首页 / 网页编程 / PHP / 一键生成各种尺寸Icon的php脚本（实例）

<?php /** * @name thumb缩略图函数 * @paramsting$img_name图片路径 * @paramint $max_width 略图最大宽度 * @paramint $max_height 略图最大高度 * @paramsting$suffix 略图后缀（如"img_x.jpg"代表小图,"img_m.jpg"代表中图,"img_l.jpg"代表大图） * @returnvoid */ function thumb（$img_name,$max_width,$max_height,$path,$new_name） { $img_infos = getimagesize（$img_name）; $img_height = $img_infos[0];//图片高 $img_width = $img_infos[1]; //图片宽 $img_extension = "";//图片后缀名switch（$img_infos[2]） { case 1: $img_extension = "gif"; break; case 2: $img_extension = "jpeg"; break; case 3: $img_extension = "png"; break; default: $img_extension = "jpeg"; break; }$new_img_size = array（）; $new_img_size["width"] = $max_width; $new_img_size["height"] = $max_height;$img_func = ""; //函数名称 $img_handle = "";//图片句柄 $thum_handle = ""; //略图图片句柄switch（$img_extension） { case "jpg": $img_handle = imagecreatefromjpeg（$img_name）; $img_func = "imagejpeg"; break; case "jpeg": $img_handle = imagecreatefromjpeg（$img_name）; $img_func = "imagejpeg"; break; case "png": $img_handle = imagecreatefrompng（$img_name）; imagesavealpha（$img_handle, true）; $img_func = "imagepng"; break; case "gif": $img_handle = imagecreatefromgif（$img_name）; $img_func = "imagegif"; break; default: $img_handle = imagecreatefromjpeg（$img_name）; $img_func = "imagejpeg"; break; }$quality = 100;//图片质量 if（$img_func == "imagepng"） { $quality = 9; } $thum_handle = imagecreatetruecolor（$new_img_size["height"],$new_img_size["width"]）; imagealphablending（$thum_handle,false）;//这里很重要,意思是不合并颜色,直接用$img图像颜色替换,包括透明色; imagesavealpha（$thum_handle,true）;//这里很重要,意思是不要丢了$thumb图像的透明色;if（function_exists（"imagecopyresampled"）） { imagecopyresampled（$thum_handle,$img_handle, 0, 0, 0, 0,$new_img_size["height"],$new_img_size["width"],$img_height,$img_width）; }else{ imagecopyresized（$thum_handle,$img_handle, 0, 0, 0, 0,$new_img_size["height"],$new_img_size["width"],$img_height,$img_width）; }call_user_func_array（$img_func,array（$thum_handle,$path."/".$new_name,$quality））; imagedestroy（$thum_handle）;//清除句柄 imagedestroy（$img_handle）;//清除句柄 } $IconArray = array（ "IOS8" => array（ array（"width" => 180,"height"=> 180, "path"=>"ios8", "name"=>"Icon-180.png"）, array（"width" => 120,"height"=> 120, "path"=>"ios8", "name"=>"Icon-120.png"）, array（"width" => 152,"height"=> 152, "path"=>"ios8", "name"=>"Icon-152.png"）, array（"width" => 76, "height"=> 76,"path"=>"ios8", "name"=>"Icon-76.png"）,array（"width" => 144,"height"=> 144, "path"=>"ios8", "name"=>"Icon-144.png"）, array（"width" => 72, "height"=> 72,"path"=>"ios8", "name"=>"Icon-72.png"）, array（"width" => 114,"height"=> 114, "path"=>"ios8", "name"=>"Icon-114.png"）, array（"width" => 57, "height"=> 57,"path"=>"ios8", "name"=>"Icon-57.png"）,array（"width" => 100,"height"=> 100, "path"=>"ios8", "name"=>"Icon-100.png"）, array（"width" => 50, "height"=> 50,"path"=>"ios8", "name"=>"Icon-50.png"）,array（"width" => 80, "height"=> 80,"path"=>"ios8", "name"=>"Icon-80.png"）, array（"width" => 40, "height"=> 40,"path"=>"ios8", "name"=>"Icon-40.png"）, array（"width" => 58, "height"=> 58,"path"=>"ios8", "name"=>"Icon-58.png"）, array（"width" => 29, "height"=> 29,"path"=>"ios8", "name"=>"Icon-29.png"）, ）, "IOS" => array（ array（"width" => 180,"height"=> 180, "path"=>"ios","name"=>"Icon-60@3x.png"）, array（"width" => 120,"height"=> 120, "path"=>"ios","name"=>"Icon-60@2x.png"）, array（"width" => 152,"height"=> 152, "path"=>"ios","name"=>"Icon-76@2x.png"）, array（"width" => 76, "height"=> 76,"path"=>"ios","name"=>"Icon-76.png"）,array（"width" => 144,"height"=> 144, "path"=>"ios","name"=>"Icon-72@2x.png"）, array（"width" => 72, "height"=> 72,"path"=>"ios","name"=>"Icon-72.png"）, array（"width" => 114,"height"=> 114, "path"=>"ios","name"=>"Icon-57@2x.png"）, array（"width" => 57, "height"=> 57,"path"=>"ios","name"=>"Icon-57.png"）,array（"width" => 100,"height"=> 100, "path"=>"ios","name"=>"Icon-50@2x.png"）, array（"width" => 50, "height"=> 50,"path"=>"ios","name"=>"Icon-50.png"）,array（"width" => 80, "height"=> 80,"path"=>"ios","name"=>"Icon-40@2x.png"）, array（"width" => 40, "height"=> 40,"path"=>"ios","name"=>"Icon-40.png"）, array（"width" => 58, "height"=> 58,"path"=>"ios","name"=>"Icon-29@2x.png"）, array（"width" => 29, "height"=> 29,"path"=>"ios","name"=>"Icon-29.png"）, ） , "ANDROID" => array （ array（"width" => 144,"height" => 144, "path" => "android/drawable","name"=>"icon.png"）, array（"width" => 144,"height" => 144, "path" => "android/drawable-xhdpi", "name"=>"icon.png"）, array（"width" => 72, "height" => 72, "path" => "android/drawable-hdpi","name"=>"icon.png"）, array（"width" => 48, "height" => 48, "path" => "android/drawable-mdpi","name"=>"icon.png"）, array（"width" => 32, "height" => 32, "path" => "android/drawable-ldpi","name"=>"icon.png"） ） ）; foreach （$IconArray["IOS8"] as $key => $IconType）{ thumb（"icon.png",$IconType["width"],$IconType["height"],$IconType["path"],$IconType["name"]）; }foreach （$IconArray["IOS"] as $key => $IconType）{ thumb（"icon.png",$IconType["width"],$IconType["height"],$IconType["path"],$IconType["name"]）; }foreach （$IconArray["ANDROID"] as $key => $IconType）{ thumb（"icon.png",$IconType["width"],$IconType["height"],$IconType["path"],$IconType["name"]）; }?>