I see,
confused gave you what you are looking for.
change this:
C:\streamlink.exe
https://chaturbate.com/facelessfuckers/ best -o c:\stream.flv
to that:
C:\streamlink.exe
https://chaturbate.com/facelessfuckers/ best -o c:\stream.ts
C:\>streamlink.exe
https://chaturbate.com/innocentlisa/ best -o c:\stream.ts
[cli][info] Found matching plugin chaturbate for URL
https://chaturbate.com/innocentlisa/
[cli][info] Available streams: 720p (best, worst)
[cli][info] Opening stream: 720p (hls)
[download][stream.ts] Written 1.2 MB (6s @ 198.0 KB/s)