[mythtv-users] WinTV PVR-USB?

[Mike Schrag]

Cool -- I'll give this a shot when I get home ...

ms

Isaac Richards wrote:

>On Monday 14 April 2003 12:45 pm, Mike Schrag wrote:
>  
>
>>In the current source tree, is any of your PVR-250 code checked in?  If
>>so, I was curious what the process is for hooking it up (knowing that
>>it's alpha)... I must say, I was pretty shocked when I saw ivtv's driver
>>"just work" with a cat /dev/video0 > test.mpg, so that must bode well
>>for mythtv (that they're getting close).
>>    
>>
>
>The card works in mythtv for live tv and scheduled recordings.  Resolution is 
>selectable (just uses whatever res the Default and Live TV recording settings 
>are), but nothing else is, mainly because the driver has all that hardcoded 
>as yet. =)
>
>For playback, it doesn't allow seeking in the .mpg files yet.  I'll try to get 
>that all done later this week.  Other stuff's not working yet either, but 
>that's the biggest.
>
>  
>
>>As far as attempting to use the latest source tree, I selected Hardware
>>MPEG Encoder on the capture card, but when I select the card inputs (I
>>think that's what the menu item is called -- i'm at work now, so I don't
>>have the screen handy -- it's the one on the bottom right of the screen
>>in setup), nothing displays in the list (and if I hit enter as if i were
>>selecting one, mythfrontend segfaults).
>>    
>>
>
>It's thinking you don't have V4L2 installed, so it can't probe the cards.  You 
>should've also gotten a warning compiling mpegrecorder.cpp about it not 
>finding v4l2, but that probably was lost in the other warnings about unused 
>variables in there.
>
>Here's what I did to "fix" things up so that the v4l2 stuff was visible to 
>mythtv -- this is just a quick hack, and decidedly _not_ the proper way to 
>handle it.  This assumes that you're using a distribution (like most do now) 
>that includes a copy of the linux headers in /usr/include
>  - copied videodev.h and videodev2.h from the kernel's include/linux/include 
>directory to /usr/include/linux
>  - edited videodev2.h to remove the include for <linux/time.h> (near the 
>top).  It's not userspace include safe...  
>
>I believe that was it -- videodev.h should have a define near the top that 
>defines HAVE_V4L2 and includes videodev2.h.  You'll have to recompile mythtv 
>after that, and should no longer get a warning in mpegrecorder.cpp about not 
>having v4l2 support.  Once that's all done, it should be able to probe the 
>inputs.  It should be just like a normal tuner card from there on out.
>
>Isaac
>_______________________________________________
>mythtv-users mailing list
>mythtv-users at snowman.net
>http://lists.snowman.net/cgi-bin/mailman/listinfo/mythtv-users
>  
>