Nano Banana 提示词作品

{
  "photo_type": "Outdoor midday portrait (natural sunlight, raw realistic capture)",

  "subject": {
    "face": {
      "description": "Use uploaded reference image, keep identity exact, no smoothing or reshaping"
    },

    "pose_description": "Standing outdoors holding a bouquet of flowers, body slightly turned, head facing camera",

    "expression": "neutral soft expression, calm natural look"
  },

  "environment": {
    "setting": "garden or residential outdoor area",

    "details": [
      "green plants and trees",
      "house in background",
      "clear blue sky",
      "sunlit ground"
    ]
  },

  "lighting": {
    "type": "direct midday sunlight",

    "setup": [
      "sunlight from top/side",
      "no diffusion",
      "strong direct light"
    ],

    "effects": [
      "hard shadows on face and body",
      "high contrast",
      "bright highlights",
      "sharp shadow edges on ground and plants"
    ],

    "color_temperature": "neutral daylight 5600K"
  },

  "shadow_behavior": {
    "details": [
      "defined shadows under chin",
      "shadow from hair strands",
      "uneven light patches on skin"
    ]
  },

  "clothing": {
    "details": [
      "white top",
      "denim jeans",
      "natural fabric texture",
      "small wrinkles visible"
    ]
  },

  "props": {
    "details": [
      "flower bouquet",
      "multiple colors",
      "natural imperfections in petals"
    ]
  },

  "skin_realism": {
    "details": [
      "visible pores",
      "sunlight shine",
      "slight redness",
      "uneven tone",
      "no smoothing"
    ]
  },

  "hair": {
    "details": [
      "natural waves",
      "loose strands",
      "sunlight highlights on hair"
    ]
  },

  "camera": {
    "type": "smartphone camera",

    "lens": "26mm",

    "settings": {
      "aperture": "f/1.8",
      "iso": "ISO 50-100",
      "shutter_speed": "1/2000s"
    },

    "focus": "sharp across subject",

    "sensor_behavior": [
      "high clarity",
      "slight sharpening",
      "natural HDR"
    ]
  },

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

    "rules": [
      "no heavy filter",
      "true colors",
      "slight saturation boost",
      "real contrast"
    ]
  },

  "imperfections": [
    "harsh shadows",
    "highlight clipping",
    "uneven lighting",
    "minor skin texture"
  ],

  "composition": {
    "camera_angle": "eye level",
    "framing": "mid shot",
    "depth": "everything fairly sharp"
  },

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

  "vibe": "fresh, natural, daytime, unfiltered life moment",

  "strict_rules": {
    "must_have": [
      "hard sunlight shadows",
      "natural skin texture",
      "no soft lighting",
      "reference face unchanged"
    ],

    "avoid": [
      "cinematic grading",
      "soft glow",
      "studio light",
      "plastic skin"
    ] },

  "final_director_notes": "Keep sunlight harsh and real. Do not soften shadows. This must feel like a normal phone photo taken outside."
}