Nano Banana 提示词作品

{
  "image_generation_prompt": {
    "subject": {
      "description": "young woman sitting on a park bench in front of a tennis court, leaning her head on her arm with a relaxed, slightly bored expression, Use uploaded reference image, keep identity exact",
      "identity_lock": "STRICT — Use uploaded reference image, keep identity exact. Preserve face, hair, eyes, proportions. Do not alter identity.",
      "pose": {
        "type": "candid relaxed pose",
        "body_position": "seated sideways on bench with legs bent, torso leaning forward",
        "interaction": "head resting on forearm placed on bench backrest",
        "head": "tilted sideways toward camera with soft gaze"
      }
    },
    "face_details": {
      "instruction": "Use uploaded reference image, keep identity exact",
      "expression": "soft, slightly tired or dreamy expression",
      "skin": "natural texture with subtle imperfections",
      "eyes": "direct soft gaze toward camera",
      "clarity": "face sharp and clearly visible",
      "focus_priority": "high facial clarity with background blur"
    },
    "hair": {
      "instruction": "Preserve hairstyle exactly",
      "style": "long natural hair falling over shoulder",
      "details": "slightly tousled with soft strands"
    },
    "clothing": {
      "outfit": "navy long-sleeve fitted dress with white collar and cuffs",
      "accessories": "brown luxury handbag placed beside subject",
      "details": "minimalist chic styling"
    },
    "environment": {
      "setting": "outdoor park tennis court",
      "background": "chain-link fence with tennis players blurred behind, greenery and sunlight",
      "props": "park bench, handbag",
      "atmosphere": "calm sunny afternoon with casual lifestyle vibe"
    },
    "lighting": {
      "type": "natural sunlight",
      "quality": "bright but soft daylight",
      "direction": "top-side lighting",
      "effect": "gentle highlights on face and hair, soft shadows",
      "imperfections": "slight natural contrast and uneven light patches"
    },
    "camera": {
      "type": "lifestyle editorial photography",
      "lens": "50mm lens",
      "angle": "eye-level slightly angled toward subject",
      "distance": "medium shot with slight zoom for face clarity",
      "focus": "sharp on subject",
      "depth": "shallow depth of field",
      "zoom": "slight zoom-in to enhance facial visibility",
      "imperfections": "natural grain and slight softness"
    },
    "composition": {
      "style": "fashion editorial lifestyle",
      "framing": "subject centered on bench with fence grid adding structure",
      "balance": "foreground subject contrasted with soft blurred activity behind"
    },
    "effects": {
      "color_tone": "warm natural tones with subtle greens and browns",
      "finish": "clean cinematic lifestyle finish"
    },
    "quality": {
      "resolution": "ultra high",
      "rendering": "photorealistic",
      "details": "sharp face detail, fabric texture, realistic lighting"
    },
    "negative_prompt": [
      "different face",
      "identity change",
      "blurry face",
      "low resolution",
      "cartoon",
      "cgi look",
      "distorted anatomy",
      "extra limbs",
      "harsh lighting",
      "overexposed",
      "watermark",
      "text"
    ]
  }
}