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a85d394330
git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@336392 c90b9560-bf6c-de11-be94-00142212c4b1
114 lines
2.9 KiB
XML
114 lines
2.9 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: fbc4ef92fa953823ed73021e462bd291499dc633 Maintainer: seros Status: ready -->
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<!-- Reviewed: no Maintainer: seros -->
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<refentry xml:id="function.imagecreatefromjpeg" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>imagecreatefromjpeg</refname>
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<refpurpose>&gd.image.new;</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>resource</type><methodname>imagecreatefromjpeg</methodname>
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<methodparam><type>string</type><parameter>filename</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>imagecreatefromjpeg</function> devuelve un identificador de imagen
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que representa la imagen obtenida desde el nombre de fichero dado.
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</para>
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&tip.fopen-wrapper;
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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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<varlistentry>
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<term><parameter>filename</parameter></term>
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<listitem>
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<para>
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Ruta de la imagen JPEG.
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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>&gd.return.identifier;</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<example>
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<title>Ejemplo de manejar un error durante la carga de un JPEG</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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function CargarJpeg($imagen)
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{
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/* Intentar abrir */
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$im = @imagecreatefromjpeg($imagen);
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/* Ver si falló */
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if(!$im)
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{
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/* Crear una imagen en blanco */
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$im = imagecreatetruecolor(150, 30);
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$fondo = imagecolorallocate($im, 255, 255, 255);
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$ct = imagecolorallocate($im, 0, 0, 0);
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imagefilledrectangle($im, 0, 0, 150, 30, $fondo);
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/* Imprimir un mensaje de error */
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imagestring($im, 1, 5, 5, 'Error cargando ' . $imagen, $ct);
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}
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return $im;
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}
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header('Content-Type: image/jpeg');
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$img = CargarJpeg('falso.image');
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imagejpeg($img);
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imagedestroy($img);
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<mediaobject>
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<alt>Salida del ejemplo : Ejemplo de manejar un error durante la carga de un JPEG</alt>
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<imageobject>
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<imagedata fileref="en/reference/image/figures/imagecreatefromjpeg.jpg"/>
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</imageobject>
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</mediaobject>
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</example>
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</refsect1>
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<refsect1 role="notes">
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&reftitle.notes;
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¬e.config.jpeg;
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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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