# GPT Image Hub prompt

## Bảng Ảnh Studio 48 Biểu Cảm Khuôn Mặt
- URL: https://www.gptimagehub.com/vi/library/studio-portrait-48-panel-facial-expression-sheet
- Generator URL: https://www.gptimagehub.com/vi/generate?promptId=oss-ym-mm-11196
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fvi%2Flibrary%2Fstudio-portrait-48-panel-facial-expression-sheet
- Category: Chân dung và nhiếp ảnh
- Model: nanobananapro
- Aspect ratio: 4:5
- Style: photorealistic
- Tags: bảng ảnh mẫu, biểu cảm khuôn mặt, chân dung tạp chí, bố cục lưới, ánh sáng studio, bảng nhân vật
- Updated: 2026-10-27T12:39:18.098Z
- Created: 2026-10-27T12:39:18.098Z

Tạo bảng ảnh studio 48 khung hình thể hiện đa dạng cảm xúc khuôn mặt của cùng một nhân vật. Thay đổi giới tính, trang phục hoặc phông nền trong ngoặc vuông để tùy chỉnh.

### Full prompt
```text
{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "studio_expression_contact_sheet_6x8",
      "language": "en",
      "version": "v1.0_48_PANEL_FACE_LOCK"
    },
    "input": {
      "mode": "image_to_image",
      "reference_image_usage": "high",
      "preserve_identity": true,
      "preserve_facial_features": true,
      "preserve_hairstyle": true,
      "preserve_wardrobe": true,
      "notes": "Create a 6x8 grid (48 panels) studio expression contact sheet. The same [adult male] identity from the reference photo in every panel against a seamless [white] studio background. Locked head-and-shoulders framing across all tiles. Facial expressions and subtle hand gestures vary across panels. No text, logos, or watermarks."
    },
    "output_settings": {
      "aspect_ratio": "4:5",
      "layout": {
        "type": "grid",
        "rows": 8,
        "cols": 6,
        "gutter": "thin_white",
        "panel_consistency": "strict"
      },
      "sharpness": "studio_crisp",
      "render_style": "clean editorial portrait photography"
    },
    "scene": {
      "environment": "seamless [white] studio backdrop",
      "lighting": {
        "style": "soft frontal portrait lighting",
        "key_light": "large diffused softbox centered",
        "fill": "balanced fill, minimal shadows"
      },
      "camera": {
        "lens": "85mm portrait lens",
        "framing": "tight head-and-shoulders crop",
        "focus": "sharp on eyes"
      }
    },
    "subject": {
      "type": "[adult male]",
      "wardrobe": "[simple white shirt]",
      "hair": "[natural medium-length dark hair]",
      "anatomy": "photorealistic proportions, anatomically correct hands and fingers"
    },
    "expression_rule": "Each of the 48 panels displays a distinct expression: neutral, subtle smile, full smile, hearty laugh, smirk, raised eyebrow, wink, surprise, shock, wide eyes, open mouth gasp, dramatic gasp, side-eye, squint, anger, frown, clenched jaw, puffed cheeks, tongue out, exaggerated grin, mock scream, intense stare, skeptical look, confused tilt, doubtful smirk, playful cross-eye, roaring laugh, fake crying, hands on cheeks, binocular fingers over eyes, partially covered face, stretching mouth sideways, fist under chin, overjoyed beaming, stern stare, serene calm, narrowed eyes, mock frustration, dramatic sigh, hyperbolic shock, goofy grimace, proud smile, sarcastic grin, puzzled look, confident smirk, blank poker face, pensive look, relaxed resting pose.",
    "quality_control": {
      "identity_lock": "maximum",
      "background_lock": "maximum",
      "framing_lock": "maximum",
      "avoid": [
        "face distortion",
        "eye misalignment",
        "extra fingers",
        "missing fingers",
        "warped anatomy",
        "text",
        "watermarks",
        "borders"
      ]
    }
  }
}
```