(PECL imagick 2.0.0) Sets the vector graphics

(PECL cairo >= 0.1.0) Description CairoMatrix

(PECL imagick 2.0.0) Scales an image with pixel sampling

(PECL imagick 2.0.0) Returns the interpolation method

(PECL gmagick >= Unknown) Sets the image gamma

(PECL cairo >= 0.1.0) Description CairoSurface

(PHP 4, PHP 5, PHP 7) Get the colors for an index

(PHP 4 >= 4.0.5, PHP 5, PHP 7) Convert PNG image file to WBMP image file

(No version information available, might only be in Git) Applies a function on the image

(PECL imagick 2.0.0) Enhances the contrast of a color image