PHP截取IE浏览器并缩小原图的方法

// 截取一个窗口 Capture a window (IE for example)$ie = new COM("InternetExplorer.Application");$ie->Navigate2($webaddress);$oWSH = new COM("WScript.Shell");while ($ie->ReadyState!=4) usleep(10000);  $handle = $ie->HWND;  $ie->Visible = true;while ($ie->Busy) {  com_message_pump(4000);}$im = imagegrabwindow($handle, 0);$ie->Quit();$file="public/images/".time()."iesnap.png";imagepng($im,$file);//--------------------$browser = new COM("InternetExplorer.Application");$handle = $browser->HWND;$browser->Visible = true;$browser->FullScreen = true;$browser->Navigate($webaddress);while ($browser->Busy) {  com_message_pump(4000);}$im = imagegrabwindow($handle, 0);$browser->Quit();//opendir("public/images/");$new_img=imagecreatetruecolor("206","132");$file="public/images/".time()."ie.png";imagecopyresampled($new_img,$im,0,0,206,132,206,142,1024,768);imagepng($new_img ,$file);imagedestroy($new_img);