# GPT Image Hub prompt

## 极简矢量海报照片转换
- URL: https://www.gptimagehub.com/zh-CN/library/minimalist-vector-poster-photo-transformation
- Generator URL: https://www.gptimagehub.com/zh-CN/generate?promptId=oss-ym-mm-1911
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fzh-CN%2Flibrary%2Fminimalist-vector-poster-photo-transformation
- Category: 海报与插画
- Model: nanobananapro
- Aspect ratio: 3:4
- Style: illustration
- Tags: 矢量, 极简, 海报, 扁平化设计, 照片转矢量, 平面设计
- Updated: 2026-10-27T20:19:43.098Z
- Created: 2026-10-27T20:19:43.098Z

将任意参考照片转换为干净的扁平化极简矢量海报。可调整色盘数量或背景几何形状以适配不同构图。

### Full prompt
```text
{
  "task": "将参考照片转换为极简矢量风格海报。",
  "style": {
    "overall_look": "扁平化设计、几何简化、极简矢量艺术",
    "color_palette": {
      "type": "受限配色",
      "description": "使用包含 [3–6] 种协调色彩的精简调色板，色调分明，无渐变。",
      "constraints": ["禁止写实渲染", "无纹理或噪点", "避免多余细节"]
    },
    "shapes": {
      "treatment": "将所有形态简化为核心几何轮廓和纯色色块。",
      "linework": "干净、均匀粗细的线条，或无描边的纯色色块。",
      "abstraction_level": "高度抽象，同时保留主体的辨识度。"
    },
    "lighting": {
      "handling": "扁平化光影，仅使用硬边阴影块和纯色明暗区域；禁止柔和渐变与复杂反光。"
    }
  },
  "subject_preservation": {
    "identity": "通过剪影轮廓、比例和关键特征保持清晰的主体身份。",
    "essential_details": "仅保留主要特征线条，去除微观纹理、发丝细节和织物褶皱。"
  },
  "composition": {
    "background": "简化为 [1–2] 个大面积纯色块或简洁的几何背景形态。",
    "hierarchy": "主体作为视觉焦点，背景提供极简辅助结构。"
  },
  "constraints": [
    "不得改变主体的核心身份与比例。",
    "禁止渐变、3D着色、绘画笔触或摄影质感。",
    "不得添加多余文字、水印或无关装饰元素。"
  ]
}
```