[sane-devel] Support for Canon DR-C225?

Glenn Serre gaserre at spiresoftware.com
Thu Feb 5 19:48:36 UTC 2015

Good morning,

On Thu, Feb 5, 2015 at 5:34 AM, m. allan noah <kitno455 at gmail.com> wrote:
> I was mistaken- I actually have traces of the DR-C125. I spent some
> time last night trying to figure out the image data format. I have
> made some headway.
> Are you able to get a trace of your scanner on an old version of
> windows using this tool: http://www.pcausa.com/Utilities/UsbSnoop/  If
> so, I could compare to the earlier scanner.

I don't have an old windows, but it looks like recent wireshark might
support usb sniffing on Windows 8.  I'll give that a try.

--Glenn S.

> allan
> On Fri, Jan 30, 2015 at 5:13 PM, m. allan noah <kitno455 at gmail.com> wrote:
>> I have some sample USB traces of this scanner. I don't recall at this
>> moment what the image format was- I'll have to look at it some this
>> weekend.
>> allan
>> On Fri, Jan 30, 2015 at 2:59 PM, Glenn Serre <gaserre at spiresoftware.com> wrote:
>>> Good morning,
>>> I have a Canon DR-C225 that I'd like to use on my Ubuntu box.  I think
>>> that it is not currently supported because:
>>> scanimage -L
>>> No scanners were identified. [...]
>>> even though sane-find-scanner reports:
>>> [...]
>>> found USB scanner (vendor=0x1083, product=0x1658) at libusb:004:011
>>> [...]
>>> The sane-backends page does not list the DR-C225 and says this about
>>> the DR-C125:
>>> "Similar protocol to other canon_dr machines, but unsupported image format."
>>> Is there something else for me to try before diving into the backend code?
>>> Anyone have pointers about the "unsupported image format" comment
>>> (assuming that DR-C225 is
>>> just a newer DR-C125)?
>>> I did download, build, and install git://git.debian.org/sane/sane-backends.git.
>>> Thanks!
>>> --Glenn S.
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>> --
>> "well, I stand up next to a mountain- and I chop it down with the edge
>> of my hand"
> --
> "well, I stand up next to a mountain- and I chop it down with the edge
> of my hand"

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