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Imagick::segmentImage — Segments an image
$COLORSPACE
   , float $cluster_threshold
   , float $smooth_threshold
   [, bool $verbose = false
  ] )Analyses the image and identifies units that are similar. This method is available if Imagick has been compiled against ImageMagick version 6.4.5 or newer.
COLORSPACEOne of the COLORSPACE constants.
cluster_thresholdA percentage describing minimum number of pixels contained in hexedra before it is considered valid.
smooth_thresholdEliminates noise from the histogram.
verboseWhether to output detailed information about recognised classes.
Example #1 Imagick::segmentImage()
<?php
function segmentImage($imagePath, $colorSpace, $clusterThreshold, $smoothThreshold) {
    $imagick = new \Imagick(realpath($imagePath));
    $imagick->segmentImage($colorSpace, $clusterThreshold, $smoothThreshold);
    header("Content-Type: image/jpg");
    echo $imagick->getImageBlob();
}
segmentImage($imagePath, \Imagick::COLORSPACE_RGB, 5, 5);
?>