thresh_32f        679 modules/imgproc/src/thresh.cpp     if (tegra::useTegra() && tegra::thresh_32f(_src, _dst, roi.width, roi.height, thresh, maxval, type))
thresh_32f       1124 modules/imgproc/src/thresh.cpp             thresh_32f( srcStripe, dstStripe, (float)thresh, (float)maxval, thresholdType );