php-doc-en/reference/image/constants.xml
Kalle Sommer Nielsen 0f2e02d872 * Documented imagesetinterpolation() and the relevant constants that can be used together with it.
* Updated imagerotate() to mention that its now affected by imagesetinterpolation() when rendering

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@329939 c90b9560-bf6c-de11-be94-00142212c4b1
2013-03-27 14:04:52 +00:00

1102 lines
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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<appendix xml:id="image.constants" xmlns="http://docbook.org/ns/docbook">
&reftitle.constants;
&extension.constants;
<variablelist>
<varlistentry xml:id="constant.gd-version">
<term>
<constant>GD_VERSION</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>
The GD version PHP was compiled against.
(Available as of PHP 5.2.4)
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.gd-major-version">
<term>
<constant>GD_MAJOR_VERSION</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
The GD major version PHP was compiled against.
(Available as of PHP 5.2.4)
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.gd-minor-version">
<term>
<constant>GD_MINOR_VERSION</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
The GD minor version PHP was compiled against.
(Available as of PHP 5.2.4)
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.gd-release-version">
<term>
<constant>GD_RELEASE_VERSION</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
The GD release version PHP was compiled against.
(Available as of PHP 5.2.4)
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.gd-extra-version">
<term>
<constant>GD_EXTRA_VERSION</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>
The GD "extra" version (beta/rc..) PHP was compiled against.
(Available as of PHP 5.2.4)
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.gd-bundled">
<term>
<constant>GD_BUNDLED</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
When the bundled version of GD is used this is 1 otherwise
its set to 0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-gif">
<term>
<constant>IMG_GIF</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Used as a return value by <function>imagetypes</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-jpg">
<term>
<constant>IMG_JPG</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Used as a return value by <function>imagetypes</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-jpeg">
<term>
<constant>IMG_JPEG</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Used as a return value by <function>imagetypes</function>
</simpara>
<note>
<para>
This constant has the same value as <constant>IMG_JPG</constant>
</para>
</note>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-png">
<term>
<constant>IMG_PNG</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Used as a return value by <function>imagetypes</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-wbmp">
<term>
<constant>IMG_WBMP</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Used as a return value by <function>imagetypes</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-xpm">
<term>
<constant>IMG_XPM</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Used as a return value by <function>imagetypes</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-color-tiled">
<term>
<constant>IMG_COLOR_TILED</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special color option which can be used in stead of color allocated with
<function>imagecolorallocate</function> or
<function>imagecolorallocatealpha</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-color-styled">
<term>
<constant>IMG_COLOR_STYLED</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special color option which can be used in stead of color allocated with
<function>imagecolorallocate</function> or
<function>imagecolorallocatealpha</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-color-brushed">
<term>
<constant>IMG_COLOR_BRUSHED</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special color option which can be used in stead of color allocated with
<function>imagecolorallocate</function> or
<function>imagecolorallocatealpha</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-color-styledbrushed">
<term>
<constant>IMG_COLOR_STYLEDBRUSHED</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special color option which can be used in stead of color allocated with
<function>imagecolorallocate</function> or
<function>imagecolorallocatealpha</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-color-transparent">
<term>
<constant>IMG_COLOR_TRANSPARENT</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special color option which can be used in stead of color allocated with
<function>imagecolorallocate</function> or
<function>imagecolorallocatealpha</function>
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-arc-rounded">
<term>
<constant>IMG_ARC_ROUNDED</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A style constant used by the <function>imagefilledarc</function> function.
</simpara>
<note>
<para>
This constant has the same value as <constant>IMG_ARC_PIE</constant>
</para>
</note>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-arc-pie">
<term>
<constant>IMG_ARC_PIE</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A style constant used by the <function>imagefilledarc</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-arc-chord">
<term>
<constant>IMG_ARC_CHORD</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A style constant used by the <function>imagefilledarc</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-arc-nofill">
<term>
<constant>IMG_ARC_NOFILL</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A style constant used by the <function>imagefilledarc</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-arc-edged">
<term>
<constant>IMG_ARC_EDGED</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A style constant used by the <function>imagefilledarc</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-gd2-raw">
<term>
<constant>IMG_GD2_RAW</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A type constant used by the <function>imagegd2</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-gd2-compressed">
<term>
<constant>IMG_GD2_COMPRESSED</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A type constant used by the <function>imagegd2</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-effect-replace">
<term>
<constant>IMG_EFFECT_REPLACE</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Alpha blending effect used by the <function>imagelayereffect</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-effect-alphablend">
<term>
<constant>IMG_EFFECT_ALPHABLEND</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Alpha blending effect used by the <function>imagelayereffect</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-effect-normal">
<term>
<constant>IMG_EFFECT_NORMAL</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Alpha blending effect used by the <function>imagelayereffect</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-effect-overlay">
<term>
<constant>IMG_EFFECT_OVERLAY</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Alpha blending effect used by the <function>imagelayereffect</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-negate">
<term>
<constant>IMG_FILTER_NEGATE</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-grayscale">
<term>
<constant>IMG_FILTER_GRAYSCALE</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-brightness">
<term>
<constant>IMG_FILTER_BRIGHTNESS</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-contrast">
<term>
<constant>IMG_FILTER_CONTRAST</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-colorize">
<term>
<constant>IMG_FILTER_COLORIZE</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-edgedetect">
<term>
<constant>IMG_FILTER_EDGEDETECT</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-gaussian-blur">
<term>
<constant>IMG_FILTER_GAUSSIAN_BLUR</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-selective-blur">
<term>
<constant>IMG_FILTER_SELECTIVE_BLUR</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-emboss">
<term>
<constant>IMG_FILTER_EMBOSS</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-mean-removal">
<term>
<constant>IMG_FILTER_MEAN_REMOVAL</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-smooth">
<term>
<constant>IMG_FILTER_SMOOTH</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-filter-pixelate">
<term>
<constant>IMG_FILTER_PIXELATE</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Special GD filter used by the <function>imagefilter</function> function.
