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24 #ifndef __ARM_COMPUTE_NEFASTCORNERS_H__
25 #define __ARM_COMPUTE_NEFASTCORNERS_H__
27 #include "arm_compute/core/NEON/kernels/NEFastCornersKernel.h"
28 #include "arm_compute/core/NEON/kernels/NEFillArrayKernel.h"
29 #include "arm_compute/core/NEON/kernels/NEFillBorderKernel.h"
30 #include "arm_compute/core/NEON/kernels/NENonMaximaSuppression3x3Kernel.h"
31 #include "arm_compute/core/Types.h"
32 #include "arm_compute/runtime/Array.h"
33 #include "arm_compute/runtime/IFunction.h"
34 #include "arm_compute/runtime/IMemoryManager.h"
35 #include "arm_compute/runtime/MemoryGroup.h"
36 #include "arm_compute/runtime/Tensor.h"
44 using IImage = ITensor;
46 /** Basic function to execute fast corners. This function call the following NEON kernels:
48 * -# @ref NEFastCornersKernel
49 * -# @ref NENonMaximaSuppression3x3Kernel (executed if nonmax_suppression == true)
50 * -# @ref NEFillArrayKernel
53 class NEFastCorners : public IFunction
57 NEFastCorners(std::shared_ptr<IMemoryManager> memory_manager = nullptr);
58 /** Initialize the function's source, destination, conv and border_mode.
60 * @param[in, out] input Source image. Data type supported: U8. (Written to only for @p border_mode != UNDEFINED)
61 * @param[in] threshold Threshold on difference between intensity of the central pixel and pixels on Bresenham's circle of radius 3.
62 * @param[in] nonmax_suppression If true, non-maximum suppression is applied to detected corners before being placed in the array.
63 * @param[out] corners Array of keypoints to store the results.
64 * @param[in] border_mode Strategy to use for borders.
65 * @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT.
67 void configure(IImage *input, float threshold, bool nonmax_suppression, KeyPointArray *corners,
68 BorderMode border_mode, uint8_t constant_border_value = 0);
70 // Inherited methods overridden:
74 MemoryGroup _memory_group;
75 NEFastCornersKernel _fast_corners_kernel;
76 NEFillBorderKernel _border_handler;
77 NENonMaximaSuppression3x3Kernel _nonmax_kernel;
78 NEFillArrayKernel _fill_kernel;
84 #endif /*__ARM_COMPUTE_NEFASTCORNERS_H__ */