CUDA 12.9 support: build NppStreamContext manually#27288
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asmorkalov merged 2 commits intoopencv:4.xfrom May 16, 2025
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CUDA 12.9 support: build NppStreamContext manually#27288asmorkalov merged 2 commits intoopencv:4.xfrom
asmorkalov merged 2 commits intoopencv:4.xfrom
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/cc @cudawarped |
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@asmorkalov If its not a bug, should OpenCV's DeviceInfo be used instead of CUDA toolkit's Fix working on Windows 11 with CUDA toolkit 12.9. |
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@cudawarped Thanks a lot for the prompt feedback. Both current solution and |
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Tested manually with Ubuntu 24.04 and Cuda 12.9.
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CUDA 12.9 support: build NppStreamContext manually
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fixes #27289
🚀 CUDA 12.9 Compatibility Fix
File: modules/core/include/opencv2/core/private.cuda.hpp
Starting with CUDA 12.9, NVIDIA removed the helper API nppGetStreamContext() from public headers.
As a result, any module (e.g., OpenCV’s CUDA parts) that attempted to build with CUDA 12.9+ would fail at compile time:
🔧 What I did
✅ Tested
cuda-version 12.9