@item post_data
Set custom HTTP post data.
+@item referer
+Set the Referer header. Include 'Referer: URL' header in HTTP request.
+
@item user_agent
Override the User-Agent header. If not specified the protocol will use a
string describing the libavformat build. ("Lavf/<version>")
used as an output option, or read data from a client with HTTP POST when used as
an input option.
If set to 2 enables experimental multi-client HTTP server. This is not yet implemented
-in ffmpeg.c or ffserver.c and thus must not be used as a command line option.
+in ffmpeg.c and thus must not be used as a command line option.
@example
# Server side (sending):
ffmpeg -i somefile.ogg -c copy -listen 1 -f ogg http://@var{server}:@var{port}