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use CPU path instead of OpenCL for image processing to avoid problems with myriads of different box filter OpenCL kernels

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This commit is contained in:
Vadim Pisarevsky
2026-06-02 00:47:36 +03:00
parent 89e0ca8749
commit e20acee958
1 changed files with 3 additions and 3 deletions
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modules/objdetect/src/chessboard.cpp
+3 -3
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@@ -704,7 +704,7 @@ void FastX::detectImpl(const cv::Mat& _gray_image,
CV_CheckTypeEQ(_gray_image.type(), CV_8UC1, "Unsupported image type");
// up-sample if needed
cv::UMat gray_image;
cv::Mat gray_image;
const int super_res = int(parameters.super_resolution);
if(super_res)
cv::resize(_gray_image,gray_image,cv::Size(),2,2);
@@ -728,9 +728,9 @@ void FastX::detectImpl(const cv::Mat& _gray_image,
int scale_id = scale-parameters.min_scale;
int scale_size = int(std::pow(2,scale+1+super_res));
int scale_size2 = int((scale_size/7)*2+1);
std::vector<cv::UMat> images;
std::vector<cv::Mat> images;
images.resize(2*num);
cv::UMat rotated,filtered_h,filtered_v;
cv::Mat rotated,filtered_h,filtered_v;
cv::boxFilter(gray_image,images[0],-1,cv::Size(scale_size,scale_size2));
cv::boxFilter(gray_image,images[num],-1,cv::Size(scale_size2,scale_size));
for(int i=1;i<num;++i)