With 1.0.21-9 my Perfection 640U finally works with epson2. But only black/wite and gray scans are okay, color scans still don't work. I'm not sure if this is still the same bug or another one?
Below is the debug output of export SANE_DEBUG_EPSON2=255; scanimage -d epson2:libusb:007:002 --format pnm --preview=no --mode Color --resolution 75 1>temp/scan-out-color.pnm 2>temp/bug-sane-epson2-20101219-color.log: [sanei_debug] Setting debug level of epson2 to 255. [epson2] sane_epson2_init: sane-backends 1.0.21 [epson2] epson2 backend, version 1.0.124 [epson2] sane_epson2_open: name = libusb:007:002 [epson2] e2_dev_init [epson2] open_scanner: libusb:007:002 [epson2] scanner opened [epson2] found valid Epson scanner: 0x4b8/0x10c (vendorID/productID) [epson2] e2_set_model: model is 'generic' [epson2] esci_reset [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC @ [epson2] buf[0] 1b . [epson2] buf[1] 40 @ [epson2] e2_send: cmd count, r = 0, w = 1 [epson2] e2_recv: size = 1, buf = 0x7fff0762641f [epson2] e2_recv: cmd count, r = 1, w = 1 [epson2] buf[0] 06 . [epson2] e2_discover_capabilities [epson2] esci_request_identity [epson2] e2_cmd_info_block, params len = 2, reply len = 0, buf = 0x7fff07626408 [epson2] e2_send: size = 2, reply = 0 [epson2] e2_send: ESC I [epson2] buf[0] 1b . [epson2] buf[1] 49 I [epson2] e2_send: cmd count, r = 1, w = 2 [epson2] e2_recv: size = 4, buf = 0x7fff076262d0 [epson2] e2_recv: cmd count, r = 2, w = 2 [epson2] buf[0] 02 . [epson2] buf[1] 00 . [epson2] buf[2] 13 . [epson2] buf[3] 00 . [epson2] e2_recv_info_block: payload length: 19 [epson2] e2_recv: size = 19, buf = 0x1dbfbf0 [epson2] e2_recv: cmd count, r = 3, w = 2 [epson2] buf[0] 44 D [epson2] buf[1] 31 1 [epson2] buf[2] 52 R [epson2] buf[3] 4b K [epson2] buf[4] 00 . [epson2] buf[5] 52 R [epson2] buf[6] 96 . [epson2] buf[7] 00 . [epson2] buf[8] 52 R [epson2] buf[9] 2c , [epson2] buf[10] 01 . [epson2] buf[11] 52 R [epson2] buf[12] 58 X [epson2] buf[13] 02 . [epson2] buf[14] 41 A [epson2] buf[15] ec . [epson2] buf[16] 13 . [epson2] buf[17] 7c | [epson2] buf[18] 1b . [epson2] e2_set_cmd_level: D1 [epson2] e2_add_resolution: add (dpi): 75 [epson2] e2_add_resolution: add (dpi): 150 [epson2] e2_add_resolution: add (dpi): 300 [epson2] e2_add_resolution: add (dpi): 600 [epson2] maximum scan area: 5100x7036 [epson2] e2_set_fbf_area: 0.000000,0.000000 215.899994,297.857330 600 [mm] [epson2] esci_request_status [epson2] e2_send: size = 2, reply = 4 [epson2] e2_send: ESC F [epson2] buf[0] 1b . [epson2] buf[1] 46 F [epson2] e2_send: cmd count, r = 3, w = 3 [epson2] e2_recv: size = 4, buf = 0x7fff07626320 [epson2] e2_recv: cmd count, r = 4, w = 3 [epson2] buf[0] 02 . [epson2] buf[1] 00 . [epson2] buf[2] 00 . [epson2] buf[3] 00 . [epson2] status: 00 [epson2] ready [epson2] no option equipment installed [epson2] does NOT support extended commands [epson2] detection with request_extended_status [epson2] esci_request_extended_status [epson2] e2_cmd_info_block, params len = 2, reply len = 42, buf = 0x7fff07626368 [epson2] e2_send: size = 2, reply = 46 [epson2] e2_send: ESC f [epson2] buf[0] 1b . [epson2] buf[1] 66 f [epson2] e2_send: cmd count, r = 4, w = 4 [epson2] e2_recv: size = 4, buf = 0x7fff076262b0 [epson2] e2_recv: cmd count, r = 5, w = 4 [epson2] buf[0] 02 . [epson2] buf[1] 00 . [epson2] buf[2] 2a * [epson2] buf[3] 00 . [epson2] e2_recv_info_block: payload