Enhance ball rings with neon glow effect (additive blending)

app.py

@@ -862,7 +862,7 @@ SPEED_COLOR_STOPS = [
 ]
 SPEED_COLOR_ABOVE_MAX = (255 / 255.0, 162 / 255.0, 0 / 255.0)  # Neon Orange
 RING_RADIUS_CLAMP_RATIO = 0.2  # ±20%
-RING_SIZE_SCALE_DEFAULT = 100.0  # percent
+RING_SIZE_SCALE_DEFAULT = 125.0  # percent
 
 
 def _maybe_upscale_for_display(image: Image.Image) -> Image.Image:
@@ -1290,7 +1290,10 @@ def _build_ball_ring_mask(
     else:
         return None
 
-    start_idx = max(int(kick_candidate) + 1, int(frame_idx) + 1)
+    if int(frame_idx) <= int(kick_candidate):
+        start_idx = int(kick_candidate) + 1
+    else:
+        start_idx = max(int(kick_candidate) + 1, int(frame_idx))
     
     # Determine end frame based on duration limit
     duration = getattr(state, "fx_ring_duration", 16)
@@ -3097,7 +3100,7 @@ with gr.Blocks(title="SAM2 Video (Transformers) - Interactive Segmentation", the
                     minimum=10,
                     maximum=200,
                     step=5,
-                    value=100,
+                    value=125,
                     info="Adjust overall ring size relative to detected ball radius."
                 )