In Windows Run Command Prompt, go to the directory with rtmpdump.exe using cd command and run rtmpdump.exe .
rtmpdump basic usage
Code:
rtmpdump -r "rtmp://host/dir/file.flv" -o filename.flv
rtmpdump parameters
Code:
--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
SWF Verification
Download the swf player you want to use for SWFVerification, unzip it using
Code:
$ flasm -x file.swf
It will show the decompressed filesize, use it for --swfsize
Now generate the hash
Code:
$ openssl sha -sha256 -hmac "Genuine Adobe Flash Player 001" file.swf
and use the --swfhash "01234..." option to pass it. e.g.
Code:
$ ./rtmpdump --swfhash "123456..." --swfsize 987...