📄 function.imagecreatefromgd2.html

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head>  <title>Create a new image from GD2 file or URL</title>  <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.imagecreate.html">imagecreate</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.imagecreatefromgd2part.html">imagecreatefromgd2part</a></div> <div class="up"><a href="ref.image.html">GD Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.imagecreatefromgd2" class="refentry"> <div class="refnamediv">  <h1 class="refname">imagecreatefromgd2</h1>  <p class="verinfo">(PHP 4 &gt;= 4.0.7, PHP 5)</p><p class="refpurpose"><span class="refname">imagecreatefromgd2</span> &mdash; <span class="dc-title">Create a new image from GD2 file or URL</span></p> </div> <div class="refsect1 description">  <h3 class="title">Description</h3>  <div class="methodsynopsis dc-description">   <span class="type">resource</span> <span class="methodname"><b><b>imagecreatefromgd2</b></b></span>    ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$filename</tt></span>   )</div>  <p class="para rdfs-comment">   Create a new image from GD2 file or URL.  </p>  <div class="tip"><b class="tip">Tip</b><p class="simpara">A URL can be used as afilename with this function if the <a href="filesystem.configuration.html#ini.allow-url-fopen" class="link">fopen wrappers</a> have been enabled.See <a href="function.fopen.html" class="function">fopen()</a> for more details on how to specifythe filename and <a href="wrappers.html" class="xref">List of Supported Protocols/Wrappers</a> for a list of supportedURL protocols.</p></div> </div> <div class="refsect1 parameters">  <h3 class="title">Parameters</h3>  <p class="para">   <dl>    <dt>     <span class="term"><i><tt class="parameter">filename</tt></i></span>     <dd>      <p class="para">       Path to the GD2 image.      </p>     </dd>    </dt>   </dl>  </p> </div> <div class="refsect1 returnvalues">  <h3 class="title">Return Values</h3>  <p class="para">   Returns an image resource identifier on success, <b><tt>FALSE</tt></b> on errors.  </p> </div> <div class="refsect1 examples">  <h3 class="title">Examples</h3>  <p class="para">   <div class="example">    <p><b>Example #1 <b>imagecreatefromgd2()</b> example</b></p>    <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">//&nbsp;Load&nbsp;the&nbsp;gd2&nbsp;image<br /></span><span style="color: #0000BB">$im&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">imagecreatefromgd2</span><span style="color: #007700">(</span><span style="color: #DD0000">'./test.gd2'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Apply&nbsp;an&nbsp;effect&nbsp;on&nbsp;the&nbsp;image,&nbsp;in&nbsp;this&nbsp;<br />//&nbsp;case&nbsp;negate&nbsp;the&nbsp;image&nbsp;if&nbsp;PHP5+<br /></span><span style="color: #007700">if(</span><span style="color: #0000BB">function_exists</span><span style="color: #007700">(</span><span style="color: #DD0000">'imagefilter'</span><span style="color: #007700">))<br />{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">imagefilter</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">IMG_FILTER_NEGATE</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">//&nbsp;Save&nbsp;the&nbsp;image<br /></span><span style="color: #0000BB">imagegd2</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'./test_updated.gd2'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagedestroy</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>    </div>   </div>  </p> </div> <div class="refsect1 notes">  <h3 class="title">Notes</h3>  <blockquote><p><b class="note">Note</b>: <span class="simpara">This function requires GD 2.0.1 or later (2.0.28 or later is recommended).</span></p></blockquote>  <div class="warning"><b class="warning">Warning</b><p class="para">Windows versions of PHPprior to PHP 4.3.0 do not support access of remote files via this function,even if <a href="filesystem.configuration.html#ini.allow-url-fopen" class="link">allow_url_fopen</a> is enabled.</p></div> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.imagecreate.html">imagecreate</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.imagecreatefromgd2part.html">imagecreatefromgd2part</a></div> <div class="up"><a href="ref.image.html">GD Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>
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