Update app.py

app.py

@@ -497,9 +497,9 @@ with gr.Blocks(title="Diffusion as Shader") as demo:
 
     with left_column:
         gr.Markdown("### 1. Upload Source")
-        gr.Markdown("Upload a video or image, We will extract the motion and space structure from it")
+        gr.Markdown("Upload a video, We will extract the motion from it")
         source_preview = gr.Video(label="Source Preview")
-        source_upload = gr.UploadButton("Upload Source", file_types=["image", "video"])
+        source_upload = gr.UploadButton("Upload Source", file_types=["video"])
 
         def update_source_preview(file):
             if file is None: