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<title>sane-devel: Re: [umax] Can't use 10-bit scan: "preview cannot handle depth 16"</title>
<h1>Re: [umax] Can't use 10-bit scan: "preview cannot handle depth 16"</h1>
<b>Michael Sweet</b> (<a href="mailto:mike@easysw.com"><i>mike@easysw.com</i></a>)<br>
<i>Thu, 07 May 1998 19:57:42 -0400</i>
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<li> <b>Next message:</b> <a href="0089.html">Donald Burr: "Re: [umax] using custom gamma table dumps core"</a>
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Kenneth Crudup wrote:<br>
<i>&gt; </i><br>
<i>&gt; I know that at least some of the current OpenGL-capable PC graphics</i><br>
<i>&gt; cards support real 32-bit color information in a variety of</i><br>
<i>&gt; configurations (RGBA = 8:8:8:8, 10:10:10:2, etc.)</i><br>
<i>&gt; </i><br>
<i>&gt; What *is* the "alpha channel", anyway?</i><br>
<p>
It is used for some special effects, and for live video overlay work<br>
you can use it to overlay graphics over video...<br>
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Mike Sweet Software for SGI and Sun Easy Software Products
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<li> <b>Next message:</b> <a href="0089.html">Donald Burr: "Re: [umax] using custom gamma table dumps core"</a>
<li> <b>Previous message:</b> <a href="0087.html">Kenneth Crudup: "Re: [umax] Can't use 10-bit scan: "preview cannot handle depth 16""</a>
<li> <b>Maybe in reply to:</b> <a href="0062.html">Donald Burr: "[umax] Can't use 10-bit scan: "preview cannot handle depth 16""</a>
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