Update app.py

app.py

@@ -275,22 +275,29 @@ def transcribe_function(stream, new_chunk):
         print(f"Error chunk structure: {type(new_chunk)}, content: {new_chunk}")
         return stream, "", None
 
+    # Ensure y is not empty and is at least 1-dimensional
+    if y is None or len(y) == 0:
+        return stream, "", None
+
     y = y.astype(np.float32)
     max_abs_y = np.max(np.abs(y))
     if max_abs_y > 0:
         y = y / max_abs_y
 
-    if stream is not None:
+    # Ensure stream is also at least 1-dimensional before concatenation
+    if stream is not None and len(stream) > 0:
         stream = np.concatenate([stream, y])
     else:
         stream = y
 
+    # Process the audio data for transcription
     result = pipe_asr({"array": stream, "sampling_rate": sr}, return_timestamps=False)
     full_text = result.get("text", "")
 
     return stream, full_text, full_text
 
 
+
 # Define the function to clear the state and input text
 def clear_transcription_state():
     return None, ""