[pvrusb2] pvrusb2 and Fedora 11 - Audio cut after sometime of capturing

JE Geiger james.e.geiger at gmail.com
Sat Aug 15 12:26:25 CDT 2009


I had several unexplained errors when using pvrusb2 with Fedora 11.

Mike Isely assisted me in debugging to the point that it was determined by
me (not by Mike, he did not express an opinion) that it was some strange
problem with the version of the gcc compiler, udev package or possibly one
of the binary library objects with Fedora 11.  Using F11 and AMD or Intel, I
could not get the driver to work.  Also, turning on debugging flag bits
caused it to crash the kernel requiring a machine reboot.  Mike could not
duplicate my problems.

After much "try this and then trying that" to no avail, I downgraded to
Fedora 10 from Fedora 11 with a complete hard drive reformat.

After that, no problems with pvrusb2 or mythtv.  My machine is still at F10
for this reason.  I have several other F11 machines that don't use pvrusb2
and they are running fine.  I have stopped upgrading from F10 to F11 for a
period of time while any compiler issues are shaken out over time.

Will be happy to answer detailed questions off list.  YMMV.


On Sat, Aug 15, 2009 at 1:07 PM, Alejandro Vaquero <
alejandrovaquero at yahoo.com> wrote:

> Hi List,
>   This is my first post, and want to thank for your great job on this
> driver.
>
>   I've been using two pvrusb2 for a couple of years now with Mythtv. I
> recently reinstalled my Mythtv backend with Fedora 11 (from Fedeora 6) and
> started experiencing this audio issue. I can capture video and audio, but
> after sometime (it maybe be seconds or minutes) the audio stops recording.
>   To discard mythtv, I tried "cat /dev/video0 > foo.mpg" and the file
> experience the same issue. Also using "mplayer /dev/video0" have the same
> problem.
>   I have a 24xxx and a 29xxx card. This problem only happens with the 29xxx
> card.
>
>   I've been looking around for some logs or debug info but could not find
> any. When there is no audio, I checked the mute and volume control
> (/sys/class/pvrusb2/sn-6552697/) and they are fine. Also tried the
> standalone version of the driver (pvrusb2-mci-20090626) and the kernel that
> comes with Fedora 11 (Linux 2.6.29.6_ale) but no luck.
>
>   Any help is greatly appreciate.
>
> Thanks
> Alejandro
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>


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