On 12/26/2015 07:32 PM, Andy Stewart wrote:
> On 12/26/2015 06:17 PM, Frank Sweetser wrote:
>> I'd bet that you could use netcat do listen ona socket and dump the results directly to a file.
OK, I'm getting closer.
It turns out that the UDP audio stream is RAW. The "mondiale decoder"
wants to see WAV data. I think I need the correct incantation of the
Here's a command that works, to give you a feel for the data formats
gqrx outputs RAW audio data to UDP port 65535
netcat -l -u 65535 | aplay -r 48k -f S16_LE -t raw -c 1
correct audio is heard
Now, I want to get that into a WAV file or perhaps a fifo from which the
mondiale decoder could get its input.
netcat -l -u 65535 | sox ???
The man page for sox is not for the faint of heart, and I'm not an audio
Andy Stewart (KB1OIQ)
Founder: Worcester Linux Users' Group
Founder: Chelmsford Linux Meetup Group
President: PART of Westford, MA (WB1GOF)