[mythtv-users] Tune Backend from command line or API?

[Raymond Wagner]

On 1/13/2014 8:15 AM, Bret Clark wrote:
> I've got a cheap Lava antenna before I knew better. Actually it works 
> well, but I find antenna will move slightly on windy days due to its 
> weak rotor? I've written (or hacked) a PHP script that will check my 
> signal strength of channels at various times, but I need to shutdown 
> the backend first before checking signal levels otherwise I get a 
> message saying my DVB card is in use. Is there a way to tell send 
> commands to the backend to tune to a channel whether via command line 
> or via the web API?

You can tell the backend to lock a tuner, which should unlock it for the 
system and free it up for external use.