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<H1>Re: Latest sane CVS, Epson GT7000 and xsane</H1>
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<STRONG>From:</STRONG> <A HREF="mailto:khk@khk.net?Subject=Re:%20Latest%20sane%20CVS,%20Epson%20GT7000%20and%20xsane&In-Reply-To=&lt;20000606211936.A13003@khk.net&gt;"><EM>khk@khk.net</EM></A><BR>
<STRONG>Date:</STRONG> Tue Jun 06 2000 - 18:19:36 PDT
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On Tue, Jun 06, 2000 at 07:19:43AM -0000, <A HREF="mailto:khk@khk.net?Subject=Re:%20Latest%20sane%20CVS,%20Epson%20GT7000%20and%20xsane&In-Reply-To=&lt;20000606211936.A13003@khk.net&gt;">khk@khk.net</A> wrote:
<BR>
<EM>&gt; Dave Hill &lt;<A HREF="mailto:dave@minnie.demon.co.uk?Subject=Re:%20Latest%20sane%20CVS,%20Epson%20GT7000%20and%20xsane&In-Reply-To=&lt;20000606211936.A13003@khk.net&gt;">dave@minnie.demon.co.uk</A>&gt; said:
</EM><BR>
<EM>&gt;
</EM><BR>
<EM>&gt; &gt; Hi
</EM><BR>
<EM>&gt; &gt;
</EM><BR>
<EM>&gt; &gt; I just upgraded my copy of sane to the latest CVS version (as of
</EM><BR>
<EM>&gt; &gt; 2000/06/05) and I think I have found a problem.
</EM><BR>
<EM>&gt; &gt;
</EM><BR>
<EM>&gt; &gt; Using xsane, when I do a preview scan, the bottom of the image
</EM><BR>
<EM>&gt; &gt; is truncated (shows as white).
</EM><BR>
<EM>&gt; &gt;
</EM><BR>
<EM>&gt; &gt; When I do a scan to a pnm file, the file is incomplete, Image
</EM><BR>
<EM>&gt; &gt; Magick says &quot;display: not enough pixels (out.pnm).&quot; and Gimp
</EM><BR>
<EM>&gt; &gt; is unable to load the image.
</EM><BR>
<EM>&gt; &gt;
</EM><BR>
<EM>&gt; &gt; If I use xscanimage, all is OK!
</EM><BR>
<EM>&gt;
</EM><BR>
<EM>&gt; [ ... ]
</EM><BR>
<EM>&gt;
</EM><BR>
<EM>&gt; &gt; I presume that the problem is in the Epson backend - Karl,
</EM><BR>
<EM>&gt; &gt; have you seen this problem?
</EM><BR>
<EM>&gt; &gt;
</EM><BR>
<EM>&gt;
</EM><BR>
<EM>&gt; No, I have not. Otherwise I would not have uploaded the new
</EM><BR>
<EM>&gt; stuff to the CVS server. I am not using the PNM format to
</EM><BR>
<EM>&gt; store my images, if I use xsane directly (not as a Gimp
</EM><BR>
<EM>&gt; plugin) then I use TIFF.
</EM><BR>
<EM>&gt;
</EM><BR>
<EM>&gt; I'll check tonight if this shows up on my system as well.
</EM><BR>
<P>OK, I did check and you are right, there is something wrong.
<BR>
It does show up on my Perfection610, but the Perfection1200
<BR>
does fine. Also, when I store as TIFF then everything's fine.
<BR>
<P>The effect on the Perfection610 is not a bug, it's a feature :-)
<BR>
Some background: This scanner does send the three color channels
<BR>
in the order it scans them - there is a shift between the three
<BR>
channels. I have to &quot;re-shuffle&quot; these lines to get rid of this
<BR>
shift. To get rid of some artifacts at the beginning and the end
<BR>
of the scan I have to modify the scan area. This works fine as
<BR>
long as there is room to increase the scan area: This is of course
<BR>
not possible when you are scanning the whole page.
<BR>
<P>I do however not understand why this shows up with the GT-7000
<BR>
(If I remember correctly, this is the Perfection636). Do you
<BR>
have the SCSI or the USB version?
<BR>
<P>Karl Heinz
<BR>
<P>
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<LI>application/pgp-signature attachment: <A HREF="att-0049/01-part">stored</A>
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