如何实现屏幕图像的捕获、压缩、传输,是开发多媒体教学软件的关键技术.为此,给出了实现屏幕图像捕获、压缩及传输的具体实现方法.最后,通过在实际网络教学环境中的应用,证明了实现方法的有效性和适用性.
How to capture, compress, and transmit screen image, are the key technology during the development of multimedia teaching software. For the reason, realization methods are proposed to implement real-time image capture, compression, and transmission. Finally, the validity and practicability of these methods are verified through the application in the network teaching environment.