地铁站台街拍肖像

{ "category": "SUBWAY_PLATFORM_STREET_CANDID", "identity_lock": { "enabled": true, "priority": "ABSOLUTE_MAX", "instruction": "精确使用参考图像身份。成年人21岁以上。保留面部比例和特征。不做美化。" }, "subject": { "demographics": "成年女性，21-29岁，匹配参考身份。", "hair": { "color": "匹配参考。", "style": "低马尾或松散波浪塞在围巾后面", "texture": "真实发丝；轻微毛躁；碎发", "movement": "最小动态，平台微风微妙" }, "face": { "eyes": "精确参考；反射眼神光", "skin_details": "可见毛孔，真实阴影", "micro_details": "保留特征" }, "clothing": { "outerwear": "极简黑色大衣或夹克（无标志/文字）", "extras": "围巾可选（无文字图案）", "fabric": "可见羊毛质感" }, "accessories": { "jewelry": ["小银圈耳环（可选）"], "bag": "简单托特包或肩包（无标志）" } }, "pose": { "type": "抓拍等待", "orientation": "半身站立靠近平台边缘（安全距离）", "head_position": "轻微倾斜，平静姿态", "hands": "一只手握包带，另一只手插口袋", "gaze": "看向镜头，中性自信", "expression": "平静，略带严肃" }, "setting": { "environment": "地铁站台", "background_elements": [ "头顶荧光灯", "背景列车模糊（无可读标志）", "带真实磨损的平台地砖" ], "depth": "面部清晰；背景柔化" }, "camera": { "shot_type": "街拍风格肖像", "angle": "平视", "focal_length_equivalent": "35mm编辑感或26mm手机感", "framing": "4:5，平台引导线", "focus": "眼睛清晰，背景允许运动模糊" }, "lighting": { "source": "头顶荧光灯+环境光", "direction": "自上而下带柔和补光", "highlights": "头发和皮肤上真实光泽", "shadows": "柔和，略带冷色调地铁对比" }, "mood_and_expression": { "tone": "情绪化，都市，自信", "atmosphere": "真实城市通勤抓拍" }, "style_and_realism": { "style": "照片级街拍肖像", "imperfections": "噪点+背景轻微运动模糊" }, "technical_details": { "aspect_ratio": "4:5", "resolution": "高", "noise": "中度低光颗粒", "mode_variants": { "amateur": "手机风格HDR，温和颗粒，不完美构图", "pro": "更干净曝光，受控高光，清晰主体分离" } }, "constraints": { "adult_only": true, "single_subject_only": true, "no_text": true, "no_logos": true, "no_watermarks": true, "no_readable_signage": true }, "negative_prompt": [ "可读标志", "标志", "水印", "身份漂移", "面部变形", "多余手指", "扭曲手部", "CGI", "塑料皮肤", "过度平滑" ] }