Simon Koch wrote:
> On 2/5/06, *Simon Koch* <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>>
> wrote:
>
> On 12/4/05, *Hans Verkuil* < [EMAIL PROTECTED]
> <mailto:[EMAIL PROTECTED]>> wrote:
>
> On Sunday 04 December 2005 05:17, Simon Koch wrote:
>> On 12/2/05, Bryan Mayland <[EMAIL PROTECTED]
> <mailto:[EMAIL PROTECTED]>> wrote:
>> > Keith C wrote:
>> > > Wow, I finally was able to play back your clip (VLC
> didn't seem
>> > > to do it and Safari on Mac mangled the file, but mplayer
> from a
>> > > firefox download worked). Thats a very strange flash. I
> got a
>> > > screen grab of it. Its a partially shifted (or
> interlaced) frame
>> > > that only occurs for a single frame. This needs someone
> from the
>> > > dev list to look at it, so I'm cross posting it to that list.
>> > >
>> > > Here's the screen grab (its a tiff, and its 776 Kb) :
>> > > http://allesys.com/images/flash.tiff
>> >
>> > Thanks for the tiff, I couldn't play the file either.
>> >
>> > Zot! I've got the same issue on a PVR-250, one frame every so
>> > often (anywhere between 10secs and a couple minutes) has as the
>> > bottom of its frame shifted horizontally off *just* like
> that. I
>> > just assumed my card was crapping out, since my PVR-150
> didn't do
>> > it. Now I'm going to have to investigate. Running Kubuntu
> 5.10
>> > and ivtv branches/0.4 and lirc-0.7.2 .
>> >
>> > _______________________________________________
>> > ivtv-devel mailing list
>> > [email protected] <mailto:[email protected]>
>> > http://ivtvdriver.org/mailman/listinfo/ivtv-devel
>>
>> I'm also having this problem on a PVR-250. However, I find
> that I
>> only get it with 0.4.0. The version I used before 0.4.0 was
> 0.3.7c,
>> and I don't see this with 0.3.7c and firmware 0x02040011 or
>> 0x02040024. I see it on 0.4.0with both of those firmwares
> and with
>> 0x02050032. I'm using the S-Video in
>> on my 250. The PVR-500 in the same system using its tuners
> does not
>> exhibit this problem. I always record at 640x480.
>>
>> Simon
>
> As is usual in these cases: try to determine the exact version
> where you
> see this for the first time. Then I can see what changed and
> possibly
> broke something.
>
> Hans
>
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>
>
> I finally tracked down the change that caused this: #2704, in
> ivtv-streams.c. When I back out that change, the flashes go away
> but the ghosting that change fixed is back. Hopefully, both
> problems can be fixed, but that's beyond my expertise. If we're
> stuck with one or the other, I vote for the ghosting. It's much
> less noticable than the flashes.
>
> Simon
>
>
> No, I take that back. The flashes are back again today. Odd that
> none appeared when I watched video after changing the driver. Maybe
> they don't happen right after loading the driver? I'll study it some
> more.
Did you reboot or anything just before the flashing occured? Are you
using the current firmware?
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I'm using firmware 0x02050032. I haven't been able to identify anything that happens just before the flashes start appearing, but it is at least a few hours after loading the driver.
Simon
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