PHP5.2.2以上版本的GD库实现了两个截屏函数 imagegrabscreen 和 imagegrabwindow
分别用于截取整个屏幕和截取某个窗口(同ALT+PrintScreen)的屏幕。
1. 截取整个屏幕 Screenshot
<?php $im = imagegrabscreen(); imagepng($im, "myscreenshot.png"); ?>
2. 截取一个窗口 Capture a window (IE for example)
<? $browser = new COM("InternetExplorer.Application"); $handle = $browser->HWND; $browser->Visible = true; $im = imagegrabwindow($handle); $browser->Quit(); imagepng($im, "iesnap.png"); $im = imagegrabscreen(); ?>
3. 截取IE内容 Capture a window (IE for example) but with its content!
<?php $browser = new COM("InternetExplorer.Application"); $handle = $browser->HWND; $browser->Visible = true; $browser->Navigate("http://www.abcd9.com/"); /* Still working? */ while ($browser->Busy) { com_message_pump(4000); } $im = imagegrabwindow($handle, 0); $browser->Quit(); imagepng($im, "iesnap.png"); ?>
4. 截取IE的全屏模式 IE in fullscreen mode
<?php $browser = new COM("InternetExplorer.Application"); $handle = $browser->HWND; $browser->Visible = true; $browser->FullScreen = true; $browser->Navigate("http://www.abcd9.com/"); /* Is it completely loaded? (be aware of frames!)*/ while ($browser->Busy) { com_message_pump(4000); } $im = imagegrabwindow($handle, 0); $browser->Quit(); imagepng($im, "iesnap.png"); ?>
附加说明:
1、imagegrabscreen和imagegrabwindow只能在windows环境下工作
2、截图黑屏解决办法:web 服务器(iis或apache)做为windows服务时,必须打开”允许与桌面交互”的选项(点击服务属性->登录->勾选”允许与桌面交互”,设置后重启服务生效)。
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