Update modules/vad/silero_vad.py

modules/vad/silero_vad.py

@@ -89,6 +89,7 @@ class SileroVAD:
             vad_options = VadOptions(**kwargs)
 
         threshold = vad_options.threshold
+        neg_threshold = vad_options.neg_threshold
         min_speech_duration_ms = vad_options.min_speech_duration_ms
         max_speech_duration_s = vad_options.max_speech_duration_s
         min_silence_duration_ms = vad_options.min_silence_duration_ms
@@ -114,7 +115,9 @@ class SileroVAD:
         triggered = False
         speeches = []
         current_speech = {}
-        neg_threshold = vad_options.neg_threshold
+        
+        if neg_threshold is None:
+            neg_threshold = max(threshold - 0.15, 0.01)
 
         # to save potential segment end (and tolerate some silence)
         temp_end = 0