Update app.py

app.py

@@ -212,7 +212,7 @@ def infer_batch(ref_audio, ref_text, gen_text_batches, exp_name, remove_silence,
         gen_text_len = len(gen_text.encode('utf-8')) + 3 * len(re.findall(zh_pause_punc, gen_text))
 
     # Calculate duration based on the lengths of ref_text and gen_text
-        duration = min(2000, max(270, (ref_audio_len + int(ref_audio_len / ref_text_len * gen_text_len / speed))))
+        duration = min(2000, max(270, int(0.75 * (ref_audio_len + ref_audio_len / ref_text_len * gen_text_len / speed))))
     
     # Print the calculated duration
         print(f"Duration: {duration} seconds")