DingCaster is live production & stream software. It is software Video and audio mixer and switcher and it can publish your live productions directly to the Internet or cable TV network. It supports multi-channel    input and output of  SDI/HD-SDI/HDMI, network, NDI and so on. It  supports  instant messaging software video call input(Skype,WebChat,QQ) , and it also supports  virtual studio,  multiview ,recording, titles,overlay and so on.