[mythtv] [mythtv-commits] Ticket #4466: MythTV should disable tuner before switching inputs

[cal]

Isaac Richards wrote:
> On Wednesday 30 January 2008 6:02:05 pm cal wrote:
>> Daniel Kristjansson wrote:
>>> On Wed, 2008-01-30 at 16:33 +1100, cal wrote:
>>>> Would such a close/reopen hack be feasible in myth ... and where to look
>>>> for the possibilities?
>>> Well it is easy enough to close and reopen the videofd in
>>> Channel::SetInputAndFormat(), but I doubt that would be sufficient.
>>> There is another possibly open file descriptor for the same device
>>> in MpegRecorder. If that also needs to be closed and reopened then
>>> it becomes rather difficult to do this in a clean manner.
>> Thanks Daniel. I did try a rudimentary close/open in SetInputAndFormat,
>> but no joy. And I figured a full, clean fix is going to be rather
>> difficult.
> 
> Why isn't this logic in the driver, again?

There's a couple of clues in ...
  http://www.gossamer-threads.com/lists/ivtv/devel/37333#37333> 

Cheers.