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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<title>paintlib: PLFilterQuantize class Reference</title>
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<h1>PLFilterQuantize Class Reference</h1><code>#include <<a class="el" href="plfilterquantize_8h-source.html">plfilterquantize.h</a>></code>
<p>
<p>Inheritance diagram for PLFilterQuantize:
<p><center><img src="classPLFilterQuantize.png" usemap="#PLFilterQuantize_map" border="0" alt=""></center>
<map name="PLFilterQuantize_map">
<area href="classPLFilter.html" alt="PLFilter" shape="rect" coords="0,56,106,80">
</map>
<a href="classPLFilterQuantize-members.html">List of all members.</a><table border=0 cellpadding=0 cellspacing=0>
<tr><td></td></tr>
<tr><td colspan=2><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top> </td><td class="memItemRight" valign=bottom><a class="el" href="classPLFilterQuantize.html#a0">PLFilterQuantize</a> (int DitherPaletteType, int DitherType)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="classPLFilterQuantize.html#a2">Apply</a> (<a class="el" href="classPLBmpBase.html">PLBmpBase</a> *pBmpSource, <a class="el" href="classPLBmp.html">PLBmp</a> *pBmpDest) const</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="a3" doxytag="PLFilterQuantize::SetUserPalette"></a>
void </td><td class="memItemRight" valign=bottom><a class="el" href="classPLFilterQuantize.html#a3">SetUserPalette</a> (const <a class="el" href="classPLPixel32.html">PLPixel32</a> *pPal)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">For PLDTHPAL_USERDEFINED, sets the palette to use. <br><br></td></tr>
<tr><td colspan=2><br><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="e0" doxytag="PLFilterQuantize::GetDefaultPalette"></a>
const <a class="el" href="classPLPixel32.html">PLPixel32</a> * </td><td class="memItemRight" valign=bottom><b>GetDefaultPalette</b> ()</td></tr>
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<hr><a name="_details"></a><h2>Detailed Description</h2>
Returns an 8 bpp bitmap containing a best-fit representation of the source 32 bpp bitmap.
<p>
<p>
Definition at line <a class="el" href="plfilterquantize_8h-source.html#l00034">34</a> of file <a class="el" href="plfilterquantize_8h-source.html">plfilterquantize.h</a>.<hr><h2>Constructor & Destructor Documentation</h2>
<a name="a0" doxytag="PLFilterQuantize::PLFilterQuantize"></a><p>
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<td class="md" nowrap valign="top"> PLFilterQuantize::PLFilterQuantize </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">int </td>
<td class="mdname" nowrap> <em>DitherPaletteType</em>, </td>
</tr>
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<td></td>
<td></td>
<td class="md" nowrap>int </td>
<td class="mdname" nowrap> <em>DitherType</em></td>
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<td class="md">) </td>
<td class="md" colspan="2"></td>
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<p>
DitherPaletteType and DitherType determine the type of quantization:<p>
PLDTHPAL_MEDIAN (0): Median cut<p>
PLDTHPAL_POPULARITY (1): Popularity sort<p>
PLDTHPAL_DEFAULT (2): Use default palette<p>
PLDTHPAL_USERDEFINED (3): Use palette defined by <a class="el" href="classPLFilterQuantize.html#a3">SetUserPalette()</a>;<p>
PLDTH_NONE (0): No dithering<p>
PLDTH_ORDERED (1): Ordered dithering<p>
PLDTH_FS (2): Floyd-Steinberg dithering </td>
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<hr><h2>Member Function Documentation</h2>
<a name="a2" doxytag="PLFilterQuantize::Apply"></a><p>
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<td class="md" nowrap valign="top"> virtual void PLFilterQuantize::Apply </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top"><a class="el" href="classPLBmpBase.html">PLBmpBase</a> * </td>
<td class="mdname" nowrap> <em>pBmpSource</em>, </td>
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<td></td>
<td></td>
<td class="md" nowrap><a class="el" href="classPLBmp.html">PLBmp</a> * </td>
<td class="mdname" nowrap> <em>pBmpDest</em></td>
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<td></td>
<td class="md">) </td>
<td class="md" colspan="2"> const<code> [virtual]</code></td>
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<p>
Applies the Filter to pBmpSource and stores the result in pBmpDest. The base-class version copies the bitmap before calling ApplyInPlace (pBmpDest).
<p>
Reimplemented from <a class="el" href="classPLFilter.html#a3">PLFilter</a>. </td>
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<hr>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="plfilterquantize_8h-source.html">plfilterquantize.h</a></ul>
<hr size="1"><address style="align: right;"><small>Generated on Mon Sep 13 16:16:41 2004 for paintlib by
<a href="http://www.doxygen.org/index.html">
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</a>1.3.2 </small></address>
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