On my PVR-350 I can use the command ivtvctl -I and I get either Input signal timebase (D4): Stable (broadcast/DVD) or Input signal timebase (D4): Bad
If your not using a PVR then I don't know (and according to someone previously on the list, it's partly to do with my receiver), but at least you know it's possible. Ant. On 6/27/05, Derek Battams <[EMAIL PROTECTED]> wrote: > Sometime this morning my cable company decided to reset my digital receiver - > probably for a firmware upgrade or some such thing. After the reset the power > was off. I had no recordings scheduled during this time and was able to turn > it back on when I got home and noticed it. I knew this would be one of the > issues that couldn't be prevented when having MythTV receive from an external > source - or can it be detected? > > While thinking about this during the day, I noticed that when the receiver was > off my screen was blank (no static - blank/black) when trying to watch TV on > that tuner. Is there somewhere (the backend daemon?) where a test can be done > and if a blank screen is detected for, say, 20 seconds then send the remote > code for the receiver's power? Keep doing this as long as a blank screen is > detected? I know the commflag program detects commercial breaks via blank > frames so it would seem that perhaps something similar can be done for > detecting the status of an external receiver? > > - Derek > _______________________________________________ > mythtv-users mailing list > [email protected] > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users > _______________________________________________ mythtv-users mailing list [email protected] http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
