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Altera_Forum's avatar
Altera_Forum
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16 years ago

scaler problem

Hi, I have another problem about scaler, it's right that adding a control port to scaler makes the input resolution changable, but some resolution doesn't work. My data path is listed below. Clo...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

This is just a guess. How deep is the FIFO on your CVI block? Because you are upscaling you are going to put backpressure from the scaler to the CVI. It may be that this backpressure is causing an overflow in your CVI.

Jake