黑白照相亭表情网格 (4x4)

```json
{
  "generation_request": {
    "meta_data": {
      "task_type": "black_and_white_photobooth_expression_grid_4x4",
      "language": "en",
      "priority": "highest",
      "version": "v1.0_BW_PHOTOBOOTH_EXPRESSIONS_4X4"
    },
    "input": {
      "mode": "image_to_image",
      "reference_image_usage": "very_high",
      "preserve_identity": true,
      "preserve_facial_features": true,
      "preserve_hairstyle": true,
      "notes": "以参考图为主要依据。创建黑白大头贴风格的表情网格。保持相同的成年女性身份和发型。每个面板应展示不同的面部表情。极简背景，直射大头贴闪光灯效果，自然肤质。"
    },
    "output": {
      "aspect_ratio": "1:1",
      "resolution": "ultra_high",
      "num_images": 1,
      "layout": {
        "type": "grid",
        "rows": 4,
        "cols": 4,
        "gutter": "thin",
        "panel_consistency": "high"
      },
      "sharpness": "crisp_photobooth",
      "grain": "subtle_analog_bw"
    },
    "scene": {
      "concept": "经典大头贴样片，带有丰富表情的脸部特写",
      "environment": "纯色中性背景，无道具",
      "lighting": {
        "style": "直射大头贴闪光灯",
        "key_light": "正面闪光，略硬但讨喜",
        "shadows": "主体后方柔和短影",
        "avoid": "电影式侧光，戏剧性背景"
      },
      "camera": {
        "lens": "50mm",
        "distance": "紧凑的头肩构图",
        "focus": "每个面板的眼睛都清晰锐利"
      }
    },
    "subject": {
      "type": "adult woman",
      "wardrobe": "简单无肩带或露肩大头贴造型（无品牌标志）",
      "hair": "所有面板保持相同发型",
      "makeup": "极简，自然",
      "anatomy_rules": "正确的面部比例，无扭曲的眼睛/嘴巴"
    },
    "expression_set": {
      "panel_01": "挤眉弄眼的微笑，眼睛微眯",
      "panel_02": "专注凝视，手指框住眼睛",
      "panel_03": "开怀大笑，嘴巴张开，充满喜悦",
      "panel_04": "无聊/不屑的表情，下巴托在手上",
      "panel_05": "悲伤的撅嘴，眼含泪水",
      "panel_06": "滑稽的表情，双手在头顶上方做出小角",
      "panel_07": "顽皮地吐舌头，狡黠的笑容",
      "panel_08": "愤怒的瞪视，眉毛下压",
      "panel_09": "调情的眼神，手触碰脸颊",
      "panel_10": "惊讶地睁大眼睛，嘴巴微张",
      "panel_11": "假装尖叫/兴奋喊叫，手靠近脸部",
      "panel_12": "调皮的笑容，手呈爪状姿势",
      "panel_13": "困惑的皱眉，嘴唇紧闭",
      "panel_14": "哭泣的表情，双手抱头，戏剧性",
      "panel_15": "吐舌头闭眼，顽皮",
      "panel_16": "嘟嘴（鸭子脸），并做出小恶魔角手势"
    },
    "style": {
      "color": "纯黑白",
      "contrast": "m
```