图像提示词

坦率的都市街头摄影提示（JSON 结构）

一个结构化的 JSON 提示词，用于 Nano Banana Pro 生成一张高度逼真、抓拍式的都市街头照片。它描述了一位年轻女性走在城市人行道上，手持咖啡杯，身穿叠穿服装（皮夹克、毛衣背心），并指定了相机设置（自拍风格、28 毫米广角），以营造一种舒适、电影感的街头氛围，色调为大地色系。

提示词

```json
{
  "image_generation": {
    "subject": {
      "description": "一位年轻女子独自走在城市人行道上",
      "pose": "一只手拿着外带咖啡杯，另一只手拿着一个小纸袋，手臂微微伸展，仿佛在自拍",
      "expression": "平静、沉思、略带内省",
      "gaze": "向下看"
    },
    "appearance": {
      "hair": {
        "color": "深棕色",
        "style": "凌乱的发髻，有几缕发丝散落"
      },
      "face": {
        "skin_tone": "白皙，自然肤色",
        "makeup": "淡妆，自然妆容"
      },
      "accessories": [
        "银色头戴式耳机"
      ]
    },
    "outfit": {
      "top": "白色翻领衬衫内搭米色毛衣背心",
      "outerwear": "{argument name=\"jacket color\" default=\"brown\"} 皮夹克",
      "bottom": "蓝色牛仔裤",
      "footwear": "休闲运动鞋"
    },
    "environment": {
      "setting": "城市居民街道",
      "background_elements": [
        "红砖公寓楼",
        "黑色铁栏杆",
        "人行道脚手架",
        "城市小径"
      ],
      "weather": "阴天"
    },
    "props": {
      "drink": "带盖的白色外带咖啡杯",
      "bag": "棕色小纸袋"
    },
    "lighting": {
      "type": "自然日光",
      "direction": "头顶环境光",
      "quality": "柔和漫射"
    },
    "camera": {
      "angle": "略高角度，自拍风格",
      "framing": "中景",
      "lens": "28 毫米广角镜头",
      "depth_of_field": "适中，背景略微模糊"
    },
    "aesthetic": {
      "style": "都市生活摄影",
      "vibe": "舒适、随意、电影般的街头氛围",
      "color_palette": "大地色系、棕色、柔和的红色、中性灰色"
    },
    "quality": {
      "realism": "高度写实",
      "resolution": "高分辨率",
      "look": "时尚街拍照片"
    }
  }
}
```