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61 wiersze
3.5 KiB
HTML
<!-- received="Wed Dec 2 07:30:17 1998 PST" -->
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<!-- sent="Wed, 2 Dec 1998 10:26:09 -0500 (EST)" -->
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<!-- name="William L. Sebok" -->
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<!-- email="wls@astro.umd.edu" -->
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<!-- subject="Re: Adjusting contrast and brightness" -->
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<!-- id="199812021526.KAA04039@earth.astro.umd.edu" -->
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<!-- inreplyto="Adjusting contrast and brightness" -->
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<title>sane-devel: Re: Adjusting contrast and brightness</title>
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<h1>Re: Adjusting contrast and brightness</h1>
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<b>William L. Sebok</b> (<a href="mailto:wls@astro.umd.edu"><i>wls@astro.umd.edu</i></a>)<br>
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<i>Wed, 2 Dec 1998 10:26:09 -0500 (EST)</i>
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<p>
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<li> <b>Next message:</b> <a href="0011.html">David Mosberger-Tang: "SANE logo contest at http://contest.gimp.org/"</a>
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<li> <b>Previous message:</b> <a href="0009.html">Jon Knight: "Re: USB scanners?"</a>
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<li> <b>Maybe in reply to:</b> <a href="0004.html">David Fox: "Adjusting contrast and brightness"</a>
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<li> <b>Next in thread:</b> <a href="0022.html">David Fox: "Re: Adjusting contrast and brightness"</a>
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<li> <b>Next in thread:</b> <a href="0018.html">Oliver Rauch: "Re: Adjusting contrast and brightness"</a>
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<li> <b>Next in thread:</b> <a href="0008.html">Jon Knight: "Re: Genius scanners"</a>
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<li> <b>Reply:</b> <a href="0022.html">David Fox: "Re: Adjusting contrast and brightness"</a>
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David Fox says:<br>
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<i>> What I miss from the Windows scanning software is the way it could</i><br>
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<i>> automatically choose good settings for the brightness and contrast</i><br>
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<i>> based on the selected section of the preview. I'm interested in</i><br>
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<i>> implementing this for xscanimage, can anyone point me to a good</i><br>
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<i>> algorithm for doing this, or to a source of good algorithms?</i><br>
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<p>
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Actually, automatically choosing brightness, contrast and gamma from a<br>
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selection on the preview is exactly the feature on the windows driver for<br>
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my Umax S12 that I miss most in sane. That and being able to zoom the preview<br>
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window to make a decently precise selection.<br>
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<p>
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Bill Sebok Computer Software Manager, Univ. of Maryland, Astronomy<br>
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Internet: <a href="mailto:wls@astro.umd.edu">wls@astro.umd.edu</a> URL: <a href="http://www.astro.umd.edu/~wls/">http://www.astro.umd.edu/~wls/</a><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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<!-- next="start" -->
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<li> <b>Next message:</b> <a href="0011.html">David Mosberger-Tang: "SANE logo contest at http://contest.gimp.org/"</a>
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<li> <b>Previous message:</b> <a href="0009.html">Jon Knight: "Re: USB scanners?"</a>
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<li> <b>Maybe in reply to:</b> <a href="0004.html">David Fox: "Adjusting contrast and brightness"</a>
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<!-- nextthread="start" -->
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<li> <b>Next in thread:</b> <a href="0022.html">David Fox: "Re: Adjusting contrast and brightness"</a>
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<li> <b>Next in thread:</b> <a href="0018.html">Oliver Rauch: "Re: Adjusting contrast and brightness"</a>
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<li> <b>Next in thread:</b> <a href="0008.html">Jon Knight: "Re: Genius scanners"</a>
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<li> <b>Reply:</b> <a href="0022.html">David Fox: "Re: Adjusting contrast and brightness"</a>
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</ul>
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