# here's a command that takes a big MOV file and rips the audio out to WAV
$my_cmd = '/usr/bin/ffmpeg -y -i long_input.mov long_output.wav';

##</code><code>##

run \@cmd, timeout(10);
##</code><code>##

@cmd = ('/usr/bin/ffmpeg', '-y', '-i', 'long_input.mov','long_output.wav');
@cmd = ('/usr/bin/ffmpeg -y -i long_input.mov long_output.wav');
@cmd = various other incarnations.