[sane-devel] Debugging sane-find-scanner/scanimage
m. allan noah
kitno455 at gmail.com
Fri Jun 1 20:03:20 UTC 2012
Nevermind- I got your two debugging outputs mixed up.
try increasing the USB debugging to 255, and use scanimage -L
On Fri, Jun 1, 2012 at 4:01 PM, m. allan noah <kitno455 at gmail.com> wrote:
> SANE_DEBUG_DLL=255 scanimage -L
> and lets see why xerox_mfp is not called.
> On Fri, Jun 1, 2012 at 3:34 PM, Rogan Dawes <rogan at dawes.za.net> wrote:
>> On 01/06/2012 17:08, ABC wrote:
>>> Your logs does not show communication of driver with the device.
>>> If you able to change that, do not even touch sane-find-scanner,
>>> concentrate on scanimage -L.
>> I'm not sure what you mean by this.
>> I really want to "change that", and I am asking for help in figuring out
>> *how* to change it.
>> I assume there is a "if" statement of some sort that is failing, and I'm
>> hoping someone can help me figure out how to fix it.
>> Would strace output help, perhaps?
>>> On Thu, May 31, 2012 at 05:23:19PM +0200, Rogan Dawes wrote:
>>>> scanimage -L, however, fails to identify this device:
>>>> root at gw:/# SANE_DEBUG_XEROX_MFP=128 SANE_DEBUG_SANEI_USB=4 scanimage -L
>>>> [sanei_debug] Setting debug level of xerox_mfp to 128.
>>>> [xerox_mfp] sane_init: Xerox backend (build 12), version != null,
>>>> authorize != null
>>>> [sanei_debug] Setting debug level of sanei_usb to 4.
>>>> [sanei_usb] sanei_usb_init: marking existing devices
>>>> [sanei_usb] sanei_usb_init: Looking for kernel scanner devices
>>>> [sanei_usb] sanei_usb_init: Looking for libusb devices
>>>> [sanei_usb] sanei_usb_init: found libusb device (0x067b/0x2303)
>>>> interface 0 at libusb:001:007
>>>> [sanei_usb] store_device: add dn 0 with libusb:001:007
>>>> [sanei_usb] sanei_usb_init: found libusb device (0x04e8/0x342e)
>>>> interface 0 at libusb:001:006
>>>> [sanei_usb] store_device: add dn 1 with libusb:001:006
>>>> [xerox_mfp] sane_xerox_mfp_get_devices: 0x7fcb5f60, 0
>>>> [sanei_usb] sanei_usb_find_devices: vendor=0x04e8, product=0x342e
>>>> [xerox_mfp] list_one_device: libusb:001:006
>>>> No scanners were identified. If you were expecting something different,
>>>> check that the scanner is plugged in, turned on and detected by the
>>>> sane-find-scanner tool (if appropriate). Please read the documentation
>>>> which came with this software (README, FAQ, manpages).
>>>> root at gw:/#
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