Update README.md

TjaOffsetNeutralise/README.md

@@ -3,4 +3,14 @@
 Incredibly simple script which can take `.tja` files and remove any audio offsets in them. Modifying both the .ogg audio file and the chart iself.   
 This tool will add a blank measure to make sure no audio is cut off, etc.  
 
-Usage: `offset_adjust.py --file file.tja` / `offset_adjust.py --path folder-containing-tja-files`  
+Usage: offset_adjust.py [-h] [--file FILE] [--path PATH] [--encoding {shift_jis,utf-8}]
+
+Process TJA and OGG files.
+
+options:
+  -h, --help            show this help message and exit
+  --file FILE           Path to a single TJA file
+  --path PATH           Path to a directory containing folders with TJA files
+  --encoding {shift_jis,utf-8}
+                        Encoding type (shift_jis or utf-8)
+