{
"model": "gemini-nano-banana-pro",
"mode": "image",
"aspect_ratio": "4:5",
"quality": "ultra",
"style": "cinematic_realism",
"scene": {
"setting": "夜晚灯火通明的繁忙城市街道,雨后湿漉漉的道路,主体身后是发光的招牌和来往车流",
"weather": "刚下过小雨,路面反光,空气潮湿",
"background": "柔和光斑的城市灯光,行驶的车辆,隐约的行人动态模糊,挂满彩色招牌的高楼",
"time": "夜晚"
},
"subject": {
"type": "年轻女性",
"pose": "站在人行横道中央,手持智能手机靠近镜头",
"expression": "自然温暖的微笑,抓拍状态,充满喜悦",
"hr": "头发略显凌乱,被风吹得拂过脸颊",
"wardrobe": "深色外套或西装外套,配饰极少",
"props": [
"智能手机"
]
},
"composition": {
"framing": "广角畸变特写人像,主体居中,手机位于前景",
"camera_distance": "距离极近,具有亲密的街头摄影质感",
"perspective": "广角镜头视角,略带鱼眼效果,背景向外延伸",
"depth_of_field": "浅至中等景深,主体清晰可辨,背景灯光柔和如奶油",
"foreground_detl": "手机和手部因动态和镜头特性略显柔和"
},
"camera": {
"lens": "24mm广角镜头(略带鱼眼特性)",
"aperture": "f/1.8",
"shutter_speed": "1/40",
"iso": "1600",
"focus": "对焦面部,手机处有轻微虚化"
},
"lighting": {
"key_light": "霓虹灯溢光照射面部,混合青色/绿色与暖调高光",
"fill": "地面湿漉反射的路灯补光",
"mood": "梦幻城市夜生活,柔和对比度,浪漫写实风格"
},
"color_grading": {
"palette": "青色、蓝绿色、绿色霓虹与暖调肤色混合",
"contrast": "柔和对比度,阴影提亮",
"highlights": "霓虹灯牌带有发光光晕",
"film_emulation": "35mm胶片质感"
},
"texture_and_detl": {
"film_grn": "明显可见的颗粒感,真实自然",
"bloom": "灯光带有轻微光晕",
"sharpness": "略微不完美,具有原生街头摄影质感",
"skin_texture": "自然毛孔,无塑料磨皮效果"
},
"motion": {
"hr_movement": "发丝被风吹得拂过脸颊",
"background_motion": "车辆和行人造成的轻微光轨",
"camera_feel": "手持抓拍质感"
},
"negative_prompt": [
"塑料质感皮肤",
"面部过度锐利",
"干净的影棚灯光",
"动漫风格",
"卡通风格",
"过度对称的面部",
"霓虹过饱和",
"HDR效果",
"虚假景深模糊边缘",
"多余的手指",
"扭曲的手部",
"文字伪影",
"logo变形",
"光泽皮肤",
"完全干净的背景"
]
}