Imagick::affineTransformImage

(PECL imagick 2, PECL imagick 3)

Imagick::affineTransformImage — Transforms 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。

示例

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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用户贡献的备注 2 notes

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SkepticaLee ¶

5 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This function is obsolete.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.

down

peter dot e dot lind at gmail dot com ¶

10 years ago

This method has not been properly implemented it seems - it has no effect whatsoever on the image.

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备份地址：http://www.lvesu.com/blog/php/imagick.affinetransformimage.php