Hai Seems this problem was there in epson backend years back, see this list from november 2001. http://lists.alioth.debian.org/pipermail/sane-devel/2001-November/000875.html I have no other suggestions now, but if i find will post. -rayudu
On 8/24/05, Gerhard Grygiel <[email protected]> wrote: > Hi, > > On Wed, Aug 24, 2005 at 12:06:44PM -0400, Rayudu Addagarla wrote: > > Hai Gerhard, > > Try the snapscan backend. > > I saw some references of epson and the vendor ID, in snapscan.h and > > snapscan.conf > I build sane-backends new from cvs (1.0.16). > > # the snapascn backend test: > $ export SANE_DEBUG_SNAPSCAN=128 > $ scanimage -L > [sanei_debug] Setting debug level of snapscan to 128. > [snapscan] sane_snapscan_init > [snapscan] sane_snapscan_init: Snapscan backend version 1.4.43 > [snapscan] add_usb_device(libusb:004:002) > [snapscan] add_usb_device: Detected (kind of) an USB device > [snapscan] snapscani_usb_open(libusb:004:002) > [snapscan] add_usb_device: Checking if 0x04b8 is a supported USB vendor > ID > [snapscan] snapscani_check_device() > [snapscan] mini_inquiry > [snapscan] snapscan_cmd > [snapscan] snapscani_usb_cmd(0,0xbf992762,6,0xbf99273e,0xbf992768 (36)) > [snapscan] atomic_usb_cmd(0,0xbf992762,6,0xbf99273e,0xbf992768 (36)) > [snapscan] usb_cmd(0,0xbf992762,6,0xbf99273e,0xbf992768 (36)) > [snapscan] usb_cmd: cmdlen=6, datalen=0 > [snapscan] usb_write: writing: 0x12 0x00 0x00 0x00 0x24 0x00 > [snapscan] Written 6 bytes > [snapscan] usb_read Only 0 bytes read > [snapscan] usb_read: reading: 0x12 0x00 0x00 0x00 0x24 0x00 0x17 0xc0 > [snapscan] Read 0 bytes > [snapscan] mini_inquiry: snapscan_cmd command failed: Error during device I/O > [snapscan] snapscani_check_device: mini_inquiry failed with Error during > device I/O. > [snapscan] snapscani_usb_close(0) > [snapscan] 1st read 0 write 1 > [snapscan] snapscani_usb_cmd(0,0xbf992758,6,0xbf9926e0,0xbf992764 (120)) > [snapscan] atomic_usb_cmd(0,0xbf992758,6,0xbf9926e0,0xbf992764 (120)) > [snapscan] usb_cmd(0,0xbf992758,6,0xbf9926e0,0xbf992764 (120)) > [snapscan] usb_cmd: cmdlen=6, datalen=0 > [snapscan] usb_write: writing: 0x12 0x00 0x00 0x00 0x78 0x00 > [snapscan] Written 6 bytes > [snapscan] usb_read Only 0 bytes read > [snapscan] usb_read: reading: 0x12 0x00 0x00 0x00 0x78 0x00 0x00 0x00 > [snapscan] Read 0 bytes > [snapscan] 2nd read 0 write 2 > [snapscan] sane_snapscan_exit > > > It seems that the snapscan backend can't talk to the scanner. > > # the epson backend test > $ scanimage -L > device `epson:libusb:004:002' is a Epson flatbed scanner > $ export SANE_DEBUG_EPSON=128 > $ scanimage -d epson:libusb:004:002 > out.pnm > [sanei_debug] Setting debug level of epson to 128. > [epson] sane_init: sane-backends 1.0.16-cvs > [epson] sane_init, ># epson.conf< > [epson] sane_init, >#< > [epson] sane_init, ># here are some examples for how to configure the EPSON > backend< > [epson] sane_init, >#< > [epson] sane_init, ># SCSI scanner:< > [epson] sane_init, >scsi EPSON< > [epson] sane_init, ># for the GT-6500, comment out the previous line and > uncomment the following line:< > [epson] sane_init, >#scsi< > [epson] sane_init, >#< > [epson] sane_init, ># Parallel port scanner:< > [epson] sane_init, >#pio 0x278< > [epson] sane_init, >#pio 0x378< > [epson] sane_init, >#pio 0x3BC< > [epson] sane_init, >#< > [epson] sane_init, ># USB scanner:< > [epson] sane_init, ># There are two different methods of configuring a USB > scanner: libusb and the kernel module< > [epson] sane_init, ># For any system with libusb support (which is pretty > much any recent Linux distribution) the< > [epson] sane_init, ># following line is sufficient. This however assumes that > the connected scanner (or to be more< > [epson] sane_init, ># accurate, it's device ID) is known to the backend.