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fixed gpu::pyrUp implementation

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This commit is contained in:
Vladislav Vinogradov 2011-08-29 11:32:18 +00:00
parent 5f9e47a9cd
commit 50d012b56b
1 changed files with 21 additions and 21 deletions
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42
modules/gpu/src/cuda/imgproc.cu
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@ -1127,11 +1127,11 @@ namespace cv { namespace gpu { namespace imgproc
sum = VecTraits<value_type>::all(0);
sum = sum + 0.0625f * smem1[1 + threadIdx.y / 2][1 + ((tidx - 2) >> 1)];
sum = sum + 0.25f * smem1[1 + threadIdx.y / 2][1 + ((tidx - 1) >> 1)];
sum = sum + 0.375f * smem1[1 + threadIdx.y / 2][1 + ((tidx ) >> 1)];
sum = sum + 0.25f * smem1[1 + threadIdx.y / 2][1 + ((tidx + 1) >> 1)];
sum = sum + 0.0625f * smem1[1 + threadIdx.y / 2][1 + ((tidx + 2) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.0625f * smem1[1 + threadIdx.y / 2][1 + ((tidx - 2) >> 1)];
sum = sum + (tidx % 2 != 0) * 0.25f * smem1[1 + threadIdx.y / 2][1 + ((tidx - 1) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.375f * smem1[1 + threadIdx.y / 2][1 + ((tidx ) >> 1)];
sum = sum + (tidx % 2 != 0) * 0.25f * smem1[1 + threadIdx.y / 2][1 + ((tidx + 1) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.0625f * smem1[1 + threadIdx.y / 2][1 + ((tidx + 2) >> 1)];
smem2[2 + threadIdx.y][tidx] = sum;
@ -1139,11 +1139,11 @@ namespace cv { namespace gpu { namespace imgproc
{
sum = VecTraits<value_type>::all(0);
sum = sum + 0.0625f * smem1[0][1 + ((tidx - 2) >> 1)];
sum = sum + 0.25f * smem1[0][1 + ((tidx - 1) >> 1)];
sum = sum + 0.375f * smem1[0][1 + ((tidx ) >> 1)];
sum = sum + 0.25f * smem1[0][1 + ((tidx + 1) >> 1)];
sum = sum + 0.0625f * smem1[0][1 + ((tidx + 2) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.0625f * smem1[0][1 + ((tidx - 2) >> 1)];
sum = sum + (tidx % 2 != 0) * 0.25f * smem1[0][1 + ((tidx - 1) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.375f * smem1[0][1 + ((tidx ) >> 1)];
sum = sum + (tidx % 2 != 0) * 0.25f * smem1[0][1 + ((tidx + 1) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.0625f * smem1[0][1 + ((tidx + 2) >> 1)];
smem2[threadIdx.y][tidx] = sum;
}
@ -1152,11 +1152,11 @@ namespace cv { namespace gpu { namespace imgproc
{
sum = VecTraits<value_type>::all(0);
sum = sum + 0.0625f * smem1[9][1 + ((tidx - 2) >> 1)];
sum = sum + 0.25f * smem1[9][1 + ((tidx - 1) >> 1)];
sum = sum + 0.375f * smem1[9][1 + ((tidx ) >> 1)];
sum = sum + 0.25f * smem1[9][1 + ((tidx + 1) >> 1)];
sum = sum + 0.0625f * smem1[9][1 + ((tidx + 2) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.0625f * smem1[9][1 + ((tidx - 2) >> 1)];
sum = sum + (tidx % 2 != 0) * 0.25f * smem1[9][1 + ((tidx - 1) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.375f * smem1[9][1 + ((tidx ) >> 1)];
sum = sum + (tidx % 2 != 0) * 0.25f * smem1[9][1 + ((tidx + 1) >> 1)];
sum = sum + (tidx % 2 == 0) * 0.0625f * smem1[9][1 + ((tidx + 2) >> 1)];
smem2[4 + threadIdx.y][tidx] = sum;
}
@ -1165,14 +1165,14 @@ namespace cv { namespace gpu { namespace imgproc
sum = VecTraits<value_type>::all(0);
sum = sum + 0.0625f * smem2[2 + threadIdx.y - 2][tidx];
sum = sum + 0.25f * smem2[2 + threadIdx.y - 1][tidx];
sum = sum + 0.375f * smem2[2 + threadIdx.y ][tidx];
sum = sum + 0.25f * smem2[2 + threadIdx.y + 1][tidx];
sum = sum + 0.0625f * smem2[2 + threadIdx.y + 2][tidx];
sum = sum + (tidx % 2 == 0) * 0.0625f * smem2[2 + threadIdx.y - 2][tidx];
sum = sum + (tidx % 2 != 0) * 0.25f * smem2[2 + threadIdx.y - 1][tidx];
sum = sum + (tidx % 2 == 0) * 0.375f * smem2[2 + threadIdx.y ][tidx];
sum = sum + (tidx % 2 != 0) * 0.25f * smem2[2 + threadIdx.y + 1][tidx];
sum = sum + (tidx % 2 == 0) * 0.0625f * smem2[2 + threadIdx.y + 2][tidx];
if (x < dst.cols && y < dst.rows)
dst.ptr(y)[x] = saturate_cast<T>(sum);
dst.ptr(y)[x] = saturate_cast<T>(4.0f * sum);
}
template <typename T, int cn> void pyrUp_gpu(const DevMem2D& src, const DevMem2D& dst, cudaStream_t stream)