For example, you can have a situation described by the following
graph:
-@example
+
+@verbatim
_________ __________
| | | |
ffmpeg 1 -----| feed 1 |-----| stream 1 |
| | | |
| file 1 |-----| stream 5 |
|_________| |__________|
-@end example
+
+@end verbatim
@anchor{FFM}
@section FFM, FFM2 formats