< > [epson] sane_init, >usb< > [epson] attach_one_usb() > [epson] SANE Epson Backend v0.2.45 - 2000-01-09 > [epson] attach(, 3) > [epson] attach: opening > [epson] sane_init, ># For libusb support for unknown scanners use the > following command< > [epson] sane_init, ># usb <product ID> <device ID>< > [epson] sane_init, ># e.g.:< > [epson] sane_init, ># usb 0x4b8 0x110< > [epson] sane_init, ># And for the scanner module, use the following > configuration:< > [epson] sane_init, >#usb /dev/usbscanner0< > [epson] sane_init, >#usb /dev/usb/scanner0< > [epson] sane_init, >< > [epson] sane_init, ># Epson Perfection 4490< > [epson] sane_init, >usb 0x04b8 0x0119< > [epson] attach_one_usb(libusb:004:002) > [epson] SANE Epson Backend v0.2.45 - 2000-01-09 > [epson] attach(libusb:004:002, 3) > [epson] attach: opening libusb:004:002 > [epson] Found valid EPSON scanner: 0x4b8/0x119 (vendorID/productID) > [epson] reset() > [epson] send buf, size = 2 > [epson] buf[0] 1b . > [epson] buf[1] 40 @ > [epson] w_cmd_count = 1 > [epson] r_cmd_count = 0 > [epson] w_cmd_count = 1 > [epson] r_cmd_count = 1 > [epson] receive buf, expected = 1, got = 1 > [epson] buf[0] 15 . > [epson] get_identity_information() > [epson] send buf, size = 2 > [epson] buf[0] 1b . > [epson] buf[1] 49 I > [epson] w_cmd_count = 2 > [epson] r_cmd_count = 1 > [epson] w_cmd_count = 2 > [epson] r_cmd_count = 2 > [epson] receive buf, expected = 4, got = 1 > [epson] buf[0] 15 . > [epson] code 15 > [epson] type 1 0x31 > [epson] level 9 0x39 > [epson] no option equipment installed > [epson] Unknown type 1 or level 9, using B3 > [epson] fbf tlx 0.000000 tly 0.000000 brx 0.000000 bry 0.000000 [mm] > [epson] send buf, size = 2 > [epson] buf[0] 1b . > [epson] buf[1] 44 D > [epson] w_cmd_count = 3 > [epson] r_cmd_count = 2 > [epson] w_cmd_count = 3 > [epson] r_cmd_count = 3 > [epson] receive buf, expected = 1, got = 1 > [epson] buf[0] 15 . > [epson] send buf, size = 2 > [epson] buf[0] 1b . > [epson] buf[1] 44 D > [epson] w_cmd_count = 4 > [epson] r_cmd_count = 3 > [epson] w_cmd_count = 4 > [epson] r_cmd_count = 4 > [epson] receive buf, expected = 1, got = 1 > [epson] buf[0] 15 . > [epson] send buf, size = 2 > [epson] buf[0] 1b . > [epson] buf[1] 44 D > [epson] w_cmd_count = 5 > [epson] r_cmd_count = 4 > [epson] w_cmd_count = 5 > [epson] r_cmd_count = 5 > [epson] receive buf, expected = 1, got = 1 > [epson] buf[0] 15 . > [epson] Max. supported color depth = 8 > [epson] request_focus_position() > [epson] Disabling 'Set Focus' support > [epson] send buf, size = 2 > [epson] buf[0] 1b . > [epson] buf[1] 66 f > [epson] w_cmd_count = 6 > [epson] r_cmd_count = 5 > [epson] w_cmd_count = 6 > [epson] r_cmd_count = 6 > [epson] receive buf, expected = 4, got = 1 > [epson] buf[0] 15 . > [epson] code 15 > [epson] scanner model: > [epson] close_scanner(fd = 0) > [epson] w_cmd_count = 6 > [epson] r_cmd_count = 6 > [epson] w_cmd_count = 6 > [epson] r_cmd_count = 6 > [epson] sane_init, >< > [epson] sane_open(libusb:004:002) > [epson] init_options() > [epson] open_scanner() > [epson] setvalue(option = 38, value = 0xbf9b9794) > [epson] set = 0.000000 > [epson] setvalue(option = 39, value = 0xbf9b9794) > [epson] set = 0.000000 > [epson] sane_start() > [epson] open_scanner() > [epson] scanner is already open: fd = 0 > [epson] sane_start: Setting data format to 1 bits > [epson] send buf, size = 2 > [epson] buf[0] 1b . > [epson] buf[1] 44 D > [epson] w_cmd_count = 7 > [epson] r_cmd_count = 6 > [epson] w_cmd_count = 7 > [epson] r_cmd_count = 7 > [epson] receive buf, expected = 1, got = 1 > [epson] buf[0] 15 . > [epson] sane_start: set_data_format failed: Invalid argument > scanimage: sane_start: Invalid argument > [epson] close_scanner(fd = 0) > [epson] send buf, size = 2 > [epson] buf[0] 1b . > [epson] buf[1] 46 F > [epson] w_cmd_count = 8 > [epson] r_cmd_count = 7 > [epson] w_cmd_count = 8 > [epson] r_cmd_count = 8 > [epson] receive buf, expected = 4, got = 1 > [epson] buf[0] 15 . > [epson] w_cmd_count = 8 > [epson] r_cmd_count = 8 > [epson] w_cmd_count = 8 > [epson] r_cmd_count = 8 > > For the epkowa backend, I don't know were to find the newest sources. > > Please let me know if I can provide any further informations. > > Greetings Gerhard > > > -- > sane-devel mailing list: [email protected] > http://lists.alioth.debian.org/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > to [email protected] > -- Kondala Rayudu Addagarla Java Developer & Unix/Linux Administrator.
