Gemini Nano Banana 3.0 模拟自拍

json Gemini Nano Banana 3.0 Prompt { "image_prompt": { "face_preservation": { "use_reference_face": true, "accuracy": "match reference face 1:1", "preserve_details": [ "skin pores", "real facial lines", "lip shape", "eye contour", "brows" ] }, "subject": { "gender": "female", "description": "mirror selfie in stylish casual outfit", "pose": { "body_position": "squat pose with one heel lifted, leaning closer to mirror", "head": "chin slightly lowered toward camera reflection", "hands": [ "phone in right hand covering partial face", "left hand placed near ankle" ], "expression": "calm aesthetic vibe" }, "hair": { "style": "half ponytail clip", "texture": "silky straight" }, "attire": { "dress": { "type": "light blue mini wrap dress", "pattern": "plain pastel hue", "details": "short sleeve flutter design" }, "shoes": "white open-toe block heels", "accessories": [ "silver chain necklace", "bracelet", "ring set" ] } }, "environment": { "setting": "indoor soft-lit room", "background": "neutral beige curtains", "floor": "reflective marble shine", "lighting": { "type": "warm ambience", "effect": "smooth shadows and highlight glow" } }, "props": { "phone": { "type": "smartphone", "case": "pink glitter case", "position": "vertical selfie hold" } }, "style": { "photography": "mirror portrait selfie", "color_grade": "warm pastel harmony", "sharpness": "soft yet detailed", "mood": "gentle and elegant" }, "composition": { "framing": "full body squatting shot", "angle": "mirror perspective eye-level", "focus": "face and outfit sharp", "aspect_ratio": "4:5" }, "output": { "resolution": "8K high detail", "negative_prompt": [ "distorted face", "incorrect outfit", "wrong pose", "extra arms", "text" ] } } }