URL anchor = SmoothStreamingTrackTest.class.getProtectionDomain().getCodeSource().getLocation();
Movie m = new Movie();
m.addTrack(new SmoothStreamingTrack(new File(anchor.getFile(), "testdata/Manifest").toURI(), "video", "70090"));
DefaultMp4Builder builder = new DefaultMp4Builder();
IsoFile isoFile = builder.build(m);
RandomAccessFile raf = new RandomAccessFile("output.mp4", "rw");
isoFile.getBox(raf.getChannel());
raf.close();