[mythtv-users] looking for Craig Eaton

Brian Wood beww at beww.org
Sun Jan 22 14:04:19 UTC 2006


On Jan 22, 2006, at 3:13 AM, R. G. Newbury wrote:

> RMH wrote:
>
>> back in March, Craig sent email with the subject "Conflict resolution
>> between HD3000's NTSC and ATSC tuners?" but his email address is now
>> bouncing.  here's the archived message:
>>
>> http://mythtv.org/pipermail/mythtv-users/2005-March/077576.html
>>
>> he apparently got his HD3000 working in both ATSC and NTSC modes,
>> which is something i would like to do as well.  for some reason, how
>> to do this is not explained anywhere on the web that i can find.   
>> if i
>> could get both modes to work using my one HD3000 card, i think i  
>> could
>> program a conflict resolution into mythtv.
>
> Buried somewhere on the pcHDTV site, is an explanation of how the card
> works. The cx88_dvb driver handles ATSC, the cx8800 driver handles  
> NTSC.
> Only one driver at a time can talk to the hardware.
> So you *should* be able to "rmmod cx88_dvb, modprobe cx8800" and watch
> NTSC content, then "rmmod cx8800, modprobe cx88_dvb" for ATSC.
> But that may or may not work. You might have to reboot in  between.  
> And
> even if you can do that, there is no  guarantee that myth could handle
> it....I suppose that an "external command" such as a channel change
> could actually be a module changeover, but you would also have  
> problems
> with the database, and the backend would surely choke on not being  
> able
> to see one of the cards at startup...
>
The upcoming kernel "merger" of v4l and DVB should take care of this  
problem. At least I hope it does, as we will all deserve *something*  
for the inevitable pain that kernel changes cause.


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