[sane-devel] SuSE 10.0 gets "Out of memory" for Epson 4870 (GT-X700)

[Karl Heinz Kremer]

The error message comes from the scanner, and not Sane or XSane (or  
any other application). Try to make your scan area slightly smaller  
and see if this allows you to perform the scan.

Karl Heinz


On Oct 22, 2005, at 8:55 AM, Roger Price wrote:

> Dear List, For a year my Epson Perfection 4870 Photo ran well with  
> sane 1.0.14
> and xsane 0.94 on SuSE Linux 8.1.  I recently upgraded to SuSE  
> Linux OSS 10.0
> with sane 1.0.15, xsane 0.97.  I use the epson backend. The kernel  
> is 2.6.13.
> The scanner is USB connected and recognized as a GT-X700.  The PC  
> has 512
> Mbytes of memory.
>
>   sane-find-scanner reports
>
> USB scanner (vendor=0x04b8 [EPSON], product=0x0128 [EPSON Scanner])  
> at libusb:001:003
>
> At first the upgraded installation ran well: I managed to scan 20  
> postcards at
> 1200 dpi before getting the message
>
>    "Failed to start scanner: Out of memory".
>
> Restarting sane did not solve the problem.  Neither did logging out  
> of the
> user account and logging in again.
>
> I ran "shutdown -r now" as root and tried again.  This time I  
> managed to scan
> 8 postcards at 1200 dpi before getting the message "Failed to start  
> scanner:
> Out of memory".
>
> I repeated "shutdown -r now" and tried again, but now I cannot even  
> scan the
> first postcard.
>
> I set "export SANE_DEBUG_EPSON=255" and obtained the following  
> trace from the
> moment at which I clicked on "Scan" to the moment the "Out of  
> memory" window
> appeared:
>
> [epson] sane_get_parameters()
> [epson] Preview = 0
> [epson] Resolution = 1200
> [epson] get para 0x81b8c98 0x81b9388 tlx 11.270081 tly 3.646194 brx  
> 158.444199 bry 96.458710 [mm]
> [epson] params.format = 1
> [epson] params.last_frame = 1
> [epson] params.bytes_per_line = 41712
> [epson] params.pixels_per_line = 6952
> [epson] params.lines = 4385
> [epson] params.depth = 16
> [epson] sane_start()
> [epson] open_scanner()
> [epson] scanner is already open: fd = 0
> [epson] sane_start: Setting data format to 16 bits
> [epson] send buf, size = 2
> [epson] buf[0] 1b .
> [epson] buf[1] 44 D
> [epson] receive buf, expected = 1, got = 1
> [epson] buf[0] 06 .
> [epson] send buf, size = 1
>
> ...many similar send-receive messages...
>
> [epson] sane_start: set_color_correction( s, 0x80 )
>
> ...many more send-receive messages...
>
> [epson] receive buf, expected = 1, got = 1
> [epson] buf[0] 06 .
> [epson] sane_get_parameters()
> [epson] Preview = 0
> [epson] Resolution = 1200
> [epson] get para 0x81b8c98 0x81b9388 tlx 11.270081 tly 3.646194 brx  
> 158.444199 bry 96.458710 [mm]
> [epson] params.format = 1
> [epson] params.last_frame = 1
> [epson] params.bytes_per_line = 41712
> [epson] params.pixels_per_line = 6952
> [epson] params.lines = 4385
> [epson] params.depth = 16
> [epson] set_scan_area: 0x81b8c98 532 172 6952 4385
> [epson] send buf, size = 2
> [epson] buf[0] 1b .
> [epson] buf[1] 41 A
> [epson] receive buf, expected = 1, got = 1
> [epson] buf[0] 06 .
> [epson] send buf, size = 8
> [epson] buf[0] 14 .
> [epson] buf[1] 02 .
> [epson] buf[2] ac .
> [epson] buf[3] 00 .
> [epson] buf[4] 28 (
> [epson] buf[5] 1b .
> [epson] buf[6] 21 !
> [epson] buf[7] 11 .
> [epson] receive buf, expected = 1, got = 1
> [epson] buf[0] 06 .
> [epson] out of memory (line 4860)
> [epson] sane_get_parameters()
> [epson] Preview = 0
> [epson] Resolution = 1200
> [epson] get para 0x81b8c98 0x81b9388 tlx 11.270081 tly 3.646194 brx  
> 158.444199 bry 96.458710 [mm]
> [epson] params.format = 1
> [epson] params.last_frame = 1
> [epson] params.bytes_per_line = 41712
> [epson] params.pixels_per_line = 6952
> [epson] params.lines = 4385
> [epson] params.depth = 16
>
> KDE's Kooka is still able to scan a postcard at 1200 dpi, but I  
> would prefer
> to use xsane which gives precise control of the gamma.  Although  
> the upgrade
> now includes GIMP (version gimp-2.2.0) which was not present  
> previously, I
> don't use GIMP, so this is probably not the problem.
>
> Any suggestions or hints would be much appreciated.
>
> Best Regards,
> Roger
>
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