length: 42 [epson2] e2_recv: size = 42, buf = 0x1dbfc30 [epson2] e2_recv: cmd count, r = 6, w = 4 [epson2] buf[0] 01 . [epson2] buf[1] 00 . [epson2] buf[2] 00 . [epson2] buf[3] 00 . [epson2] buf[4] 00 . [epson2] buf[5] 00 . [epson2] buf[6] 00 . [epson2] buf[7] 00 . [epson2] buf[8] 00 . [epson2] buf[9] 00 . [epson2] buf[10] 00 . [epson2] buf[11] 00 . [epson2] buf[12] 00 . [epson2] buf[13] 00 . [epson2] buf[14] 00 . [epson2] buf[15] 00 . [epson2] buf[16] 00 . [epson2] buf[17] 00 . [epson2] buf[18] 00 . [epson2] buf[19] 00 . [epson2] buf[20] 00 . [epson2] buf[21] 00 . [epson2] buf[22] 00 . [epson2] buf[23] 00 . [epson2] buf[24] 00 . [epson2] buf[25] 00 . [epson2] buf[26] 50 P [epson2] buf[27] 65 e [epson2] buf[28] 72 r [epson2] buf[29] 66 f [epson2] buf[30] 65 e [epson2] buf[31] 63 c [epson2] buf[32] 74 t [epson2] buf[33] 69 i [epson2] buf[34] 6f o [epson2] buf[35] 6e n [epson2] buf[36] 36 6 [epson2] buf[37] 34 4 [epson2] buf[38] 30 0 [epson2] buf[39] 20 [epson2] buf[40] 20 [epson2] buf[41] 20 [epson2] main = 01, ADF = 00, TPU = 00, main 2 = 00 [epson2] e2_set_model: model is 'Perfection640' [epson2] push button detected [epson2] no command available to detect capabilities [epson2] esci_request_identity2 [epson2] e2_cmd_info_block, params len = 2, reply len = 0, buf = 0x7fff07626408 [epson2] e2_send: size = 2, reply = 0 [epson2] e2_send: ESC i [epson2] buf[0] 1b . [epson2] buf[1] 69 i [epson2] e2_send: cmd count, r = 6, w = 5 [epson2] e2_recv: size = 4, buf = 0x7fff076262c0 [epson2] e2_recv: cmd count, r = 7, w = 5 [epson2] buf[0] 02 . [epson2] buf[1] 00 . [epson2] buf[2] 2c , [epson2] buf[3] 00 . [epson2] e2_recv_info_block: payload length: 44 [epson2] e2_recv: size = 44, buf = 0x1dbfc30 [epson2] e2_recv: cmd count, r = 8, w = 5 [epson2] buf[0] 58 X [epson2] buf[1] 02 . [epson2] buf[2] d5 . [epson2] buf[3] 00 . [epson2] buf[4] 08 . [epson2] buf[5] 08 . [epson2] buf[6] 08 . [epson2] buf[7] 00 . [epson2] buf[8] 00 . [epson2] buf[9] 00 . [epson2] buf[10] 00 . [epson2] buf[11] 00 . [epson2] buf[12] 00 . [epson2] buf[13] 00 . [epson2] buf[14] 32 2 [epson2] buf[15] 00 . [epson2] buf[16] 4b K [epson2] buf[17] 00 . [epson2] buf[18] 64 d [epson2] buf[19] 00 . [epson2] buf[20] 96 . [epson2] buf[21] 00 . [epson2] buf[22] c8 . [epson2] buf[23] 00 . [epson2] buf[24] 2c , [epson2] buf[25] 01 . [epson2] buf[26] 58 X [epson2] buf[27] 02 . [epson2] buf[28] 00 . [epson2] buf[29] 00 . [epson2] buf[30] 4b K [epson2] buf[31] 00 . [epson2] buf[32] 96 . [epson2] buf[33] 00 . [epson2] buf[34] 2c , [epson2] buf[35] 01 . [epson2] buf[36] 58 X [epson2] buf[37] 02 . [epson2] buf[38] b0 . [epson2] buf[39] 04 . [epson2] buf[40] 60 ` [epson2] buf[41] 09 . [epson2] buf[42] 00 . [epson2] buf[43] 00 . [epson2] discovering max depth, NAKs are expected [epson2] e2_esc_cmd: cmd = 0x44, val = 16 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC D [epson2] buf[0] 1b . [epson2] buf[1] 44 D [epson2] e2_send: cmd count, r = 8, w = 6 [epson2] e2_recv: size = 1, buf = 0x7fff0762634f [epson2] e2_recv: cmd count, r = 9, w = 6 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 1 [epson2] e2_send: size = 1, reply = 1 [epson2] buf[0] 10 . [epson2] e2_send: cmd count, r = 9, w = 7 [epson2] e2_recv: size = 1, buf = 0x7fff0762634f [epson2] e2_recv: cmd count, r = 10, w = 7 [epson2] buf[0] 15 . [epson2] e2_cmd_simple: NAK [epson2] e2_esc_cmd: cmd = 0x44, val = 14 