Forcefully coerce value of prosody parameters to int, earcons add-on apparently sends the wrong type sometimes and this causes the entire thread to hang because of a ctypes exception.

Author: ultrasound1372

addon/synthDrivers/_ibmeci.py

@@ -472,7 +472,7 @@ def setVParam(pr, vl):
 	param_event.clear()
 
 def setProsodyParam(pr, vl):
-	dll.eciSetVoiceParam(handle, 0, pr, vl)
+	dll.eciSetVoiceParam(handle, 0, pr, int(vl))
 
 def setVariant(v):
 	user32.PostThreadMessageA(eciThreadId, WM_COPYVOICE, v, 0)