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   rec.games.video.sega      All Sega video game systems and software      13,461 messages   

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   Message 11,983 of 13,461   
   Scott H to Phillip J. Fry   
   Re: OT: Video capture card showing wrong   
   06 Mar 07 00:50:06   
   
   From: weaponx013@yahoo.com   
      
   Phillip J. Fry wrote:   
   > Hi all. Sorry that this is a bit off-topic, but I know several of you   
   > have been capturing video game footage with capture cards and was   
   > hoping someone would know (and have a solution) for this problem   
   > that's got me stumped.   
   >   
   > I've got an old laptop that I want to use basically as a video   
   > monitor. It's got a capture card which basically accepts a composite   
   > in.   
   >   
   > Here's the problem. The video color is NOT stable. The image is fine,   
   > but the colors themselves appear to be a strobing rainbow. If I put up   
   > a color bars test pattern, they are not the usual solid bars of   
   > colors, but each bar is basically a rainbow. Everything (the image)   
   > looks fine if I convert the source to b&w.   
   >   
   > Here's what's got me stumped!   
   >   
   > If I try a different source (I tried a videocamera, and then a digital   
   > camera) the video on the monitor is perfect. [seemingly ruling out the   
   > monitor]   
   >   
   > So I try the original source (that was giving me problems) but use a   
   > different monitor, and the video is PERFECT. [seemingly ruling out the   
   > source]   
   >   
   > I tried different cables (tried a gold-plated one for better signal)   
   > and ALL combinations of sources/monitors work fine, except for the   
   > ORIGINAL source + monitor combo.   
   >   
   > Ugh. I'm stuck! :P The source seems ok. The monitor seems ok. The   
   > cable seems ok. It's just that this certain combination doesn't work.   
   > Anyone have any ideas or experience this before!?   
   >   
   > SOURCE:   
   > video-out (composite) of a Matrox G400-Tv graphics card (latest bios,   
   > drivers, etc)   
   >   
   > VIDEO MONITOR:   
   > Itronix 6250 laptop with a Nogatech/Noteworthy PCMCIA Videocapture/   
   > conference card.   
   >   
   > Thanks in advance for any replies!   
   >   
   > - Phillip J. Fry   
   >   
      
         I would say that you are dead on with your assessment.  It seems   
   like a conflict between hardware combinations and not any one device.   
   It is probably the video drivers causing the conflict technically, but   
   the conflict is with one or more of the other devices being used.  For   
   giggles I would download a diagnostic program that can test the Video   
   Ram just to be certain that a bit or two aren't corrupt.  There used to   
   be a really good one called Powerstrip but I don't know if it is still   
   free.  Mad Onion's 3D Mark '01 or '03 might be good for testing as well.   
     There may also be an obscure fix for some other problem relating to   
   your video card that might fix this as well, searching google groups   
   will reveal or eliminate this opportunity.   
      
      
   --   
   Scott   
      
   http://www.gamepilgrimage.com   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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