doc/filters: add [] labels for the graph of the opening paragraph example

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
This commit is contained in:
Timothy Gu 2013-09-21 15:39:35 -07:00 committed by Stefano Sabatini
parent 21f6ff3801
commit ca10d66719

View File

@ -9,9 +9,10 @@ To illustrate the sorts of things that are possible, we consider the
following filtergraph. following filtergraph.
@example @example
[main]
input --> split ---------------------> overlay --> output input --> split ---------------------> overlay --> output
| ^ | ^
| | |[tmp] [flip]|
+-----> crop --> vflip -------+ +-----> crop --> vflip -------+
@end example @end example