--help|-h               Prints this help screen.
--rtmp|-r url           URL (e.g. rtmp//hotname[:port]/path)
--host|-n hostname      Overrides the hostname in the rtmp url
--port|-c port          Overrides the port in the rtmp url
--protocol|-l           Overrides the protocol in the rtmp url (0 - RTMP, 3 - RTMPE)
--playpath|-y           Overrides the playpath parsed from rtmp url
--swfUrl|-s url         URL to player swf file
--tcUrl|-t url          URL to played stream (default: "rtmp://host[:port]/app")
--pageUrl|-p url        Web URL of played programme
--app|-a app            Name of player used
--swfhash|-w hexstring  SHA256 hash of the decompressed SWF file (32 bytes)
--swfsize|-x num        Size of the decompressed SWF file, required for SWFVerification
--auth|-u string        Authentication string to be appended to the connect string
--flashVer|-f string    Flash version string
--live|-v               Save a live stream, no --resume (seeking) of live strems possible
--flv|-o string         FLV output file name, if the file name is - print stream to stdout
--resume|-e             Resume a partial RTMP download
--timeout|-m num        Timeout connection num seconds 
--buffer|-b             Buffer time in milliseconds, this option makes only sense in stdout mode 
--skip|-k num           Skip num keyframes when looking for last keyframe to resume from. Useful if resume fails