{
  "id": "C08-N06",
  "title": "自启后声卡还没就绪，怎样用条件判断替代固定等待",
  "schema_version": "1.0",
  "evidence_kind": "合成输入与协议；非现场测试结果",
  "tool_versions": {
    "generator": "Python 3.12.4",
    "ffmpeg": "8.0.1（仅实际媒体生成与解码）"
  },
  "required_delivery": "不同冷启动轮次的音频端点出现时间和播放结果",
  "input": {
    "trials": [
      {
        "id": "cold-1",
        "seen": 8,
        "audible": 12
      },
      {
        "id": "cold-2",
        "seen": 18,
        "audible": 21
      },
      {
        "id": "reboot-1",
        "seen": 4,
        "audible": 6
      }
    ],
    "fixed_wait_seconds": 10
  },
  "expected": {
    "premature_trials": [
      "cold-1",
      "cold-2"
    ],
    "audio_endpoint_tested": false
  },
  "measurement": null,
  "unmeasured": [
    "实体播放硬件",
    "显示刷新相位",
    "现场拍摄",
    "实际Windows目标机配置"
  ],
  "record_fields": [
    "trial",
    "boot_kind",
    "endpoint_id",
    "first_seen_seconds",
    "active_seconds",
    "route_confirmed_seconds",
    "audible_seconds",
    "timeout_seconds",
    "failure_kind"
  ]
}