mention that --help is available

diff --git a/README.md b/README.md
index 2c345367e21f12fe512fa70c31a277acd462f3e7..da0fffa87075acb723e5513a98df932f68902408 100644 (file)
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@ nihav-tool is a simple tool to test decoding functionality of NihAV.
 Put it into directory with other NihAV crates and invoke `cargo build`.
 
 See https://codecs.multimedia.cx/2020/07/some-words-about-nihav-tools/ for a description of how to use it.
+Or run `nihav-tool --help`.
 
 ## Contributing