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Altera_Forum's avatar
Altera_Forum
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16 years ago

dual buffers for scaler??

hi, i'm dealing with the altera ip core scaler, the structure is CVI -> scaler -> frame_buffer -> CVO , and in the vip user guide it mentioned that "For example, scaling up vertically by ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

> does it mean it's necessary to put one buffer before scaler and another after to prevent overflow or underflow.

Hi,

It is necessary to put some buffering but it does not have to be a full frame. Check the GUIs of the Clocked Video Input and Output blocks. You can add one or more lines of buffering from there.