From 6a57c524c07e485a89b18a7060e45a95201d9505 Mon Sep 17 00:00:00 2001
From: Antonio Zarauz Moreno <87022369+hedrergudene@users.noreply.github.com>
Date: Mon, 16 Sep 2024 11:39:28 +0200
Subject: [PATCH] Update transcribe.py

provide an early exit in case no voice activity is detected.
---
 faster_whisper/transcribe.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/faster_whisper/transcribe.py b/faster_whisper/transcribe.py
index 8652e82b..e710fa46 100644
--- a/faster_whisper/transcribe.py
+++ b/faster_whisper/transcribe.py
@@ -511,6 +511,10 @@ def transcribe(
             all_language_probs=all_language_probs,
         )
 
+        # Exit if no activity if found
+        if duration_after_vad==0:
+            return [], info
+
         audio_segments, segments_metadata = self.audio_split(
             audio, vad_segments, sampling_rate
         )