綠寶石色調黑白

A detailed JSON prompt for Gemini Nano Banana Pro to generate an 8K hyper-realistic, high-contrast cinematic portrait. The image is black and white, but uses selective color to highlight the reflective emerald green lenses of the subject's sunglasses. It requires strict face identity lock based on an uploaded reference image.

{
  "image_type": "照片",
  "genre": "電影肖像",
  "resolution": "8k",
  "style": [
    "超逼真",
    "高對比度",
    "黑白與選擇性色彩"
  ],
  "reference": {
    "face_identity": "使用上傳的臉部作為精確參考",
    "identity_lock": true,
    "face_accuracy": "不改變臉部結構、比例或特徵"
  },
  "composition": {
    "framing": "緊湊特寫肖像",
    "shot_type": "側面特寫",
    "camera_lens": "長焦鏡頭",
    "camera_angle": "側面",
    "subject_orientation": "看向畫面右側",
    "depth_of_field": "淺，主體銳利焦點，背景淡入純黑色",
    "background": "深黑色，無可見細節"
  },
  "lighting": {
    "key_light": "強烈的電影主光從前右側照射，照亮臉部和太陽眼鏡",
    "rim_light": "明顯的輪廓光描繪頭髮、耳朵和鬍子的左側",
    "contrast": "高對比度，戲劇性高光和深陰影"
  },
  "color_treatment": {
    "overall": "去飽和黑白",
    "selective_color": "僅翠綠色反射鏡片"
  },
  "subject": {
    "type": "人類",
    "gender_presentation": "男性",
    "expression": "嚴肅，沉思，眉頭微皺",
    "hair": "深色，詳細質地",
    "beard": "完整，修剪整齊，可見質地",
    "accessories": {
      "sunglasses": "圓形銀色鏡框，帶有生動的反射翠綠色鏡片"
    },
    "clothing": "皮革夾克，在右下角可見微妙光澤"
  },
  "details": {
    "skin_texture": "超詳細，逼真",
    "material_detailing": "高度詳細的頭髮、鬍子、皮革質地",
    "mood": "強烈，電影感，沉思"
  }
}

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