冬季电影人像

A highly detailed JSON prompt for Gemini Nano Banana Pro to generate an ultra-realistic, filmic winter portrait. It requires 100% face preservation from a reference image and specifies a woman in a dark wool beret and fur coat in a snowy forest setting, utilizing soft overcast lighting and shallow depth of field (85mm, f/2).

{
  "image_prompt": {
    "face_requirements": {
      "use_reference_face": true,
      "accuracy": "100% 与参考相同",
      "preserve_features": [
        "精确的面部比例",
        "自然的皮肤纹理",
        "真实的眼形和颜色",
        "鼻子和嘴唇结构",
        "微妙的自然化妆"
      ]
    },

    "subject": {
      "gender": "女性",
      "description": "穿着深色羊毛贝雷帽和黑色质感皮草外套的女性特写冬季肖像。",
      "pose": {
        "head_angle": "向左肩转25°朝向相机",
        "chin": "水平",
        "neck": "拉长",
        "shoulders": "放松",
        "arms": "放在两侧，不可见",
        "torso": "身体背对相机，头部转回"
      },
      "expression": {
        "mood": "平静",
        "mouth": "嘴唇微微张开"
      },
      "hair": {
        "style": "柔软的卷发塞在贝雷帽下",
        "lighting": "微妙的亮光"
      },
      "accessories": {
        "earrings": "捕捉柔和光线的小型金属耳环"
      }
    },

    "environment": {
      "setting": "户外冬季森林",
      "background": "白雪皑皑的森林模糊成柔和的渐变",
      "snowfall": {
        "presence": true,
        "layers": ["前景", "中景"],
        "material": "半透明的雪花"
      }
    },

    "lighting": {
      "type": "柔和的阴天日光",
      "key_light": "从左上方漫射",
      "fill_light": "从周围雪地反射的冷色填充光，色温5200K",
      "rim_light": "来自明亮背景的微妙轮廓光",
      "tone": "电影般的青绿色",
      "bloom": "柔和的自然泛光"
    },

    "photography": {
      "lens": "85mm",
      "aperture": "f/2",
      "depth_of_field": "浅景深，奶油般散景",
      "framing": "眼平特写肖像",
      "style": "超真实、电影感、原始风格"
    },

    "materials_PBR": {
      "beret": "哑光羊毛微纹理",
      "coat": "柔软皮草微纹理",
      "hair": "缎面微妙光泽",
      "earrings": "金属反射表面",
      "snowflakes": "半透明材质",
      "skin": "自然毛孔和真实纹理"
    },

    "color_palette": {
      "winter_grey_blue": "#C7D5DF",
      "porcelain_skin": "#F2E9E4",
      "muted_crimson": "#A23C40",
      "charcoal": "#2A2A31",
      "cool_haze": "#7B8A96"
    },

    "aesthetic": {
      "contrast": "低",
      "style_keywords": [
        "冬季肖像",
        "电影写实",
        "全局照明",
        "奶油散景",
        "柔和降雪",
        "漫射光线",
        "自然皮肤纹理"
      ]
    },

    "output_settings": {
      "aspect_ratio": "3:4",
      "style": "原始",
      "stylization": 70,
      "chaos": 0,
      "negative_prompt": [
        "文本",
        "浮水印",
        "标志",
        "边框"
      ]
    }
  }
}

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