Imagick::transformImageColorspace

(PECL imagick 3)

Imagick::transformImageColorspaceTransforms an image to a new colorspace

Description

public Imagick::transformImageColorspace(int $colorspace): bool

Transforms an image to a new colorspace.

Parameters

colorspace

The colorspace the image should be transformed to, one of the COLORSPACE constants e.g. Imagick::COLORSPACE_CMYK.

Return Values

Returns true on success.

Examples

Example #1 Imagick::transformImageColorspace() example

Transforms an image to a new colorspace, and then extracts a single channel so that the individual channel values can be viewed.

<?php
function transformImageColorspace($imagePath, $colorSpace, $channel) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->transformimagecolorspace($colorSpace);
//channel should be one of the channel constants e.g. \Imagick::CHANNEL_BLUE
$imagick->separateImageChannel($channel);
header("Content-Type: image/jpg");
echo
$imagick->getImageBlob();
}
?>

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