Create avatar-generating script

avatar.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+#
+# usage: avatar.sh a
+#
+# generate alphabet example:
+# for x in {a..z}; do ./avatar.sh $x; done
+
+imgtxt=$1
+final=$imgtxt.png
+
+if [ -z "$imgtxt" ]; then
+	echo "usage: avatar.sh text"
+	exit 1
+fi
+
+echo "Generating image..."
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+#font_reg=$DIR/fonts/Lora-Regular.ttf
+font_reg=$DIR/fonts/OpenSans-Regular.ttf
+
+# Generate post text
+convert -background white -fill black -font $font_reg -size 512x512 -pointsize 300 -gravity center -interline-spacing 0 caption:"$imgtxt" $final
+
+echo "DONE. See $(pwd)/$final"