[mythtv] What is the best way to implement overlapping recordings on one channel?

[David Whyte]

Yup...whose line is it anyway (on nine at 3am) is *always* early
lately!  It is bloody annoying!


On Fri, 01 Apr 2005 11:54:41 +1000, Brian May <bam at snoopy.apana.org.au> wrote:
> >>>>> "Glenn" == Glenn Moloney <glenn062 at optusnet.com.au> writes:
> 
>    Glenn> I find that I need to allow at least 5 minutes (up to 15
>    Glenn> for some networks in Australia) of "overrecording" on each
>    Glenn> program. If I want to record programs following each other
>    Glenn> on the same channel - I need to use two tuners. I would
>    Glenn> rather not use two tuners for this job - at least for the
>    Glenn> case where the same recording profile is used for both
>    Glenn> recordings.
> 
> It is not unknown for programs to end 30 minutes late.
> 
> On the other hand, sometimes programs can start up to 5 minutes early.
> 
> Argggh!
> 
> This would be OK if they kept the schedule constant, but lately the
> schedule seems to have major changes week by week. Even I am loosing
> track of what programs are on what nights, how do I expect my computer
> to do so? ;-)
> 
>    Glenn> 2: The "low-level" approach: Allow the output from one
>    Glenn> tuner to be fed into two files during the overlap
>    Glenn> period. One approach would be to extend the RingBuffer
>    Glenn> class to allow two (or more) output files to be attached to
>    Glenn> each ringbuffer. There will also be some fiddling in
>    Glenn> tv_rec.h to "do the right thing" during the overlapping
>    Glenn> recordings, and some changes to how we test if a channel is
>    Glenn> available for recording, transferring ownership of the
>    Glenn> ringbuffer, etc...
> 
> I really like this idea.
> 
> It would mean I could set peak period shows to record 20 minutes late
> and not have to worry if that program overlaps with another program on
> the same channel on a particular day of a odd week.
> 
> This is my major issue with mythtv at the moment.
> 
> I will post details of my other issue (less serious) in another
> thread.
> --
> Brian May <bam at snoopy.apana.org.au>
> 
> 
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> 
> 


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