(Available as of PHP 5.3.0)
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-gif">
<term>
<constant>IMAGETYPE_GIF</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-jpeg">
<term>
<constant>IMAGETYPE_JPEG</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-jpeg2000">
<term>
<constant>IMAGETYPE_JPEG2000</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-png">
<term>
<constant>IMAGETYPE_PNG</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-swf">
<term>
<constant>IMAGETYPE_SWF</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-psd">
<term>
<constant>IMAGETYPE_PSD</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-bmp">
<term>
<constant>IMAGETYPE_BMP</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-wbmp">
<term>
<constant>IMAGETYPE_WBMP</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-xbm">
<term>
<constant>IMAGETYPE_XBM</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-tiff-ii">
<term>
<constant>IMAGETYPE_TIFF_II</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-tiff-mm">
<term>
<constant>IMAGETYPE_TIFF_MM</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-iff">
<term>
<constant>IMAGETYPE_IFF</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-jb2">
<term>
<constant>IMAGETYPE_JB2</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-jpc">
<term>
<constant>IMAGETYPE_JPC</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-jp2">
<term>
<constant>IMAGETYPE_JP2</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-jpx">
<term>
<constant>IMAGETYPE_JPX</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-swc">
<term>
<constant>IMAGETYPE_SWC</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.imagetype-ico">
<term>
<constant>IMAGETYPE_ICO</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
Image type constant used by the
<function>image_type_to_mime_type</function> and
<function>image_type_to_extension</function> functions.
(Available as of PHP 5.3.0)
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.png-no-filter">
<term>
<constant>PNG_NO_FILTER</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A special PNG filter, used by the <function>imagepng</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.png-filter-none">
<term>
<constant>PNG_FILTER_NONE</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A special PNG filter, used by the <function>imagepng</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.png-filter-sub">
<term>
<constant>PNG_FILTER_SUB</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A special PNG filter, used by the <function>imagepng</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.png-filter-up">
<term>
<constant>PNG_FILTER_UP</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A special PNG filter, used by the <function>imagepng</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.png-filter-avg">
<term>
<constant>PNG_FILTER_AVG</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A special PNG filter, used by the <function>imagepng</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.png-filter-paeth">
<term>
<constant>PNG_FILTER_PAETH</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A special PNG filter, used by the <function>imagepng</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.png-all-filters">
<term>
<constant>PNG_ALL_FILTERS</constant>
(<type>integer</type>)
</term>
<listitem>
<simpara>
A special PNG filter, used by the <function>imagepng</function> function.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-flip-vertical">
<term>
<constant>IMG_FLIP_VERTICAL</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imageflip</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-flip-horizontal">
<term>
<constant>IMG_FLIP_HORIZONTAL</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imageflip</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-flip-both">
<term>
<constant>IMG_FLIP_BOTH</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imageflip</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-bell">
<term>
<constant>IMG_BELL</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-bessel">
<term>
<constant>IMG_BESSEL</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-bilinear-fixed">
<term>
<constant>IMG_BILINEAR_FIXED</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-bicubic">
<term>
<constant>IMG_BICUBIC</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-bicubic-fixed">
<term>
<constant>IMG_BICUBIC</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-blackman">
<term>
<constant>IMG_BLACKMAN</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-box">
<term>
<constant>IMG_BOX</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-bspline">
<term>
<constant>IMG_BSPLINE</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-catmullrom">
<term>
<constant>IMG_CATMULLROM</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-gaussian">
<term>
<constant>IMG_GAUSSIAN</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-generalized-cubic">
<term>
<constant>IMG_GENERALIZED_CUBIC</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-hermite">
<term>
<constant>IMG_HERMITE</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-hamming">
<term>
<constant>IMG_HAMMING</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-hanning">
<term>
<constant>IMG_HANNING</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-mitchell">
<term>
<constant>IMG_MITCHELL</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-power">
<term>
<constant>IMG_POWER</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-quadratic">
<term>
<constant>IMG_QUADRATIC</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-sinc">
<term>
<constant>IMG_SINC</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-nearest-neighbour">
<term>
<constant>IMG_NEAREST_NEIGHBOUR</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-weighted4">
<term>
<constant>IMG_WEIGHTED4</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
<varlistentry xml:id="constant.img-triangle">
<term>
<constant>IMG_TRIANGLE</constant>
(<type>int</type>)
</term>
<listitem>
<simpara>
Used together with <function>imagesetinterpolation</function>, available as of PHP 5.5.0.
</simpara>
</listitem>
</varlistentry>
</variablelist>
</appendix>
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