#!/bin/env ruby resolutions={ 'mdpi'=> 1, 'hdpi' => 1.5, 'xhdpi' => 2, 'xxhdpi' => 3, } images = { 'conversations.svg' => ['ic_launcher', 48], 'conversations_baloon.svg' => ['ic_activity', 32], 'conversations_mono.svg' => ['ic_notification', 24], 'ic_received_indicator.svg' => ['ic_received_indicator', 12], } images.each do |source, result| resolutions.each do |name, factor| size = factor * result[1] path = "../res/drawable-#{name}/#{result[0]}.png" cmd = "inkscape -e #{path} -C -h #{size} -w #{size} #{source}" puts cmd system cmd end end