The Imagick class
PHP Manual

Imagick::getImageHistogram

(PECL imagick 2.0.0)

Imagick::getImageHistogramGets the image histogram

Description

array Imagick::getImageHistogram ( void )
Warning

This function is currently not documented; only its argument list is available.

Returns the image histogram as an array of ImagickPixel objects.

Return Values

Returns the image histogram as an array of ImagickPixel objects. Throw an ImagickException on error.


The Imagick class
PHP Manual