Update app.py

app.py

@@ -1,8 +1,8 @@
 import os
+import tempfile
 
 import gradio as gr
 import numpy as np
-import torch
 from PIL import Image
 
 from composer import compose_frames, crop_reserved_region
@@ -22,8 +22,6 @@ _pipeline_state = None
 
 
 def make_temp_file(suffix: str) -> str:
-    import tempfile
-
     fd, path = tempfile.mkstemp(suffix=suffix)
     os.close(fd)
     return path
@@ -102,4 +100,22 @@ def generate(
     cropped = crop_reserved_region(
         generated,
         region_position="left",
-        region_size_px=REGION_S
+        region_size_px=REGION_SIZE,
+        output_size=(target_w, target_h),
+    )
+
+    progress(0.95, desc="Encoding output video…")
+    out_path = make_temp_file(".mp4")
+    save_video(
+        cropped,
+        fps=fps,
+        output_path=out_path,
+        audio_path=audio_tmp if has_audio else None,
+        audio_duration=duration,
+    )
+
+    if not os.path.isfile(out_path):
+        return None, f"Output file was not created: {out_path}"
+
+    progress(1.0, desc="Done.")
+    return out_path, "Genera