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PHP - Manual: Gmagick::scaleimage

2024-11-14

Gmagick::scaleimage

(PECL gmagick >= Unknown)

Gmagick::scaleimageScales the size of an image

说明

public Gmagick::scaleimage(int $width, int $height, bool $fit = false): Gmagick

Scales the size of an image to the given dimensions. The other parameter will be calculated if 0 is passed as either param.

参数

width

The number of columns in the scaled image.

height

The number of rows in the scaled image.

返回值

The Gmagick object.

错误/异常

错误时抛出 GmagickException

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User Contributed Notes 2 notes

up
-1
support at yourmob dot net
2 years ago
CORRECTION

Replace

echo 'img src="data:image/jpeg:base64,'.base64_encode($image).'">';

With

echo '<img src="data:image/jpeg:base64,'.base64_encode($image).'">';
up
-2
support at yourmob dot net
2 years ago
Simple method to load an image from file, resize and display without writing to disk.
tested on jpg, gif and bmp
<?php
$image
= new Gmagick( "yourimage.jpg");
$image->scaleimage(300,0);
echo
'img src="data:image/jpeg:base64,'.base64_encode($image).'">';
$image->destroy();
?>

官方地址:https://www.php.net/manual/en/gmagick.scaleimage.php

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