— Image Slice
Shell script that slices a single image into any number of vertical and horizontal sections.
#!/bin/bash #@author gabriel dunne <quilime.com> IMAGE=$1 IMAGE_W=$2 IMAGE_H=$3 ROWS=$4 COLS=$5 if [ $# -eq 0 ] then echo "usage: image width height rows cols" echo "example: ./slice.sh Sunset.jpg 800 600 16 16" exit else for (( x = 1; x <= COLS; x++ )) do for (( y = 1 ; y <= ROWS; y++ )) do let CROP_X = `expr $IMAGE_W-IMAGE_W/$x` let CROP_Y = `expr $IMAGE_H-IMAGE_H/$y` let CROP_W = `expr $IMAGE_W/$ROWS` let CROP_H = `expr $IMAGE_H/$COLS` echo -n "crop ${CROP_W}x${CROP_H}+${CROP_X}+${CROP_Y} result: [${x},${y}]_$IMAGE" echo "" convert $IMAGE -crop ${CROP_W}x${CROP_H}+${CROP_X}+${CROP_Y} [${x},${y}]_$IMAGE done done fi
To Use
navigate to slice.sh in your terminal and do
chmod +x slice.sh ./slice.sh Sunset.jpg 800 600 16 16replace Sunset.jpg with your image name.
params: Image Height, Image Width, Vertical Divisions, Horizontal Divisions