Nano Banana Pro 的逼真电梯镜面自拍提示词
一个高度结构化的 JSON 提示词，专为 Nano Banana Pro 设计，用于生成一张超现实、略带瑕疵的电梯镜面自拍，画面中有两位朋友。该提示词重点在于精确保留参考人脸的身份，模拟智能手机摄像头的缺陷（颗粒感、轻微模糊、镜头畸变），并保持一种随意、未经修饰的美感。
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中文提示词
```json { "photo_type": "电梯镜面自拍（真实 iPhone 拍摄，室内中性光线）", "subjects": { "count": 2, "faces": { "description": "使用 2 张上传的参考图片，保持身份完全一致，无平滑处理，无重塑，无面部编辑，保留精确的面部结构、肤色、眼睛、嘴唇" }, "pose_description": "两位朋友在电梯镜中紧密站立，右侧人物手持手机自拍，左侧人物略微倾斜，一条腿向上弯曲，一只手臂抬起", "expressions": [ "右侧：兴奋的开怀笑容，率真的活力", "左侧：俏皮的嘟嘴表情" ], "body_language": [ "放松的姿势", "随意友好的亲近感", "轻微不对称", "并非完美摆拍" ] }, "clothing": { "details": [ "左侧：红色羽绒服，灰色运动裤，运动鞋，单肩包", "右侧：浅色短款上衣，灰色慢跑裤，连帽衫内搭，手提包", "自然的织物褶皱", "逼真的服装纹理" ] }, "lighting": { "type": "电梯室内照明", "setup": [ "顶部吸顶灯", "金属墙面反射", "面部亮度略有不均" ], "effects": [ "前额和脸颊柔和的高光", "下巴下方阴影", "轻微的暗淡金属反射", "光线并非完美平衡" ], "color_temperature": "中性 3800K 至 4200K" }, "phone_capture": { "details": [ "手中可见 iPhone", "镜面反射构图", "轻微广角镜头畸变", "手持拍摄角度不完美" ] }, "camera": { "type": "智能手机相机", "lens": "26mm 广角", "settings": { "aperture": "f/1.8", "iso": "ISO 200-600", "shutter_speed": "1/40s" }, "focus": "焦点略有不完美", "sensor_behavior": [ "轻微颗粒感", "阴影噪点", "轻微柔和" ] }, "skin_realism": { "details": [ "可见毛孔", "自然光泽", "不均匀纹理", "无修图" ] }, "hair": { "details": [ "自然松散发丝", "轻微毛躁", "并非完美造型" ] }, "background": { "setting": "电梯内部", "details": [ "金属反射墙面", "可见面板线条", "细微划痕或纹理", "反射产生的真实景深" ] }, "color_grading": { "style": "原始手机照片", "rules": [ "无重度滤镜", "中性色调", "自然对比度", "非电影感" ] }, "imperfections": [ "颗粒感", "光线不平衡", "轻微模糊", "镜头畸变" ], "composition": { "camera_angle": "镜面自拍角度", "framing": "紧凑的半身构图", "depth": "两位人物清晰，背景略微柔和" }, "resolution_and_aspect_ratio": "4K, 4:5", "vibe": "朋友间的休闲时刻，有趣，无滤镜，随性", "strict_rules": { "must_have": [ "镜面自拍效果", "手机可见", "参考面部未改变", "真实皮肤纹理", "不完美光线" ], "avoid": [ "影棚灯光", "完美对称", "过度编辑", "塑料感皮肤", "电影感" ] } } ```
原始提示词
{ "photo_type": "Elevator mirror selfie (real iPhone capture, indoor neutral lighting)", "subjects": { "count": 2, "faces": { "description": "Use 2 uploaded reference images, keep identity exact, no smoothing, no reshaping, no facial edits, preserve exact facial structure, skin tone, eyes, lips" }, "pose_description": "two friends standing close in elevator mirror, right subject holding phone taking selfie, left subject slightly leaning with one leg bent upward and one arm raised", "expressions": [ "right: excited open smile, candid energy", "left: playful pout expression" ], "body_language": [ "relaxed posture", "casual friendly closeness", "slight asymmetry", "not perfectly posed" ] }, "clothing": { "details": [ "left: red puffer jacket, grey sweatpants, sneakers, shoulder bag", "right: light cropped top, grey joggers, hoodie layer, handbag", "natural fabric folds and creases", "realistic outfit texture" ] }, "lighting": { "type": "elevator indoor lighting", "setup": [ "top ceiling lights", "metal wall reflections", "slight uneven brightness across faces" ], "effects": [ "soft highlights on forehead and cheeks", "shadow under chin", "slight dull metallic reflection", "not perfectly balanced light" ], "color_temperature": "neutral 3800K to 4200K" }, "phone_capture": { "details": [ "visible iPhone in hand", "mirror reflection framing", "slight wide lens distortion", "handheld imperfect angle" ] }, "camera": { "type": "smartphone camera", "lens": "26mm wide", "settings": { "aperture": "f/1.8", "iso": "ISO 200-600", "shutter_speed": "1/40s" }, "focus": "slightly imperfect focus", "sensor_behavior": [ "minor grain", "shadow noise", "slight softness" ] }, "skin_realism": { "details": [ "visible pores", "natural shine", "uneven texture", "no airbrushing" ] }, "hair": { "details": [ "natural loose strands", "slight frizz", "not perfectly styled" ] }, "background": { "setting": "elevator interior", "details": [ "metal reflective walls", "panel lines visible", "subtle scratches or texture", "real depth from reflection" ] }, "color_grading": { "style": "raw phone photo", "rules": [ "no heavy filters", "neutral tone", "natural contrast", "not cinematic" ] }, "imperfections": [ "grain", "lighting imbalance", "minor blur", "lens distortion" ], "composition": { "camera_angle": "mirror selfie angle", "framing": "tight mid-body framing", "depth": "both subjects clear, slight background softness" }, "resolution_and_aspect_ratio": "4K, 4:5", "vibe": "casual friends moment, fun, unfiltered, spontaneous", "strict_rules": { "must_have": [ "mirror selfie look", "phone visible", "reference faces unchanged", "real skin texture", "imperfect lighting" ], "avoid": [ "studio lighting", "perfect symmetry", "over editing", "plastic skin", "cinematic "}