On Monday 28 July 2008 05:20:37 Richard Woelk wrote:
> Hans Verkuil wrote:
> > On Friday 11 July 2008 06:34, Richard Woelk wrote:
> >> Hans Verkuil wrote:
> >>> Hi all,
> >>>
> >>> I've finally put up my fixes for Closed Captioning support in
> >>> this 'bleeding edge' tree:
> >>>
> >>> http://www.linuxtv.org/hg/~hverkuil/v4l-dvb-vbi
> >>>
> >>> Build instructions are here:
> >>>
> >>> http://www.ivtvdriver.org/index.php/Download#Bleeding_Edge_driver
> >>>
> >>> Please test and let me know how well it works! I've tested it
> >>> with both saa7115 and cx2584x-based cards and they seem to work
> >>> equally well, so that's promising.
> >>>
> >>> Regards,
> >>>
> >>> Hans
> >>
> >> Hans,
> >> After 24 hours of use, it looks like its working. I have my
> >> PVR-250 in the same computer as a PVR-150 and the captions are
> >> just as good. I also havn't had any tinny audio from the -150 yet,
> >> or any DMA Timeout errors.
> >> I'm using Fedora core 8 with kernel 2.6.25.9-40 and mythtv
> >> 0.21-fixes from atrpms. The system is a dual socket Athlon XP
> >>
> >> I will keep my eye on it for anything strange.
> >
> > Sounds good. If I don't get any bug reports, then I'll probably
> > commit this in 1-2 weeks.
> >
> > Regards,
> >
> > Hans
>
> Okay,
> I've been using this version of IVTV for 16 days. I have noticed
> a bunch of errors still happen, although I have workarounds that most
> don't bother me.
>
> My MythTV backend system specs.
>
> Dual Athlon XP Mobile 2500+ on an Asus A7m266-D motherboard. (AMD
> Highpoint RocketRAID PCI-X SATA 1 raid controller
> one 150GB Raptor for boot
> two 500GB Seagate 7200.10 in raid0 for video storage
> one PVR-150 OEM
> one PVR-250 Retail
>
> First, what was fixed. The closed captions on the PVR-250 are now
> flawless, and identical to the PVR-150.
Very good.
> Second, the PVR-150 sometimes has tinny audio. I searched the
> ivtv-users and mythtv-users for solutions, but they all involved the
> tuner, so I created my own workaround.
> The audio sounded to me like when Dolby NR is enabled while recording
> a tape, but not while playing back. so from my channel change script,
> I spawn another script that runs v4l2-ctl -c audio_emphasis=0 after a
> few seconds.
>
> The audio from the PVR-250 starts as mono, until I run v4l2-ctl -d
> /dev/video1 -t bilingual in the same style of script
>
> I also have found every few weeks I get 0 byte files recorded by the
> 2nd tuner, as well as "DMA Timeout" in dmesg. From the lists, I have
> been told this is a motherboard problem, which I'm planning on
> upgrading anyway.
>
> If you need any other information, let me know. I'll be happy to help
> you troubleshoot.
The remaining problems were all existing problems, right? Not newly
introduced problems by this change?
Regards,
Hans
> -Richard Woelk
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