@bob2701
I don't have really a clue:
proc=subprocess.Popen(['/usr/bin/omxplayer', '--live', '--timeout', '60', '--aidx', '-1', '-o', 'hdmi', rtsp_url,'--win', " ".join(map(str,coordinates))],preexec_fn=os.setsid)
worked fine for me until my SD Card crashed while updating the system.
Since...