[mythtv-users] Request for help making live TV useable
taylor.ralph at gmail.com
Thu Apr 21 14:31:59 UTC 2011
On Thu, Apr 21, 2011 at 9:18 AM, Mark Lord <mythtv at rtr.ca> wrote:
> On 11-04-21 04:47 AM, warpme wrote:
>>> However.. I also noticed a bunch of decoder fixes in trunk,
>>> dealing with calculating the number of buffers needed,
>>> and fixing bugs where buffers were being recycled while
>>> still in use and so on.
>>> So I backported those as well to 0.24-fixes. This seems to have made
>>> a noticeable improvement in my PVR-250 LiveTV channel changes.
>>> I can now often change channels 8-10 times without locking up,
>>> whereas normally only (exactly) three channel changes were needed before.
>> May You post here list of backported commits.
>> I have quite similar problems to Yours and want to try backport and see how it helps in my case.
> I began with this commit from tralph:
> and then added a few follow-on commits from mark-kendall:
> And finally the commit that eliminates any need to set vdpaubuffersize=
> in the playback profiles:
> Those did not all apply cleanly to 0.24-fixes, so a bit of work was required
> to get them to play nicely.
> Oh and there was one other commit in there somewhere to initialize
> the vdpau surface states or something --> that one gets rid of the corrupted
> screen backgrounds after a mythfrontend crash.
> Anyway, the patch files that work for me are now on my server
> at http://rtr.ca/mythtv_patches/ --> patches 40 through 45.
> They probably will apply cleanly to any mythtv-0.24-fixes base,
> but there might be a mismatch or two due to other patches
> (not yet made available) which I may have applied underneath it all.
You might want to add this to your back-port recipe as it directly
impacts channel changing:
Also, the zero-byte file you see is normal and used by the signal monitor.
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