# GPT Image Hub prompt

## Chuyển Ảnh Thành Poster Vector Tối Giản
- URL: https://www.gptimagehub.com/vi/library/minimalist-vector-poster-photo-transformation
- Generator URL: https://www.gptimagehub.com/vi/generate?promptId=oss-ym-mm-1911
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fvi%2Flibrary%2Fminimalist-vector-poster-photo-transformation
- Category: Áp phích và minh họa
- Model: nanobananapro
- Aspect ratio: 3:4
- Style: illustration
- Tags: vector, tối giản, poster, thiết kế phẳng, ảnh sang vector, thiết kế đồ họa
- Updated: 2026-10-27T20:19:43.098Z
- Created: 2026-10-27T20:19:43.098Z

Biến ảnh tham chiếu thành poster vector phẳng tối giản và tinh tế. Tùy chỉnh số lượng bảng màu hoặc nền hình học theo ý thích.

### Full prompt
```text
{
  "task": "Transform the reference photo into a minimalist vector-style poster.",
  "style": {
    "overall_look": "Flat-design, geometric simplification, minimalist vector art",
    "color_palette": {
      "type": "restricted",
      "description": "Use a reduced palette of [3–6] harmonious colors with clean tonal separation and no gradients.",
      "constraints": ["No photorealistic rendering", "No texture or noise", "Avoid excessive detail"]
    },
    "shapes": {
      "treatment": "Reduce all forms to essential geometric contours and solid flat shapes.",
      "linework": "Clean, even-weight line art or borderless solid color blocks.",
      "abstraction_level": "High abstraction while retaining recognizability of the subject."
    },
    "lighting": {
      "handling": "Flat lighting with hard-edge shadow shapes and solid tonal zones; no soft gradients or complex reflections."
    }
  },
  "subject_preservation": {
    "identity": "Maintain recognizable identity through silhouette, proportions, and key structural landmarks.",
    "essential_details": "Preserve only primary defining contours; eliminate micro-textures, fine hair strands, and fabric wrinkles."
  },
  "composition": {
    "background": "Simplified into [1–2] flat solid color fields or clean geometric backdrop shapes.",
    "hierarchy": "Subject remains the clear focal silhouette against a minimal background."
  },
  "constraints": [
    "Do not alter the core identity or proportions of the subject.",
    "No gradients, 3D shading, brush strokes, or photographic textures.",
    "No added text, watermarks, or extra decorative objects."
  ]
}
```