[mythtvnz] Pixellation Every ~ 20 minutes

[Nick Rout]

On Oct 21, 2012 10:12 AM, "Paulgir" <paulgir at gmail.com> wrote:
>
> On Sun, 21 Oct 2012 10:00:08 +1300, Nick Rout <nick.rout at gmail.com> wrote:
>
>>
>> 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?
>
>
> I'm on Mythbuntu 11.10
>
> Paul

Well the firmware file is packaged for you but I don't think mythbuntu
includes linux-firmware-nonfree by default. It probably should. The clue to
why it doesn't is probably the term "nonfree".
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