title: DirectShow filter for ip-camera
body: <p>I need to write DirectShow filter which will stream data from ip camera. I have found <a href="https://stackoverflow.com/questions/712998/opencv-with-network-cameras">example</a> how to open ip camera stream using opencv.
  I have only basic knowledges how to write a directShow filters. What should I do to send data from one directShow filter to another?
  Thank you in advance!</p>