[mythtv-users] Loss of Service Recognition -- Nifty!

[Sasha Z]

In that case, a motion detection algorithm could work. The commflag
could go through and go, "hmm, the image has changed less than 0.05%
for an hour. that sounds like a really boring tv show. Maybe the
signal dropped out."

On 3/17/06, Michael T. Dean <mtdean at thirdcontact.com> wrote:
> On 03/17/2006 03:28 PM, Sasha Z wrote:
>
> >However, ivtv cards have the signal detected flag, and it can tell
> >when the cable is disconnected. It would be swanky if myth checked
> >that to know if the tuner was actually receiving something.
> >
> >Alternatively, you could take a key frame histogram of the recorded
> >file and you should be able to see if it's just white noise.
> >
>
> But neither would be useful with those "helpful" set-top boxes (digital
> cable/satellite) that output a video of a nice user-friendly error
> message (i.e. "Please wait while we work to restore your TV.  Now might
> be a good time to send that check for this month's bill.").
>
> Mike
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