90 年代自拍情绪网格与身份锁

```json
{
  "request_metadata": {
    "model": "Nano Banana Pro",
    "content_type": "photorealistic_90s_selfie_emotion_grid",
    "quality_preset": "ultra",
    "format_aspect_ratio": "1:1",
    "output": "3x3_grid"
  },
  "layout": {
    "type": "3x3_grid",
    "description": "所有 9 个画面中都是同一个人。保持身份锁定。相同的房间，相同的窗帘背景，相同的服装，相同的光线。每个画面只改变面部表情/情绪 + 微手势。",
    "frame_labels": [
      "1) 调情式咬唇 + 眨眼",
      "2) 开心微笑",
      "3) 生气",
      "4) 哭泣",
      "5) 飞吻",
      "6) 顽皮眨眼",
      "7) 惊讶",
      "8) 严肃/中性",
      "9) 嘲讽/自信的笑"
    ]
  },
  "source": {
    "mode": "image_reference",
    "reference_images": {
      "primary": "base_person_image"
    },
    "preserve": {
      "same_person": true,
      "identity_lock": true,
      "keep_face": true,
      "keep_hair": true,
      "keep_outfit": true,
      "keep_skin_tone": true,
      "keep_freckles": true,
      "keep_eye_color": true,
      "keep_earrings": true
    }
  },
  "global_scene": {
    "shot_type": "特写自拍肖像",
    "camera_pose": "右手持相机自拍，手臂略微向前",
    "body_pose": "身体略微向右倾斜",
    "environment": "一个房间，背景是灰白色窗帘，柔和的失焦褶皱",
    "lighting": {
      "type": "自然窗光",
      "direction": "前方",
      "quality": "柔和但明亮",
      "notes": "所有 9 个画面保持一致；画面之间无光线变化"
    },
    "style": {
      "look": "90 年代相机自拍",
      "grain": "微妙的胶片颗粒感",
      "flash_feel": "轻微的机内闪光感（柔和的闪光，不刺眼）",
      "realism": "真实的抓拍写实感"
    },
    "quality": {
      "detail": "高细节",
      "skin_texture": "自然的皮肤纹理，可见毛孔，逼真的雀斑",
      "retouching": "极少；避免平滑/美颜滤镜"
    },
    "composition_lock": {
      "keep_framing": true,
      "keep_camera_distance": true,
      "keep_head_position": "只允许微小变化",
      "keep_background": true
    }
  },
  "subject": {
    "gender": "女性",
    "age_group": "青年",
    "identity": "与参考图完全相同的面部（不要改变面部结构、眼睛、鼻子、嘴唇、下颌线）",
    "hair": "深棕色带挑染，高位凌乱发髻，刘海环绕额头",
    "accessories": "钻石圈形耳环",
    "skin_details": "鼻子和颧骨周围有雀斑",
    "makeup": {
      "style": "自然",
      "blush": "微妙的粉色",
      "eyeliner": "精致的猫眼线",
      "lashes": "卷翘",
      "lip": "光泽裸色",
      "eyes": "棕绿色"
    },
    "outfit": "无肩带黑色针织迷你连衣裙"
  },
  "frames": [
    {
      "id": 1,
      "emotion": "flirtatious",
      "expression_action": "biting her index finger g"
    }
  ]
}
```

---

**Original English:**
{
  "request_metadata": {
    "model": "Nano Banana Pro",
    "content_type": "photorealistic_90s_selfie_emotion_grid",
    "quality_preset": "ultra",
    "format_aspect_ratio": "1:1",
    "output": "3x3_grid"
  },

  "layout": {
    "type": "3x3_grid",
    "description": "Same person in all 9 frames. Keep identity locked. Same room, same curtain backdrop, same outfit, same lighting. Only facial expression/emotion + micro-gesture changes per frame.",
    "frame_labels": [
      "1) Flirty bite + wink",
      "2) Happy smile",
      "3) Angry",
      "4) Crying",
      "5) Blowing a kiss",
      "6) Playful wink",
      "7) Surprised",
      "8) Serious/neutral",
      "9) Smirk/confident"
    ]
  },

  "source": {
    "mode": "image_reference",
    "reference_images": {
      "primary": "base_person_image"
    },
    "preserve": {
      "same_person": true,
      "identity_lock": true,
      "keep_face": true,
      "keep_hair": true,
      "keep_outfit": true,
      "keep_skin_tone": true,
      "keep_freckles": true,
      "keep_eye_color": true,
      "keep_earrings": true
    }
  },

  "global_scene": {
    "shot_type": "close-up selfie portrait",
    "camera_pose": "right hand holding the camera for selfie, arm slightly forward",
    "body_pose": "body tilted slightly to the right",
    "environment": "a room with a grayish-white curtain backdrop, soft out-of-focus folds",
    "lighting": {
      "type": "natural_window_light",
      "direction": "front",
      "quality": "soft but bright",
      "notes": "keep consistent across all 9 frames; no lighting changes between frames"
    },
    "style": {
      "look": "90s camera selfie",
      "grain": "subtle film grain",
      "flash_feel": "mild on-camera flash feel (soft pop, not harsh)",
      "realism": "authentic candid realism"
    },
    "quality": {
      "detail": "high detail",
      "skin_texture": "natural skin texture, visible pores, realistic freckles",
      "retouching": "minimal; avoid smoothing/beauty filter"
    },
    "composition_lock": {
      "keep_framing": true,
      "keep_camera_distance": true,
      "keep_head_position": "only micro-variations allowed",
      "keep_background": true
    }
  },

  "subject": {
    "gender": "female",
    "age_group": "young_adult",
    "identity": "EXACT same face as reference (do not change facial structure, eyes, nose, lips, jawline)",
    "hair": "dark brown with highlights, high messy bun, bangs circling the forehead",
    "accessories": "diamond hoop earrings",
    "skin_details": "freckles around nose and cheekbones",
    "makeup": {
      "style": "natural",
      "blush": "subtle pink",
      "eyeliner": "defined cat-eye",
      "lashes": "curled",
      "lip": "glossy nude",
      "eyes": "brownish-green"
    },
    "outfit": "strapless black knit mini dress"
  },

  "frames": [
    {
      "id": 1,
      "emotion": "flirtatious",
      "expression_action": "biting her index finger g"
    }
  ]
}