Update app.py

app.py

@@ -22,6 +22,7 @@ from diffusers import DiffusionPipeline, AnimateDiffPipeline, MotionAdapter, Eul
 import jax
 import jax.numpy as jnp
 
+ip_loaded=False
 last_motion=None
 fps=15
 time=5
@@ -146,6 +147,9 @@ def Piper(image,positive,negative,motion):
         negative = None
 
     if image == None:
+        if ip_loaded:
+            pipe.unload_ip_adapter()
+            ip_loaded=False
         return pipe(
             positive,
             negative_prompt=negative,
@@ -156,6 +160,9 @@ def Piper(image,positive,negative,motion):
             num_frames=(fps*time)
         )
 
+    if not ip_loaded:
+        pipe.load_ip_adapter("h94/IP-Adapter", subfolder="models", weight_name="ip-adapter_sd15.bin")
+        ip_loaded=True
     return pipe(
         positive,
         negative_prompt=negative,
@@ -209,7 +216,6 @@ pipe.scheduler = EulerDiscreteScheduler(
     timestep_spacing="trailing",
     steps_offset=1
 )
-pipe.load_ip_adapter("h94/IP-Adapter", subfolder="models", weight_name="ip-adapter_sd15.bin")
 pipe.enable_vae_slicing()
 pipe.enable_free_init(method="butterworth", use_fast_sampling=False)