Imagick::recolorImage

(PECL imagick 2 >= 2.3.0, PECL imagick 3)

Imagick::recolorImage — Recolors image

警告

此函数在 Imagick 3.4.4 中被废弃，强烈建议不要应用此函数。

说明

public Imagick::recolorImage(array $matrix): bool

Translate, scale, shear, or rotate image colors. This method supports variable sized matrices but normally 5x5 matrix is used for RGBA and 6x6 is used for CMYK. The last row should contain the normalized values. 此方法在Imagick基于ImageMagick 6.3.6以上版本编译时可用。

参数

matrix: The matrix containing the color values

返回值

成功时返回 true。

示例

示例 #1 Imagick::recolorImage()

<?php
function recolorImage($imagePath) {
    $imagick = new \Imagick(realpath($imagePath));
    $remapColor = [ 1, 0, 0,
        0, 0, 1,
        0, 1, 0,];

//$remapColor = [
//    1.438, -0.122, -0.016,  0, 0, -0.03,
//    -0.062,  1.378, -0.016,  0, 0,  0.05,
//    -0.062, -0.122, 1.483,   0, 0, -0.02,
//];

    @$imagick->recolorImage($remapColor);

    header("Content-Type: image/jpg");
    echo $imagick->getImageBlob();
}

?>

参见

Imagick::displayImage() - Displays an image

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User Contributed Notes 1 note

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softmixt at gmail dot com ¶

11 years ago


Simple example :

<?php

$image = new Imagick('test.jpg');

$CMYK_color_model = array(0,100,0,0);

$image->recolorImage($CMYK_color_model) ;

header('Content-type: image/jpg');

echo $image
?>

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