老旧儿童学生肖像照片修复

{
  "task": "old_photo_restoration",
  "description": "修复一张严重受损的[小女孩]老照片",
  "input_photo_condition": {
    "damage_types": [
      "严重裂纹",
      "折痕",
      "贯穿面部的撕裂",
      "划痕",
      "褪色",
      "相纸质感破损",
      "裂缝处的缺失部分"
    ],
    "age_effects": [
      "泛黄",
      "低对比度",
      "色彩泛白淡化",
      "浓重的胶片颗粒与噪点"
    ]
  },
  "restoration_goals": {
    "fix_cracks": "无缝去除所有表面裂纹、压痕与折痕",
    "reconstruct_missing_areas": "依据参考照片自然重构撕裂的面部五官与缺失细节",
    "color_correction": "还原真实自然的健康肤色与符合时代的调色，避免过度饱和",
    "sharpness": "在保留儿童柔嫩肤质的同时细腻提升面部细节与眼部清晰度",
    "noise_reduction": "清除扫描噪点，同时保留恰到好处的复古颗粒感",
    "background_cleanup": "平滑修复复古摄影棚背景",
    "preserve_identity": "严格保留参考照片中的面部骨骼轮廓、表情与人物辨识度"
  },
  "subject_details": {
    "type": "[小女孩（约5至7岁）]",
    "hair": "[深棕色双马尾，配小花发夹]",
    "expression": "[温暖微笑，眼神清澈明亮]",
    "clothing": "[带白色彼得潘领的复古碎花连衣裙]",
    "pose": "[正面学生肖像姿态]"
  },
  "output_style": {
    "look": "逼真修复的老式肖像照片",
    "finish": "干净、清晰且自然的色彩重构",
    "texture": "平整无折痕的相纸质感，保留微弱的复古柔和感",
    "lighting": "柔和漫射的复古摄影棚光线"
  },
  "quality": {
    "resolution": "高清晰度精细修复",
    "clarity": "自然真实的质感，避免塑料假面感"
  }
}