通过调用手机摄像头，获取要拍摄的照片，经过处理，转化为所需的图片。-By calling the cell phone camera, access to photographs, after processing, into the picture.

调用设备摄像头，自动截图，并保存为文件，值得研究借鉴的作品。-Call device camera, automatic screenshot, and save the file, it is worth studying and learning work.