[mythtv-users] PVR350 TvOut test pattern works but...

[alanb at starband.net]

That was it. I checked the /dev/video16 and sure enough it was a plain
file. I used instruction that Torsten gave me in an earlier email. The
last piece is finally in place.

Thanks for responding. Now for the GAF!

> I had very similar symptoms last week, who knows maybe your problem is
> also the same?
>
> Check out /dev/video16:
>
> ownership /rights
> nature: it should be a character buffer and not a plain file, just like
> /dev/video0.
>
> I had a plain file for video16 and had the same symptoms as you.
>
>
> Emmanuel.
>
> Jarod C. Wilson wrote:
>
>> On Feb 10, 2004, at 21:54, <alanb at starband.net> wrote:
>>
>>> I've been running into this for the last week. I followed the
>>> instruction
>>> on the TvOutHowto and just tonight followed the latest version of
>>> Jarod's
>>> PVR 350 but I keep getting to the same impasse.
>>>
>>> It all works as expected. I get a test pattern with the insmod
>>> saa7127 enable_output=1 output_select=0 test_image=1. I then do the
>>> rmmod  followed
>>> by the insmod without the test_image=1 parameter. I set the
>>> test_ioctl -u
>>> 0x3000 -p 4 (I have a tuner). I get a great capture that I can play
>>> with mplayer. Sound and picture are both great via my monitor.
>>>
>>> I do the ivtvfbctl stuff followed by the dd if=/dev/video0
>>> of=/dev/video16
>>> bs=64k. The screen is just blank at this point. When I ctrl-C out I
>>> get output like:
>>> 541+500 records in
>>> 541+500 records out
>>>
>>> The numbers vary depending on how long I wait to ctrl-C.
>>>
>>> Where would I look to troubleshoot this? I've gone through this
>>> process many times now with the same results. I've double checked the
>>>
>>> modules.conf
>>> file. I've looked at output generated from some of the commands. I've
>>> tried different /dev/videoX (where X = 1, 2, 3, 4, 8, 16, 32) for the
>>>  of=
>>> parameter. Everything looks okay but no TV out.
>>>
>>> My testing TV is not HDTV. It is just an ordinary Samsung 24" color.
>>
>>
>> I'd start with /var/log/messages and /var/log/dmesg. See if anything
>> in there might indicate what might be going wrong. Nothing really
>> comes to mind here, since it "just worked" for me... :-\
>>
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