完整提示词

```json { "generation_request": { "meta_data": { "tool": "NanoBanana Pro", "task_type": "photoreal_artistic_street_photography", "version": "v1.0_STREET_ART_REALISM_SER_EN", "priority": "highest" }, "output_settings": { "aspect_ratio": "4:5", "orientation": "portrait", "resolution_target": "ultra_high_res", "render_style": "ultra_photoreal_candid_film_still", "sharpness": "crisp_but_natural", "film_grain": "subtle_35mm", "color_grade": "restrained_cinematic_realism", "dynamic_range": "natural_not_hdr", "skin_rendering": "real_texture_no_retouch" }, "creative_prompt": { "scene_summary": "在 {\"city or neighborhood\" \"[城市/街区]\"} 现场拍摄的抓拍式艺术街头摄影。一个真实、未经摆拍的瞬间，具有纪录片般的真实感和情感。", "subject": "一位 {\"age\" \"[年龄]\"} 的 {\"gender\" \"[性别]\"}，身穿 {\"clothing\" \"[服装]\"}，被捕捉到正在进行 {\"micro action\" \"[微小动作]\"}。自然的表情，保留了轻微的不对称性。", "camera": "35mm 等效镜头，视线水平，距离近但保持尊重，像真正的街头摄影师一样不完美的构图，焦点在眼睛上，景深从浅到中。", "lighting": "来自 {\"light source\" \"[光源：商店橱窗 / 路灯 / 日落 / 霓虹灯]\"} 的自然光，阴影深邃但细节丰富，无影棚灯光。", "environment_details": "街头纹理：磨损的海报、划痕的金属、雨水斑驳的人行道、玻璃上细微的反射、真实的城市杂物，无干净的影棚背景。", "authenticity_markers": "仅背景有细微的运动模糊，高光处有轻微的光晕，微小的胶片门编织，真实的颗粒感，无美颜修饰。", "mood": "{\"mood\" \"[情绪：忧郁 / 充满希望 / 紧张 / 宁静的喜悦]\"}，电影感但真实可信。" }, "negative_prompt": [ "影棚灯光", "美颜修饰", "塑料皮肤", "过度锐化", "HDR", "AI 辉光", "完美对称", "过于干净的背景", "虚假的散景形状", "文字", "标志", "水印", "绘画风格", "卡通" ] } } ```