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28th November 2011, 14:54 | #1 | Link |
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Join Date: May 2007
Posts: 53
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Different quantizers inside the same frame
In H.264, as far as I understand each block in the same frame can be encoded with different quantizer. Whole frame however have the quantizer too. So what does quantizer of the whole frame mean?
Also XVID's AQ is working in constant quantizer mode too. How is it possible? Is constant quantizer in XVID in fact varying through the frame? Is it varying in constant quantizer mode without AQ too? EDIT: Thank you for your words of knowledge, Lord. Last edited by infoeater; 29th November 2011 at 07:47. |
Tags |
h.264, quantizer, x264, xvid |
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