Supported file protocols:
Input:
cache
concat
crypto
data
ffrtmphttp
file
ftp
gopher
hls
http
httpproxy
mmsh
mmst
pipe
rtmp
rtmpt
rtp
srtp
tcp
udp
unix
Output:
ffrtmphttp
file
ftp
gopher
http
httpproxy
md5
pipe
rtmp
rtmpt
rtp
srtp
tcp
udp
unix
