KleidiCV Coverage Report

Directory:	./
File:	kleidicv/include/kleidicv/workspace/border_5x5.h
Date:	2025-11-25 17:23:32

	Exec	Total	Coverage
Lines:	50	50	100.0%
Functions:	252	252	100.0%
Branches:	196	210	93.3%

  
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      // SPDX-FileCopyrightText: 2023 - 2025 Arm Limited and/or its affiliates <open-source-office@arm.com>
    
      //
    
      // SPDX-License-Identifier: Apache-2.0
    
      #ifndef KLEIDICV_WORKSPACE_BORDER_5X5_H
    
      #define KLEIDICV_WORKSPACE_BORDER_5X5_H
    
      #include "border_types.h"
    
      #include "kleidicv/kleidicv.h"
    
      namespace KLEIDICV_TARGET_NAMESPACE {
    
      // Border offsets for fixed-size filters.
    
      template <typename T, const size_t S>
    
      class FixedBorderInfo;
    
      // Border offsets for 5x5 filters.
    
      template <typename T>
    
      class FixedBorderInfo<T, 5UL> final {
    
       public:
    
        // Simple object holding read-only constant offsets.
    
        class Offsets final {
    
         public:
    
          // NOLINTBEGIN(hicpp-member-init)
    
          Offsets() = default;
    
          // NOLINTEND(hicpp-member-init)
    
      173688
          Offsets(ptrdiff_t o0, ptrdiff_t o1, ptrdiff_t o2, ptrdiff_t o3,
    
                  ptrdiff_t o4)
    
      173688
              : offsets_{o0, o1, o2, o3, o4} {}
    
      1626264
          ptrdiff_t c0() const { return offsets_[0]; }
    
      1626264
          ptrdiff_t c1() const { return offsets_[1]; }
    
      1626264
          ptrdiff_t c2() const { return offsets_[2]; }
    
      1626264
          ptrdiff_t c3() const { return offsets_[3]; }
    
      1626264
          ptrdiff_t c4() const { return offsets_[4]; }
    
         private:
    
          ptrdiff_t offsets_[5];
    
        };
    
      6472
        FixedBorderInfo(size_t height, FixedBorderType border_type)
    
      6472
            : height_(height), border_type_(border_type) {}
    
        // Returns offsets without the influence of any border.
    
      47064
        Offsets offsets_without_border() const KLEIDICV_STREAMING {
    
      47064
          return get(-2, -1, 0, 1, 2);
    
        }
    
        // Returns offsets for columns affected by left border.
    
      63312
        Offsets offsets_with_left_border(size_t column_index) const
    
            KLEIDICV_STREAMING {
    
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      63312
          switch (border_type_) {
    
            case FixedBorderType::REPLICATE:
    
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      43336
              if (column_index == 0) {
    
      22328
                return get(0, 0, 0, 1, 2);
    
              } else {
    
      21008
                return get(-1, -1, 0, 1, 2);
    
              }
    
              break;
    
            case FixedBorderType::REFLECT:
    
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      6632
              if (column_index == 0) {
    
      3428
                return get(1, 0, 0, 1, 2);
    
              } else {
    
      3204
                return get(-1, -1, 0, 1, 2);
    
              }
    
              break;
    
            case FixedBorderType::WRAP:
    
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      6632
              if (column_index == 0) {
    
      3428
                return get(height_ - 2, height_ - 1, 0, 1, 2);
    
              } else {
    
      3204
                return get(height_ - 2, -1, 0, 1, 2);
    
              }
    
              break;
    
            case FixedBorderType::REVERSE:
    
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      6712
              if (column_index == 0) {
    
      3468
                return get(2, 1, 0, 1, 2);
    
              } else {
    
      3244
                return get(0, -1, 0, 1, 2);
    
              }
    
              break;
    
          }
    
          // Unreachable. Compiler should emit a warning-as-error if any cases are
    
          // uncovered above.
    
      −
          return Offsets{};  // GCOVR_EXCL_LINE
    
      63312
        }
    
        // Returns offsets for columns affected by right border.
    
