After finally getting ffmpeg to compile I've been trying for about 2 days to get ffmpeg to live stream from my DeckLink Mini Recorder card (capture device) to a WoWza server using rtmp. Everytime I start ffmpeg I ALWAYS get this line "Could not write header for output file #0 (incorrect codec parameters ?): Operation not permitted" and then ffmpeg terminates.
FMLE seems to work fine (even to my local test trial install of WoWza) on my old and overburdoned Windows XP machine
I'm running a brand new install of Ubuntu 12.04 Server amd64 on a brand (butt-spanking) new PC.
This is the command I'm issuing (and the response):