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Enable Intel GPU support in torchcodec on Linux (xpu device) #558

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Enable Intel GPU support in torchcodec on Linux (xpu device) #558

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2 changes: 2 additions & 0 deletions setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -112,6 +112,7 @@ def _build_all_extensions_with_cmake(self):
torch_dir = Path(torch.utils.cmake_prefix_path) / "Torch"
cmake_build_type = os.environ.get("CMAKE_BUILD_TYPE", "Release")
enable_cuda = os.environ.get("ENABLE_CUDA", "")
enable_xpu = os.environ.get("ENABLE_XPU", "")
torchcodec_disable_compile_warning_as_error = os.environ.get(
"TORCHCODEC_DISABLE_COMPILE_WARNING_AS_ERROR", "OFF"
)
Expand All @@ -123,6 +124,7 @@ def _build_all_extensions_with_cmake(self):
f"-DCMAKE_BUILD_TYPE={cmake_build_type}",
f"-DPYTHON_VERSION={python_version.major}.{python_version.minor}",
f"-DENABLE_CUDA={enable_cuda}",
f"-DENABLE_XPU={enable_xpu}",
f"-DTORCHCODEC_DISABLE_COMPILE_WARNING_AS_ERROR={torchcodec_disable_compile_warning_as_error}",
]

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20 changes: 19 additions & 1 deletion src/torchcodec/_core/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,15 @@ else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -pedantic ${TORCHCODEC_WERROR_OPTION} ${TORCH_CXX_FLAGS}")
endif()

if(ENABLE_CUDA)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DENABLE_CUDA")
endif()
if(ENABLE_XPU)
find_package(PkgConfig REQUIRED)
pkg_check_modules(L0 REQUIRED IMPORTED_TARGET level-zero)
pkg_check_modules(LIBVA REQUIRED IMPORTED_TARGET libva)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DENABLE_XPU")
endif()

function(make_torchcodec_sublibrary
library_name
Expand Down Expand Up @@ -109,7 +118,11 @@ function(make_torchcodec_libraries
)

if(ENABLE_CUDA)
list(APPEND core_sources CudaDeviceInterface.cpp)
list(APPEND core_sources CudaDeviceInterface.cpp)
endif()

if(ENABLE_XPU)
list(APPEND core_sources XpuDeviceInterface.cpp)
endif()

set(core_library_dependencies
Expand All @@ -124,6 +137,11 @@ function(make_torchcodec_libraries
)
endif()

if(ENABLE_XPU)
list(APPEND core_library_dependencies
PkgConfig::L0 PkgConfig::LIBVA)
endif()

make_torchcodec_sublibrary(
"${core_library_name}"
SHARED
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