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9e21bcd7df
git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@336400 c90b9560-bf6c-de11-be94-00142212c4b1
93 lines
2.3 KiB
XML
93 lines
2.3 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 18dc6d0d465c80989566e19e68e1a9ff43dca9cf Maintainer: seros Status: ready -->
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<!-- Reviewed: no Maintainer: seros -->
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<refentry xmlns="http://docbook.org/ns/docbook" xml:id="imagick.getpixeliterator">
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<refnamediv>
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<refname>Imagick::getPixelIterator</refname>
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<refpurpose>Devuelve un objeto MagickPixelIterator</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>ImagickPixelIterator</type><methodname>Imagick::getPixelIterator</methodname>
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<void/>
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</methodsynopsis>
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<para>
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Devuelve un objeto MagickPixelIterator.
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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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Devuelve un objeto ImagickPixelIterator si se tuvo éxito.
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</para>
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</refsect1>
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<refsect1 role="errors">
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&reftitle.errors;
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<para>
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&imagick.imagick.throws;
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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> <function>Imagick::getPixelIterator</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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function getPixelIterator($imagePath) {
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$imagick = new \Imagick(realpath($imagePath));
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$imageIterator = $imagick->getPixelIterator();
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foreach ($imageIterator as $fila => $píxeles) { /* Recorrer las filas de píxeles */
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foreach ($píxeles as $columna => $píxel) { /* Recorrer los píxeles de la fila (columnas) */
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/** @var $pixel \ImagickPixel */
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if ($columna % 2) {
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$píxel->setColor("rgba(0, 0, 0, 0)"); /* Pintar cada segundo píxel de negro */
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}
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}
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$imageIterator->syncIterator(); /* Sincronizar el iterador; esto es importante en cada iteración */
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}
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header("Content-Type: image/jpg");
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echo $imagick;
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}
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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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