Usage: decode_tm6000 [OPTION...] Decodes tm6000 proprietary format streams -a, --audio outputs audio on stdout -d, --device=DEV uses device for reading -f, --freq=Freq station frequency, in MHz (default is 193.25) -i, --input=FILE parses a file, instead of a device -n, --nbufs=quant number of video buffers -o, --output=FILE outputs raw stream to a file -r, --read use read() instead of mmap method -v, --verbose enables debug messages -?, --help Give this help list --usage Give a short usage message -V, --version Print program version Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options. Report bugs to Mauro Carvalho Chehab .