#!/bin/bash

for source in $*; 
do 
	path=${source%/*}
	file=${source##*/}
	suffix=${file##*.}
	stub=${file%.*}
	mkdir "$path/$stub.proxies";
	ffmpeg -i "$source" -s 1280x720 "$path/$stub.proxies/720.$suffix";
	ffmpeg -i "$path/$stub.proxies/720.$suffix" -s 640x360 "$path/$stub.proxies/360.$suffix";
	ffmpeg -i "$path/$stub.proxies/360.$suffix" -s 320x180 "$path/$stub.proxies/180.$suffix";
done