Compute Library
 21.02
NEGaussian5x5.h
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2  * Copyright (c) 2016-2021 Arm Limited.
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4  * SPDX-License-Identifier: MIT
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24 #ifndef ARM_COMPUTE_NEGAUSSIAN5x5_H
25 #define ARM_COMPUTE_NEGAUSSIAN5x5_H
26 
27 #include "arm_compute/core/Types.h"
32 
33 #include <cstdint>
34 #include <memory>
35 
36 namespace arm_compute
37 {
38 class ITensor;
39 class NEGaussian5x5HorKernel;
40 class NEGaussian5x5VertKernel;
41 class NEFillBorderKernel;
42 
43 /** Basic function to execute gaussian filter 5x5. This function calls the following Neon kernels:
44  *
45  * -# @ref NEFillBorderKernel (executed if border_mode == CONSTANT or border_mode == REPLICATE)
46  * -# @ref NEGaussian5x5HorKernel
47  * -# @ref NEGaussian5x5VertKernel
48  *
49  * @deprecated This function is deprecated and is intended to be removed in 21.05 release
50  *
51  */
52 class NEGaussian5x5 : public IFunction
53 {
54 public:
55  /** Default constructor
56  */
57  NEGaussian5x5(std::shared_ptr<IMemoryManager> memory_manager = nullptr);
58  /** Prevent instances of this class from being copied (As this class contains pointers) */
59  NEGaussian5x5(const NEGaussian5x5 &) = delete;
60  /** Prevent instances of this class from being copied (As this class contains pointers) */
61  NEGaussian5x5 &operator=(const NEGaussian5x5 &) = delete;
62  /** Allow instances of this class to be moved */
63  NEGaussian5x5(NEGaussian5x5 &&) = default;
64  /** Allow instances of this class to be moved */
65  NEGaussian5x5 &operator=(NEGaussian5x5 &&) = default;
66  /** Default destructor */
68  /** Initialise the function's input, output and border mode.
69  *
70  * @param[in, out] input Source tensor. Data type supported: U8. (Written to only for @p border_mode != UNDEFINED)
71  * @param[out] output Destination tensor, Data type supported: U8.
72  * @param[in] border_mode Strategy to use for borders.
73  * @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT.
74  */
75  void configure(ITensor *input, ITensor *output, BorderMode border_mode, uint8_t constant_border_value = 0);
76 
77  // Inherited methods overridden:
78  void run() override;
79 
80 protected:
81  MemoryGroup _memory_group; /**< Function memory group */
82  std::unique_ptr<NEGaussian5x5HorKernel> _kernel_hor; /**< kernel for horizontal pass */
83  std::unique_ptr<NEGaussian5x5VertKernel> _kernel_vert; /**< kernel for vertical pass */
84  Tensor _tmp; /**< temporary buffer for output of horizontal pass */
85  std::unique_ptr<NEFillBorderKernel> _border_handler; /**< kernel to handle tensor borders */
86 };
87 }
88 #endif /*ARM_COMPUTE_NEGAUSSIAN5x5_H */
BorderMode
Methods available to handle borders.
Definition: Types.h:265
Base class for all functions.
Definition: IFunction.h:30
NEGaussian5x5(std::shared_ptr< IMemoryManager > memory_manager=nullptr)
Default constructor.
Interface for Neon tensor.
Definition: ITensor.h:36
Copyright (c) 2017-2021 Arm Limited.
void run() override
Run the kernels contained in the function.
Basic function to execute gaussian filter 5x5.
Definition: NEGaussian5x5.h:52
Basic implementation of the tensor interface.
Definition: Tensor.h:37
NEGaussian5x5 & operator=(const NEGaussian5x5 &)=delete
Prevent instances of this class from being copied (As this class contains pointers) ...
~NEGaussian5x5()
Default destructor.
void configure(ITensor *input, ITensor *output, BorderMode border_mode, uint8_t constant_border_value=0)
Initialise the function&#39;s input, output and border mode.