[MPlayer-dev-eng] [PATCH] autoq support for control()

[Bohdan Horst]

On Sat, Feb 09, 2002 at 11:02:03AM -0500, D Richard Felker III wrote:

> On Sat, Feb 09, 2002 at 04:44:19PM +0100, David Holm wrote:
> > Hi,
> > users with older machines has requested I've added a feature to set a
> > lower output quality so they can use their dxr3's for other things than
> > mpeg. This patch adds a call to vo_*->control whenever autoq requests a
> > quality change as to be able to lower the quality in libavcodec.
> > I'm not sure how useful this is (how intelligent autoq really is), but
> > if you decide it's useful apply it. If it's not then I guess I would
> > request an option added so I can change output quality of libavcodec ;).
> 
> perhaps it's just me, but i never noticed libavcodec being any faster
> at lower quality. lower resolution, on the other hand, would make a
> huge difference.
> 

quick test (once for each autoq)

VIDEO:  [DIV3]  640x360  24bpp  24.00 fps  846.9 kbps (103.4 kbyte/s)
Detected video codec: [ffdivx] drv:5 prio:0 (FFmpeg DivX ;-) (MS MPEG-4 v3))              

-autoq 0
BENCHMARKs: V:   8.354s VO:   0.014s A:   0.000s Sys:   0.437s = 8.804s

-autoq 1
BENCHMARKs: V:  12.783s VO:   0.016s A:   0.000s Sys:   0.490s = 13.290s                

-autoq 2
BENCHMARKs: V:  13.055s VO:   0.016s A:   0.000s Sys:   0.474s = 13.546s                

-autoq 3
BENCHMARKs: V:  13.220s VO:   0.019s A:   0.000s Sys:   0.504s = 13.743s                

-autoq 4
BENCHMARKs: V:  13.356s VO:   0.017s A:   0.000s Sys:   0.516s = 13.890s                

-autoq 5
BENCHMARKs: V:  13.805s VO:   0.017s A:   0.000s Sys:   0.530s = 14.352s                

-autoq 6
BENCHMARKs: V:  13.959s VO:   0.017s A:   0.000s Sys:   0.497s = 14.473s                


best regards

-- 
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