# GPT Image Hub prompt

## 表情网格人物替换
- URL: https://www.gptimagehub.com/zh-CN/library/expression-grid-identity-swap
- Generator URL: https://www.gptimagehub.com/zh-CN/generate?promptId=oss-ym-mm-10243
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fzh-CN%2Flibrary%2Fexpression-grid-identity-swap
- Category: 人像与摄影
- Model: gpt-image-2-5-sunburst
- Aspect ratio: 2:3
- Style: photorealistic
- Tags: 表情网格, 人物替换, 肖像摄影, 连拍九宫格, 大头贴, 图生图
- Updated: 2026-10-27T21:41:58.098Z
- Created: 2026-10-27T21:41:58.098Z

将目标人物面部特征无缝迁移至16宫格表情连拍照片中。替换人像参考图和网格排版图以调整人物及动作。

### Full prompt
```text
{
  "generation_request": {
    "meta_data": {
      "task_type": "identity_swap_into_existing_expression_grid",
      "version": "v1.0_4x4_expression_grid"
    },
    "input": {
      "mode": "image_to_image",
      "reference_structure_image": "展示[4x4表情网格]的参考图片",
      "reference_identity_portrait": "目标人物的参考肖像图片",
      "preserve_identity": true,
      "preserve_facial_features": true,
      "preserve_hairstyle": true,
      "instructions": "保持结构参考图精确的4x4网格布局、画框裁剪、光影和简洁背景。将所有16个分镜中的人物替换为肖像参考图中的人物特征，同时精准还原每个画面的面部表情、视线方向、头部姿态和手势动作，确保自然的皮肤纹理与解剖结构准确性。"
    },
    "style": {
      "lighting": "与网格参考图的光线完全匹配",
      "background": "与网格参考图一致的中性摄影棚背景",
      "texture": "自然皮肤毛孔细节、微弱胶片噪点、写实皮肤质感"
    },
    "negative_constraints": [
      "畸变的手部",
      "多余手指",
      "五官特征不一致",
      "假面塑料感皮肤",
      "不对称眼睛",
      "文字",
      "水印"
    ]
  }
}
```