[mythtv-users] 2nd attempt, recorded files are empty

[Peter Hocking]

mythtv-users-request at mythtv.org wrote:

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Message: 3
Date: Wed, 1 Jul 2009 12:01:32 -0600
From: Alan Marchiori <alan at alanmarian.com>
Subject: Re: [mythtv-users] 2nd attempt, recorded files are empty
To: Discussion about mythtv <mythtv-users at mythtv.org>
Message-ID:
	<b9762a0b0907011101p285e1055h63d4e862396ffc6f at mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1

On Wed, Jul 1, 2009 at 7:10 AM, Michael T. Dean<mtdean at thirdcontact.com> wrote:

> > On 07/01/2009 04:28 AM, Peter Hocking wrote:
>   
>> >> Recorded 2 shows, both ended around 5.30 this afternoon, MASH started
>> >> at 5.00, the other at 5.03. Both recordings were empty files
>> >>
>> >> 2009-07-01 16:58:29.115 Started recording: M*A*S*H "Hawk's Nightmare":
>> >> channel 1006 on cardid 1, sourceid 1
>> >>
>>     
> > ...
>   
>> >> 2009-07-01 17:31:31.667 Finished recording M*A*S*H "Hawk's Nightmare":
>> >> channel 1006
>>     
> >
> > When the logs show Myth starting the recording on time and finishing the
> > recording on time with no recording errors yet the file is not created,
> > it means that Myth is getting no data at all from the capture card.
> > This is generally due to a problem with the card/drivers/configuration.
> >
> > Make sure your capture is working outside of Myth, then find out what
> > Myth is doing differently.
> >
>   

>Another possible problem is signal level if you are receiving over the
>air.  I use a HDHR with an ATSC source and one channel has low signal
>level.  Sometimes recordings are missing just like you say other times
>they work fine.  I used the windows HDHR gui app to watch the signal
>levels as it is recording.  When the signal level is low the HDHR
>doesn't output anything so myth doesn't record anything and you get an
>empty file.

>it would be nice if myth would detect this and automatically
>reschedule the recording...


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Hi Alan

Signal level doesn't appear to be an issue. As mentioned earlier, 
recordings started manually record just fine, it's only scheduled 
recordings that are the problem

Thanks,

Peter