[MPlayer-users] insane quantizer values inside divx2pass.log in CVS version

Michael Niedermayer michaelni at gmx.at
Thu Oct 16 13:40:22 CEST 2003


Hi

On Thursday 16 October 2003 07:27, Evgueni V. Gavrilov wrote:
> hi
>
> I've just checked out CVS version and found insane quantizer values inside
> divx2pass.log
>
> in:0 out:0 type:1 q:480 itex:257738 ptex:0 mv:0 misc:7781 fcode:1 bcode:1
> mc-var:0 var:306297 icount:1350; in:1 out:1 type:2 q:327 itex:43572
> ptex:119091 mv:11517 misc:10487 fcode:3 bcode:1 mc-var:105726 var:348978
> icount:184; in:2 out:2 type:2 q:255 itex:27996 ptex:176511 mv:11615
> misc:12146 fcode:2 bcode:1 mc-var:71478 var:345841 icount:72; in:3 out:3
> type:2 q:243 itex:83623 ptex:188716 mv:13045 misc:12667 fcode:3 bcode:1
> mc-var:128735 var:360272 icount:244; in:4 out:4 type:2 q:271 itex:8313
> ptex:140393 mv:9228 misc:11058 fcode:1 bcode:1 mc-var:36974 var:352506
> icount:24;
>
> lavcopts are
> vcodec=mpeg4:mpeg_quant:vhq:v4mv:vbitrate=2018:vqmin=2:vqmax=10:vqcomp=0.8:
>vlelim=-2:vcelim=3:vpass=(1|2)
>
> how can I estimate real quantizer values now ? ;-)
divide by FF_QP2LAMBDA (see libavcodec/avcodec.h)

-- 
Michael
level[i]= get_vlc(); i+=get_vlc();		(violates patent EP0266049)
median(mv[y-1][x], mv[y][x-1], mv[y+1][x+1]);	(violates patent #5,905,535)
buf[i]= qp - buf[i-1];				(violates patent #?)
for more examples, see http://mplayerhq.hu/~michael/patent.html
stop it, see http://petition.eurolinux.org & http://petition.ffii.org/eubsa/en



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