mirror of
https://github.com/nihui/opencv-mobile.git
synced 2025-09-26 20:41:56 +08:00
37 lines
1.5 KiB
Diff
37 lines
1.5 KiB
Diff
diff -Nuarp opencv-4.9.0.orig/modules/core/src/mathfuncs.cpp opencv-4.9.0/modules/core/src/mathfuncs.cpp
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--- opencv-4.9.0.orig/modules/core/src/mathfuncs.cpp 2023-12-28 00:46:55.000000000 +0800
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+++ opencv-4.9.0/modules/core/src/mathfuncs.cpp 2024-01-17 19:27:17.197215967 +0800
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@@ -2140,8 +2140,13 @@ const double* getExpTab64f()
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const float* getExpTab32f()
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{
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static float CV_DECL_ALIGNED(64) expTab_f[EXPTAB_MASK+1];
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+#ifndef OPENCV_DISABLE_THREAD_SUPPORT
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static std::atomic<bool> expTab_f_initialized(false);
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if (!expTab_f_initialized.load())
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+#else
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+ static bool expTab_f_initialized = false;
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+ if (!expTab_f_initialized)
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+#endif
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{
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for( int j = 0; j <= EXPTAB_MASK; j++ )
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expTab_f[j] = (float)expTab[j];
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diff -Nuarp opencv-4.9.0.orig/modules/core/src/parallel.cpp opencv-4.9.0/modules/core/src/parallel.cpp
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--- opencv-4.9.0.orig/modules/core/src/parallel.cpp 2023-12-28 00:46:55.000000000 +0800
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+++ opencv-4.9.0/modules/core/src/parallel.cpp 2024-01-17 19:27:17.197215967 +0800
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@@ -513,6 +513,7 @@ void parallel_for_(const cv::Range& rang
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if (range.empty())
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return;
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+#ifndef OPENCV_DISABLE_THREAD_SUPPORT
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static std::atomic<bool> flagNestedParallelFor(false);
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bool isNotNestedRegion = !flagNestedParallelFor.load();
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if (isNotNestedRegion)
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@@ -531,6 +532,7 @@ void parallel_for_(const cv::Range& rang
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}
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}
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else // nested parallel_for_() calls are not parallelized
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+#endif
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{
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CV_UNUSED(nstripes);
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body(range);
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