<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- splitted from ./en/functions/ps.xml, last change in rev 1.12 -->
<refentry xml:id="function.ps-open-image-file" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>ps_open_image_file</refname>
  <refpurpose>Opens image from file</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>int</type><methodname>ps_open_image_file</methodname>
   <methodparam><type>resource</type><parameter>psdoc</parameter></methodparam>
   <methodparam><type>string</type><parameter>type</parameter></methodparam>
   <methodparam><type>string</type><parameter>filename</parameter></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>stringparam</parameter></methodparam>
   <methodparam choice="opt"><type>int</type><parameter>intparam</parameter><initializer>0</initializer></methodparam>
  </methodsynopsis>
  <para>
   Loads an image for later use.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>psdoc</parameter></term>
     <listitem>
      <para>
       Resource identifier of the postscript file
       as returned by <function>ps_new</function>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>type</parameter></term>
     <listitem>
      <para>
       The type of the image. Possible values are <literal>png</literal>,
       <literal>jpeg</literal>, or <literal>eps</literal>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>filename</parameter></term>
     <listitem>
      <para>
       The name of the file containing the image data.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>stringparam</parameter></term>
     <listitem>
      <para>
       Not used.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>intparam</parameter></term>
     <listitem>
      <para>
       Not used.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns identifier of image or zero in case of an error. The identifier is
   a positive number greater than 0.
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>ps_open_image</function></member>
    <member><function>ps_place_image</function></member>
    <member><function>ps_close_image</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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