[mythtvnz] Recording two channels from one multiplex

[Nick Rout]

On Thu, Jun 21, 2012 at 7:38 AM, Stephen Worthington
<stephen_agent at jsw.gen.nz> wrote:
> On Thu, 21 Jun 2012 18:05:42 +1200, you wrote:
>
>>On Thu, Jun 21, 2012 at 4:32 PM, Worik Stanton <worik.stanton at gmail.com>wrote:
>>
>>> On 21/06/12 16:22, Paul Kendall wrote:
>>>
>>>> So I should be able to record all the channels from the multiplex
>>>>> >  simultaneously.
>>>>> >
>>>>> >  Do I have to do anything to set that up?  How do I find out how?
>>>>>
>>>> On the backend setup (mythtv-setup) you need to set the number of virtual
>>>> tuners
>>>> to the number of simultaneous recordings you need from a single multiplex.
>>>>
>>> Thanks.   That is very helpful
>>>
>>> But, err..., how many recordings do I need from a single multiplex?  I
>>> want them all.  I have eleven channels on mplexid==6, but I think that is
>>> an error
>>
>>
>>Do you ever record from all 11 channel simultaneously? I guessing not.
>>
>>Set the number of virtual tuners to the number of simultaneous recordings
>>you want to do from a single multiplex (keeping in mind any overlap that
>>could be caused by starting recordings early or ending them late). The
>>number of recordings you can do will be limited by your system,
>>particularly disk access and possibly the database. You might have to
>>experiment to see what your system can handle. But I doubt you'd have any
>>problems doing 4 or 5 simultaneous recordings and that is likely to be more
>>than enough.
>>
>>Cheers,
>>Steve
>
> You can set as many virtual tuners as there are channels on a
> multiplex if you like.

Actually there is a limit, hardwired in the source code.