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imgproc: re-enable RVV integral for safe cases

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This commit is contained in:
Kevin Lin
2026-05-28 01:08:04 +08:00
parent 3bb68212da
commit 850166c720
2 changed files with 7 additions and 4 deletions
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hal/riscv-rvv/include/imgproc.hpp
+2 -4
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@@ -236,10 +236,8 @@ int integral(int depth, int sdepth, int sqdepth,
uchar* tilted_data, [[maybe_unused]] size_t tilted_step,
int width, int height, int cn);
// Diasbled due to accuracy issue.
// Details see https://github.com/opencv/opencv/issues/27407.
//#undef cv_hal_integral
//#define cv_hal_integral cv::rvv_hal::imgproc::integral
#undef cv_hal_integral
#define cv_hal_integral cv::rvv_hal::imgproc::integral
/* ############ laplacian ############ */
int laplacian(const uint8_t* src_data, size_t src_step,
hal/riscv-rvv/src/imgproc/integral.cpp
+5
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@@ -129,6 +129,11 @@ int integral(int depth, int sdepth, int sqdepth,
return CV_HAL_ERROR_NOT_IMPLEMENTED;
}
// CV_32F sqsum kept on generic path due to accumulation-order sensitivity, see #27407
if (sqsum_data && (sdepth == CV_32F || sqdepth == CV_32F)) {
return CV_HAL_ERROR_NOT_IMPLEMENTED;
}
// Skip images that are too small
if (!(width >> 8 || height >> 8)) {
return CV_HAL_ERROR_NOT_IMPLEMENTED;