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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > Consumer Hardware & Components > iSight on slow Macs

iSight on slow Macs
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Forum Regular
Join Date: Feb 2001
Location: Germany
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Jun 25, 2003, 01:47 PM
 
Has anybody tried to use iSight on an old iMac with less than 600 MHz ?

What does it look like with 400 MHz G3 ?
     
Fresh-Faced Recruit
Join Date: Jan 2003
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Jun 25, 2003, 02:41 PM
 
Why did Apple cripple iSight/iChat AV as to not let it work with G3's under 600MHZ? My pismo (500MHz) has 2 Firewire ports and does Quicktime broadcast and DV editing quite well?
I am very disappointed.
     
Posting Junkie
Join Date: Jun 2001
Location: Chicago, Bang! Bang!
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Jun 25, 2003, 04:17 PM
 
Originally posted by Safari:
Why did Apple cripple iSight/iChat AV as to not let it work with G3's under 600MHZ? My pismo (500MHz) has 2 Firewire ports and does Quicktime broadcast and DV editing quite well?
I am very disappointed.
AFAICT they didn't cripple it. Your CPU has to encode/decode to MPEG-4 on the fly. This takes way more horses than DV, where the encoding/decoding is handled by a chip in your camera.

I've edited DV on a 225Mhz...

<drum roll>

604!

For those young'uns out there, that was the Moto chip before the G3.

If it was as simple as pushing DV around I could use iSight on my computer from 1996!
     
Mac Elite
Join Date: Feb 2002
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Jul 4, 2003, 02:46 AM
 
That means the iSight is a software based camera! (Paying homage to the software based modems )
     
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Join Date: Sep 2001
Location: Toronto
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Jul 4, 2003, 08:17 AM
 
Originally posted by sideus:
That means the iSight is a software based camera! (Paying homage to the software based modems )
No, the iSight is just a straightforward camera. You can use it with tons of applications. iChat AV is the culprit, using very processor intensive compression technology.
     
   
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