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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.19 $ -->
<refentry xml:id='function.imagegd2' xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>imagegd2</refname>
<refpurpose>Output GD2 image to browser or file</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>imagegd2</methodname>
<methodparam><type>resource</type><parameter>image</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter>filename</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>chunk_size</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>type</parameter></methodparam>
</methodsynopsis>
<para>
Outputs a GD2 image to the given <parameter>filename</parameter>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
&gd.image.description;
<varlistentry>
<term><parameter>filename</parameter></term>
<listitem>
<para>
The path to save the file to. If not set or &null;, the raw image stream
will be outputted directly.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>chunk_size</parameter></term>
<listitem>
<para>
Chunk size.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>type</parameter></term>
<listitem>
<para>
Either <constant>IMG_GD2_RAW</constant> or
<constant>IMG_GD2_COMPRESSED</constant>. Default is
<constant>IMG_GD2_RAW</constant>.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Outputting a GD2 image</title>
<programlisting role="php">
<![CDATA[
<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5, "A Simple Text String", $text_color);
imagegd2($im);
// Free up memory
imagedestroy($im);
?>
]]>
</programlisting>
</example>
</para>
<para>
<example>
<title>Saving a GD2 image</title>
<programlisting role="php">
<![CDATA[
<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5, "A Simple Text String", $text_color);
// Save the gd2 image
// The file format for GD2 limages is .gd2, see http://www.libgd.org/GdFileFormats
imagegd2($im, 'simple.gd');
// Free up memory
imagedestroy($im);
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="notes">
&reftitle.notes;
¬e.gd.2;
<note>
<para>
The GD2 format is commonly used to allow fast loading of parts of images.
Note that the GD2 format is only usable in GD2-compatible applications.
</para>
</note>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<para>
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>4.3.2</entry>
<entry>
<parameter>chunk_size</parameter> and <parameter>type</parameter>
were added.
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>imagegd</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"../../../../manual.ced"
sgml-exposed-tags:nil
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-->
|
