Hi
>
>
>>I would like to use scanimage with my epson 4180.
>>It is supported by epkowa backend, and iscan works. But I would like
>>to do some scans on command line, without any gui, is it possible?
>>
>>
>
>The epkowa backend included with iscan is a regular SANE backend and
>should be usable with any SANE frontend.
>
>
>
that was my thought, but unfortunately it does not work :-(
>>scanimage -L return nothing and
>>
>>
>
>Don't know what's wrong here.
>
>
>
>>mike@fjord:~$ scanimage -d epson:libusb:004:003
>>scanimage: open of device epson:libusb:004:003 failed: Invalid argument
>>
>>
>
>Have you tried with epkowa instead of epson? That is, have you tried
>
> $ scanimage -d epkowa:libusb:004:003
>
>
yes, with the same results :
mike@fjord:~$ scanimage -d epkowa:libusb:004:003
[epkowa] Error opening the devicescanimage: open of device
epkowa:libusb:004:003 failed: Invalid argument
I give you some more informations if it can help.
mike@fjord:~$ sane-find-scanner -v -v
This is sane-find-scanner from sane-backends 1.0.15
[...]
trying libusb:
<device descriptor of 0x0000/0x0000 at 004:001>
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 9
bDeviceSubClass 0
bDeviceProtocol 1
bMaxPacketSize0 8
idVendor 0x0000
idProduct 0x0000
bcdDevice 2.04
iManufacturer 3 ((null))
iProduct 2 ((null))
iSerialNumber 1 ((null))
bNumConfigurations 1
<configuration 0>
bLength 9
bDescriptorType 2
wTotalLength 25
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0 ()
bmAttributes 64 (Self-powered)
MaxPower 0 mA
<interface 0>
<altsetting 0>
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 9
bInterfaceSubClass 0
bInterfaceProtocol 0
iInterface 0 ()
<endpoint 0>
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 (in 0x01)
bmAttributes 3 (interrupt)
wMaxPacketSize 2
bInterval 12 ms
bRefresh 0
bSynchAddress 0
<device descriptor of 0x04b8/0x0118 at 004:003 (EPSON EPSON Scanner)>
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 255
bDeviceSubClass 255
bDeviceProtocol 255
bMaxPacketSize0 64
idVendor 0x04B8
idProduct 0x0118
bcdDevice 1.00
iManufacturer 1 (EPSON)
iProduct 2 (EPSON Scanner)
iSerialNumber 0 ()
bNumConfigurations 1
<configuration 0>
bLength 9
bDescriptorType 2
wTotalLength 32
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0 ()
bmAttributes 192 (Self-powered)
MaxPower 2 mA
<interface 0>
<altsetting 0>
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255
bInterfaceSubClass 255
bInterfaceProtocol 255
iInterface 0 ()
<endpoint 0>
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 (in 0x01)
bmAttributes 2 (bulk)
wMaxPacketSize 512
bInterval 255 ms
bRefresh 0
bSynchAddress 0
<endpoint 1>
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 (out 0x02)
bmAttributes 2 (bulk)
wMaxPacketSize 512
bInterval 255 ms
bRefresh 0
bSynchAddress 0
<trying to find out which USB chip is used>
checking for GT-6801 ...
this is not a GT-6801 (bcdUSB = 0x200)
checking for GT-6816 ...
this is not a GT-6816 (bDeviceClass = 255, bInterfaceClass = 255)
checking for GT-8911 ...
this is not a GT-8911 (check 1, bDeviceClass = 255, bInterfaceClass
= 255)
checking for MA-1017 ...
this is not a MA-1017 (bDeviceClass = 255, bInterfaceClass = 255)
checking for MA-1015 ...
this is not a MA-1015 (bcdUSB = 0x200)
checking for MA-1509 ...
this is not a MA-1509 (bcdUSB = 0x200)
checking for LM983[1,2,3] ...
this is not a LM983x (bcdUSB = 0x200)
checking for GL646 ...
this is not a GL646 (bDeviceClass = 255, bInterfaceClass = 255)
checking for GL646_HP ...
this is not a GL646_HP (bcdUSB = 0x200)
checking for GL660+GL646 ...
this is not a GL660+GL646 (bDeviceClass = 255, bInterfaceClass = 255)
checking for GL841 ...
this is not a GL841 (bNumEndpoints = 2)
checking for ICM532B ...
this is not a ICM532B (check 2, bcdUSB = 0x200)
<Couldn't determine the type of the USB chip>
found USB scanner (vendor=0x04b8 [EPSON], product=0x0118 [EPSON
Scanner]) at libusb:004:003
mike@fjord:~$ cat /etc/sane.d/dll.conf
#
epkowa
mike@fjord:~$ cat /etc/sane.d/epkowa.conf
# epkowa.conf
#
# USB scanner - only enable this if you have an EPSON scanner. It could
# otherwise block your non-EPSON scanner from being
# recognized.
#usb /dev/usb/scanner0
usb 0x04b8 0x0118
Thanks for your help.
Mike