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC D [epson2] buf[0] 1b . [epson2] buf[1] 44 D [epson2] e2_send: cmd count, r = 10, w = 8 [epson2] e2_recv: size = 1, buf = 0x7fff0762634f [epson2] e2_recv: cmd count, r = 11, w = 8 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 1 [epson2] e2_send: size = 1, reply = 1 [epson2] buf[0] 0e . [epson2] e2_send: cmd count, r = 11, w = 9 [epson2] e2_recv: size = 1, buf = 0x7fff0762634f [epson2] e2_recv: cmd count, r = 12, w = 9 [epson2] buf[0] 15 . [epson2] e2_cmd_simple: NAK [epson2] e2_esc_cmd: cmd = 0x44, val = 12 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC D [epson2] buf[0] 1b . [epson2] buf[1] 44 D [epson2] e2_send: cmd count, r = 12, w = 10 [epson2] e2_recv: size = 1, buf = 0x7fff0762634f [epson2] e2_recv: cmd count, r = 13, w = 10 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 1 [epson2] e2_send: size = 1, reply = 1 [epson2] buf[0] 0c . [epson2] e2_send: cmd count, r = 13, w = 11 [epson2] e2_recv: size = 1, buf = 0x7fff0762634f [epson2] e2_recv: cmd count, r = 14, w = 11 [epson2] buf[0] 15 . [epson2] e2_cmd_simple: NAK [epson2] maximum supported color depth: 8 [epson2] esci_request_focus_position [epson2] setting focus is not supported [epson2] e2_dev_post_init [epson2] CCT model id is 0x15, profile offset 6 [epson2] esci_reset [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC @ [epson2] buf[0] 1b . [epson2] buf[1] 40 @ [epson2] e2_send: cmd count, r = 14, w = 12 [epson2] e2_recv: size = 1, buf = 0x7fff0762641f [epson2] e2_recv: cmd count, r = 15, w = 12 [epson2] buf[0] 06 . [epson2] scanner model: Perfection640 [epson2] handle obtained [epson2] open_scanner: libusb:007:002 [epson2] scanner is already open: fd = 1 [epson2] esci_reset [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC @ [epson2] buf[0] 1b . [epson2] buf[1] 40 @ [epson2] e2_send: cmd count, r = 15, w = 13 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 16, w = 13 [epson2] buf[0] 06 . [epson2] sane_epson2_control_option: action = 0, option = 0 [epson2] getvalue: option = 0 [epson2] sane_epson2_control_option: action = 0, option = 0 [epson2] getvalue: option = 0 [epson2] sane_epson2_control_option: action = 0, option = 27 [epson2] getvalue: option = 27 [epson2] sane_epson2_control_option: action = 0, option = 25 [epson2] getvalue: option = 25 [epson2] sane_epson2_control_option: action = 0, option = 28 [epson2] getvalue: option = 28 [epson2] sane_epson2_control_option: action = 0, option = 26 [epson2] getvalue: option = 26 [epson2] sane_epson2_control_option: action = 1, option = 23 [epson2] setvalue: option = 23, value = 0x7fff0762656c [epson2] setvalue: end [epson2] sane_epson2_control_option: action = 1, option = 2 [epson2] setvalue: option = 2, value = 0x1dc04a0 [epson2] setvalue: end [epson2] sane_epson2_control_option: action = 0, option = 0 [epson2] getvalue: option = 0 [epson2] sane_epson2_control_option: action = 0, option = 27 [epson2] getvalue: option = 27 [epson2] sane_epson2_control_option: action = 0, option = 25 [epson2] getvalue: option = 25 [epson2] sane_epson2_control_option: action = 0, option = 28 [epson2] getvalue: option = 28 [epson2] sane_epson2_control_option: action = 0, option = 26 [epson2] getvalue: option = 26 [epson2] sane_epson2_control_option: action = 1, option = 10 [epson2] setvalue: option = 10, value = 0x1dc04c0 [epson2] setting resolution to 75 [epson2] setvalue: end [epson2] sane_epson2_control_option: action = 0, option = 0 [epson2] getvalue: option = 0 [epson2] sane_epson2_control_option: action = 0, option = 27 [epson2] getvalue: option = 27 [epson2] sane_epson2_control_option: action = 0, option = 25 [epson2] getvalue: option = 25 [epson2] sane_epson2_control_option: action = 0, option = 28 [epson2] getvalue: option = 28 [epson2] sane_epson2_control_option: action = 0, option = 26 [epson2] getvalue: option = 26 [epson2] sane_epson2_control_option: action = 0, option = 25 [epson2] getvalue: option = 25 [epson2] sane_epson2_control_option: action = 1, option = 27 [epson2] setvalue: option = 27, value = 0x7fff0762864c [epson2] setting size to 215.899994 [epson2] setvalue: end [epson2] sane_epson2_control_option: action = 0, option = 26 [epson2] getvalue: option = 26 [epson2] sane_epson2_control_option: action = 1, option = 28 [epson2] setvalue: option = 28, value = 0x7fff0762864c [epson2] setting size to 297.857330 [epson2] setvalue: end [epson2] sane_epson2_start [epson2] e2_check_adf [epson2] e2_init_parameters [epson2] e2_init_parameters: resolution = 75, preview = 0 [epson2] e2_init_parameters: 0x1dbe4d0 0x1dbed00 tlx 0.000000 tly 0.000000 brx 215.899994 bry 297.857330 [mm] [epson2] e2_init_parameters: color shuffling required [epson2] e2_setup_block_mode [epson2] max req size: 131072, line count: 69 [epson2] final line count is 68 [epson2] params.format = 1 [epson2] params.last_frame = 1 [epson2] params.bytes_per_line = 1896 [epson2] params.pixels_per_line = 632 [epson2] params.lines = 879 [epson2] params.depth = 8 [epson2] e2_set_scanning_parameters [epson2] e2_esc_cmd: cmd = 0x43, val = 19 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC C [epson2] buf[0] 1b . [epson2] buf[1] 43 C [epson2] e2_send: cmd count, r = 16, w = 14 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 17, w = 14 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 1 [epson2] e2_send: size = 1, reply = 1 [epson2] buf[0] 13 . [epson2] e2_send: cmd count, r = 17, w = 15 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 18, w = 15 [epson2] buf[0] 06 . [epson2] e2_set_scanning_parameters: setting data format to 8 bits [epson2] e2_esc_cmd: cmd = 0x44, val = 8 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC D [epson2] buf[0] 1b . [epson2] buf[1] 44 D [epson2] e2_send: cmd count, r = 18, w = 16 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 19, w = 16 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 1 [epson2] e2_send: size = 1, reply = 1 [epson2] buf[0] 08 . [epson2] e2_send: cmd count, r = 19, w = 17 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 20, w = 17 [epson2] buf[0] 06 . [epson2] e2_esc_cmd: cmd = 0x5a, val = 4 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC Z [epson2] buf[0] 1b . [epson2] buf[1] 5a Z [epson2] e2_send: cmd count, r = 20, w = 18 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 21, w = 18 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 1 [epson2] e2_send: size = 1, reply = 1 [epson2] buf[0] 04 . [epson2] e2_send: cmd count, r = 21, w = 19 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 22, w = 19 [epson2] buf[0] 06 . [epson2] e2_esc_cmd: cmd = 0x67, val = 0 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC g [epson2] buf[0] 1b . [epson2] buf[1] 67 g [epson2] e2_send: cmd count, r = 22, w = 20 