[Ffmpeg-devel] Bad interation of rc_strategy=1 and qprd

[Nico Sabbi]

Michael Niedermayer wrote:

>Hi
>
>On Sun, Feb 05, 2006 at 10:12:06PM +0100, Nico Sabbi wrote:
>  
>
>>here are the results; if you need more tests let me know.
>>Visually mpeg4 looks much better to my eyes, both with vrc_strategy=0
>>and with vrc_strategy=1.
>>    
>>
>
>hmm, just to make sure ... your xvid version is upto date head cvs?
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>
>  
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yes, I just updated xvid to make sure, but the results are the same

>>PSNR figures for vcodec=xvid are not available.
>>    
>>
>
>thats bad, without PSNR stats its hard to know if xvid_rc is buggy or not
>you should also run the first pass for xvid_rc with qscale=2, as thats what
>xvid does ...
>
>[...]
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>  
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done, but even in this case there was no improvement