517 …     __global__ void fnlm_split_kernel(const PtrStepSz<uchar3> lab, PtrStepb l, PtrStep<uchar2> ab)  in fnlm_split_kernel()  argument
522             if (x < lab.cols && y < lab.rows)  in fnlm_split_kernel()
524                 uchar3 p = lab(y, x);  in fnlm_split_kernel()
530 …void fnlm_split_channels(const PtrStepSz<uchar3>& lab, PtrStepb l, PtrStep<uchar2> ab, cudaStream_…  in fnlm_split_channels()  argument
533             dim3 g(divUp(lab.cols, b.x), divUp(lab.rows, b.y));  in fnlm_split_channels()
535             fnlm_split_kernel<<<g, b>>>(lab, l, ab);  in fnlm_split_channels()
541 …_global__ void fnlm_merge_kernel(const PtrStepb l, const PtrStep<uchar2> ab, PtrStepSz<uchar3> lab)  in fnlm_merge_kernel()  argument
546             if (x < lab.cols && y < lab.rows)  in fnlm_merge_kernel()
549                 lab(y, x) = make_uchar3(l(y, x), p.x, p.y);  in fnlm_merge_kernel()
553 …e_channels(const PtrStepb& l, const PtrStep<uchar2>& ab, PtrStepSz<uchar3> lab, cudaStream_t strea…  in fnlm_merge_channels()  argument
556             dim3 g(divUp(lab.cols, b.x), divUp(lab.rows, b.y));  in fnlm_merge_channels()
558             fnlm_merge_kernel<<<g, b>>>(l, ab, lab);  in fnlm_merge_channels()