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EMGD driver problem on E3825 and directShow.

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I am using DirectShow and a Hauppauge video capture card to preview video on a E3825 unit.   It is running Win7 32 bit with display driver version 36.15.0.1091 (Driver date 6/26/2014).

 

My problem is when I use DirectShow and build a filter graph if I use any of the Renderers that directly use the YUY2 data from the capture board then the video on the screen is wrong (see picture below)

Non-working video.jpg  Non-working Video graph.jpg

and sometimes I get an error message  Graphics driver error.jpgso this seems to be a error with the display driver. 

Working video and graph ..... but takes 20% of CPU to run this because of the AVI Decompressor.

 

working video.jpgworking graph.jpg

I also tried this on the same hardware running Win8.1 64 bit and the Video was still wrong but did not get the error message.    I also tried this on a module using the N2930 and had the same problem.

Next I tried the same capture board in two other PCs and it worked fine.  One PC had a intel CPU but a ATI graphics card the other had a AMD processor with build in graphics. 

 

So my questions :

1. Is there a newer driver I should try? 

2. Any other tests I should run?

3. Does anyone else have this problem?

4. I have asked my module company and have tried updating to the latest BIOS and firmware but still the same issue.  So I have raised the issue with their support but is there anyone else at Intel I should ask?

 

Tom


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