php// 重置图片文件大小functionresize_image($filename,$tmpname,$xmax,$ymax){$ext=explode(".",$filename);$ext=$ext[count($ext)-1];if($ext=="jpg"||$ext=="jpeg")$im=imagecreatefromjpeg($tmpname);elseif($ext=="png")$im=imag
function resize($originalImage){ list($width, $height) = getimagesize($originalImage); $newName=basename($originalImage); $imageResized = imagecreatetruecolor(128, 128); $imageTmp = imagecreatefromjpeg($originalImage); imagecopyresampled($imageResized, $imageTmp, 0, 0, 0, 0, 128, 128, ...
Image::make(‘your_image.jpg’)->resize(300, null, function ($constraint) { $constraint->aspectRatio(); })->save(‘your_resized_image.jpg’); “` 上述代码将把名为`your_image.jpg`的图片缩小到宽度为300像素,高度将根据原始图片的宽高比自动调整,并保存为`your_resized_image.jpg`。 总之,以上...
function resizeImage($filename, $newWidth, $newHeight) { list($width, $height) = getimagesize($filename); $thumb = imagecreatetruecolor($newWidth, $newHeight); $image = imagecreatefromjpeg($filename); imagecopyresized($thumb, $image, 0, 0, 0, 0, $newWidth, $newHeight, $width, ...
functionimage_resize($src_file,$dst_file,$new_width,$new_height) { $new_width=intval($new_width); $new_height=intval($new_width); if($new_width< 1 ||$new_height< 1) { echo"params width or height error !"; exit(); }
1<?php2functionresizeImage($im,$maxwidth,$maxheight,$name,$filetype)3{4$pic_width= imagesx($im);5$pic_height= imagesy($im);67if(($maxwidth&&$pic_width>$maxwidth) || ($maxheight&&$pic_height>$maxheight))8{9if($maxwidth&&$pic_width>$maxwidth)10{11$widthratio=$maxwidth/$pic_wi...
function resizeImage($im,$maxwidth,$maxheight,$name,$filetype){ pic_width = imagesx($im);pic_height = imagesy($im);if(($maxwidth && $pic_width > $maxwidth) ($maxheight && $pic_height > $maxheight)){ if($maxwidth && $pic_width>$maxwidth){ widthratio = $maxwidth/$...
@param int $maxwidth 生成图片宽 * @param int $maxheight 生成图片高 */ function resizeImage...
$name; //$pic_width_max=120; //$pic_height_max=90; //以上与下面段注释可以联合使用,可以使图片根据计算出来的比例压缩 $file_type=$_FILES["filename"]['type']; function ResizeImage($uploadfile,$maxwidth,$maxheight,$name) { //取得当前图片大小 $width = imagesx($uploadfile); $height = ...
phpfunctionresizeImage($im,$maxwidth,$maxheight,$name,$filetype){$pic_width=imagesx($im);$pic_height=imagesy($im);if(($maxwidth&&$pic_width>$maxwidth)||($maxheight&&$pic_height>$maxheight)){if($maxwidth&&$pic_width>$maxwidth){$widthratio=$maxwidth/$pic_width;$resizewidth_tag=true...