mirror of
https://github.com/sigmasternchen/php-doc-en
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29be612175
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@279771 c90b9560-bf6c-de11-be94-00142212c4b1
90 lines
2.3 KiB
XML
90 lines
2.3 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.11 $ -->
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<refentry xml:id="function.imageinterlace" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>imageinterlace</refname>
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<refpurpose>Enable or disable interlace</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>int</type><methodname>imageinterlace</methodname>
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<methodparam><type>resource</type><parameter>image</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>interlace</parameter><initializer>0</initializer></methodparam>
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</methodsynopsis>
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<para>
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<function>imageinterlace</function> turns the interlace bit on or off.
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</para>
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<para>
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If the interlace bit is set and the image is used as a <acronym>JPEG</acronym> image,
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the image is created as a progressive <acronym>JPEG</acronym>.
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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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&gd.image.description;
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<varlistentry>
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<term><parameter>interlace</parameter></term>
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<listitem>
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<para>
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If non-zero, the image will be interlaced, else the interlace bit is
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turned off.
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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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Returns 1 if the interlace bit is set for the image, 0 otherwise.
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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>Turn on interlacing using <function>imageinterlace</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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// Create an image instance
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$im = imagecreatefrom('php.gif');
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// Enable interlancing
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imageinterlace($im, true);
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// Save the interfaced image
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imagegif($im, './php_interlaced.gif');
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imagedestroy($im);
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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:"../../../../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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