Frame 2 was incidentally called frame 1.

f8c3a266 · Laros · 14c8718a · f8c3a266
Commit f8c3a266 authored Jun 28, 2016 by Laros
--- a/extractor/variant.py
+++ b/extractor/variant.py
@@ -23,7 +23,7 @@ FS = {
    '2': extractor.FRAME_SHIFT_2,
    'inv': extractor.FRAME_SHIFT_REVERSE,
    '1inv': extractor.FRAME_SHIFT_REVERSE_1,
-    '2inv': extractor.FRAME_SHIFT_REVERSE_1
+    '2inv': extractor.FRAME_SHIFT_REVERSE_2
 }