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117 lines
2.8 KiB
XML
117 lines
2.8 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 593ea510e853ff034e03f78a4be0daa41661c9d4 Maintainer: yannick Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="function.imagegammacorrect" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>imagegammacorrect</refname>
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<refpurpose>Applique une correction gamma à l'image GD</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>bool</type><methodname>imagegammacorrect</methodname>
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<methodparam><type>GdImage</type><parameter>image</parameter></methodparam>
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<methodparam><type>float</type><parameter>input_gamma</parameter></methodparam>
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<methodparam><type>float</type><parameter>output_gamma</parameter></methodparam>
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</methodsynopsis>
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<para>
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Applique une correction gamma à l'image GD <parameter>image</parameter>.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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&gd.image.description;
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<varlistentry>
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<term><parameter>input_gamma</parameter></term>
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<listitem>
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<para>
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Le facteur gamma d'entrée.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>output_gamma</parameter></term>
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<listitem>
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<para>
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Le facteur gamma de sortie.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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&return.success;
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</para>
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</refsect1>
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<refsect1 role="changelog">
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&reftitle.changelog;
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<informaltable>
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<tgroup cols="2">
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<thead>
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<row>
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<entry>&Version;</entry>
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<entry>&Description;</entry>
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</row>
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</thead>
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<tbody>
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&gd.changelog.image-param;
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</tbody>
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</tgroup>
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</informaltable>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>Exemple avec <function>imagegammacorrect</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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// Création d'une image
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$im = imagecreatefromgif('php.gif');
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// Correction gamma, sortie à 1.537
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imagegammacorrect($im, 1.0, 1.537);
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// Sauvegarde et libération de la mémoire
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imagegif($im, './php_gamma_corrected.gif');
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imagedestroy($im);
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?>
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]]>
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</programlisting>
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</example>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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