[PD] pix_video

pix pix at test.at
Tue Jan 11 00:34:09 CET 2005

i don't know, but i rubbed google's tummy and it said this:



On Tue, Jan 11, 2005 at 01:04:14AM +0100, MvH wrote:
> Hello,
> I read about ieee1394 support in gem's pix_video, I immediately tried it 
> out since my bttv died today. I used the example video patch in the 
> helpfiles, I told it to use driver 1, it did say I had v4l AND ieee1394; 
> I did a search on the mailinlist archive, but nothing came up like the 
> problem I encountered:
> fglX11AllocateManagedSurface: __FGLTexMgrCreateObject failed!!
> FGLTexMgr: open of shared memory object failed (Function not implemented)
> __FGLTexMgrCreateObject: __FGLTexMgrSHMmalloc failed!!!
> fglX11AllocateManagedSurface: __FGLTexMgrCreateObject failed!!
> shutting down dv1394 after 140 usec
> I note that suspicious three letter combo fgl there: and yes I have a 
> radeon - is this the problem and is my video setup correct? I can view 
> camera image with kino...
> other question: afaik, dv cams use compressed video; I see cpu usage of 
> kino is very high when only displaying frames - does this mean the video 
> is being read from the camera and decompressed on the fly? does the 
> dv1394 implementation on GEM work the same ( decompressing) and can I 
> expect the same amount of cpu usage? using the bttv I know it's cpu 
> friendly, but dv cam until now was cpu expensive.
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