# GPT Image Hub prompt

## Lưới Chân Dung Đa Biểu Cảm Đồng Nhất Khuôn Mặt
- URL: https://www.gptimagehub.com/vi/library/consistent-identity-multi-expression-portrait-grid
- Generator URL: https://www.gptimagehub.com/vi/generate?promptId=oss-ym-mm-3357
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fvi%2Flibrary%2Fconsistent-identity-multi-expression-portrait-grid
- Category: Chân dung và nhiếp ảnh
- Model: nanobananapro
- Aspect ratio: 1:1
- Style: photorealistic
- Tags: lưới chân dung, biểu cảm khuôn mặt, nhân vật đồng nhất, bảng nhân vật, chân dung studio, nhiếp ảnh
- Updated: 2026-10-27T11:30:33.098Z
- Created: 2026-10-27T11:30:33.098Z

Lưới chân dung hiển thị đa dạng biểu cảm, kiểu tóc và trang phục nhưng vẫn giữ nguyên đường nét khuôn mặt. Điều chỉnh từng khung hình để tạo bảng thiết kế nhân vật.

### Full prompt
```text
{
  "image_prompt": {
    "critical_instruction": "Maintain identical facial bone structure, nose shape, interpupillary distance, eye contour, and jawline across all panels. The subject identity must match the reference photo without morphing or distortion across all expressions.",
    "format": "3x3 grid collage",
    "subject": {
      "face_reference": "[the reference photo]",
      "identity_lock": "exact match to reference facial features and bone structure",
      "style": "hyper-realistic portrait photography, raw photo aesthetic",
      "skin": "highly detailed natural skin texture, visible pores, realistic complexion consistent across all panels",
      "camera_settings": "shot on 85mm portrait lens, f/1.8 aperture, sharp focus on eyes, shallow depth of field"
    },
    "panels": [
      {
        "expression": "[joyful]",
        "pose": "[bright natural smile, shoulders slightly raised]",
        "hairstyle": "[high ponytail with loose strands]",
        "outfit": "[pastel cotton hoodie]",
        "background": "[soft gradient sky blue studio backdrop]"
      },
      {
        "expression": "[surprised]",
        "pose": "[hands near face, wide eyes, natural reaction]",
        "hairstyle": "[loose natural wavy hair]",
        "outfit": "[casual cotton t-shirt]",
        "background": "[light peach studio backdrop]"
      },
      {
        "expression": "[sad]",
        "pose": "[head tilted down, emotional soft eyes]",
        "hairstyle": "[messy low bun]",
        "outfit": "[oversized wool sweater]",
        "background": "[muted lavender tone studio backdrop]"
      },
      {
        "expression": "[tender]",
        "pose": "[gentle smile, head slightly tilted]",
        "hairstyle": "[elegant half-up hairstyle]",
        "outfit": "[soft knit top]",
        "background": "[warm beige studio backdrop]"
      },
      {
        "expression": "[daring]",
        "pose": "[confident gaze, chin slightly raised]",
        "hairstyle": "[chic slicked-back hair]",
        "outfit": "[stylish leather jacket]",
        "background": "[deep teal studio backdrop]"
      },
      {
        "expression": "[playful]",
        "pose": "[cheeks slightly puffed, playful stare]",
        "hairstyle": "[short textured bob]",
        "outfit": "[striped linen shirt]",
        "background": "[soft mint green studio backdrop]"
      }
    ]
  }
}
```