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29fa212b0b
git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@324762 c90b9560-bf6c-de11-be94-00142212c4b1
114 lines
3.3 KiB
XML
114 lines
3.3 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 5de0ed09203c4982a40e6468870fba9090f5a55e Maintainer: seros Status: ready -->
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<refentry xml:id="function.imagecreatefromstring" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>imagecreatefromstring</refname>
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<refpurpose>Crear una imagen nueva desde el flujo de imagen de la cadena</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>imagecreatefromstring</methodname>
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<methodparam><type>string</type><parameter>image</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>imagecreatefromstring</function> devuelve un identificador de imagen
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que representa la imagen obtenida desde <parameter>image</parameter>.
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Estos tipos serán automáticamente detectados si se construye PHP para que los
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soporte: JPEG, PNG, GIF, WBMP y GD2.
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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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<varlistentry>
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<term><parameter>image</parameter></term>
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<listitem>
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<para>
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Una cadena que contiene la información de la imagen.
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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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Será devuelto un recurso de imagen. Se devuelve &false; si
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el tipo de imagen no está soportado, la información no está en un formato reconocido,
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o la imagen está corrupta y no se puede cargar.
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</para>
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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>Ejemplo de <function>imagecreatefromstring</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$data = 'iVBORw0KGgoAAAANSUhEUgAAABwAAAASCAMAAAB/2U7WAAAABl'
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. 'BMVEUAAAD///+l2Z/dAAAASUlEQVR4XqWQUQoAIAxC2/0vXZDr'
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. 'EX4IJTRkb7lobNUStXsB0jIXIAMSsQnWlsV+wULF4Avk9fLq2r'
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. '8a5HSE35Q3eO2XP1A1wQkZSgETvDtKdQAAAABJRU5ErkJggg==';
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$data = base64_decode($data);
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$im = imagecreatefromstring($data);
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if ($im !== false) {
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header('Content-Type: image/png');
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imagepng($im);
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imagedestroy($im);
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}
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else {
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echo 'Ocurrió un error.';
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}
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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 : imagecreatefromstring()</alt>
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<imageobject>
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<imagedata fileref="en/reference/image/figures/imagecreatefromstring.png"/>
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</imageobject>
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</mediaobject>
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</example>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>imagecreatefromjpeg</function></member>
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<member><function>imagecreatefrompng</function></member>
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<member><function>imagecreatefromgif</function></member>
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<member><function>imagecreatetruecolor</function></member>
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</simplelist>
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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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