mirror of
https://github.com/macintoshplus/doc-fr.git
synced 2026-03-29 04:12:21 +02:00
c2aca8ca2a
git-svn-id: https://svn.php.net/repository/phpdoc/fr/trunk@275949 c90b9560-bf6c-de11-be94-00142212c4b1
120 lines
3.0 KiB
XML
120 lines
3.0 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
|
|
<!-- $Revision: 1.25 $ -->
|
|
<!-- EN-Revision: 1.25 Maintainer: yannick Status: ready -->
|
|
<!-- Reviewed: yes -->
|
|
|
|
<refentry xml:id="function.imagecreatefromjpeg" xmlns="http://docbook.org/ns/docbook">
|
|
<refnamediv>
|
|
<refname>imagecreatefromjpeg</refname>
|
|
<refpurpose>Crée une nouvelle image à partir d'un fichier ou d'une URL</refpurpose>
|
|
</refnamediv>
|
|
<refsect1 role="description">
|
|
&reftitle.description;
|
|
<methodsynopsis>
|
|
<type>resource</type><methodname>imagecreatefromjpeg</methodname>
|
|
<methodparam><type>string</type><parameter>filename</parameter></methodparam>
|
|
</methodsynopsis>
|
|
<para>
|
|
<function>imagecreatefromjpeg</function> retourne un identifiant d'image
|
|
représentant une image obtenue à partir du fichier
|
|
<parameter>filename</parameter>.
|
|
</para>
|
|
&tip.fopen-wrapper;
|
|
</refsect1>
|
|
<refsect1 role="parameters">
|
|
&reftitle.parameters;
|
|
<para>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term><parameter>filename</parameter></term>
|
|
<listitem>
|
|
<para>
|
|
Chemin vers l'image JPEG.
|
|
</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</para>
|
|
</refsect1>
|
|
<refsect1 role="returnvalues">
|
|
&reftitle.returnvalues;
|
|
<para>
|
|
Retourne un identifiant de ressource image en cas de succès, &false;
|
|
si une erreur survient.
|
|
</para>
|
|
</refsect1>
|
|
<refsect1 role="examples">
|
|
&reftitle.examples;
|
|
<example>
|
|
<title>Exemple de gestion d'une erreur lors du chargement d'une image JPEG</title>
|
|
<programlisting role="php">
|
|
<![CDATA[
|
|
<?php
|
|
function LoadJpeg($imgname)
|
|
{
|
|
/* Tente d'ouvrir l'image */
|
|
$im = @imagecreatefromjpeg($imgname);
|
|
|
|
/* Traitement en cas d'échec */
|
|
if(!$im)
|
|
{
|
|
/* Création d'une image vide */
|
|
$im = imagecreatetruecolor(150, 30);
|
|
$bgc = imagecolorallocate($im, 255, 255, 255);
|
|
$tc = imagecolorallocate($im, 0, 0, 0);
|
|
|
|
imagefilledrectangle($im, 0, 0, 150, 30, $bgc);
|
|
|
|
/* On y affiche un message d'erreur */
|
|
imagestring($im, 1, 5, 5, 'Erreur de chargement ' . $imgname, $tc);
|
|
}
|
|
|
|
return $im;
|
|
}
|
|
|
|
header('Content-Type: image/jpeg');
|
|
|
|
$img = LoadJpeg('bogus.image');
|
|
|
|
imagejpeg($img);
|
|
imagedestroy($img);
|
|
?>
|
|
]]>
|
|
</programlisting>
|
|
&example.outputs.similar;
|
|
<mediaobject>
|
|
<imageobject>
|
|
<imagedata fileref="en/reference/image/figures/image.imagecreatefromjpeg.jpg"/>
|
|
</imageobject>
|
|
</mediaobject>
|
|
</example>
|
|
</refsect1>
|
|
|
|
<refsect1 role="notes">
|
|
&reftitle.notes;
|
|
¬e.config.jpeg;
|
|
&warn.no-win32-fopen-wrapper;
|
|
</refsect1>
|
|
</refentry>
|
|
|
|
<!-- Keep this comment at the end of the file
|
|
Local variables:
|
|
mode: sgml
|
|
sgml-omittag:t
|
|
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
|
|
sgml-local-catalogs:nil
|
|
sgml-local-ecat-files:nil
|
|
End:
|
|
vim600: syn=xml fen fdm=syntax fdl=2 si
|
|
vim: et tw=78 syn=sgml
|
|
vi: ts=1 sw=1
|
|
-->
|