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Fix #38794: Document the new filters parameter for imagepng()

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Also add a note about filename usage


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@227939 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Mehdi Achour 2007-01-23 01:48:23 +00:00
parent 7816f9ddf3
commit 44e4dfc6f6
2 changed files with 104 additions and 2 deletions
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79
reference/image/constants.xml
View file

@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.6 $ -->
<!-- $Revision: 1.7 $ -->
<section id="image.constants">
&reftitle.constants;
&extension.constants;
@ -353,6 +353,83 @@
<listitem>
<simpara>
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>PNG_NO_FILTER</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>PNG_FILTER_NONE</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>PNG_FILTER_SUB</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>PNG_FILTER_UP</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>PNG_FILTER_AVG</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>PNG_FILTER_PAETH</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>PNG_ALL_FILTERS</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
</simpara>
</listitem>
</varlistentry>

27
reference/image/functions/imagepng.xml
View file

@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.10 $ -->
<!-- $Revision: 1.11 $ -->
<refentry id="function.imagepng">
<refnamediv>
<refname>imagepng</refname>
@ -12,6 +12,7 @@
<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>quality</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>filters</parameter></methodparam>
</methodsynopsis>
<para>
Outputs or saves a <acronym>PNG</acronym> image from the given
@ -30,6 +31,12 @@
The path to the saved file. If not set or &null;, the raw image stream
will be outputed directly.
</para>
<note>
<para>
&null; is invalid if the <parameter>quality</parameter> and
<parameter>filters</parameter> arguments are not used.
</para>
</note>
</listitem>
</varlistentry>
<varlistentry>
@ -40,6 +47,18 @@
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>filters</parameter></term>
<listitem>
<para>
Allows reducing the PNG file size. It is a bitmask field which may be
set to any combination of the <literal>PNG_FILTER_XXX</literal>
constants. <constant>PNG_NO_FILTER</constant> or
<constant>PNG_ALL_FILTERS</constant> may also be used to respectively
disable or activate all filters.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
@ -62,6 +81,12 @@
</row>
</thead>
<tbody>
<row>
<entry>5.1.3</entry>
<entry>
Added the <parameter>filters</parameter> parameter.
</entry>
</row>
<row>
<entry>5.1.2</entry>
<entry>