社交媒体帖子 - 写实街头摄影模拟

{
  "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": "纪录片风格的街头抓拍，拍摄地点位于 {argument name=\"location\" default=\"[城市/街区]\"}。捕捉一个未经剧本安排、未经摆拍的瞬间，呈现真实的情感与视觉质感。",
      "subject": "一名 {argument name=\"age\" default=\"[年龄]\"} 岁的 [性别]，身着 [服装]，正处于 [微动作] 的瞬间。保留完全自然的表情，并保留轻微的面部不对称感。",
      "camera": "等效 35mm 镜头，平视视角，距离近但保持尊重，刻意采用如同真实街头摄影师般的非完美构图，焦点清晰对准眼睛，景深为浅至中等。",
      "lighting": "源自 [光源：商店橱窗 / 路灯 / 日落 / 霓虹灯] 的有机自然光，深色阴影中仍保留细节，完全不使用摄影棚灯光。",
      "environment_details": "真实的城市质感：剥落的海报、有划痕和凹痕的金属、布满雨点的路面、微妙的玻璃反射，以及未经刻意清理的真实城市杂乱背景。",
      "authenticity_markers": "仅背景元素带有轻微运动模糊，高光处有柔和的光晕，轻微的胶片门抖动，全图呈现真实的颗粒感，完全不进行美颜修图。",
      "mood": "{argument name=\"mood\" default=\"[情绪：忧郁 / 希望 / 紧张 / 安静的喜悦]\"}，具有电影般的质感，但完全真实可信。"
    },
    "negative_prompt": [
      "studio lighting",
      "beauty retouch",
      "plastic skin",
      "over-sharpened",
      "HDR",
      "AI glow",
      "perfect symmetry",
      "overly clean background",
      "fake bokeh shapes",
      "text",
      "logo",
      "watermark",
      "painterly",
      "cartoon"
    ]
  }
}