Re: jerky/choppy video recording -- additional

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Note, the below values are what Gkrellm reports. I believe, however,
that K=MB...a small error with Gkrellm reporting disk performance values
correctly. my drives are ata66/100 with udma4/5 set on.


On Sun, 2001-12-02 at 05:04, Roger wrote:
> I just upgraded my Nvidia drivers from Build #1512 to #2313, even tho i
> don't capture with the Overlay ON (always off just incase), I'm seeing a
> BIG DIFF in recording quality.  It seems that the "jerky" video capture
> that I was getting is now resolved with this driver upgrade.  Not only
> this, but I'm seeing a dramatic increase in the 2d desktop gui
> performance (i can now move a window on the desktop allot more faster
> and the display redraws it faster).
> 
> 
> Without compression 15Bit capture @15-18FPS is smooth! 
> ~8.0K-11.OK writes per second, 11.0K when recording up to 24Bit color
> but i loose some smoothness (you dont really notice it unless you
> examine the playback).
> 
> With MJPEG (AVI) Compression
> 25% cpu usage on each cpu
> ~5.0 K writes/per sec
> Playback with xanim at these capture settings is semi-smooth...if not
> smooth but the audio is out-of-snyc (audio plays faster then video). 
> Just re-examining the playback, I'm seeing that the audio is also
> out-of-sync with the 15/24bit captures also.
> 

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