      63312
        Offsets offsets_with_right_border(size_t column_index) const
    
            KLEIDICV_STREAMING {
    
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      63312
          switch (border_type_) {
    
            case FixedBorderType::REPLICATE:
    
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      43336
              if (column_index == (height_ - 2)) {
    
      22264
                return get(-2, -1, 0, 1, 1);
    
              } else {
    
      21072
                return get(-2, -1, 0, 0, 0);
    
              }
    
              break;
    
            case FixedBorderType::REFLECT:
    
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      6632
              if (column_index == (height_ - 2)) {
    
      3388
                return get(-2, -1, 0, 1, 1);
    
              } else {
    
      3244
                return get(-2, -1, 0, 0, -1);
    
              }
    
              break;
    
            case FixedBorderType::WRAP:
    
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      6632
              if (column_index == (height_ - 2)) {
    
      3388
                return get(-2, -1, 0, 1, 2 - height_);
    
              } else {
    
      3244
                return get(-2, -1, 0, 1 - height_, 2 - height_);
    
              }
    
              break;
    
            case FixedBorderType::REVERSE:
    
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      6712
              if (column_index == (height_ - 2)) {
    
      3428
                return get(-2, -1, 0, 1, 0);
    
              } else {
    
      3284
                return get(-2, -1, 0, -1, -2);
    
              }
    
              break;
    
          }
    
          // Unreachable. Compiler should emit a warning-as-error if any cases are
    
          // uncovered above.
    
      −
          return Offsets{};  // GCOVR_EXCL_LINE
    
      63312
        }
    
        // Returns offsets for rows or columns affected by any border.
    
      29560
        Offsets offsets_with_border(size_t row_or_column_index) const
    
            KLEIDICV_STREAMING {
    
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      29560
          if (row_or_column_index <= 1U) {
    
            // Rows and columns have the same offsets.
    
      6028
            return offsets_with_left_border(row_or_column_index);
    
          }
    
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      23532
          if (row_or_column_index >= (height_ - 2U)) {
    
            // Rows and columns have the same offsets.
    
      6028
            return offsets_with_right_border(row_or_column_index);
    
          }
    
      17504
          return offsets_without_border();
    
      29560
        }
    
       private:
    
        // Takes care of static signed to unsigned casts.
    
      173688
        Offsets get(ptrdiff_t o0, ptrdiff_t o1, ptrdiff_t o2, ptrdiff_t o3,
    
                    ptrdiff_t o4) const KLEIDICV_STREAMING {
    
      173688
          return Offsets{o0, o1, o2, o3, o4};
    
        }
    
        size_t height_;
    
        FixedBorderType border_type_;
    
      };  // end of class FixedBorderInfo<T, 5UL>
    
      // Shorthand for 5x5 filter border type.
    
      template <typename T>
    
      using FixedBorderInfo5x5 = FixedBorderInfo<T, 5UL>;
    
