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<!-- received="Mon Jun 28 11:32:45 1999 PDT" -->
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<!-- sent="Mon, 28 Jun 1999 14:32:34 -0400" -->
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<!-- name="joel@cs.rochester.edu" -->
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<!-- email="joel@cs.rochester.edu" -->
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<!-- subject="Re: X6EL modes under OS/2?" -->
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<!-- id="199906281832.OAA02091@skunk.cs.rochester.edu" -->
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<!-- inreplyto="X6EL modes under OS/2?" -->
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<title>sane-devel: Re: X6EL modes under OS/2?</title>
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<h1>Re: X6EL modes under OS/2?</h1>
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<a href="mailto:joel@cs.rochester.edu"><i>joel@cs.rochester.edu</i></a><br>
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<i>Mon, 28 Jun 1999 14:32:34 -0400</i>
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<p>
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<ul>
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<li> <b>Messages sorted by:</b> <a href="date.html#227">[ date ]</a><a href="index.html#227">[ thread ]</a><a href="subject.html#227">[ subject ]</a><a href="author.html#227">[ author ]</a>
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<li> <b>Next message:</b> <a href="0228.html">Roderick Klein: "Re: Scanner Development"</a>
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<li> <b>Previous message:</b> <a href="0226.html">abel deuring: "Re: calculation of bytes to read, bytes per line etc"</a>
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<li> <b>Maybe in reply to:</b> <a href="0212.html">joel@cs.rochester.edu: "X6EL modes under OS/2?"</a>
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<!-- nextthread="start" -->
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<li> <b>Next in thread:</b> <a href="0229.html">Yuri Dario: "Re: X6EL modes under OS/2?"</a>
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<li> <b>Reply:</b> <a href="0229.html">Yuri Dario: "Re: X6EL modes under OS/2?"</a>
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<!-- reply="end" -->
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</ul>
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<i>>From: Bernd Schroeder <<a href="mailto:Bernd.M.Schroeder@gmx.de">Bernd.M.Schroeder@gmx.de</a>></i><br>
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<i>></i><br>
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<i>>> The new os/2 compilation of SANE 1.0.1 gives me a core dump whenever I=20</i><br>
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<i>>> try "36-bit Color" or "12-bit Gray" on my Microtek X6EL. My command=20</i><br>
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<i>>> line is something like this:</i><br>
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<i>>>=20</i><br>
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<i>>> scanimage --device-name=3Dmicrotek2:b1t6l0 --mode=3D"36-bit Color"</i><br>
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<i>>>trial.ppm</i><br>
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<i>>>=20</i><br>
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<i>>> Has anyone gotten either of these modes to work on a similar=20</i><br>
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<i>>> configuration?</i><br>
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<i>></i><br>
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<i>>1) With the version of the backend included in sane-1.0.1 the</i><br>
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<i>> scan mode option has been split into two options. You can</i><br>
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<i>> try instead something like this:</i><br>
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<i>></i><br>
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<i>> scanimage --device-name=3Dmicrotek2:b1t6l0 --mode=3DColor --depth=3D8</i><br>
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<i>></i><br>
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<i>> for a scan with 8 bit per color.</i><br>
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<i>></i><br>
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<i>>2) Last time I checked scanimage didn=B4t support more than 8 bit</i><br>
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<i>> at all. In fact, if you issue a scanimage command and specify</i><br>
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<i>> a color depth of more than 8 bit scanimage tries to stop the</i><br>
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<i>> scan by sending a cancel command to the device. There seems</i><br>
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<i>> to be a bug in the backend, that it ignores a cancel during</i><br>
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<i>> a scan (but not during a preview).</i><br>
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<i>></i><br>
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<i>>3) Of course, scanimage or the backend should not segfault, when</i><br>
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<i>> wrong parameters are specified. Actually this happens, when</i><br>
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<i>> scanimage reads the OPT_BR_X option, but I am not yet sure,</i><br>
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<i>> whether this happens, because the backend ignores the cancel</i><br>
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<i>> command. This happens on Linux, too, and is not a problem of</i><br>
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<i>> the OS/2 port.</i><br>
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<i>></i><br>
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<i>>Bernd=20</i><br>
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<i>></i><br>
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<p>
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<p>
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<p>
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That does explain my difficulties. Is scanimage the smallest available<br>
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executable file that includes the back end?<br>
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<p>
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Incidentally, the new options do *not* seem to be recognized,<br>
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and the split isn't yet menioned in the help.<br>
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<p>
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Thanks.<br>
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<p>
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Joel Seiferas<br>
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<p>
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<pre>
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--
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Source code, list archive, and docs: <a href="http://www.mostang.com/sane/">http://www.mostang.com/sane/</a>
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</pre>
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<!-- body="end" -->
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<p>
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<ul>
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<!-- next="start" -->
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<li> <b>Next message:</b> <a href="0228.html">Roderick Klein: "Re: Scanner Development"</a>
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<li> <b>Previous message:</b> <a href="0226.html">abel deuring: "Re: calculation of bytes to read, bytes per line etc"</a>
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<li> <b>Maybe in reply to:</b> <a href="0212.html">joel@cs.rochester.edu: "X6EL modes under OS/2?"</a>
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<!-- nextthread="start" -->
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<li> <b>Next in thread:</b> <a href="0229.html">Yuri Dario: "Re: X6EL modes under OS/2?"</a>
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<li> <b>Reply:</b> <a href="0229.html">Yuri Dario: "Re: X6EL modes under OS/2?"</a>
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<!-- reply="end" -->
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</ul>
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