说明：  Altera 关于VIP使用的详细说明，对于理解VIP有很好的帮助，是一个很好的资料。
(The Altera® Video and Image Processing Design Example demonstrates the following items: ■ A framework for rapid development of video and image processing systems ■ Dynamic scaling, clipping, flashing, moving, sharpening and FIR filtering of both standard definition (SD) and high definition (HD) inputs ■ Picture-in-picture mixing with a background layer ■ Run-time control of different parts of the system, including a radar that uses onscreen display functions. ■ Debugging components for monitoring the video stream within the datapath)