model:
  model_name: hustvl/vitmatte-small-composition-1k
  device: cuda
  matting_method: vitmatte
  fallback_to_chroma_alpha: false

trimap:
  sure_bg_threshold: 0.92
  sure_fg_threshold: 0.12
  unknown_radius_ratio: 0.012
  fg_safe_radius_ratio: 0.006

despill:
  enabled: true
  edge_low: 0.005
  edge_high: 0.995
  strength: 0.92
  green_excess_margin: 0.015
  edge_expand_radius: 2
  bg_confidence_weight: 0.65
  alpha_weight_floor: 0.35
  unmix_strength: 0.55
  unmix_alpha_min: 0.08