LibTorch在windows下编译

文章目录

• ​​准备工作​​
• ​​文件目录​​
• ​​进行编译​​

准备工作

• cmake
• libTorch

文件目录

进行编译

CMakeLists.txt

cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
project(example-app)

find_package(Torch REQUIRED)
find_package(OpenCV REQUIRED)

if(NOT Torch_FOUND)
    message(FATAL_ERROR "Pytorch Not Found!")
endif(NOT Torch_FOUND)

message(STATUS "Pytorch status:")
message(STATUS "    libraries: ${TORCH_LIBRARIES}")

message(STATUS "OpenCV library status:")
message(STATUS "    version: ${OpenCV_VERSION}")
message(STATUS "    libraries: ${OpenCV_LIBS}")
message(STATUS "    include path: ${OpenCV_INCLUDE_DIRS}")


add_executable(example-app example.cpp)
target_link_libraries(example-app ${TORCH_LIBRARIES} ${OpenCV_LIBS})
set_property(TARGET example-app PROPERTY CXX_STANDARD 11)

example.cpp

#include <torch/script.h> // One-stop header.
#include <iostream>
#include <memory>

int main(int argc, const char* argv[]) {
  if (argc != 2) {
    std::cerr << "usage: example-app <path-to-exported-script-module>\n";
    return -1;
  }

  // Deserialize the ScriptModule from a file using torch::jit::load().
  torch::jit::script::Module module = torch::jit::load(argv[1]);

  assert(module != nullptr);
  std::cout << "ok";

}

设置libTorch和opencv的根目录

cmake
-DCMAKE_PREFIX_PATH=D:\MyWorkSpace\Lib\opencv\build\x64\vc15\lib;D:\MyWorkSpace\Lib\libtorch
-DCMAKE_BUILD_TYPE=Release -G “Visual Studio 15 Win64” …