Update app.py

app.py

@@ -97,7 +97,7 @@ def image_to_3d(
     slat_guidance_strength: float,
     slat_sampling_steps: int,
     req: gr.Request,
-) -> Tuple[dict, str, str]:
+) -> Tuple[dict, str, str, str]:
     """
     Convert an image to a 3D model.
     """
@@ -123,14 +123,14 @@ def image_to_3d(
     video_path = os.path.join(user_dir, f"{trial_id}.mp4")
     imageio.mimsave(video_path, video, fps=15)
     
-    # Save full quality GLB
+    # Generate full quality GLB
     glb = postprocessing_utils.to_glb(
         outputs['gaussian'][0], 
         outputs['mesh'][0],
         simplify=0.0,  # No simplification
         fill_holes=True,
         fill_holes_max_size=0.04,
-        texture_size=2048,  # Maximum texture size
+        texture_size=2048,  # Maximum texture resolution
         verbose=False
     )
     full_glb_path = os.path.join(user_dir, f"{trial_id}_full.glb")
@@ -150,25 +150,16 @@ def extract_glb(
     """
     user_dir = os.path.join(TMP_DIR, str(req.session_hash))
     gs, mesh, trial_id = unpack_state(state)
-    glb = postprocessing_utils.to_glb(
-        gs, mesh,
-        simplify=mesh_simplify,
-        fill_holes=True,
-        fill_holes_max_size=0.04,
-        texture_size=texture_size,
-        verbose=False
-    )
-    glb_path = os.path.join(user_dir, f"{trial_id}_reduced.glb")
+    glb = postprocessing_utils.to_glb(gs, mesh, simplify=mesh_simplify, texture_size=texture_size, verbose=False)
+    glb_path = os.path.join(user_dir, f"{trial_id}.glb")
     glb.export(glb_path)
     return glb_path, glb_path
 
 with gr.Blocks(delete_cache=(600, 600)) as demo:
     gr.Markdown("""
     ## Image to 3D Asset with [TRELLIS](https://trellis3d.github.io/)
-    * Upload an image and click "Generate" to create a 3D asset
-    * After generation:
-        * Download the full quality GLB immediately
-        * Or create a reduced size version with the extraction settings below
+    * Upload an image and click "Generate" to create a 3D asset. If the image has alpha channel, it be used as the mask. Otherwise, we use `rembg` to remove the background.
+    * If you find the generated 3D asset satisfactory, click "Extract GLB" to extract the GLB file and download it.
     """)
     
     with gr.Row():
@@ -193,7 +184,7 @@ with gr.Blocks(delete_cache=(600, 600)) as demo:
                 mesh_simplify = gr.Slider(0.0, 0.98, label="Simplify", value=0.95, step=0.01)
                 texture_size = gr.Slider(512, 2048, label="Texture Size", value=1024, step=512)
             
-            extract_glb_btn = gr.Button("Extract Reduced GLB", interactive=False)
+            extract_glb_btn = gr.Button("Extract GLB", interactive=False)
 
         with gr.Column():
             video_output = gr.Video(label="Generated 3D Asset", autoplay=True, loop=True, height=300)