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List:       gphoto-devel
Subject:    Re: [gphoto-devel] Sony F707V issues.
From:       Mariusz Woloszyn <emsi () ipartners ! pl>
Date:       2002-10-31 2:17:42
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On Wed, 30 Oct 2002, Mark Krell wrote:

> Working with the PTP driver and My Sony F707 I have
> came across some issues. It seems that if you do
> something "bad" (For lack of a better term, maybe
> 'unsupported') My F707 locks and doen not allow any
> more PTP sessions until the camera is phyicaly shut
> off and turned back on again. I'm trying to do a
> remote capture, but something isn't very happy at all.
> It seems that not all PTP cameras are created equal.
> Some can capture, some can't, some use vender opcodes,
> some don't. Sometimes, such as in the case with my
> camera, the firmware doen't handle unsuppored features
> very well and locks PTP.
>
> I have included a debug dump ("out") of my camera
> trying to to a capture. I also have another ("out2")
> that is a dump attempt after the PTP has "locked".
>
> If you wish, I can see what operations are locking the
> PTP and wich ones are valid. (For example, getting a
> picture from the memory stick works great, trying to
> get a video locks it)
>

First of all, please try current CVS version, it fixes some bugs in the
previouce code.

I guess that your camera does not like storageid or object format code of
0x00000000. It's allowed by the specs, but I expirienced similar problem
with uploading files to my Kodak camera.

I'll try to add workaround very soon.

--
Mariusz Wołoszyn
Internet Security Specialist, GTS - Internet Partners

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