Re: Initial fix for -q 1 / mpeg-1 problems, some improvements to rate-control

Steven Boswell II <[email protected]> Tue, 31 Aug 2010 16:36:11 -0700 (PDT)
Newsgroups gmane.comp.video.mjpeg.devel
Message-ID <[email protected]>
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--- On Tue, 8/31/10, Andrew Stevens <[email protected]> wrote:
>I just checked in a fix for the quantization bug causing problems in
>at low-q in mpeg-1 and for -q 1 in MPEG-2.=A0 Experimentally I've also
>checked in some tuning of the look-ahead rate-controller that should
>fix silly ooops causing excessive feedback gain.=A0 It *should* be more
>robust now.

Sweet!=A0 I just finished building it!

>Caveat: I haven't had time to unpack some decent *long* test
>sequences.

I'll try it right now.=A0 I saved the denoised video for my last few projec=
ts -- I'll regenerate the DVD video, burn it to disc, and tell you how it l=
ooks.

Steven Boswell

=0A=0A=0A      
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<table cellspacing=3D"0" cellpadding=3D"0" border=3D"0" ><tr><td valign=3D"=
top" style=3D"font: inherit;">--- On Tue, 8/31/10, Andrew Stevens &lt;wacks=
[email protected]&gt; wrote:<br>&gt;I just checked in a fix for the quanti=
zation bug causing problems in<br>&gt;at low-q in mpeg-1 and for -q 1 in MP=
EG-2.&nbsp; Experimentally I've also<br>&gt;checked in some tuning of the l=
ook-ahead rate-controller that should<br>&gt;fix silly ooops causing excess=
ive feedback gain.&nbsp; It *should* be more<br>&gt;robust now.<br><br>Swee=
t!&nbsp; I just finished building it!<br><br>&gt;Caveat: I haven't had time=
 to unpack some decent *long* test<br>&gt;sequences.<br><br>I'll try it rig=
ht now.&nbsp; I saved the denoised video for my last few projects -- I'll r=
egenerate the DVD video, burn it to disc, and tell you how it looks.<br><br=
>Steven Boswell<br><br></td></tr></table><br>=0A=0A=0A=0A=0A=0A=0A=0A      
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