make avatar image

avatar.sh

!#/bin/bash

# tile="arch.png"
# face_image="face.png"


tile="$1"
face_image="$2"
output="$3"

echo -e "Tile: ${tile}"
echo -e "Face: ${face}"
echo -e "Output: ${output}"

tile_percentage_vs_face=15

face_size=$(identify -format '%wx%h' $face_image)
face_size_x=$(identify -format '%h' $face_image)
face_size_y=$(identify -format '%w' $face_image)


title_x_perc=$(( face_size_x*tile_percentage_vs_face/100 ))
title_y_perc=$(( face_size_y*tile_percentage_vs_face/100 ))



# resize an image
convert $tile -resize ${title_x_perc}x${title_y_perc} ${tile}_resized.png


# tile the tile image
h2=`convert ${tile}_resized.png -format "%[fx:round(h/2)]" info:`
convert ${tile}_resized.png \( -clone 0 -roll +0+$h2 \) +append -write mpr:sometile +delete -size ${face_size} tile:mpr:sometile output.png

# overlay the two images
convert output.png ${face_image} -gravity center -composite ${output}


# clean

\rm output.png
\rm ${tile}_resized.png