Ivor Cox wrote:
>
> Further tests indicate that the data for a capture (I am using mmap) is
> incomplete and confused by the remains in the buffer of the previous image.
> The incompleteness has a pattern which results in the grid I explained - but
> the image I get is a mixture of the latest and earlier images.
>
> If I have not waited correctly for sync or am reading the wrong buffer
> (effectively the same!) would I get an effect like this?
>
> BTW the image I see is undistorted so I am sure the RGB format is correct -
> it's just got bits missing in a near-regular pattern.
>
> Ivor
This sounds like the PCI latency effects again. Try playing with the PCI
latency timers in your BIOS setup.
-justin
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