here please
Code:
rtmpdump -r "rtmpe://cp118461.edgefcs.net/ondemand/bfvideo/vault/videoclips/movies/" -a "ondemand/bfvideo/vault/videoclips/movies/" -f "WIN 11,4,402,265" -W "http://www.bigflix.com/apache_file/flash/Player_bigflixplus.swf" -p "http://www.bigflix.com/bigflixplus/Movie/Teen%20Thay%20Bhai/15079" -y "mp4:teen_thay_bhai_720b_1300.mp4" -o "output.flv"