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Weblog:   Want to Do More with an iSight than Chat?
Subject:   RE: iSight Drivers?
Date:   2003-06-25 07:41:13
From:   derrick
Response to: iSight Drivers?

Hi Don,


I have good news for you, but not much detail yet. Yes, the drivers are "open" and Apple is very much hoping that developers will enable the iSight on other platforms. I don't have the details about this, but will keep my ears open and try to find out more. If anyone else has spec on this, please post.

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  • RE: iSight Drivers? -- offer for help and question
    2003-06-29 14:00:49  sbpetrack [Reply | View]

    Unfortunately I am forced to use a PC laptop right now, but I just bought an iSight because I just couldn't help myself :-). I know a lot about SIP/SDP and RTP and would be happy to help any effort to get open source drivers and apps for iSight. I can be most useful in the protocol dep't.

    Now the question -- my PC laptop is a Dell Inspiron and has the small square firewire port. Is there a "standard" Apple-to-PC (perhaps 4-to-6 pin) adapter that I can buy to connect the iSight to my PC laptop. I realize from some posts here that I might only get video and not audio for the moment, but that's OK -- I'll wait. What I want to know is -- do I need to give up hope of using the iSight with my Dell laptop, or can I just buy the right adapter cable at any CompUSA...

    Thanks

    Scott
  • RE: iSight Drivers?
    2003-06-27 15:14:37  anonymous2 [Reply | View]

    Hi, I plugged my isight into my WinXP
    machine and the camera worked but the audio
    did not? I used it w/Cuseeme 5.0 but there
    were no video controls, etc. Could use
    a WinXP driver, I guess?
  • RE: iSight Drivers?
    2003-06-25 16:53:06  anonymous2 [Reply | View]

    I ran into a interesting article that sheds some light on this...

    http://www.instantmessagingplanet.com/public/article.php/2226921

    A number of early users of the application report that Apple is tapping Session Initiation Protocol (SIP) as the basis for launching streaming audio or video. To invite someone to a multimedia session, iChat AV appears to send a request via AIM. The recipient's iChat AV client receives the request and automatically opens the appropriate ports to receive an incoming SIP INVITE message.

    Shortly thereafter, the sender's client is able to send a SIP INVITE to the recipient's IP address, which has been provided by AIM -- in this way, the participants' IP addresses have been exchanged invisibly. After using SIP to set up a multimedia session, the actual video is handled via RTP, the real-time transport protocol.

    While it uses SIP to launch a multimedia session, iChat AV doesn't seem to function as a full-featured SIP client, however. Aside from receiving initiation requests in conjunction with AIM, the client can't initiate Voice-over-IP sessions using standard SIP INVITE messages --
    for instance, those originating from a SIP phone.

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