[mythtv-users] Patches that improve mythcommflag accuracy

[Hika van den Hoven]

Hoi Hika,

Monday, November 24, 2014, 12:28:37 AM, you wrote:

> Hoi Doug,

> Sunday, November 23, 2014, 11:29:25 PM, you wrote:

>> faginbagin wrote:
>>> Commercial flagging is a tricky business. It's relatively easy to tune it for a specific recording, but quite often what you do for one recording, seriously screws up the accuracy for another recording

>> Too bad commercial flagging couldn't 'learn' from the end users.  For 
>> the initial training, it would identify the show/series/what have you 
>> and; we could go in and do corrections (training).

>> Sort of like bayesian training for SPAM filters.

>> Doug

> I now have the patches for almost three weeks in place. Testing took
> some time for most I watch is commercial free. It looks like it gets
> all breaks, but all to short. So far I haven't noticed false catches.
> Most breaks are 7 to 8 minutes long and it catches only just over 6
> minutes. Since I have the skip set to manual I first thought that
> somehow the max length was set to short, but on checking it is as I
> thought set to 600 or 10 minutes. Skipping again doesn't work or skips
> to the next break.
> I don't know about the mechanisms involved, but most breaks start and
> end with the show sponsor clip, so I would think that would make it
> easier. Maybe this to short catching has to do with my problems with
> the seektables as mentioned further on, but I always rebuild them
> before checking.
> My settings are to use all methodes and no experimental speed-up or
> strickt checking. I record SD with two PVR500's on a dedicated backend
> with a AMD64 dualcore and 4Gb memory.
> I's difficult to compare with the past for I have trouble since
> upgrading from 0.26 to 0.27 with my seektables (they make the show
> much to short) and I had an error in my script to first rebuild before
> comm checking. I only fixed it when I compiled with the fixes. So the
> last half year I skipped by hand ( I have right set to skip forward 1
> min. and left to skip back 10 sec. Very handy). In 0.26 I had regular
> falses and misses and also had sometimes (after I set it to manual
> skip) to skip twice. But that could be before I lengthened the max
> skip. But also often the full length.
> I live in the Netherlands so all shows are from the dutch commercial
> channels. If you want I can get you some sample recordings. Just say
> how to get them to you.

Oh I run 0.27.4_p20141019 through Gentoo with the patches.



Tot mails,
  Hika                            mailto:hikavdh at gmail.com

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