图象翻转_PHP

WBOY
Release: 2016-06-01 12:40:06
Original
921 people have browsed it

/**
flip 图象翻转
**/

$image = "images/csdn.gif"; // 原图
$imgstream = file_get_contents($image);
$im = imagecreatefromstring($imgstream);

$thumbw = imagesx($im); // 原图宽
$thumbh = imagesy($im); // 原图高

if(function_exists("imagecreatetruecolor"))
$dim = imagecreatetruecolor($thumbw, $thumbh); // 创建目标图gd2
else
$dim = imagecreate($thumbh, $thumbw); // 创建目标图gd1
for($x=0;$x for($y=0;$y// imagecopyresized($dim,$im,$thumbw-$x-1,$y,$x,$y,1,1,1,1); //水平翻转
imagecopyresized($dim,$im,$x,$thumbh-$y-1,$x,$y,1,1,1,1); //垂直翻转
}


header ("Content-type: image/jpeg");
imagejpeg ($dim);
?>

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template
About us Disclaimer Sitemap
php.cn:Public welfare online PHP training,Help PHP learners grow quickly!