[sane-devel] Snapscan on Mac OS X 10.3

[Rémi Zara]

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Le 6 d=E9c. 03, =E0 12:19, Henning Meier-Geinitz a =E9crit :

> Hi,
>
> On Sun, Nov 30, 2003 at 01:46:37PM +0100, R=E9mi Zara wrote:
>>> Environment variable: SANE_DEBUG_SANEI_SOMETHING, e.g.
>>> SANE_DEBUG_SANEI_USB=3D255 or SANE_DEBUG_SANEI_SCSI=3D255.
>>
>> This is very interresting !
>> With SANE_DEBUG_SANEI_USB=3D255, scanimage -L finds my snapscan e40 !
>> Set it back to 0, and it does not find it anymore.
>> Set it back to 255, and here it is !
>> Either something's wrong with debugging, either there is maybe some
>> timing problems ?
>
> Usually that's a timinig issue. Maybe a problem in libusb?
>

Hi,

The problem might indeed be in libusb, since I found that the debug=20
level necessary to make it find my scanner is anything >=3D 5, which=20
activates debugging in libusb:

in sanei_usb_init (void)

#ifdef DBG_LEVEL
   if (DBG_LEVEL > 4)
     usb_set_debug (255);
#endif /* DBG_LEVEL */

Regards,

R=E9mi Zara
--
R=E9mi Zara
http://www.remi-zara.net/

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