Posts Tagged ‘image png’
<?php
header (”Content-Type: image/png”);
$markImage = imageCreateFromPNG(’water_218_90.png’);
$srcImage = imagecreatefromjpeg(’283_151.jpg’);
imagealphablending($srcImage, true);
//关键代码, 透明图片
$markW = imagesx($markImage);
$markH = imagesy($markImage);
$srcW = imagesx($srcImage);
$srcH = imagesy($srcImage);
if ($srcH > ($markH+10) && $srcW > ($markH +10 ))
{
imageCopy($srcImage, $markImage, $srcW-$markW-10, $srcH-$markH-10, 0, 0, $markW, $markH);
imageJpeg($srcImage); //output to browser
imagedestroy($srcImage);
imagedestroy($markImage);
}
else
{
imageJpeg($srcImage); //output to browser
}
?>
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<?php
/******************************************************************************
使用说明:
1. 将PHP.INI文件里面的”extension=php_gd2.dll”一行前面的;号去掉,因为我们要用到GD库;
2. 将extension_dir =改为你的php_gd2.dll所在目录;php4.6.0以上版本使用默认路径
******************************************************************************/
//上传文件类型列表
$uptypes=array(
‘image/jpg’,
‘image/jpeg’,
‘image/png’,
‘image/pjpeg’,
‘image/gif’,
‘image/bmp’,
‘image/x-png’
);
$max_file_size = 200000; //上传文件大小限制, 单位BYTE
$path_im = “prod_img/”; //生成大图保存文件夹路径
$path_sim = “prod_simg/”; .......
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