[mythtv-users] Detecting all-black videos

[Richard Freeman]

David Shay wrote:
> 
> I use this script, as linked in the wiki :
> 
> http://evuraan.blogspot.com/2008/01/how-to-ensure-set-top-box-stb-is.html
> 
> I've incorporated it into my channel changer script so it checks for
> black first, and if it is powers the STB back on.  The script could be
> modified to send an alert instead of powering the STB back on.
> 

That is EXCELLENT.  The other change I made was to make the tuner a 
command line parameter since I have more than one.

I'd never have thought to use an ascii-art library to do something like 
this!