Update app.py

app.py

@@ -35,6 +35,7 @@ def upscale(image):
 
 @spaces.GPU
 def generate_video(image):
+    image = Image.fromarray(image)
     image.save("/tmp/img.png")
     os.chdir("./3d-ken-burns")
     subprocess.run(["python", "autozoom.py", "--in", "/tmp/img.png", "--out", "/tmp/autozoom.mp4"])