gthumb question

Cefiar cef at optus.net
Mon May 8 07:23:26 BST 2006


On Sunday 07 May 2006 23:30, Lee Revell wrote:
> On Sun, 2006-05-07 at 13:56 +1000, Cefiar wrote:
> > Problem is that since you can hot-plug a PTP camera at any time,
> > choosing when to enable or disable that import button is not an easy
> > task. I'm pretty sure it could be done, but I'm guessing it would be a
> > lot of work, for quite a small payoff.
>
> I don't think it's a small payoff - the current behavior has to be
> considered a bug.  You are presenting the user an option that leads to
> bizarre, inexplicable behavior for a large set of cameras!

I think you'll find it's actually a lot smaller set of cameras than you think.

> Don't most digital cameras default to operating as USB storage devices
> these days?

Nope, in fact from my experience it's quite the opposite. I know I've never 
seen a Canon (from the low-end IXUS's, through the Coolpix, up to the high 
end 20D, 30D and even a friend's 1D Mark II) that present themselves as a USB 
storage device. And the previous 3 digital cameras (all from different 
companies) that I've had in my hands connected to my Breezy setup were all 
either PTP or some other protocol over USB. From what I gather, it's an extra 
overhead that many manufacturers don't see a reason to include (even if 
that's false, they see it that way).

Perhaps if you're browsing a USB mass storage device the Import button should 
change behaviour, but then you get the problem of what to do if you're not 
actually browsing a camera but some other device, and really DO want to 
import photos.

Sounds like then you need a database of camera-based USB storage devices as 
well. Good luck there.

-- 
 Stuart Young - aka Cefiar - cef at optus.net



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