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Altera_Forum's avatar
Altera_Forum
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16 years ago

FIR 2D behavioural

Hi all I have a question about VIP 2D Filter. If I configure it to work on color planes in sequence, Luminance and Chromas (YCbCr4:2:2), how does it work onto the Chroma(s) signal? Reading th...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

>shouldn't be

>din0 C

>din1 Y

>dout0 [7:0] C

>dout0 [15:8] Y

The control packet used by the joiner is the control packet from din0 by default. This is the reason why I suggested to plug the Y channel back to din0 rather than din1. Otherwise, the wrong control packet (with half the width) will be propagated.

Your choice for the output is fine if you wish to output 4:2:2 in parallel.