[mythtvnz] Pixellation Every ~ 20 minutes

[Nick Rout]

On Oct 21, 2012 8:51 AM, "Paulgir" <paulgir at gmail.com> wrote:
>
> On Fri, 19 Oct 2012 10:36:56 +1300, Curtis Walker <sultanoswing at gmail.com>
wrote:
>
>> On 19 October 2012 10:26, Paulgir <paulgir at gmail.com> wrote:
>>>
>>>
>>>>
>>>> After fixing some reception issues with a home-made folded dipole, I
>>>> noticed
>>>> a similar problem with pixellation approximately every 20 minutes.
>>>>
>>>> I believe this Pixellation problem may have been due to missing
>>>> firmware. Specifically, my system was not loading the firmware for the
>>>> tda10048
>>>> devices. It was successfully loading the saa7164, and tda18271
firmware,
>>>> however
>>>> the tda10048 firmware file was missing.
>>>>
>>>> I downloaded HVR-12x0-14x0-17x0_1_25_25271_WHQL.zip, and extract.sh
from:
>>>>
>>>> http://www.steventoth.net/linux/hvr22xx/
>>>
>>>
>>>
>>>
>>>
>>>>
>>>> Then extracted the file dvb-fe-tda10048-1.0.fw using extract.sh, and
>>>> copied the
>>>> firnmware file to lib/firmware.
>>>
>>>
>>>
>>> Could you describe how you do this in terms an idiot can follow?
>>> How do you get extract.sh to do it's stuff.
>>> I just tried it on my Ubuntu box and nothing seemed to happen.
>>>
>>> -Paul
>>>
>> This from the HVR2200 linuxTV wiki page
>> (http://www.linuxtv.org/wiki/index.php/Hauppauge_WinTV-HVR-2200):
>>
>> Open a terminal on your desktop and enter the following commands one at
a time:
>>
>> wget http://www.steventoth.net/linux/hvr22xx/22xxdrv_27086.zip
>> wget
http://www.steventoth.net/linux/hvr22xx/HVR-12x0-14x0-17x0_1_25_25271_WHQL.zip
>> wget http://www.steventoth.net/linux/hvr22xx/extract.sh
>>
>> You should see some stuff downloading after each of the above. Next
>> (still in a terminal), run the extractor shell script:
>>
>> sh extract.sh
>>
>> You should now have 4 or 5 firmware files (*.fw) on your desktop. Now,
>> still in the terminal, copy these extracted files to the correct
>> place:
>>
>> cp *fw /lib/firmware
>>
>> Some linux distros, might need the following line instead of the above:
>>
>> cp *fw /lib/firmware/`uname -r`
>>
>> Hopefully this is simple enough!
>>
>
> I found that my system did not have the dvb-fe-tda10048-1.0.fw file
either.
> I copied it to lib/firmware yesterday and have not had any pixellation
events since.
> This bug certainly was a can of red herrings.Weird that in my case
reduction of signal improved the problem.
>
> Many thanks Curtis for finding the real cause of this problem.

The firmware file is packaged in ubuntu in linux-firmware-nonfree. What
distro are you guys on? I recall someone mentioning arch. Maybe you need to
file a bug report?
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