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[moved from opencv] Merge pull request opencv/opencv#17180 from PetWorm:3.4

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* fix Scharr nomination
original commit: cdfa58dde0
This commit is contained in:
QIU Xiaochen
2020-04-29 17:55:59 +08:00
committed by GitHub
parent edada8c7da
commit 1b7a06c463
1 changed files with 3 additions and 3 deletions
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6
modules/cudaoptflow/src/cuda/pyrlk.cu
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@@ -415,7 +415,7 @@ namespace pyrlk
I_patch[i][j] = Tex_I<cn, T>::read(x, y);
// Sharr Deriv
// Scharr Deriv
work_type dIdx = 3.0f * Tex_I<cn,T>::read(x+1, y-1) + 10.0f * Tex_I<cn, T>::read(x+1, y) + 3.0f * Tex_I<cn,T>::read(x+1, y+1) -
(3.0f * Tex_I<cn,T>::read(x-1, y-1) + 10.0f * Tex_I<cn, T>::read(x-1, y) + 3.0f * Tex_I<cn,T>::read(x-1, y+1));
@@ -608,7 +608,7 @@ namespace pyrlk
I_patch[i][j] = ToFloat<T>(I(y, x));
// Sharr Deriv
// Scharr Deriv
work_type dIdx = 3.0f * I(y - 1, x + 1) + 10.0f * I(y, x + 1) + 3.0f * I(y + 1, x + 1) -
(3.0f * I(y - 1, x - 1) + 10.0f * I(y, x - 1) + 3.0f * I(y + 1 , x - 1));
@@ -927,7 +927,7 @@ namespace pyrlk
I_patch[i * patchWidth + j] = tex2D(tex_If, x, y);
// Sharr Deriv
// Scharr Deriv
dIdx_patch[i * patchWidth + j] = 3 * tex2D(tex_If, x+1, y-1) + 10 * tex2D(tex_If, x+1, y) + 3 * tex2D(tex_If, x+1, y+1) -
(3 * tex2D(tex_If, x-1, y-1) + 10 * tex2D(tex_If, x-1, y) + 3 * tex2D(tex_If, x-1, y+1));