I finaly bought this one http://www.avermedia.com/Product/ProductDetail.aspx?Id=499 and I stream wi the following configuration that works just fine with 1Mbps upload. :sout=#transcode{vcodec=h264,vb=600,fps=20,scale=1,deinterlace=1,deinterlace-mode=bob,acodec=mp3,ab=44,channels=2,samplerate=44100}...