update

app.py

@@ -38,7 +38,7 @@ from litgpt.generate.base import sample
 
 device = "cuda" if torch.cuda.is_available() else "cpu"
 ckpt_dir = "./checkpoint"
-streaming_output = True
+streaming_output = False
 
 
 OUT_CHUNK = 4096
@@ -310,7 +310,7 @@ def process_audio(audio):
     filepath = audio
     print(f"filepath: {filepath}")
     if filepath is None:
-        return
+        return OUT_RATE, np.zeros((100, OUT_CHANNELS), dtype=np.int16)
 
     cnt = 0
     tik = time.time()