Bigger fast-swap time window (400/500s)

app.py

@@ -180,10 +180,11 @@ def _extract_video_path(v) -> str | None:
 def _generate_duration(guide_video_raw, face_image, prompt, duration, fps,
                        lora_strength, seed, condition_mode, condition_strength,
                        denoise_strength, enhance_faces, *args, **kwargs):
-    # Fast swap (InsightFace) uses the GPU now; headroom covers the first-call model
-    # downloads (~1GB) + GFPGAN per-frame enhancement.
+    # Fast swap runs InsightFace on CPU (detection+recognition only, 320px — see fastswap.py).
+    # Generous window covers the first-call ~1GB model downloads + GFPGAN (GFPGAN runs on the
+    # torch GPU, so it's fast). ZeroGPU allows this (DreamBoat uses 700).
     if str(condition_mode).startswith("Fast"):
-        return 300 if enhance_faces else 200
+        return 500 if enhance_faces else 400
     return 300