Nano Banana 提示词作品

{
  "photo_type": "Mirror selfie (real iPhone capture, indoor warm lighting)",

  "subjects": {
    "count": 3,

    "faces": {
      "description": "Use 3 uploaded reference images, keep identity exact, no smoothing or reshaping"
    },

    "pose_description": "Center subject holding phone taking mirror selfie, two friends standing slightly behind on each side, not perfectly aligned",

    "expressions": [
      "center: playful expression, slightly open mouth",
      "left: subtle pout, relaxed",
      "right: neutral confident look"
    ],

    "body_language": [
      "natural posture",
      "slight asymmetry",
      "not perfectly posed"
    ]
  },

  "clothing": {
    "details": [
      "center: light beige blazer with matching top and skirt",
      "others: black outfits",
      "real fabric folds and creases visible"
    ]
  },

  "lighting": {
    "type": "bathroom indoor lighting",

    "setup": [
      "overhead warm lights",
      "mirror reflection light bounce",
      "uneven brightness across faces"
    ],

    "effects": [
      "slight overexposure on forehead",
      "shadow under chin",
      "color warmth variation",
      "not evenly lit"
    ],

    "color_temperature": "warm 3200K"
  },

  "phone_capture": {
    "details": [
      "visible phone in hand",
      "slight lens distortion from wide camera",
      "minor perspective stretch",
      "real handheld framing"
    ]
  },

  "camera": {
    "type": "smartphone front/back camera",

    "lens": "26mm wide",

    "settings": {
      "aperture": "f/1.8",
      "iso": "ISO 200-500",
      "shutter_speed": "1/50s"
    },

    "focus": "slightly imperfect focus",

    "sensor_behavior": [
      "minor grain",
      "shadow noise",
      "slight softness"
    ]
  },

  "skin_realism": {
    "details": [
      "visible pores",
      "natural shine",
      "uneven texture",
      "tiny blemishes",
      "no airbrush"
    ]
  },

  "hair": {
    "details": [
      "slight frizz",
      "loose strands",
      "not perfectly styled"
    ]
  },

  "background": {
    "setting": "bathroom mirror",

    "details": [
      "warm wall panels",
      "mirror reflection depth",
      "slight blur and noise",
      "real environment imperfections"
    ]
  },

  "color_grading": {
    "style": "raw phone photo",

    "rules": [
      "no heavy filter",
      "slight yellow tint",
      "natural contrast",
      "not cinematic"
    ]
  },

  "imperfections": [
    "grain",
    "lighting imbalance",
    "minor blur",
    "lens distortion"
  ],

  "composition": {
    "camera_angle": "handheld mirror angle",
    "framing": "slightly off-center",
    "depth": "all subjects visible, slight background softness"
  },

  "resolution_and_aspect_ratio": "4K, 4:5",

  "vibe": "real girls night selfie, casual, unfiltered moment",

  "strict_rules": {
    "must_have": [
      "mirror selfie look",
      "phone visible",
      "real skin texture",
      "imperfect lighting",
      "reference faces unchanged"
    ],

    "avoid": [
      "studio lighting",
      "perfect symmetry",
      "plastic skin",
      "over editing"
    ]
  },

  "final_director_notes": "Make it feel like a real quick selfie, not staged. Imperfection and slight flaws create realism."
}