[mythtv-users] Unknown video codec / Inappropriate ioctl for device?

[James Colannino]

James Colannino wrote:

> James Colannino wrote:
>
>> Hey everyone.  I started up the backend and all was good.  However, 
>> trying to watch
>> TV resulted in a blank screen.  I ran the backend in the foreground 
>> and did this again
>> to see what had happened and found the following:
>>
>> Unknown video codec: VIDIOCGCAP :: Inappropriate ioctl for device
>>
>> This is weird because it was working just fine for a while and just 
>> all of a sudden
>> decided to dump this error on me.  It's really weird.  Below is the 
>> complete output
>> of the backend.  This is MythTV 0.13 if that makes a difference, 
>> running on
>> Fedora Core 1.  Any insight on this would be greatly appreciated.  
>> The card is a
>> Hauppauge PVR-250 using the ivtv drivers.
>>
>> James
>>
>> 2004-01-02 16:22:37 Enabled verbose msgs : important general
>> 2004-01-02 16:22:39 Found changes in the todo list.
>> 2004-01-02 16:22:52 MainServer::HandleAnnounce Playback
>> 2004-01-02 16:22:52 adding: localhost.localdomain as a player 0
>> 2004-01-02 16:22:52 MainServer::HandleAnnounce Playback
>> 2004-01-02 16:22:52 adding: localhost.localdomain as a player 1
>> 2004-01-02 16:22:52 MainServer::HandleAnnounce Playback
>> 2004-01-02 16:22:52 adding: localhost.localdomain as a player 0
>> 2004-01-02 16:22:52 MainServer::HandleAnnounce Playback
>> 2004-01-02 16:22:52 adding: localhost.localdomain as a player 0
>> 2004-01-02 16:22:52 adding: localhost.localdomain as a remote ringbuffer
>> 2004-01-02 16:22:52 Changing from None to WatchingLiveTV
>> Unknown video codec: VIDIOCGCAP :: Inappropriate ioctl for device 
>
>
>
> Some more information in case it helps.  I dmesged to see what was 
> going on at the kernel level, and this is what happens when I run the 
> backend:
>
> saa7115[0]: decoder set norm NTSC
> saa7115[0]: set audio 0x02
>
> Then, when I try to watch live tv, mythfrontend locks up on a black 
> screen.  I switch to the console and check the backend, and 
> predictably, it gives me:
>
> Unknown video codec: VIDIOCGCAP :: Inappropriate ioctl for device
>
> dmesg then shows:
>
> ivtv: ivtv-api.c: unknown ioctl 0x803c7601
>
> It looks like mythtv is trying to set the card to a mode that doesn't 
> exist.  This is weird.  If anyone has anything to add that could help, 
> or a solution, I would be very grateful if you could help me out.  I 
> hope I get this fixed soon.  This really sucks :(
>
> James 


Something else to note:  I tried a clean install on another HD.  Same 
problem.  :/

James