Imagick::segmentImage()

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Segments an image

说明

publicImagick::segmentImage(int $COLORSPACE,float $cluster_threshold,float $smooth_threshold[,bool $verbose= FALSE]): bool

Analyses the image and identifies units that are similar.此方法在Imagick基于ImageMagick 6.4.5以上版本编译时可用。

参数

$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.

返回值

范例

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);
?>