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Date:      Thu, 04 Apr 1996 11:53:42 +0200
From:      "Christoph P. Kukulies" <kuku@gilberto.physik.rwth-aachen.de>
To:        multimedia@freebsd.org
Subject:   quickcam - how is it read out?
Message-ID:  <199604040953.LAA17387@gilberto.physik.rwth-aachen.de>

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I didn't want to join the reverse engineering project just to
get an answer on this question:

How is the quickcam being read out into the machine? 

Is it a byte at a time through the parallel port? Or is it via
a strobe pin by means of a serial coding technique?
Does it produce interrupts?

I'm wondering why - at least in the Win95 version (cuseeme or quickmovie) -
it hogs the CPU terribly. Also the frame rate still seems to
leave desires.


--Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de



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