[mythtv-users] Consecutive programs, dual tuners

Kevin Kuphal kuphal at dls.net
Fri Dec 24 21:49:18 UTC 2004


PAUL WILLIAMSON wrote:

>>>>>"Ashley Bostock" <abostock at gmail.com> 12/24/2004 3:23:33 PM >>>
>>>>>          
>>>>>
>>On Fri, 24 Dec 2004 16:56:43 +0000, Martin Ebourne
>>    
>>
><lists at ebourne.me.uk> wrote:
>  
>
>>>On Fri, 2004-12-24 at 07:34 -0600, Kevin Kuphal wrote:
>>>      
>>>
>>>>It seems what you are proposing is a change to the scheduler to
>>>>        
>>>>
>take
>  
>
>>>>global padding into consideration when more than one card is
>>>>        
>>>>
>present
>  
>
>>>>and, barring other scheduling conflicts, use multiple tuners to
>>>>        
>>>>
>capture
>  
>
>>>>the padding whenever possible.
>>>>        
>>>>
>>>I dare say he was.
>>>
>>>And a jolly fine idea too, IMO.
>>>
>>>Cheers,
>>>
>>>Martin.
>>>      
>>>
>>If the 2 cards are there and the second is not in use at the time
>>    
>>
>then 
>  
>
>>why not?
>>
>>Makes sence to me.
>>    
>>
>
>So, let's say I'm going to buy a second PVR-250.  What should I do to
>ensure that 
>the scheduling conflicts between two shows gets accounted for and both
>
>cards are used?  Do I need to buffer every show I record by a minute 
>or so?  I'm not second-guessing any logic, I'm just trying to determine
>when 
>I put a second card in that it will actually acomplish what I am 
>intending for it to accomplish - record two shows that are on
>consecutively, 
>whether on the same channel or two different channels?  It sounds like
>
MythTV will schedule both shows as desired, ignoring global 
pre/post-buffering and respecting per-recording pre/post-buffering.  
That is, if you have 2 consecutive shows back to back, it is likely they 
will be recorded on the same card assuming they have no per-recording 
pre/post-buffering.  If you add per-recording pre/post-puffering, they 
will be recorded on different tuners as tuners are available because the 
per-recording buffers are absolute and non-optional.

Kevin



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