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Altera_Forum's avatar
Altera_Forum
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10 years ago

Frame rate conversion issue

Dear reader, I'm currently evaluating (video processing) DSP IP blocks using Quartus 15.0 and Qsys 15.0 but I am experiencing some issues. I have to solve them before purchasing licenses for ce...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

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Difficult to say without more information, but "flickering" and "dropped frames" usually sound like clock rate mismatch or memory access issues? To continue brute forcing things, simply try increasing (2x? 4x? 8x?) your FIFO depths across all modules and VFB burst target sizes. Any change in the on screen behavior and you'll get a hint the issue is in this area.

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Please let me know what extra information you need to answer my question.

Regards, Richard.