Imagick::segmentImage
(PECL imagick 2 >= 2.3.0, PECL imagick 3)
Imagick::segmentImage — Segments an image
Description
public Imagick::segmentImage ( int $COLORSPACE , float $cluster_threshold , float $smooth_threshold [, bool $verbose = false ] ) : bool
Analyses the image and identifies units that are similar. This method is available if Imagick has been compiled against ImageMagick version 6.4.5 or newer.
Parameters
-
COLORSPACE -
One of the COLORSPACE constants.
-
cluster_threshold -
A percentage describing minimum number of pixels contained in hexedra before it is considered valid.
-
smooth_threshold -
Eliminates noise from the histogram.
-
verbose -
Whether to output detailed information about recognised classes.
Return Values
Examples
Example #1 Imagick::segmentImage()
<?php
function segmentImage($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);
?>
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https://www.php.net/manual/en/imagick.segmentimage.php