极简街头风定脸人像

{
  "type": "image_generation_prompt",
  "aspect_ratio": "9:16",
  "style": "电影质感、极简主义、现代、高级街头风",
  "identity_preservation": {
    "use_reference_image": true,
    "strict_identity_lock": true,
    "alter_face": false,
    "notes": "面部必须与参考照片保持完全一致，精准保留面部结构、五官比例、表情与真实皮肤纹理。"
  },
  "subject": {
    "gender": "女性",
    "pose": {
      "action": "自信向前迈步走",
      "legs": "右腿向前迈出，左腿自然随动于后侧",
      "arms": {
        "left_hand": "自然垂于身侧摆动",
        "right_hand": "微微屈肘，指尖轻触裤袋边缘"
      },
      "head": "头部微向左侧微倾",
      "gaze": "目光柔和微向下看"
    },
    "expression": "从容、自信、沉着",
    "outfit": {
      "coat": "[淡蓝色]剪裁利落的高级长款大衣",
      "top": "修身[淡蓝色]高领毛衣",
      "trousers": "修身微露脚踝的[淡蓝色]西装长裤",
      "shoes": "干净利落的[小白鞋]"
    }
  },
  "environment": {
    "location": "深色石材铺筑的路面",
    "mood": "优雅高级、现代摩登、自信",
    "style": "都市、极简、高雅"
  },
  "lighting": {
    "type": "柔和温暖的定向光照",
    "effects": [
      "真实地面投影",
      "服装面料细腻高光",
      "电影级层次感"
    ]
  },
  "camera": {
    "angle": "平视视线",
    "framing": "全身景别",
    "lens_simulation": "85毫米定焦人像镜头",
    "depth_of_field": "浅景深，背景带有柔和焦外虚化"
  },
  "constraints": [
    "严格保持参考照片的面部特征不变形",
    "避免过度磨皮，保留真实自然的肌肤质感",
    "保证真实的人体解剖结构与自然比例"
  ]
}