# HG changeset patch
# User Chris Cannam
# Date 1439403329 -3600
# Node ID 029159daf3f12e013e22478c97c45a75c3bac100
# Parent  2e08ae56b4b55a1c68688cb60163702293ca518e
Make script robust to spurious note-offs

diff -r 2e08ae56b4b5 -r 029159daf3f1 multiple_f0_estimation/silvet-live/frames.py
--- a/multiple_f0_estimation/silvet-live/frames.py	Wed Aug 12 17:45:36 2015 +0100
+++ b/multiple_f0_estimation/silvet-live/frames.py	Wed Aug 12 19:15:29 2015 +0100
@@ -25,7 +25,8 @@
         while ix < len(data) and sec >= float(data[ix][0]):
             time, freq, vely = data[ix][:3]
             if vely == "0":
-                del extant[freq]
+                if freq in extant:
+                    del extant[freq]
             else:
                 extant[freq] = vely
             ix = ix + 1
diff -r 2e08ae56b4b5 -r 029159daf3f1 multiple_f0_estimation/silvet/frames.py
--- a/multiple_f0_estimation/silvet/frames.py	Wed Aug 12 17:45:36 2015 +0100
+++ b/multiple_f0_estimation/silvet/frames.py	Wed Aug 12 19:15:29 2015 +0100
@@ -25,7 +25,8 @@
         while ix < len(data) and sec >= float(data[ix][0]):
             time, freq, vely = data[ix][:3]
             if vely == "0":
-                del extant[freq]
+                if freq in extant:
+                    del extant[freq]
             else:
                 extant[freq] = vely
             ix = ix + 1