[vlc] Re: Does VLC work without internal DVD Drive in iMac ?

[Philip Edelbrock]

Felix Kühne wrote:
> [...]
> Well, I thought that you were using a G3-iMac with Firewire-ports (same 
> as I do btw.), which can transport 400 Mbit/s, which really sufficient 
> for playing DVDs or even using mid-class hard-disks.
> 

(Ah, I assumed it wasn't a firewire one.)

>[...] 
> Nope, but this won't help actually, since VLC uses internal codecs and 
> no QuickTime-ones. Support of CoreVideo (which is the official name for 
> the acceleration you are talking about) isn't planned afaik and would 
> require at least G4-macs with Quartz Extreme support.
> 

If you 'Shark' VLC while playing MPEG-2, you'll see it spends a lot of 
its time in the display thread in a QuickTimeComponents function called 
"YUV422_UC_To2VUY_W1x" which converts YUV422 to 2VUY.  It's a rather 
unoptimized function at that. :'(


Phil

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