Update app.py

app.py

@@ -146,9 +146,26 @@ def process_both(audio_path):
 # Create Gradio interface
 with gr.Blocks(title="Oterin Audio Codec") as demo:
     gr.Markdown("# Oterin Audio Codec")
-    gr.Markdown("Upload an audio file to encode it to semantic tokens, decode tokens back to audio, or do both.")
+    gr.Markdown("Upload an audio file to encode it to semantic tokens and decode back to audio.")
     
-    with gr.Tab("Encode Audio"):
+    # Make "Both" the primary default tab
+    with gr.Tab("Encode & Decode"):
+        with gr.Row():
+            both_input = gr.Audio(type="filepath", label="Input Audio")
+            both_output = gr.Audio(label="Reconstructed Audio")
+        both_status = gr.Textbox(label="Status")
+        both_btn = gr.Button("Process", variant="primary")
+        both_btn.click(process_both, inputs=both_input, outputs=[both_output, both_status])
+        
+        gr.Markdown("""
+        ## How it works
+        This option encodes your audio to semantic tokens and immediately decodes it back to audio.
+        It's the recommended way to use the codec as it handles all device management internally.
+        """)
+    
+    # Keep separate functions as secondary options with warning
+    with gr.Tab("Advanced (Encode Only)"):
+        gr.Markdown("⚠️ **DEPRECATED**: Using separate encode/decode can lead to device mismatch errors. The combined Encode & Decode tab is recommended.")
         with gr.Row():
             encode_input = gr.Audio(type="filepath", label="Input Audio")
             encode_output = gr.File(label="Encoded Tokens (.oterin)", file_types=[".oterin"])
@@ -156,21 +173,14 @@ with gr.Blocks(title="Oterin Audio Codec") as demo:
         encode_btn = gr.Button("Encode")
         encode_btn.click(encode_audio, inputs=encode_input, outputs=[encode_output, encode_status])
     
-    with gr.Tab("Decode Tokens"):
+    with gr.Tab("Advanced (Decode Only)"):
+        gr.Markdown("⚠️ **DEPRECATED**: Using separate encode/decode can lead to device mismatch errors. The combined Encode & Decode tab is recommended.")
         with gr.Row():
             decode_input = gr.File(label="Token File (.oterin)", file_types=[".oterin"])
             decode_output = gr.Audio(label="Decoded Audio")
         decode_status = gr.Textbox(label="Status")
         decode_btn = gr.Button("Decode")
         decode_btn.click(decode_tokens, inputs=decode_input, outputs=[decode_output, decode_status])
-    
-    with gr.Tab("Both (Encode & Decode)"):
-        with gr.Row():
-            both_input = gr.Audio(type="filepath", label="Input Audio")
-            both_output = gr.Audio(label="Reconstructed Audio")
-        both_status = gr.Textbox(label="Status")
-        both_btn = gr.Button("Process")
-        both_btn.click(process_both, inputs=both_input, outputs=[both_output, both_status])
 
 if __name__ == "__main__":
     demo.launch(share=True)