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PHP - Manual: Imagick::affineTransformImage

2024-12-21

Imagick::affineTransformImage

(PECL imagick 2, PECL imagick 3)

Imagick::affineTransformImageTransforms an image

说明

public Imagick::affineTransformImage(ImagickDraw $matrix): bool

Transforms an image as dictated by the affine matrix.

参数

matrix

The affine matrix

返回值

成功时返回 true

范例

示例 #1 Imagick::affineTransformImage()

<?php
function affineTransformImage($imagePath) {
    
$imagick = new \Imagick(realpath($imagePath));
    
$draw = new \ImagickDraw();

    
$angle deg2rad(40);

    
$affineRotate = array(
        
"sx" => cos($angle), "sy" => cos($angle), 
        
"rx" => sin($angle), "ry" => -sin($angle), 
        
"tx" => 0"ty" => 0,
    );

    
$draw->affine($affineRotate);

    
$imagick->affineTransformImage($draw);

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

?>
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User Contributed Notes 2 notes

up
2
peter dot e dot lind at gmail dot com
7 years ago
This method has not been properly implemented it seems - it has no effect whatsoever on the image.
up
1
SkepticaLee
2 years ago
This function is obsolete. Use distortImage() instead, with the affine transformation constant, and an array of six values, sx, rx, ry, sy, tx, ty.

官方地址:https://www.php.net/manual/en/imagick.affinetransformimage.php

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