{
  "added_at": "2026-11-08",
  "additional_evidence_urls": [
    "https://github.com/Duoslow/open-drong-display/blob/113feef32e2924d996f0de6c491c10d46c9f15bc/README.md"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "open-drong-display replaces the Drong Display 1CBE:0003 dongle's Windows software with an IddCx display driver using a reconstructed USB protocol. The project documents bulk-transfer commands and session startup, then sends H.264 frames to the dongle for HDMI output.",
  "description_zh": "open-drong-display 为 Drong Display 1CBE:0003 USB 显示棒实现替代 Windows IddCx 驱动。项目依据厂商 DLL 静态分析和设备观察记录 USB 批量传输命令与会话启动流程，并通过该协议发送 H.264 画面供 HDMI 输出。",
  "entry_url": "https://awesomerea.org/resources/open-drong-display-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/open-drong-display-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/Duoslow/open-drong-display/blob/113feef32e2924d996f0de6c491c10d46c9f15bc/docs/PROTOCOL.md",
  "group": "cases",
  "id": "open-drong-display-case",
  "json_url": "https://awesomerea.org/resources/open-drong-display-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/open-drong-display-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/open-drong-display-case/index.md",
  "name": "open-drong-display: reconstructing Drong Display USB control",
  "name_zh": "open-drong-display：重建 Drong Display USB 控制协议",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "testing",
    "license"
  ],
  "requirements": [
    "Windows 10 2004 or newer or Windows 11, x64, and a Drong Display dongle with USB ID 1CBE:0003.",
    "Building requires Visual Studio 2022 or newer with the C++ desktop workload and Windows Driver Kit 10.0.26100.",
    "NVIDIA and Intel hardware encoding is untested; software encoding is available as a fallback.",
    "MIT license."
  ],
  "requirements_zh": [
    "需要 Windows 10 2004 或更新版本、Windows 11 的 x64 系统，以及 USB ID 为 1CBE:0003 的 Drong Display 显示棒。",
    "源码构建需要 Visual Studio 2022 或更新版本的 C++ 桌面工作负载，以及 Windows Driver Kit 10.0.26100。",
    "NVIDIA 和 Intel 硬件编码尚未测试；可回退到软件编码。",
    "采用 MIT 许可证。"
  ],
  "scope": "unknown",
  "targets": [
    "binary",
    "protocol"
  ],
  "url": "https://github.com/Duoslow/open-drong-display",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}