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Altera_Forum's avatar
Altera_Forum
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16 years ago

On Screen Display (OSD) options

We've got a good video signal going through our system but need a good On Screen Display (OSD) core that will allow the NIOS to overlay windows on-screen. We explored the VIP Frame Buffer module for ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

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>A reference design that demonstrates graphic overlays with alpha blending should be released soon.

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Has anyone seen this Reference Design, yet?

I need to mix a live graphics image (Streaming into the FPGA) that has a special pixel value in places where VIDEO should show through. I need to see how to use the alpha channel and use this data to enable the underlying video to overlay the graphics on a video stream.

Thanks, in advance.

Mike