// add the sample to the TimeCodeMedia
tcMedia.beginEdits();
tcMedia.addSample(frameNumHandle, 0, frameNumHandle.getSize(),
movie.getDuration(), tcDesc, 1, 0);
tcMedia.endEdits();
// insert media into track
tcTrack.insertMedia(0, 0, tcMedia.getDuration(), 1);
// set a transparent-background GrahpicsMode