| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include "shakirova_e_sobel_edge_detection/tbb/include/ops_tbb.hpp" | ||
| 2 | |||
| 3 | #include <oneapi/tbb/blocked_range.h> | ||
| 4 | #include <oneapi/tbb/parallel_for.h> | ||
| 5 | |||
| 6 | #include <algorithm> | ||
| 7 | #include <cmath> | ||
| 8 | #include <cstddef> | ||
| 9 | #include <vector> | ||
| 10 | |||
| 11 | #include "shakirova_e_sobel_edge_detection/common/include/common.hpp" | ||
| 12 | |||
| 13 | namespace shakirova_e_sobel_edge_detection { | ||
| 14 | |||
| 15 |
1/2✓ Branch 1 taken 24 times.
✗ Branch 2 not taken.
|
24 | ShakirovaESobelEdgeDetectionTBB::ShakirovaESobelEdgeDetectionTBB(const InType &in) { |
| 16 | SetTypeOfTask(GetStaticTypeOfTask()); | ||
| 17 | GetInput() = in; | ||
| 18 | GetOutput().clear(); | ||
| 19 | 24 | } | |
| 20 | |||
| 21 |
1/2✓ Branch 0 taken 24 times.
✗ Branch 1 not taken.
|
24 | bool ShakirovaESobelEdgeDetectionTBB::ValidationImpl() { |
| 22 | 24 | return GetInput().IsValid(); | |
| 23 | } | ||
| 24 | |||
| 25 | 24 | bool ShakirovaESobelEdgeDetectionTBB::PreProcessingImpl() { | |
| 26 | const auto &img = GetInput(); | ||
| 27 | 24 | GetOutput().assign(static_cast<size_t>(img.width) * static_cast<size_t>(img.height), 0); | |
| 28 | 24 | return true; | |
| 29 | } | ||
| 30 | |||
| 31 | 24 | bool ShakirovaESobelEdgeDetectionTBB::RunImpl() { | |
| 32 | const auto &img = GetInput(); | ||
| 33 | 24 | const int h = img.height; | |
| 34 | 24 | const int w = img.width; | |
| 35 | const int *inp = img.pixels.data(); | ||
| 36 | int *out = GetOutput().data(); | ||
| 37 | |||
| 38 | 1060 | tbb::parallel_for(tbb::blocked_range<int>(1, h - 1, 8), [inp, out, w](const tbb::blocked_range<int> &r) { | |
| 39 |
2/2✓ Branch 0 taken 6244 times.
✓ Branch 1 taken 1036 times.
|
7280 | for (int row = r.begin(); row < r.end(); ++row) { |
| 40 | 6244 | const int *prev = inp + static_cast<ptrdiff_t>((row - 1) * w); | |
| 41 | 6244 | const int *curr = inp + static_cast<ptrdiff_t>((row)*w); | |
| 42 | 6244 | const int *next = inp + static_cast<ptrdiff_t>((row + 1) * w); | |
| 43 | 6244 | int *out_row = out + static_cast<ptrdiff_t>((row)*w); | |
| 44 | |||
| 45 |
2/2✓ Branch 0 taken 3258356 times.
✓ Branch 1 taken 6244 times.
|
3264600 | for (int col = 1; col < w - 1; ++col) { |
| 46 | 3258356 | const int gx = | |
| 47 | 3258356 | -prev[col - 1] + prev[col + 1] - (2 * curr[col - 1]) + (2 * curr[col + 1]) - next[col - 1] + next[col + 1]; | |
| 48 | 3258356 | const int gy = | |
| 49 | 3258356 | -prev[col - 1] - (2 * prev[col]) - prev[col + 1] + next[col - 1] + (2 * next[col]) + next[col + 1]; | |
| 50 | |||
| 51 | 3258356 | const int agx = std::abs(gx); | |
| 52 | 3258356 | const int agy = std::abs(gy); | |
| 53 | 3258356 | const int magnitude = ((std::max(agx, agy) * 123) + (std::min(agx, agy) * 51)) >> 7; | |
| 54 | 3258356 | out_row[col] = magnitude > 255 ? 255 : magnitude; | |
| 55 | } | ||
| 56 | } | ||
| 57 | 1036 | }); | |
| 58 | |||
| 59 | 24 | return true; | |
| 60 | } | ||
| 61 | |||
| 62 | 24 | bool ShakirovaESobelEdgeDetectionTBB::PostProcessingImpl() { | |
| 63 | 24 | return true; | |
| 64 | } | ||
| 65 | |||
| 66 | } // namespace shakirova_e_sobel_edge_detection | ||
| 67 |