Thanks very much. However I cannot use rtmpdump because it does not support a HTTP proxy. Is there another way to do download the file?
Also, I cannot download the video at
http://nasc.tg4.tv/1rvxIYL, this link
http://tgfour.brightcove.com.edgesui..._WCL031740.mp4 does not work, even though I can use links like it for similar videos.