      }  // namespace KLEIDICV_TARGET_NAMESPACE
    
      #endif  // KLEIDICV_WORKSPACE_BORDER_5X5_H

Line	Branch	Exec	Source
1			// SPDX-FileCopyrightText: 2023 - 2025 Arm Limited and/or its affiliates <open-source-office@arm.com>
2			//
3			// SPDX-License-Identifier: Apache-2.0
4
5			#ifndef KLEIDICV_WORKSPACE_BORDER_5X5_H
6			#define KLEIDICV_WORKSPACE_BORDER_5X5_H
7
8			#include "border_types.h"
9			#include "kleidicv/kleidicv.h"
10
11			namespace KLEIDICV_TARGET_NAMESPACE {
12
13			// Border offsets for fixed-size filters.
14			template <typename T, const size_t S>
15			class FixedBorderInfo;
16
17			// Border offsets for 5x5 filters.
18			template <typename T>
19			class FixedBorderInfo<T, 5UL> final {
20			public:
21			// Simple object holding read-only constant offsets.
22			class Offsets final {
23			public:
24			// NOLINTBEGIN(hicpp-member-init)
25			Offsets() = default;
26			// NOLINTEND(hicpp-member-init)
27
28		173688	Offsets(ptrdiff_t o0, ptrdiff_t o1, ptrdiff_t o2, ptrdiff_t o3,
29			ptrdiff_t o4)
30		173688	: offsets_{o0, o1, o2, o3, o4} {}
31
32		1626264	ptrdiff_t c0() const { return offsets_[0]; }
33		1626264	ptrdiff_t c1() const { return offsets_[1]; }
34		1626264	ptrdiff_t c2() const { return offsets_[2]; }
35		1626264	ptrdiff_t c3() const { return offsets_[3]; }
36		1626264	ptrdiff_t c4() const { return offsets_[4]; }
37
38			private:
39			ptrdiff_t offsets_[5];
40			};
41
42		6472	FixedBorderInfo(size_t height, FixedBorderType border_type)
43		6472	: height_(height), border_type_(border_type) {}
44
45			// Returns offsets without the influence of any border.
46		47064	Offsets offsets_without_border() const KLEIDICV_STREAMING {
47		47064	return get(-2, -1, 0, 1, 2);
48			}
49
50			// Returns offsets for columns affected by left border.
51		63312	Offsets offsets_with_left_border(size_t column_index) const
52			KLEIDICV_STREAMING {
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54			case FixedBorderType::REPLICATE:
55	14/14 ✓ Branch 0 taken 5168 times. ✓ Branch 1 taken 6488 times. ✓ Branch 2 taken 4956 times. ✓ Branch 3 taken 4956 times. ✓ Branch 4 taken 4932 times. ✓ Branch 5 taken 4932 times. ✓ Branch 6 taken 2536 times. ✓ Branch 7 taken 2536 times. ✓ Branch 8 taken 440 times. ✓ Branch 9 taken 440 times. ✓ Branch 10 taken 440 times. ✓ Branch 11 taken 440 times. ✓ Branch 12 taken 2536 times. ✓ Branch 13 taken 2536 times.	43336	if (column_index == 0) {
56		22328	return get(0, 0, 0, 1, 2);
57			} else {
58		21008	return get(-1, -1, 0, 1, 2);
59			}
60			break;
61
62			case FixedBorderType::REFLECT:
63	14/14 ✓ Branch 0 taken 764 times. ✓ Branch 1 taken 988 times. ✓ Branch 2 taken 516 times. ✓ Branch 3 taken 516 times. ✓ Branch 4 taken 516 times. ✓ Branch 5 taken 516 times. ✓ Branch 6 taken 352 times. ✓ Branch 7 taken 352 times. ✓ Branch 8 taken 352 times. ✓ Branch 9 taken 352 times. ✓ Branch 10 taken 352 times. ✓ Branch 11 taken 352 times. ✓ Branch 12 taken 352 times. ✓ Branch 13 taken 352 times.	6632	if (column_index == 0) {
64		3428	return get(1, 0, 0, 1, 2);
65			} else {
66		3204	return get(-1, -1, 0, 1, 2);
67			}
68			break;
69
70			case FixedBorderType::WRAP:
71	14/14 ✓ Branch 0 taken 764 times. ✓ Branch 1 taken 988 times. ✓ Branch 2 taken 516 times. ✓ Branch 3 taken 516 times. ✓ Branch 4 taken 516 times. ✓ Branch 5 taken 516 times. ✓ Branch 6 taken 352 times. ✓ Branch 7 taken 352 times. ✓ Branch 8 taken 352 times. ✓ Branch 9 taken 352 times. ✓ Branch 10 taken 352 times. ✓ Branch 11 taken 352 times. ✓ Branch 12 taken 352 times. ✓ Branch 13 taken 352 times.	6632	if (column_index == 0) {
72		3428	return get(height_ - 2, height_ - 1, 0, 1, 2);
73			} else {
74		3204	return get(height_ - 2, -1, 0, 1, 2);
75			}
76			break;
77
78			case FixedBorderType::REVERSE:
79	14/14 ✓ Branch 0 taken 804 times. ✓ Branch 1 taken 1028 times. ✓ Branch 2 taken 516 times. ✓ Branch 3 taken 516 times. ✓ Branch 4 taken 516 times. ✓ Branch 5 taken 516 times. ✓ Branch 6 taken 352 times. ✓ Branch 7 taken 352 times. ✓ Branch 8 taken 352 times. ✓ Branch 9 taken 352 times. ✓ Branch 10 taken 352 times. ✓ Branch 11 taken 352 times. ✓ Branch 12 taken 352 times. ✓ Branch 13 taken 352 times.	6712	if (column_index == 0) {
80		3468	return get(2, 1, 0, 1, 2);
81			} else {
