#!/usr/bin/python print "Converting all of the .dav files in this current directory into .mp4 files using ffmpeg" import os from subprocess import call files = [f for f in os.listdir('.') if os.path.isfile(f)] for f in files: ext = f.split(".")[-1] if ext == "dav" or ext == "DAV": mp4Name = f.replace("dav", "mp4") print "Converting: " + f call(['ffmpeg', '-y', '-i', f, "-vcodec", "libx264", "-crf", "24", mp4Name]) print "Converted: " + f