| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include "romanova_v_linear_histogram_stretch/omp/include/ops_omp.hpp" | ||
| 2 | |||
| 3 | #include <algorithm> | ||
| 4 | #include <cstddef> | ||
| 5 | #include <cstdint> | ||
| 6 | #include <vector> | ||
| 7 | |||
| 8 | #include "romanova_v_linear_histogram_stretch/common/include/common.hpp" | ||
| 9 | |||
| 10 | namespace romanova_v_linear_histogram_stretch_threads { | ||
| 11 | |||
| 12 |
1/2✓ Branch 1 taken 24 times.
✗ Branch 2 not taken.
|
24 | RomanovaVLinHistogramStretchOMP::RomanovaVLinHistogramStretchOMP(const InType &in) { |
| 13 | SetTypeOfTask(GetStaticTypeOfTask()); | ||
| 14 |
1/2✓ Branch 1 taken 24 times.
✗ Branch 2 not taken.
|
24 | GetInput() = in; |
| 15 | GetOutput().clear(); | ||
| 16 | 24 | } | |
| 17 | |||
| 18 | 24 | bool RomanovaVLinHistogramStretchOMP::ValidationImpl() { | |
| 19 | 24 | return !GetInput().empty(); | |
| 20 | } | ||
| 21 | |||
| 22 | 24 | bool RomanovaVLinHistogramStretchOMP::PreProcessingImpl() { | |
| 23 | 24 | GetOutput().resize(GetInput().size()); | |
| 24 | 24 | return !GetOutput().empty(); | |
| 25 | } | ||
| 26 | |||
| 27 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 16 times.
|
24 | bool RomanovaVLinHistogramStretchOMP::RunImpl() { |
| 28 | const InType &in = GetInput(); | ||
| 29 | OutType &out = GetOutput(); | ||
| 30 | size_t size = in.size(); | ||
| 31 | |||
| 32 | 24 | uint8_t min_v = 255; | |
| 33 | uint8_t max_v = 0; | ||
| 34 | |||
| 35 | 24 | #pragma omp parallel for default(none) shared(in, size) reduction(min : min_v) reduction(max : max_v) | |
| 36 | for (size_t i = 0; i < size; i++) { | ||
| 37 | min_v = std::min(min_v, in[i]); | ||
| 38 | max_v = std::max(max_v, in[i]); | ||
| 39 | } | ||
| 40 | |||
| 41 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 16 times.
|
24 | if (min_v == max_v) { |
| 42 | 8 | #pragma omp parallel for default(none) shared(out, in, size) | |
| 43 | for (size_t i = 0; i < size; i++) { | ||
| 44 | out[i] = in[i]; | ||
| 45 | } | ||
| 46 | 8 | return true; | |
| 47 | } | ||
| 48 | |||
| 49 | 16 | const uint8_t diff = max_v - min_v; | |
| 50 | 16 | const double ratio = 255.0 / diff; | |
| 51 | |||
| 52 | 16 | #pragma omp parallel for default(none) shared(in, out, min_v, ratio, size) | |
| 53 | for (size_t i = 0; i < size; i++) { | ||
| 54 | uint8_t pix = in[i]; | ||
| 55 | out[i] = (std::clamp(static_cast<int>((pix - min_v) * ratio), 0, 255)); | ||
| 56 | } | ||
| 57 | |||
| 58 | 16 | return true; | |
| 59 | } | ||
| 60 | |||
| 61 | 24 | bool RomanovaVLinHistogramStretchOMP::PostProcessingImpl() { | |
| 62 | 24 | return true; | |
| 63 | } | ||
| 64 | |||
| 65 | } // namespace romanova_v_linear_histogram_stretch_threads | ||
| 66 |