82		3244	return get(0, -1, 0, 1, 2);
83			}
84			break;
85			}
86			// Unreachable. Compiler should emit a warning-as-error if any cases are
87			// uncovered above.
88		−	return Offsets{}; // GCOVR_EXCL_LINE
89		63312	}
90
91			// Returns offsets for columns affected by right border.
92		63312	Offsets offsets_with_right_border(size_t column_index) const
93			KLEIDICV_STREAMING {
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95			case FixedBorderType::REPLICATE:
96	14/14 ✓ Branch 0 taken 6424 times. ✓ Branch 1 taken 5232 times. ✓ Branch 2 taken 4956 times. ✓ Branch 3 taken 4956 times. ✓ Branch 4 taken 4932 times. ✓ Branch 5 taken 4932 times. ✓ Branch 6 taken 2536 times. ✓ Branch 7 taken 2536 times. ✓ Branch 8 taken 440 times. ✓ Branch 9 taken 440 times. ✓ Branch 10 taken 440 times. ✓ Branch 11 taken 440 times. ✓ Branch 12 taken 2536 times. ✓ Branch 13 taken 2536 times.	43336	if (column_index == (height_ - 2)) {
97		22264	return get(-2, -1, 0, 1, 1);
98			} else {
99		21072	return get(-2, -1, 0, 0, 0);
100			}
101			break;
102
103			case FixedBorderType::REFLECT:
104	14/14 ✓ Branch 0 taken 948 times. ✓ Branch 1 taken 804 times. ✓ Branch 2 taken 516 times. ✓ Branch 3 taken 516 times. ✓ Branch 4 taken 516 times. ✓ Branch 5 taken 516 times. ✓ Branch 6 taken 352 times. ✓ Branch 7 taken 352 times. ✓ Branch 8 taken 352 times. ✓ Branch 9 taken 352 times. ✓ Branch 10 taken 352 times. ✓ Branch 11 taken 352 times. ✓ Branch 12 taken 352 times. ✓ Branch 13 taken 352 times.	6632	if (column_index == (height_ - 2)) {
105		3388	return get(-2, -1, 0, 1, 1);
106			} else {
107		3244	return get(-2, -1, 0, 0, -1);
108			}
109			break;
110
111			case FixedBorderType::WRAP:
112	14/14 ✓ Branch 0 taken 948 times. ✓ Branch 1 taken 804 times. ✓ Branch 2 taken 516 times. ✓ Branch 3 taken 516 times. ✓ Branch 4 taken 516 times. ✓ Branch 5 taken 516 times. ✓ Branch 6 taken 352 times. ✓ Branch 7 taken 352 times. ✓ Branch 8 taken 352 times. ✓ Branch 9 taken 352 times. ✓ Branch 10 taken 352 times. ✓ Branch 11 taken 352 times. ✓ Branch 12 taken 352 times. ✓ Branch 13 taken 352 times.	6632	if (column_index == (height_ - 2)) {
113		3388	return get(-2, -1, 0, 1, 2 - height_);
114			} else {
115		3244	return get(-2, -1, 0, 1 - height_, 2 - height_);
116			}
117			break;
118
119			case FixedBorderType::REVERSE:
120	14/14 ✓ Branch 0 taken 988 times. ✓ Branch 1 taken 844 times. ✓ Branch 2 taken 516 times. ✓ Branch 3 taken 516 times. ✓ Branch 4 taken 516 times. ✓ Branch 5 taken 516 times. ✓ Branch 6 taken 352 times. ✓ Branch 7 taken 352 times. ✓ Branch 8 taken 352 times. ✓ Branch 9 taken 352 times. ✓ Branch 10 taken 352 times. ✓ Branch 11 taken 352 times. ✓ Branch 12 taken 352 times. ✓ Branch 13 taken 352 times.	6712	if (column_index == (height_ - 2)) {
121		3428	return get(-2, -1, 0, 1, 0);
122			} else {
123		3284	return get(-2, -1, 0, -1, -2);
124			}
125			break;
126			}
127			// Unreachable. Compiler should emit a warning-as-error if any cases are
128			// uncovered above.
129		−	return Offsets{}; // GCOVR_EXCL_LINE
130		63312	}
131
132			// Returns offsets for rows or columns affected by any border.
133		29560	Offsets offsets_with_border(size_t row_or_column_index) const
134			KLEIDICV_STREAMING {
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136			// Rows and columns have the same offsets.
137		6028	return offsets_with_left_border(row_or_column_index);
138			}
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140			// Rows and columns have the same offsets.
141		6028	return offsets_with_right_border(row_or_column_index);
142			}
143		17504	return offsets_without_border();
144		29560	}
145
146			private:
147			// Takes care of static signed to unsigned casts.
148		173688	Offsets get(ptrdiff_t o0, ptrdiff_t o1, ptrdiff_t o2, ptrdiff_t o3,
149			ptrdiff_t o4) const KLEIDICV_STREAMING {
150		173688	return Offsets{o0, o1, o2, o3, o4};
151			}
152
153			size_t height_;
154			FixedBorderType border_type_;
155			}; // end of class FixedBorderInfo<T, 5UL>
156
157			// Shorthand for 5x5 filter border type.
158			template <typename T>
159			using FixedBorderInfo5x5 = FixedBorderInfo<T, 5UL>;
160
161			} // namespace KLEIDICV_TARGET_NAMESPACE
162
163			#endif // KLEIDICV_WORKSPACE_BORDER_5X5_H
164