image2wbmp.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.image2wbmp" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>image2wbmp</refname>
  <refpurpose>&gd.image.output;</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>image2wbmp</methodname>
   <methodparam><type>resource</type><parameter>image</parameter></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>filename</parameter></methodparam>
   <methodparam choice="opt"><type>int</type><parameter>threshold</parameter></methodparam>
  </methodsynopsis>
  <para>
   <function>image2wbmp</function> imprime o guarda una versión <acronym>WBMP</acronym>
   de <parameter>image</parameter>. 
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    &gd.image.description;
    <varlistentry>
     <term><parameter>filename</parameter></term>
     <listitem>
      <para>
       Ruta del fichero guardado. Si no se porporciona, el flujo de imagen sin tratar será
       impreso directamente.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>threshold</parameter></term>
     <listitem>
      <para>
       El valor del umbral, entre 0 y 255 (inclusive).
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Ejemplo de <function>image2wbmp</function></title>
    <programlisting role="php">
<![CDATA[
<?php
$fichero = 'php.png';
$imagen = imagecreatefrompng($fichero);

header('Content-Type: ' . image_type_to_mime_type(IMAGETYPE_WBMP));
image2wbmp($imagen); // imprime el flujo directamente
imagedestroy($imagen);
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
 <refsect1 role="notes">
  &reftitle.notes;
  <note>
   <para>
    El soporte para WBMP está disponible sólamente si PHP se compiló con GD-1.8 o
    posterior.
   </para>
  </note>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>imagewbmp</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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