Nano Banana 提示词作品

{
  "image_generation_prompt": {
    "subject": {
      "description": "Young woman lying sideways across a green billiards table in a dim bar setting, surrounded by scattered pool balls, 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": {
        "body_position": "lying sideways across the edge of the pool table, torso partially on table and partially hanging off",
        "head_position": "head resting on table surface, slightly tilted toward camera",
        "arms": "one arm bent with fingers lightly touching hair near forehead, other hand resting on torso",
        "legs": "lower body angled off table, mostly out of frame",
        "expression": "relaxed, soft gaze toward camera with slightly parted lips"
      }
    },
    "face_details": {
      "instruction": "Use uploaded reference image, keep identity exact",
      "expression": "calm, slightly dreamy expression",
      "skin": "realistic texture with visible pores and natural shine from flash",
      "eyes": "sharp with subtle reflections",
      "imperfections": "natural asymmetry, no smoothing"
    },
    "hair": {
      "instruction": "Preserve hairstyle exactly",
      "style": "spread loosely across table surface",
      "details": "natural flow with slight messiness and individual strands visible"
    },
    "makeup": {
      "style": "soft glam evening look",
      "skin_finish": "slightly dewy with flash highlights",
      "eyes": "subtle eyeliner and mascara",
      "lips": "natural pink tone with slight gloss",
      "imperfection": "slightly imperfect blending for realism"
    },
    "clothing": {
      "outfit": "black long-sleeve fitted top with dark bottoms",
      "fit": "body-hugging, minimal",
      "details": "natural fabric tension and folds"
    },
    "environment": {
      "setting": "dimly lit bar or pool hall",
      "table": "green felt billiards table",
      "props": "scattered colorful pool balls around subject",
      "background": "dark wooden furniture, chairs, low ambient light"
    },
    "lighting": {
      "type": "direct flash photography",
      "style": "strong frontal flash",
      "effect": "bright highlights on face and table, slightly overexposed skin areas",
      "shadows": "hard shadows and deep dark background",
      "imperfections": "flash hotspots, slight uneven exposure"
    },
    "camera": {
      "type": "digital camera",
      "lens": "35mm",
      "angle": "top-down diagonal angle",
      "distance": "close-medium framing",
      "focus": "sharp on face and upper body",
      "imperfections": "slight noise, realistic grain, flash harshness"
    },
    "composition": {
      "style": "editorial nightlife candid",
      "framing": "diagonal composition across frame",
      "balance": "subject off-center with pool balls adding visual interest",
      "depth": "foreground table surface, subject midground, dark background"
    },
    "quality": {
      "resolution": "high",
      "rendering": "ultra photorealistic",
      "details": "accurate lighting, skin texture, and material realism"
    },
    "negative_prompt": [
      "overly smooth skin",
      "cgi look",
      "cartoon",
      "extra limbs",
      "deformed hands",
      "blurry face",
      "soft studio lighting",
      "watermark",
      "text"
    ]
  }
}