= Inkscape =
 * https://inkscape.org/
Inkscape is a Free and open source vector graphics editor for GNU/Linux, Windows and MacOS X. 

== Generate png from svg ==
 * inkscape processing.svg --export-png=processing_xhdpi.png

== Resize png image by percentage value ==
 * sudo apt install imagemagick
 * convert processing_xhdpi -resize 75% processing_hdpi.png

Script genimages.py
{{{#!highlight python
import os
import sys

files = os.listdir('.')

for file in files:
    if "_xhdpi" in file:
        print("convert %s -resize 75%% %s "%(file, file.replace("_xhdpi","_hdpi")))
        print("convert %s -resize 50%% %s "%(file, file.replace("_xhdpi","_mdpi")))
        print("convert %s -resize 25%% %s "%(file, file.replace("_xhdpi","_ldpi")))

}}}