一键生成各种尺寸Icon的php脚本

<?php/*** @namethumb 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"=>"[e-mail]"),array("width" => 120, "height"=> 120, "path"=>"ios", "name"=>"[e-mail]"),array("width" => 152, "height"=> 152, "path"=>"ios", "name"=>"[e-mail]"),array("width" => 76, "height"=> 76, "path"=>"ios", "name"=>"Icon-76.png"),array("width" => 144, "height"=> 144, "path"=>"ios", "name"=>"[e-mail]"),array("width" => 72, "height"=> 72, "path"=>"ios", "name"=>"Icon-72.png"),array("width" => 114, "height"=> 114, "path"=>"ios", "name"=>"[e-mail]"),array("width" => 57, "height"=> 57, "path"=>"ios", "name"=>"Icon-57.png"),array("width" => 100, "height"=> 100, "path"=>"ios", "name"=>"[e-mail]"),array("width" => 50, "height"=> 50, "path"=>"ios", "name"=>"Icon-50.png"),array("width" => 80, "height"=> 80, "path"=>"ios", "name"=>"[e-mail]"),array("width" => 40, "height"=> 40, "path"=>"ios", "name"=>"Icon-40.png"),array("width" => 58, "height"=> 58, "path"=>"ios", "name"=>"[e-mail]"),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']);}?>

使用方法:  php IconMaster.php