{
  "added_at": "2026-11-09",
  "additional_evidence_urls": [
    "https://github.com/PlayNeth/reAL/blob/b68e4d12c526c0155af702e92b95dcf78c0e790b/build.sh",
    "https://github.com/PlayNeth/reAL/blob/b68e4d12c526c0155af702e92b95dcf78c0e790b/LICENSE"
  ],
  "category": "reconstruction-cases",
  "class": "software",
  "description_en": "A drop-in dsound.dll that reimplements Creative ALchemy and DirectSound behavior, including DirectMusic pieces the README names. ./build.sh builds the DLL and runs the native unit tests. The README says comparisons with Microsoft's DLLs are line-by-line and event-by-event.",
  "description_zh": "可替换的 dsound.dll，重建 Creative ALchemy 与 DirectSound 行为，包括 README 点名的 DirectMusic 部分。./build.sh 构建 DLL 并运行本机单元测试。README 写明与微软 DLL 的比较是逐行和逐事件的。",
  "entry_url": "https://awesomerea.org/resources/real-dsound-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/real-dsound-case/",
  "evidence_url": "https://github.com/PlayNeth/reAL/blob/b68e4d12c526c0155af702e92b95dcf78c0e790b/README.md",
  "group": "cases",
  "id": "real-dsound-case",
  "json_url": "https://awesomerea.org/resources/real-dsound-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/real-dsound-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/real-dsound-case/index.md",
  "name": "reAL: a dsound.dll checked against Windows and ALchemy",
  "name_zh": "reAL：对照 Windows 与 ALchemy 检查的 dsound.dll",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "scope",
    "testing",
    "license"
  ],
  "requirements": [
    "./build.sh builds dsound.dll, the tracers, the test programs, and runs the native unit tests. The README says the repository contains no Creative or Microsoft code or binaries, so a comparison with those DLLs needs the DLLs from a Windows install.",
    "The README describes DirectSound answers checked against Windows 7, and SetFX effects it calls bit-exact ports of Microsoft's effects. It also describes an optional HRTF path. The built-in set is the MIT KEMAR measurements it credits.",
    "The README says test programs are run against both implementations and their output is compared line by line, and that offline captures are compared event by event. It names tests/comcmp.sh and tests/fuzzcmp.py.",
    "LICENSE is the MIT License, copyright 2026 Neth. The README says ALchemy is copyright Creative Technology."
  ],
  "requirements_zh": [
    "./build.sh 构建 dsound.dll、跟踪器、测试程序，并运行本机单元测试。README 写明仓库不含 Creative 或微软的代码或二进制，因此与那些 DLL 比较需要 Windows 安装中的 DLL。",
    "README 描述了对照 Windows 7 检查的 DirectSound 返回，以及它称为微软效果逐位移植的 SetFX 效果。它还描述了可选的 HRTF 路径。内置集合是它署名的 MIT KEMAR 测量。",
    "README 写明测试程序对两种实现运行并逐行比较输出，离线捕获则逐事件比较。它点名 tests/comcmp.sh 和 tests/fuzzcmp.py。",
    "LICENSE 是 MIT 许可证，版权 2026 Neth。README 写明 ALchemy 的版权属于 Creative Technology。"
  ],
  "targets": [
    "binary"
  ],
  "url": "https://github.com/PlayNeth/reAL",
  "verification": "source-reviewed",
  "verified_at": "2026-11-04"
}