超真實冬季情侶自拍編輯

{
  "request_metadata": {
    "tool": "Nano Banana Pro",
    "task_type": "ultra_photoreal_winter_couple_selfie_edit",
    "quality_preset": "ultra",
    "aspect_ratio": "9:16"
  },
  "references": {
    "main_reference_image": {
      "slot": 1,
      "purpose": "SAME_PHOTO_SAME_COMPOSITION_EDIT",
      "strict_identity_lock": true
    }
  },
  "edit_intent": {
    "goal": "Keep the exact same photo, same people, same faces, same pose, same background and snowman. Only change clothing colors.",
    "allowed_changes_only": [
      "Change the woman's outerwear to red",
      "Change the man's outerwear to black"
    ],
    "do_not_change": [
      "faces and identity",
      "hair",
      "skin tone",
      "facial expression",
      "pose and framing",
      "background (snow, trees, snowman, buildings)",
      "snowfall streaks and texture",
      "lighting and camera look"
    ]
  },
  "prompt": {
    "scene_summary": "A photoreal winter outdoor couple selfie in heavy snowfall, lying/leaning close together in puffer jackets with a snowman behind them. Keep the exact same composition and realism as the reference image. Change only the clothing colors: the woman's jacket/hoodie set becomes rich deep red while keeping the same fabric type and fit; the man's jacket becomes solid matte black while keeping the same fabric type and fit. Preserve all snow accumulation on the jackets realistically and maintain the same cold winter color temperature."
  },
  "negative_prompt": [
    "change face",
    "identity drift",
    "face swap artifacts",
    "beautify filter",
    "skin smoothing",
    "change pose",
    "change background",
    "remove snowman",
    "add text",
    "logos",
    "watermarks",
    "extra people",
    "cartoon",
    "cgi look",
    "unrealistic clothing texture",
    "color bleeding onto skin"
  ]
}

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