具有圣诞散景的写实宝丽来情侣自拍

提示词

{   "generation_request": {     "meta_data": {       "tool": "NanoBanana Pro",       "task_type": "text_to_image_photoreal_polaroid_in_hand_christmas_bokeh",       "version": "v1.0",       "priority": "high"     },     "output_settings": {       "aspect_ratio": "9:16",       "orientation": "portrait",       "resolution": "ultra_high_res",       "render_style": "raw_photographic_realism",       "sharpness": "foreground_sharp_background_soft",       "film_grain": "subtle",       "flash": "on"     },     "creative_prompt": {       "scene_summary": "一张逼真的手持闪光灯照片，拍摄于夜晚温馨的客厅里：一只留着光泽红色法式美甲的手，靠近镜头举着一张白色即影即有的 Polaroid 照片。背景中，一棵装饰好的圣诞树严重失焦，带有温暖金色串灯散景和红色装饰球，营造出梦幻的节日光晕。Polaroid 照片本身清晰对焦，画面里是一对可爱的情侣自拍，他们穿着配套的红白相间圣诞针织毛衣；他们的脸部像即时相机闪光灯下那样柔和受光，略微不完美但很真实（真正的即影即有质感）。整体氛围温暖、怀旧而舒适。",       "composition": {         "framing": "聚焦于前景中的 Polaroid 相框，左下角可见一只手拿着它",         "depth_of_field": "极浅景深；树变成大而柔和的散景圆圈",         "focus_priority": "Polaroid 照片 + 白色边框极其锐利；背景强烈虚化"       },       "foreground_details": {         "hand": "一只手从底边握住 Polaroid，指甲为光泽裸色底，搭配清晰的红色法式指尖",         "polaroid": "经典白色即影即有照片边框，闪光灯带来轻微反光，细微纸张纹理，带有真实即影即有照片般的小瑕疵"       },       "polaroid_photo_content": {         "subjects": "两个年轻人靠得很近摆出自拍姿势，穿着红白相间的北欧风圣诞毛衣",         "expressions": "自然随性的自拍表情，温暖且略带俏皮",         "lighting": "Polaroid 图像内呈现直接机顶闪光灯效果，较外层照片更柔和、分辨率略低"       },       "background": {         "christmas_tree": "一棵大树填满背景，暖白色串灯、红色装饰球和彩带，强烈散景效果",         "environment": "舒适的室内夜晚氛围，柔和温暖的色调"       },       "camera_notes": {         "capture_style": "智能手机闪光灯照片（iPhone 风格）",         "lens_feel": "26mm 等效，近距离对焦",         "exposure": "前景由闪光灯正确曝光；背景较暗但散景发光"       },       "quality_rules": [         "photorealistic",         "自然皮肤纹理（不要塑料般磨皮）",         "真实的闪光反射和眩光",         "no watermark",         "no extra text"       ]     },     "negative_prompt": [       "watermark",       "lo"     ]   } }