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Merge pull request #15357 from ChipKerchner:fastCorner

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Alexander Alekhin 2019-08-29 08:26:31 +00:00
commit 8d0b3dad5c
1 changed files with 3 additions and 6 deletions
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9
modules/features2d/src/fast.cpp
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@ -159,15 +159,12 @@ void FAST_t(InputArray _img, std::vector<KeyPoint>& keypoints, int threshold, bo
}
max0 = K16 < v_max(max0, max1);
int m = -v_reduce_sum(v_reinterpret_as_s8(max0));
uchar mflag[16];
v_store(mflag, max0);
unsigned int m = v_signmask(v_reinterpret_as_s8(max0));
for( k = 0; m > 0 && k < 16; k++ )
for( k = 0; m > 0 && k < 16; k++, m >>= 1 )
{
if(mflag[k])
if( m & 1 )
{
--m;
cornerpos[ncorners++] = j+k;
if(nonmax_suppression)
{