Update PhotoMaker v2 demo

app.py

@@ -46,7 +46,7 @@ if torch.cuda.is_available() and torch.cuda.is_bf16_supported():
     torch_dtype = torch.bfloat16
 else:
     torch_dtype = torch.float16
-    
+
 if device == "mps":
     torch_dtype = torch.float16
     
@@ -232,7 +232,7 @@ title = r"""
 
 description = r"""
 <b>Official 🤗 Gradio demo</b> for <a href='https://github.com/TencentARC/PhotoMaker' target='_blank'><b>PhotoMaker: Customizing Realistic Human Photos via Stacked ID Embedding</b></a>.<br>
-The details of PhotoMaker V2 can be found in 
+How to use PhotoMaker V2 can be found in <a href='https://photo-maker.github.io/assets/demo_pm_v2_full.mp4' target='_blank'>this video</a>.
 <br>
 <br>
 For previous version of PhotoMaker, you could use our original gradio demos [PhotoMaker](https://huggingface.co/spaces/TencentARC/PhotoMaker) and [PhotoMaker-Style](https://huggingface.co/spaces/TencentARC/PhotoMaker-Style).