Adding illustration images

Author: alexarje

figures/illustration/build.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+fn=mgt-terminal-illustration.odg
+namestring=`echo $fn | cut -d'.' -f1`;
+echo $namestring
+
+# This trick is used to export the LibreOffice document as PDF
+libreoffice --headless --convert-to pdf $fn
+
+# Since the exported PDF has a lot of whitespace, we remove that before proceeding
+pdfcrop ${namestring}.pdf
+
+# Then we move on to convert to lower-resolution JPEG files.
+# If you have issues with the permissions on Ubuntu, here is a way to solve it: 
+# https://askubuntu.com/questions/1181762/imagemagickconvert-im6-q16-no-images-defined
+
+convert -density 300                   -quality 90 ${namestring}-crop.pdf ${namestring}_full.jpg
+convert -density 300 -resize 1024x1024 -quality 90 ${namestring}-crop.pdf ${namestring}_1024.jpg
+convert -density 300 -resize  640x640  -quality 90 -unsharp 0x0.75+0.75+0.008 ${namestring}-crop.pdf ${namestring}_640.jpg
+convert -density 300 -resize  320x320  -quality 90 -unsharp 0x0.75+0.75+0.008 ${namestring}-crop.pdf ${namestring}_320.jpg