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<META NAME="Author" CONTENT="Raimar Wulkenhaar (raimar@doppler.thp.univie.ac.at)">
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<H1>Floating point error with snapscan backend</H1>
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<STRONG>From:</STRONG> Raimar Wulkenhaar (<A HREF="mailto:raimar@doppler.thp.univie.ac.at?Subject=Re:%20Floating%20point%20error%20with%20snapscan%20backend&In-Reply-To=&lt;3920F129.CB0A9D1E@doppler.thp.univie.ac.at&gt;"><EM>raimar@doppler.thp.univie.ac.at</EM></A>)<BR>
<STRONG>Date:</STRONG> Mon May 15 2000 - 23:56:41 PDT
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Hi,
<BR>
<P>I have got the Acer Prisa 620ST and tried to get it working with sane.
<BR>
The ACARD card shipped with the scanner seems to be OK as
<BR>
/proc/scsi/scsi contains
<BR>
<P>Attached devices:
<BR>
Host: scsi0 Channel: 00 Id: 02 Lun: 00
<BR>
&nbsp;&nbsp;Vendor: Color Model: FlatbedScanner_9 Rev: 0117
<BR>
&nbsp;&nbsp;Type: Scanner ANSI SCSI revision: 02
<BR>
<P>sane-1.0.2 compiles without problems on Linux-2.2.15 with sg-2.1.37.
<BR>
scanimage -L gives
<BR>
<P>device `snapscan:/dev/sga' is a Color FlatbedScanner_9 flatbed scanner
<BR>
device `snapscan:/dev/scanner' is a Color FlatbedScanner_9 flatbed
<BR>
scanner
<BR>
<P>But scanimage -T or with any option other than -V or -L aborts with
<BR>
`Floating point exception'.
<BR>
<P>Does anybody have an idea what the reason could be? There is some
<BR>
mention of floating point errors in the history section of snapscan.c.
<BR>
<P>Thanks in advance,
<BR>
Raimar
<BR>
<P><PRE>
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