屏幕的捕获其实就是抓屏程序，原理是获取桌面句柄，创建画布，最后进行位图存储。...

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屏幕的捕获其实就是抓屏程序，原理是获取桌面句柄，创建画布，最后进行位图存储。-screen capture is actually Capturing the Screen procedures and the principles of access to the desktop handle, the creation of canvas, for the final bitmap storage.