[pvrusb2] Poor analog picture on HVR-1950 after upgrade to 2.6.28 kernel

[fivenote]

Scott's video sample looks like the same problem I reported here.

Thanks Scott!

-vincent

On Thu, Jun 11, 2009 at 8:25 PM, Scott Doty<scott at ponzo.net> wrote:
> On 06/11/2009 06:39 AM, Mike Isely wrote:
>>
>> On Thu, 11 Jun 2009, fivenote wrote:
>>
>>
>>>
>>> Mike,
>>>
>>> To answer your question...
>>>
>>> This started with the stock 2.6.28 kernel from ubuntu without adding
>>> the v4l or standalone pvrusb2 drivers. As soon as I upgraded from
>>> ubuntu 8.10 to 9.04, the problem started. I next compiled and
>>> installed the latest v4l drivers, but got the same results. FWIW, I
>>> never tried the standalone driver, and from your other replies, I
>>> don't think that would have made a difference.
>>>
>>
>> Yes I agree.  My suspicion right now is that this has to do with the
>> cx25840 driver which is not part of the pvrusb2 driver (we just use it).
>>
>>
>>
>>>
>>> To clear up my other post about the Hauppage drivers... After seeing
>>> the problem, I downloaded the latest Hauppage Windows drivers (v4.5b
>>> from Jan 2009) and extracted the firmware just to be sure I had the
>>> latest. But this had no effect on the problem.
>>>
>>
>> Again, no surprise here.
>>
>>
>>
>>>
>>> I wonder if this is not being reported by others because it's
>>> happening on the analog chip. Maybe most have switched to digital. I
>>> use both analog and digital. I get over-the-air digital in New York
>>> City. In addition, my building provides a basic analog cable package.
>>>
>>
>> While the USA is roughly 24 hours away from the switch to digital
>> (right?) there are still a lot cable subscribers on analog and a good
>> chunk of the rest of the world is still on analog (though not NTSC in
>> that case).  So I'd have to think that others will have seen this.  I
>> definitely didn't see it last time I tested it, which would have been
>> just before the last standalone snapshot release.  On the other hand, I
>> could have been an idiot and not noticed it :-)  I'm going to look for
>> the problem now however.
>>
>
>
> Hi,
>
> I'm not sure if this is the same problem you are referring to, but I bought
> an HVR-1950, and it __almost__ works.
>
> Currently I'm just using the analog NTSC composite input and stereo analog
> audio input, which are attached to my satellite receiver from its analog
> outputs.
>
> Like i said, it _almost_ works, but appears that the box will not shift from
> PAL standard to NTSC standard.
>
> http://ponzo.net/newshawk/example.mpg is 52 megs of captured video...
>
> I've attached a sample frame, and it looks to me like it's trying to use PAL
> instead of NTSC.  In fact, even trying to change it with the /sys filesystem
> to NTSC-M yields the same result (but the driver reports it is in NTSC-M
> mode).
>
> Would love to get this working, and would even drop-ship one of these units
> to you, Mike, if you don't have one yet.
>
> Thanks! :)
>
>  -Scott
>
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