# GPT Image Hub prompt

## 電影感冷藍色調雙聯肖像
- URL: https://www.gptimagehub.com/zh-TW/library/cinematic-blue-tone-portrait-diptych
- Generator URL: https://www.gptimagehub.com/zh-TW/generate?promptId=oss-ym-mm-6437
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fzh-TW%2Flibrary%2Fcinematic-blue-tone-portrait-diptych
- Category: 電影感 / 劇照
- Model: gpt-image-2-5-sunburst
- Aspect ratio: 1:2
- Style: cinematic
- Tags: 雙聯畫, 電影感, 肖像攝影, 剪影, 底片顆粒, 自拍, 高對比度
- Updated: 2026-10-27T11:26:33.098Z
- Created: 2026-10-27T11:26:33.098Z

生成上下排列的雙聯肖像，結合夢幻逆光剪影與親密俯拍自拍。上傳參考照片以嚴格鎖定臉部特徵，亦可調整色調參數以呈現暖色氛圍。

### Full prompt
```text
{
  "type": "image_generation_prompt",
  "format": "diptych",
  "aspect_ratio": "vertical, two stacked frames",
  "style": "cinematic, moody, high-contrast, blue-toned film aesthetic",
  "identity_preservation": {
    "use_reference_image": true,
    "strict_identity_lock": true,
    "alter_face": false,
    "alter_clothing": false,
    "notes": "嚴格保持與參考照片100%一致的面部特徵、五官比例、皮膚質感、痣、髮型及原有服裝。嚴禁對面部或生理結構進行任何改動。"
  },
  "subject": {
    "gender": "female",
    "consistency": "兩個畫框中為同一名女性",
    "expression": "內省、沉思且剋制的情感表露"
  },
  "diptych_composition": {
    "top_frame": {
      "description": "低角度仰拍，在過曝的天空背景下呈現該女性的剪影肖像。太陽在畫面右側形成耀眼的白色光球，帶來強烈的逆光效果。女性幾乎處於深暗陰影中，凝視著光源。髮絲被風拂起，在頭部周圍勾勒出一圈發光的輪廓光暈。",
      "camera": {
        "lens": "廣角",
        "focus": "柔焦",
        "grain": "清晰可見的膠片顆粒"
      },
      "lighting": {
        "source": "直射陽光",
        "effect": [
          "強烈的剪影感",
          "髮絲周圍的光暈",
          "空靈夢幻的逆光"
        ]
      },
      "mood": "如夢似幻、抽象、充滿沉思感",
      "color_palette": "亮藍色天空搭配純白高光"
    },
    "bottom_frame": {
      "description": "俯拍自拍視角，同一名女性置身於室外瀝青路面上。鏡頭向下俯視其面部與伸出的雙手，手部輕微遮擋畫面邊緣。幾縷髮絲自然垂落在臉頰上。她神情平靜且若有所思地直視鏡頭。",
      "camera": {
        "lens": "廣角自拍視角",
        "focus": "面部與手部焦點清晰銳利",
        "grain": "細膩的膠片顆粒"
      },
      "lighting": {
        "source": "來自左上方的強烈直射陽光",
        "effect": [
          "濃重的深陰影",
          "明亮的高光",
          "強化皮膚與織物肌理的鮮明對比度"
        ]
      },
      "environment": {
        "ground": "帶有白色標線的暗色瀝青路面"
      },
      "mood": "親切、具象、直接真實",
      "color_palette": "高對比度的冷藍色調"
    }
  },
  "art_direction": {
    "theme": "雙重性（Duality）",
    "narrative": "上方畫框象徵抽象與內心審視；下方畫框代表親近與現實紀實",
    "cohesion": "透過整體的藍色調色、35mm膠片顆粒感及戲劇性日光保持視覺統一"
  },
  "quality": {
    "realism": "逼真攝影質感",
    "detail_level": "高細節",
    "texture": "保留自然皮膚毛孔、細微髮絲與衣物織物肌理"
  },
  "constraints": [
    "禁止面部改動",
    "禁止更改身份特徵",
    "禁止過度美化或數字化濾鏡風格化"
  ]
}
```