冬季美妝口紅產品替換

{
  "generation_request": {
    "meta_data": {
      "task_type": "photoreal_beauty_product_reference_edit",
      "priority": "highest"
    },
    "references": {
      "reference_image_1": {
        "source": "the reference photo",
        "purpose": "COMPOSITION + IDENTITY + LIGHTING + ENVIRONMENT",
        "strict_lock": true,
        "preserve_framing": true,
        "preserve_expression": true,
        "preserve_eye_direction": true,
        "preserve_lighting_mood": true,
        "preserve_color_tone": true,
        "preserve_skin_details": true,
        "preserve_background": true,
        "preserve_hand_position": true,
        "preserve_wardrobe": true
      }
    },
    "output_settings": {
      "render_style": "photoreal_beauty_advertising",
      "sharpness": "crisp_natural",
      "color_grade": "cool_winter_clean",
      "retouch_level": "editorial_natural_skin_texture"
    },
    "hard_constraints": [
      "僅保留一位女性主體。",
      "嚴格保持參考照片中的姿態、構圖、光影、高山雪景背景和飄落的雪花。",
      "僅替換手中持有的化妝品。",
      "產品管身上的品牌名稱“[Bagel Labs]”必須清晰銳利、高度可讀。",
      "保留真實細膩的皮膚紋理。",
      "無水印或簽名標識。"
    ],
    "creative_prompt": {
      "scene_summary": "高階冬季美妝廣告肖像，以明亮清澈的藍天和飄雪阿爾卑斯雪山為背景。棕發模特佩戴[白色毛茸茸皮草帽]並穿著[白色針織毛衣]，仰頭開懷大笑，目光向上。保留自然雀斑、通透水光肌、潤澤唇妝及白色圖形眼線細節。",
      "product_feature": {
        "item": "高階唇膏",
        "brand_text": "[Bagel Labs]",
        "tube_body": "[含有細膩微閃亮粉的半透明粉色管身]",
        "cap": "[帶有柔和日光反光的拉絲銀色金屬蓋]",
        "typography": "現代利落的無襯線字型，高對比度清晰印刷"
      },
      "product_realism": {
        "scale": "與手指和手掌比例完全匹配",
        "interaction": "逼真的接觸陰影、手部握持受力細節，以及與雪原日光完全一致的高光反射"
      }
    }
  }
}