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);

?>