Compute Library
 20.11
AccessWindowAutoPadding.h
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1 /*
2  * Copyright (c) 2017-2020 Arm Limited.
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4  * SPDX-License-Identifier: MIT
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24 #ifndef ARM_COMPUTE_ACCESS_WINDOW_AUTO_PADDING_H
25 #define ARM_COMPUTE_ACCESS_WINDOW_AUTO_PADDING_H
26 
30 #include "arm_compute/core/Types.h"
31 
32 namespace arm_compute
33 {
34 class Window;
35 class ITensorInfo;
36 
37 /** Dummy access window.
38  *
39  * This implementation always uses the auto padding of the tensor info and
40  * never updates the window. The valid region is always set to cover the entire
41  * tensor.
42  *
43  * @note This access window is only used during the migration to the new
44  * padding system. It will be removed once all kernels have been ported.
45  *
46  * */
48 {
49 public:
50  /** Default constructor.
51  *
52  * @param[in,out] info Tensor info of the accessed kernel.
53  */
55  /** Prevent instances of this class from being copied (As this class contains pointers) */
57  /** Prevent instances of this class from being copied (As this class contains pointers) */
59  /** Allow instances of this class to be move constructed */
61  /** Allow instances of this class to be moved */
63  /** Default destructor */
64  ~AccessWindowAutoPadding() = default;
65 
66  /** Set the valid region to match the entire tensor. */
67  void set_valid_region();
68 
69  /** Return a valid region that spans across the entire tensor.
70  *
71  * @return a valid region.
72  *
73  */
75 
76  // Inherited methods overridden:
77  bool update_window_if_needed(Window &window) const override;
78  bool update_padding_if_needed(const Window &window) override;
79  ValidRegion compute_valid_region(const Window &window, ValidRegion input_valid_region, bool border_undefined, BorderSize border_size) const override;
80 
81 private:
82  ITensorInfo *_info;
83 };
84 } // namespace arm_compute
85 #endif /*ARM_COMPUTE_ACCESS_WINDOW_AUTO_PADDING_H*/
Container for 2D border size.
Definition: Types.h:273
ValidRegion compute_valid_region() const
Return a valid region that spans across the entire tensor.
Store the tensor's metadata.
Definition: ITensorInfo.h:40
AccessWindowAutoPadding(ITensorInfo *info)
Default constructor.
Copyright (c) 2017-2020 Arm Limited.
bool update_padding_if_needed(const Window &window) override
Increase the padding to be large enough for the window.
bool update_window_if_needed(Window &window) const override
Shrink the window if padding is not large enough.
Interface describing methods to update access window and padding based on kernel parameters.
Definition: IAccessWindow.h:71
AccessWindowAutoPadding & operator=(const AccessWindowAutoPadding &)=delete
Prevent instances of this class from being copied (As this class contains pointers)
ScaleKernelInfo info(interpolation_policy, default_border_mode, PixelValue(), sampling_policy, false)
Container for valid region of a window.
Definition: Types.h:188
void set_valid_region()
Set the valid region to match the entire tensor.
Describe a multidimensional execution window.
Definition: Window.h:39
~AccessWindowAutoPadding()=default
Default destructor.