Update webui.py

webui.py

@@ -275,16 +275,16 @@ def transcription_function(
 def synthesis_function(
     prompt_audio,
     target_audio,
-    prompt_metadata,
-    target_metadata,
-    control,
-    auto_shift,
-    pitch_shift,
-    seed,
-    prompt_lyric_lang,
-    target_lyric_lang,
-    prompt_vocal_sep,
-    target_vocal_sep,
+    prompt_metadata=None,
+    target_metadata=None,
+    control="score",
+    auto_shift=True,
+    pitch_shift=0,
+    seed=12306,
+    prompt_lyric_lang="English",
+    target_lyric_lang="English",
+    prompt_vocal_sep=True,
+    target_vocal_sep=True,
 ):
     """Single-button: runs transcription first if metadata not provided, then synthesis."""
     try:
@@ -353,6 +353,7 @@ def synthesis_function(
         return None, gr.update(), gr.update()
 
 
+
 def render_interface() -> gr.Blocks:
     with gr.Blocks(title="SoulX-Singer", theme=gr.themes.Default()) as page:
         gr.HTML(
@@ -387,20 +388,13 @@ def render_interface() -> gr.Blocks:
                     editable=False,
                     interactive=True,
                 )
-                gr.Examples(
-                    examples=["raven.wav"],
-                    inputs=[prompt_audio]
-                )
                 target_audio = gr.Audio(
                     label="Target audio (melody / lyrics source), max 60s",
                     type="filepath",
                     editable=False,
                     interactive=True,
                 )
-                gr.Examples(
-                    examples=["happy_birthday.mp3"],
-                    inputs=[target_audio]
-                )
+
                 with gr.Row():
                     control_radio = gr.Radio(
                         choices=["melody", "score"],
@@ -508,6 +502,21 @@ def render_interface() -> gr.Blocks:
                     type="filepath",
                     interactive=False,
                 )
+                gr.Examples(
+                    examples=[
+                        ["raven.wav", "happy_birthday.mp3"],
+                        ["anita.wav", "happy_birthday.mp3"],
+                        ["obama.wav", "happy_birthday.mp3"],
+                        ["raven.wav", "everybody_loves.wav"],
+                        ["anita.wav", "everybody_loves.wav"],
+                        ["obama.wav", "everybody_loves.wav"],
+                    ],
+                    inputs=[prompt_audio, target_audio],
+                    outputs=output_audio,
+                    fn=synthesis_function,
+                    cache_examples=True,
+                    cache_mode="lazy"
+                )
 
         # ── Event handlers ──
         transcription_btn.click(