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+<div id=Content><div class="CFile"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="gdfx.c"></a>gdfx.c</h1><div class=CBody><!--START_ND_SUMMARY--><div class=Summary><div class=STitle>Summary</div><div class=SBorder><table border=0 cellspacing=0 cellpadding=0 class=STable><tr class="SMain"><td class=SEntry><a href="#gdfx.c" >gdfx.c</a></td><td class=SDescription></td></tr><tr class="SGroup"><td class=SEntry><a href="#Functions" >Functions</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent1 SMarked"><td class=SEntry><a href="#gdImageStringFTCircle" id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">gdImageStringFTCircle</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent1"><td class=SEntry><a href="#gdImageSquareToCircle" id=link2 onMouseOver="ShowTip(event, 'tt2', 'link2')" onMouseOut="HideTip('tt2')">gdImageSquareToCircle</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent1 SMarked"><td class=SEntry><a href="#gdImageSharpen" id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">gdImageSharpen</a></td><td class=SDescription>Sharpen function added on 2003-11-19 by Paul Troughton (paul&lt;dot&gt;troughton&lt;at&gt;ieee&lt;dot&gt;org) Simple 3x3 convolution kernel Makes use of seperability Faster, but less flexible, than full-blown unsharp masking pct is sharpening percentage, and can be greater than 100 Silently does nothing to non-truecolor images Silently does nothing for pct&lt;0, as not a useful blurring function Leaves transparency/alpha-channel untouched</td></tr></table></div></div><!--END_ND_SUMMARY--></div></div></div>
+
+<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="Functions"></a>Functions</h3></div></div>
+
+<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="gdImageStringFTCircle"></a>gdImageStringFTCircle</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>char * gdImageStringFTCircle (</td><td class="PType prettyprint " nowrap>gdImagePtr&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>im,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>cx,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>cy,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>double&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>radius,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>double&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>textRadius,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>double&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>fillPortion,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>char&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>font,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>double&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>points,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>char&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>top,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>char&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>bottom,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>fgcolor</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></div></div></div>
+
+<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="gdImageSquareToCircle"></a>gdImageSquareToCircle</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>gdImagePtr gdImageSquareToCircle (</td><td class="PType prettyprint " nowrap>gdImagePtr&nbsp;</td><td class="PParameter prettyprint " nowrap>im,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameter prettyprint " nowrap>radius</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></div></div></div>
+
+<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="gdImageSharpen"></a>gdImageSharpen</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>void gdImageSharpen (</td><td class="PType prettyprint " nowrap>gdImagePtr&nbsp;</td><td class="PParameter prettyprint " nowrap>im,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameter prettyprint " nowrap>pct</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Sharpen function added on 2003-11-19 by Paul Troughton (paul&lt;dot&gt;troughton&lt;at&gt;ieee&lt;dot&gt;org) Simple 3x3 convolution kernel Makes use of seperability Faster, but less flexible, than full-blown unsharp masking pct is sharpening percentage, and can be greater than 100 Silently does nothing to non-truecolor images Silently does nothing for pct&lt;0, as not a useful blurring function Leaves transparency/alpha-channel untouched</p></div></div></div>
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+<div class=CToolTip id="tt1"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>char * gdImageStringFTCircle (</td><td class="PType prettyprint " nowrap>gdImagePtr&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>im,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>cx,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>cy,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>double&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>radius,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>double&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>textRadius,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>double&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>fillPortion,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>char&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>font,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>double&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>points,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>char&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>top,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>char&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>bottom,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>fgcolor</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></div></div><div class=CToolTip id="tt2"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>gdImagePtr gdImageSquareToCircle (</td><td class="PType prettyprint " nowrap>gdImagePtr&nbsp;</td><td class="PParameter prettyprint " nowrap>im,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameter prettyprint " nowrap>radius</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote></div></div><div class=CToolTip id="tt3"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>void gdImageSharpen (</td><td class="PType prettyprint " nowrap>gdImagePtr&nbsp;</td><td class="PParameter prettyprint " nowrap>im,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>int&nbsp;</td><td class="PParameter prettyprint " nowrap>pct</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Sharpen function added on 2003-11-19 by Paul Troughton (paul&lt;dot&gt;troughton&lt;at&gt;ieee&lt;dot&gt;org) Simple 3x3 convolution kernel Makes use of seperability Faster, but less flexible, than full-blown unsharp masking pct is sharpening percentage, and can be greater than 100 Silently does nothing to non-truecolor images Silently does nothing for pct&lt;0, as not a useful blurring function Leaves transparency/alpha-channel untouched</div></div><!--END_ND_TOOLTIPS-->
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