image_${isize}.png>
done



# vim: ft=sh: