[mythtv-users] PVR350 TVOUT

Ian Armstrong mail01 at iarmst.co.uk
Mon Jan 18 11:15:50 UTC 2010


On Monday 18 January 2010, Larry Howe wrote:

> When i do modprobe ivtvfb I get
> 
> [  131.174891] ivtvfb0: Framebuffer at 0xf5510000, mapped to 0xf9f90000,
> size 1665k
> [  131.288087] ivtvfb0: Framebuffer registered on ivtv0
> 
> so I guess it is on fb0. If I try to play back a video I get
> 
> 2010-01-17 23:48:26.516 TV: StartPlayer(0, Watching WatchingPreRecorded,
> main) -- begin
> 2010-01-17 23:48:26.993 IVD: ivtv version 1.4.1
> 2010-01-17 23:48:26.994 IVD Error: Failed to locate framebuffer
>                         Did you load the ivtv-fb Linux kernel module?
> 2010-01-17 23:48:26.994 VideoOutput, Error: Not compiled with any
> useable video output method.
> 2010-01-17 23:48:26.994 NVP(0), Error: Couldn't create VideoOutput
> instance. Exiting..
> 2010-01-17 23:48:26.994 Unable to initialize video.
> 
> Is mythtv looking for an earlier version of ivtv (ivtv-fb instead of
> ivtvfb)? Should I downgrade ivtv?

Myth couldn't open the framebuffer device. Check the permissions for /dev/fb?

Don't know if it varies between different Ubuntu versions, but on my current 
install you need to be a member of the video group to access it.

-- 
Ian


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