Add v4.2.1 changes to HISTORY

rlaphoenix · rlaphoenix · commit 46de8b158922 · 2021-10-13T09:43:34.000+01:00
diff --git a/HISTORY.md b/HISTORY.md
@@ -1,5 +1,9 @@
 # Release History
 
+## 4.2.1
+
+- Fix regressions from v4.2.0 in PD2Vs `deinterlace()` causing runtime errors if `recover()` was not used first.
+
 ## 4.2.0
 
 - Add new `recover()` method to PD2V for recovering progressive frames with VFM optimally
