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Installing Libtorch

Hancom OCR SDK operates based on libtorch, PyTorch's C++ library, to perform core AI functions. Follow the steps below to ensure the libtorch DLLs are included in your development environment.

Installation (Windows)​

1. Download the Libtorch library​

The distribution URL for this library may change according to PyTorch policy. For details, see the PyTorch website.

2. Extract and specify installation path​

  • Extract libtorch-win-shared-with-deps-2.7.1+cpu.zip.
  • From the libtorch\lib directory, copy the following DLL files and paste them into the same path as the distributed libArgoSDK.dll, or add the libtorch\lib directory to the PATH environment variable.
    • asmjit.dll
    • c10.dll
    • fbgemm.dll
    • libiomp5md.dll
    • libiompstubs5md.dll
    • torch.dll
    • torch_cpu.dll
    • torch_global_deps.dll
    • uv.dll