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 23, w = 20 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 1 [epson2] e2_send: size = 1, reply = 1 [epson2] buf[0] 00 . [epson2] e2_send: cmd count, r = 23, w = 21 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 24, w = 21 [epson2] buf[0] 06 . [epson2] esci_set_resolution: x = 75, y = 75 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC R [epson2] buf[0] 1b . [epson2] buf[1] 52 R [epson2] e2_send: cmd count, r = 24, w = 22 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 25, w = 22 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 4 [epson2] e2_send: size = 4, reply = 1 [epson2] buf[0] 4b K [epson2] buf[1] 00 . [epson2] buf[2] 4b K [epson2] buf[3] 00 . [epson2] e2_send: cmd count, r = 25, w = 23 [epson2] e2_recv: size = 1, buf = 0x7fff076264bf [epson2] e2_recv: cmd count, r = 26, w = 23 [epson2] buf[0] 06 . [epson2] esci_set_scan_area: x = 0, y = 0, w = 632, h = 881 [epson2] e2_cmd_simple: size = 2 [epson2] e2_send: size = 2, reply = 1 [epson2] e2_send: ESC A [epson2] buf[0] 1b . [epson2] buf[1] 41 A [epson2] e2_send: cmd count, r = 26, w = 24 [epson2] e2_recv: size = 1, buf = 0x7fff0762649f [epson2] e2_recv: cmd count, r = 27, w = 24 [epson2] buf[0] 06 . [epson2] e2_cmd_simple: size = 8 [epson2] e2_send: size = 8, reply = 1 [epson2] buf[0] 00 . [epson2] buf[1] 00 . [epson2] buf[2] 00 . [epson2] buf[3] 00 . [epson2] buf[4] 78 x [epson2] buf[5] 02 . [epson2] buf[6] 71 q [epson2] buf[7] 03 . [epson2] e2_send: cmd count, r = 27, w = 25 [epson2] e2_recv: size = 1, buf = 0x7fff0762649f [epson2] e2_recv: cmd count, r = 28, w = 25 [epson2] buf[0] 15 . [epson2] e2_cmd_simple: NAK scanimage: sane_start: Invalid argument [epson2] close_scanner: fd = 1 [epson2] esci_request_extended_status [epson2] e2_cmd_info_block, params len = 2, reply len = 42, buf = 0x7fff076285d8 [epson2] e2_send: size = 2, reply = 46 [epson2] e2_send: ESC f [epson2] buf[0] 1b . [epson2] buf[1] 66 f [epson2] e2_send: cmd count, r = 28, w = 26 [epson2] e2_recv: size = 4, buf = 0x7fff07628520 [epson2] e2_recv: cmd count, r = 29, w = 26 [epson2] buf[0] 02 . [epson2] buf[1] 00 . [epson2] buf[2] 2a * [epson2] buf[3] 00 . [epson2] e2_recv_info_block: payload length: 42 [epson2] e2_recv: size = 42, buf = 0x1dc04e0 [epson2] e2_recv: cmd count, r = 30, w = 26 [epson2] buf[0] 01 . [epson2] buf[1] 00 . [epson2] buf[2] 00 . [epson2] buf[3] 00 . [epson2] buf[4] 00 . [epson2] buf[5] 00 . [epson2] buf[6] 00 . [epson2] buf[7] 00 . [epson2] buf[8] 00 . [epson2] buf[9] 00 . [epson2] buf[10] 00 . [epson2] buf[11] 00 . [epson2] buf[12] 00 . [epson2] buf[13] 00 . [epson2] buf[14] 00 . [epson2] buf[15] 00 . [epson2] buf[16] 00 . [epson2] buf[17] 00 . [epson2] buf[18] 00 . [epson2] buf[19] 00 . [epson2] buf[20] 00 . [epson2] buf[21] 00 . [epson2] buf[22] 00 . [epson2] buf[23] 00 . [epson2] buf[24] 00 . [epson2] buf[25] 00 . [epson2] buf[26] 50 P [epson2] buf[27] 65 e [epson2] buf[28] 72 r [epson2] buf[29] 66 f [epson2] buf[30] 65 e [epson2] buf[31] 63 c [epson2] buf[32] 74 t [epson2] buf[33] 69 i [epson2] buf[34] 6f o [epson2] buf[35] 6e n [epson2] buf[36] 36 6 [epson2] buf[37] 34 4 [epson2] buf[38] 30 0 [epson2] buf[39] 20 [epson2] buf[40] 20 [epson2] buf[41] 20 [epson2] main = 01, ADF = 00, TPU = 00, main 2 = 00 [epson2] sane_epson2_exit [epson2] free_devices -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]
