空中扣杀排球运动瞬间特写

{
  "request_metadata": {
    "task_type": "sports_action_photography",
    "aspect_ratio": "2:3"
  },
  "references": {
    "main_reference_image": {
      "slot": 1,
      "purpose": "严格保持与参考照片中人物的身份和面部一致"
    }
  },
  "hard_constraints": [
    "以参考照片中的女性运动员为唯一主角",
    "室内专业排球馆比赛场景",
    "定格在跳跃到最高点的空中击球瞬间",
    "无任何额外文字、标志或水印",
    "真实的专业体育运动摄影风格"
  ],
  "camera": {
    "camera_style": "专业体育摄影",
    "lens": "85mm中长焦镜头",
    "shutter_speed": "1/2000秒",
    "aperture": "f/2.8",
    "iso": "800",
    "focus": "焦点极度锐利定格在运动员身上，背景柔和虚化"
  },
  "lighting": {
    "key_light": "室内体育馆明亮的主顶灯照明",
    "fill_light": "场地地面均匀的补光漫射",
    "rim_light": "勾勒手臂和腿部肌肉线条的清晰轮廓光",
    "shadow_style": "自然的高对比度体育场馆光影"
  },
  "prompt": {
    "scene_summary": "一场高强度的女子排球锦标赛，在空中扣球的最顶点瞬间抓拍。",
    "main_subject": {
      "identity": "与参考照片完全一致的女性运动员",
      "pose": "完全跃起在空中，单臂高高扬起向排球扣去，另一手臂保持平衡",
      "expression": "专注、自信、充满竞技决心的神态",
      "hair": "因动态运动而自然飘扬的高马尾",
      "outfit": "纯色[红色]无袖排球球衣和运动短裤、白色护膝、白色运动球鞋",
      "body_language": "爆发力十足的起跳、紧绷的核心肌群、充分舒展的双腿"
    },
    "ball_interaction": {
      "object": "专业比赛排球",
      "position": "在击球前一刹那悬停在运动员上方",
      "motion": "空中完全定格，纤毫毕现"
    },
    "environment": {
      "location": "室内专业排球馆",
      "background": "浅景深虚化下座无虚席的观众看台",
      "court": "专业木地板排球场，边界线清晰，裁判椅可见",
      "atmosphere": "高水平争冠决赛的热烈氛围"
    },
    "visual_style": {
      "detail_level": "可见的肌肉张力、球衣织物拉伸感、细微的汗水反光",
      "color_grading": "清晰自然的赛事转播色调，对比度饱满"
    },
    "composition": {
      "framing": "竖版运动动态构图",
      "timing": "起跳最高顶点瞬间",
      "motion_effect": "主体极其锐利清晰，背景观众微泛虚化层次"
    }
  },
  "negative_prompt": [
    "cartoon",
    "anime",
    "illustration",
    "3d render",
    "plastic skin",
    "airbrushed",
    "distorted anatomy",
    "extra limbs",
    "blurry subject",
    "text",
    "logos",
    "watermarks"
  ]
}