Video-Beta-Discuss Digest, Vol 39, Issue 5
David Ramsay
davidramsay at btinternet.com
Fri Feb 8 05:42:35 EST 2008
Re Public Beta - Nothing that I can see shouldstop a
P.Beta for USB only.
I would also concur in going with the re-write as
Apple don't respond to coercion quickly!
Regards
David Ramsay
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> Today's Topics:
>
> 1. Issues for Public Beta (Steve Sisak)
> 2. Re: IOXperts Video 1.1.2a46 posted (Gilbert
> COURBARON)
> 3. Re: IOXperts Video 1.1.2a46 posted (Francesco
> Rolando)
>
>
>
----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 7 Feb 2008 10:29:17 -0500
> From: Steve Sisak <steve.sisak at ioxperts.com>
> Subject: Issues for Public Beta
> To: video-beta-discuss at mailman.ioxperts.com
> Message-ID: <p06230902c3d0cb9053bb@[10.0.87.4]>
> Content-Type: text/plain; charset="us-ascii" ;
> format="flowed"
>
> Now that (hopefully) the serial number code is
> updated so that new
> 1.2 purchases will get a new serial number and it's
> possible to turn
> off 1.1 serial number support in the future, I'd
> like to get the
> driver out to a public beta.
>
> (I've been trying to keep the current beta
> relatively hidden until
> it's ready for public consumption to avoid support
> time swamping out
> development time)
>
> I'd like to take a moment to ask everyone to let me
> know of any
> issues that need to be fixed before:
>
> 1) A general public beta
> 2) 1.2 final release
>
> Keep in mind that there will certainly be a 1.2.1,
> etc. which will be
> free updates -- I'd like to nail down what's needed
> to get a solid
> update out that works on Leopard and is stable.
>
> FireWire on Leopard is looking to be a problem -- my
> recollection is
> that on Tiger, PowerPC and Intel used separate code
> bases and Leopard
> unifies these using the Intel code base as a
> starting point.
>
> This means that the problem I'm seeing on
> Leopard/PPC is likely to be
> the same issue I was seeing on Intel which is that
> some of the old
> APIs (legacy DCL) appear to be broken.
>
> My choices here are:
>
> 1) Debug the existing code (which is really old and
> complicated to
> preserve compatibility with Mac OS X 1.2) and/or get
> Apple to fix the
> bug in legacy DCL support.
>
> 2) Rewrite the FireWire core to use the current
> (NuDCL) APIs.
>
> Given that the amount of work is probably equivalent
> and that there
> are significant performance improvements to be had
> by using the NuDCL
> API, my inclination it to go ahead with 2).
>
> The downside is that this will delay release,
> probably require 10.3.9
> and drop compatibility with PCI-Lynx controllers
> (NuDCL requires an
> OHCI controller) -- which would be the built-in
> interface on
> Blue&White G3's and PCI-video G4's.
>
> (I'm guessing that this is a reasonable compromise)
>
> Unless I can find an obvious problem with Firewire
> on PPC+Leopard, I
> think it makes sense to hold off the FireWire work
> for 1.2.1 and get
> 1.2 out for USB on all platforms -- especially since
> Apple provides a
> free IIDC driver that supports all the same devices
> minus some of the
> Bayer Industrial cameras.
>
> For Industrial applications, there will be a big
> benefit to the code
> rewrite (less copying of large data, much better
> handling of
> single-frame triggering) and those applications can
> typically specify
> particular hardware/OS and stick to PPC/Tiger for a
> few months.
>
> So, here's my list of what I know needs to be fixed
> for public beta
> and 1.2 release -- please let me know of any
> critical issues you may
> have and also any minor, but easy to fix issues such
> as incorrect
> URLs or documentation errors>
>
> For Public Beta:
>
> 1) Double install bug (have to reinstall if you
> get "no cameras")
>
> 2) Crash when increasing video frame size.
>
> For 1.2 Release:
>
> 1) Upgrade purchase support
>
> 2) Serial number upgrade mechanism for recent
> purchase
>
> For 1.2.1 Release:
>
> 1) Firewire on Leopard/Intel
>
> Please let me know if you have any critical issues
> -- I'm going to go
> back through all of the bug reports to see if I can
> find any others.
>
> -Steve
> --
>
_________________________________________________________________________
> Steve Sisak, CTO
> steve.sisak at ioxperts.com
> IOXperts, Inc.
> voice: +1 617 876-2572
> 87 Bristol St #3A
> fax: +1 617 876-2337
> Cambridge, MA 02139
> mobile: +1 617 388-6476
>
> ------------------------------
>
> Message: 2
> Date: Thu, 07 Feb 2008 16:36:13 +0100
> From: Gilbert COURBARON <courbafond at free.fr>
> Subject: Re: IOXperts Video 1.1.2a46 posted
> To: IOXperts Video Beta Discussion
> <video-beta-discuss at mailman.ioxperts.com>
> Message-ID: <C3D0E3FD.F94E%courbafond at free.fr>
> Content-Type: text/plain; charset="ISO-8859-1"
>
> I'm just trying the new beta 1.1.2a46.
> at first blush , it work correctly..but , wait and
> see. ;o))
> Regards from France
> --
> Gilbert :o)
> "La bigamie, c'est quand on a deux femmes, la
> monotonie, c'est quand on n'en
> a qu'une!"
> [Pierre DESPROGES]
>
>
> > De : Steve Sisak <steve.sisak at ioxperts.com>
> > Répondre à : IOXperts Video Beta Discussion
> > <video-beta-discuss at mailman.ioxperts.com>
> > Date : Thu, 7 Feb 2008 09:20:19 -0500
> > À : IOXperts Video Beta Discussion
> <video-beta-discuss at mailman.ioxperts.com>
> > Objet : IOXperts Video 1.1.2a46 posted
> >
> > Available here:
> >
>
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