to record streaming video, you can use the Streaming Video Recorder, it is designed to help you record any streaming videos and online TV shows.
http://www.recordstreamingvideo.net/
to record streaming audio, you use the Streaming Audio Recorder, With this tool, you can easily record online music, internet radio and record sound from Microphone, Line-in, or music played by Winamp, Windows Media Player, Quick Time, Real Player, DVD player, video games, etc.
http://www.recordstreamingaudio.net/