# GPT Image Hub prompt

## 畫廊藝術經紀人明暗對比肖像
- URL: https://www.gptimagehub.com/zh-TW/library/chiaroscuro-portrait-of-gallery-art-dealer
- Generator URL: https://www.gptimagehub.com/zh-TW/generate?promptId=oss-ym-mm-1631
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fzh-TW%2Flibrary%2Fchiaroscuro-portrait-of-gallery-art-dealer
- Category: 人像與攝影
- Model: nanobanana
- Aspect ratio: 4:5
- Style: photorealistic
- Tags: 肖像攝影, 電影質感, 寫實攝影, 藝術經紀人, 明暗對比, 中畫幅, 結構化提示詞
- Updated: 2026-10-26T18:56:43.098Z
- Created: 2026-10-26T18:56:43.098Z

生成現代畫廊中時尚專業人士的中畫幅電影質感肖像。可依需求替換JSON括號中的年齡、服裝與環境設定。

### Full prompt
```text
{
  "core_style": "電影質感肖像，中畫幅攝影風格",
  "target_quality": "中畫幅照片級寫實度，焦點銳利，影調豐富",
  "main_rule": "面部特徵嚴格鎖定並還原參考照片，無多餘磨皮",
  "shot_setup": {
    "camera": "Phase One IQ4 150MP 搭配 Rodenstock 90mm HR 鏡頭",
    "angle": "平視視線高度，正中心構圖",
    "framing": "特寫胸上人像，4:5畫幅比例，四周留有平衡的呼吸空間",
    "perspective": "平整自然的透視感"
  },
  "subject": {
    "age": "[27–32歲]",
    "persona": "[清晨畫廊閣樓裡的藝術經紀人，神態冷靜且極具鋒芒]",
    "pose": {
      "action": "倚靠在未加工的清水混凝土牆面上",
      "head": "下巴微抬，雙眼直視鏡頭",
      "mouth": "雙唇微閉，嘴角泛著一抹若有若無的心照不宣的微諷",
      "shoulders": "放鬆但挺拔，單側西裝袖子挽至肘部",
      "hands": "右手兩指鬆弛地夾著燃了半截的細捲菸，左手叉腰"
    },
    "hair": "[齊肩微卷自然黑髮，略顯凌亂，一縷髮絲垂在顴骨旁]",
    "outfit": "[剪裁考究的炭灰色寬版西裝外套，內搭黑色真絲抹胸，高腰黑色皮褲]",
    "makeup": "自然淡妝，利落眉形，輕薄睫毛膏，顴骨帶微弱光澤感"
  },
  "accessories": [
    "[緊貼頸部的纖細鉑金頸圈]",
    "[手腕佩戴的大號復古金錶]"
  ],
  "environment": {
    "location": "[當代藝術畫廊私人展廳，破曉時分]",
    "background": "背後掛著巨幅血紅與純黑抽象油畫，單盞射燈投出硬朗斜角陰影",
    "time": "清晨第一縷冷青色微光從磨砂天窗透入"
  },
  "lighting": {
    "key": "左上方硬質5600K畫廊聚光燈，雕刻出銳利的顴骨和下頜線",
    "fill": "上方滲入的冷鋼藍色環境微光",
    "effect": "卡拉瓦喬式的明暗對比，皮質與真絲精準反射冷暖交織的高光"
  },
  "render_details": {
    "skin": "真實的皮膚毛孔與微小肌理",
    "fabric": "皮革微質感與真絲如水流般的反光效果",
    "eyes": "雙重眼神光（暖白聚光點與冷藍天窗光）"
  }
}
```