思想者姿势黑白影棚肖像

{
  "master_prompt": {
    "scene_type": "纯艺术电影感黑白影棚肖像",
    "reference_requirement": {
      "identity_match": "精确匹配参考照片的面容",
      "facial_structure_accuracy": [
        "骨骼轮廓",
        "眼型",
        "鼻梁比例",
        "下颌线条",
        "面部对称性",
        "发际线"
      ],
      "skin_texture": "具有可见毛孔与细腻细节的真实自然皮肤纹理",
      "no_artificial_smoothing": true
    },
    "subject": {
      "type": "[自信沉稳的年轻女性]",
      "age": "[约25岁]",
      "expression": {
        "mood": "严肃深沉、若有所思、内敛自信",
        "gaze": "直视镜头的目光",
        "emotion": "专注、内省、沉着自信"
      }
    },
    "hairstyle": {
      "adaptive": true,
      "requirement": "完全匹配参考照片的发型",
      "details": [
        "相同的发量",
        "相同的走向",
        "相同的发际线",
        "自然的发丝细节",
        "细腻的定向高光"
      ]
    },
    "pose": {
      "style": "经典思想者托腮姿势",
      "description": [
        "单手轻托下巴",
        "大拇指轻贴下颌线",
        "食指在脸颊旁微屈",
        "放松自然的手部姿态",
        "手部肌腱与骨节细节清晰",
        "手部焦点锐利"
      ]
    },
    "lighting": {
      "style": "低调纯艺术影棚布光",
      "contrast": "影调过渡细腻的高对比度明暗对照法",
      "key_light": {
        "position": "略高于视线水平",
        "direction": "镜头左侧向下倾斜照入",
        "type": "大型柔光箱扩散器",
        "effect": "雕塑般的面部立体高光"
      },
      "highlight_focus": [
        "前额中心",
        "鼻梁",
        "高颧骨",
        "唇峰轮廓",
        "手背高光面"
      ],
      "shadow_control": [
        "眉骨下柔和阴影过渡",
        "暗部保留微妙中间调细节"
      ],
      "rim_light": {
        "intensity": "细腻的轮廓光",
        "location": "发丝轮廓与肩颈边缘",
        "purpose": "脱离黑色背景形成层次"
      },
      "catchlights": {
        "type": "柔和的矩形反光",
        "placement": "瞳孔正中"
      }
    },
    "background": {
      "type": "纯黑背景",
      "light_spill": "完全吸光无漫射"
    },
    "composition": {
      "framing": "特写竖画幅肖像",
      "depth_of_field": "眼睛与面部清晰的浅景深"
    }
  }
}