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Altera_Forum's avatar
Altera_Forum
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14 years ago

a problem of CVI

Hello! I have a video system. The video stream(PAL) is decoded by ADV7403 and decoded to be BT656. Then the video stream(BT656) enters FPGA by CVI. In FPGA ,I have a simple process----CVI(YCbCr 4:...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Hi,

The problem could easily be the CVI... You need to set the parameters to match the format of the video. I suggest you check the "video lock" status, detected video size and fifo underflow bits. This will help you determine what's going wrong.