Nano Banana 提示词作品

{
  "image_analysis": {
    "genre": "editorial portrait photography",
    "subcategory": "romantic nature portrait",
    "visual_style": "modern cottagecore meets fine-art portraiture",
    "overall_theme": "soft femininity, nature, youth, simplicity, poetic beauty",
    "mood": [
      "dreamy",
      "gentle",
      "romantic",
      "serene",
      "ethereal",
      "hopeful"
    ]
  },

  "composition": {
    "aspect_ratio": "4:5 portrait",
    "framing": "close-up portrait",
    "camera_angle": "slightly low angle",
    "subject_position": "centered",
    "composition_type": "heroic intimate portrait",
    "crop_style": "head and upper torso",
    "negative_space": "clean sky backdrop",
    "visual_focus": [
      "face",
      "wildflowers",
      "eyes"
    ],
    "depth_layers": {
      "foreground": "bouquet of daisies",
      "midground": "subject",
      "background": "clear sky"
    },
    "storytelling_strength": "high"
  },

  "subject": {
    "gender_presentation": "feminine",
    "age_appearance": "late teens to twenties",
    "face_shape": "soft oval",
    "skin_tone": "fair neutral-warm",
    "skin_characteristics": {
      "natural_texture": true,
      "minimal_retouching": true,
      "soft_luminosity": true
    },
    "expression": {
      "emotion": "quiet confidence",
      "mouth": "slightly parted",
      "eyes": "soft direct gaze"
    },
    "presence": "gentle but self-assured"
  },

  "hair": {
    "color": "medium chestnut brown",
    "length": "short to medium",
    "texture": "soft natural waves",
    "style": "loosely pinned back",
    "flyaways": true,
    "movement": "light breeze",
    "finish": "natural matte softness"
  },

  "wardrobe": {
    "top": {
      "type": "chunky knit sweater",
      "color": "soft ivory white",
      "texture": "highly visible knit pattern",
      "fit": "relaxed oversized fit"
    },
    "fashion_direction": "minimal romantic styling"
  },

  "props": {
    "flowers": {
      "type": "wild daisies",
      "colors": [
        "white",
        "yellow",
        "green"
      ],
      "visual_importance": "extremely high",
      "symbolism": "innocence, nature, simplicity"
    }
  },

  "environment": {
    "location": "outdoor natural setting",
    "background": "clear pale blue sky",
    "environmental_detail": "minimal",
    "atmosphere": "open-air spring or summer afternoon"
  },

  "lighting": {
    "type": "natural sunlight",
    "quality": "soft directional light",
    "direction": "side-front sunlight",
    "contrast": "medium",
    "shadow_behavior": "gentle sculpting on face",
    "highlight_behavior": "warm natural glow",
    "lighting_signature": "golden-hour inspired natural portraiture"
  },

  "camera_characteristics": {
    "lens_feel": "85mm portrait lens",
    "depth_of_field": "moderately shallow",
    "focus": "sharp on eyes and flowers",
    "background_rendering": "smooth and uncluttered",
    "sharpness": "high but natural",
    "perspective": "slightly compressed portrait look"
  },

  "color_grading": {
    "style": "soft editorial realism",
    "temperature": "slightly warm",
    "contrast": "medium-low",
    "saturation": "restrained",
    "dominant_colors": [
      "sky blue",
      "ivory white",
      "soft beige",
      "daisy yellow",
      "natural green"
    ],
    "highlight_tone": "warm cream",
    "shadow_tone": "soft gray-blue",
    "overall_palette": "spring meadow tones"
  },

  "texture_and_effects": {
    "skin_texture": "preserved",
    "fabric_texture": "prominent knit detail",
    "flower_detail": "high",
    "clarity": "medium-high",
    "microcontrast": "moderate",
    "overall_finish": "soft and organic"
  },

  "film_characteristics": {
    "look": "modern editorial film simulation",
    "grain": "minimal",
    "dynamic_range": "wide",
    "tonality": "airy and luminous"
  },

  "post_processing": {
    "retouching": "minimal beauty retouching",
    "skin_smoothing": "very light",
    "color_treatment": "naturalistic",
    "editing_style": "clean editorial realism"
  },

  "art_direction": {
    "inspirations": [
      "cottagecore editorials",
      "romantic fashion campaigns",
      "spring lifestyle photography",
      "natural beauty campaigns",
      "fine-art outdoor portraiture"
    ],
    "keywords": [
      "wildflowers",
      "soft femininity",
      "spring romance",
      "natural beauty",
      "meadow aesthetic",
      "gentle elegance",
      "fresh air",
      "poetic portrait"
    ]
  },

  "generation_prompt": {
    "subject": "young woman with soft wavy chestnut hair, natural makeup, and a calm confident gaze",
    "wardrobe": "oversized ivory knit sweater with visible texture",
    "props": "large bouquet of fresh wild daisies held close to the chest",
    "pose": "holding flowers while looking directly toward the camera",
    "environment": "open outdoor setting beneath a clear pale blue sky",
    "lighting": "soft natural sunlight creating warm highlights and delicate shadows",
    "composition": "close-up portrait with flowers filling the foreground and sky providing clean negative space",
    "camera": "professional portrait photography with shallow depth of field and natural perspective",
    "grading": "soft spring color palette, airy tones, subtle warmth, gentle contrast",
    "style": "romantic cottagecore editorial, fine-art outdoor portrait, natural beauty campaign",
    "quality": "high-end magazine photography with authentic textures and understated elegance"
  }
}