Compute Library
 21.05
StridedSliceLayerNode.h
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24 #ifndef ARM_COMPUTE_GRAPH_STRIDED_SLICE_LAYER_NODE_H
25 #define ARM_COMPUTE_GRAPH_STRIDED_SLICE_LAYER_NODE_H
26 
28 
29 #include <tuple>
30 
31 namespace arm_compute
32 {
33 namespace graph
34 {
35 /** Slice Layer node */
36 class StridedSliceLayerNode final : public INode
37 {
38 public:
39  /** Default Constructor
40  *
41  * @param[in] starts The starts of the dimensions of the input tensor to be sliced. The length must be of rank(input).
42  * @param[in] ends The ends of the dimensions of the input tensor to be sliced. The length must be of rank(input).
43  * @param[in] strides The strides of the dimensions of the input tensor to be sliced. The length must be of rank(input).
44  * @param[in] strided_slice_info Contains masks for the starts, ends and strides
45  */
47  const Coordinates &ends,
48  const BiStrides &strides,
50  /** Computes slice layer output descriptor
51  *
52  * @param[in] input_descriptor Descriptor of the input tensor
53  * @param[in] starts The starts of the dimensions of the input tensor to be sliced. The length must be of rank(input).
54  * @param[in] ends The ends of the dimensions of the input tensor to be sliced. The length must be of rank(input).
55  * @param[in] strides The strides of the dimensions of the input tensor to be sliced. The length must be of rank(input).
56  * @param[in] info Contains masks for the starts, ends and strides
57  *
58  * @return Output descriptor
59  */
60  static TensorDescriptor compute_output_descriptor(const TensorDescriptor &input_descriptor,
61  const Coordinates &starts,
62  const Coordinates &ends,
63  const BiStrides &strides,
65  /** Start coordinates accessor
66  *
67  * @return Start coordinates of the dimensions
68  */
69  Coordinates starts() const;
70  /** End coordinates accessor
71  *
72  * @return End coordinates of the dimensions
73  */
74  Coordinates ends() const;
75  /** Strides vector accessor
76  *
77  * @return End coordinates of the dimensions
78  */
79  BiStrides strides() const;
80 
82 
83  // Inherited overridden methods:
84  NodeType type() const override;
85  bool forward_descriptors() override;
86  TensorDescriptor configure_output(size_t idx) const override;
87  void accept(INodeVisitor &v) override;
88 
89 private:
90  Coordinates _starts;
91  Coordinates _ends;
92  BiStrides _strides;
94 };
95 } // namespace graph
96 } // namespace arm_compute
97 #endif /* ARM_COMPUTE_GRAPH_STRIDED_SLICE_LAYER_NODE_H */
static TensorDescriptor compute_output_descriptor(const TensorDescriptor &input_descriptor, const Coordinates &starts, const Coordinates &ends, const BiStrides &strides, StridedSliceLayerInfo info)
Computes slice layer output descriptor.
Copyright (c) 2017-2021 Arm Limited.
void accept(INodeVisitor &v) override
Accepts a node visitor.
TensorDescriptor configure_output(size_t idx) const override
Calculates output configuration.
StridedSliceLayerNode(const Coordinates &starts, const Coordinates &ends, const BiStrides &strides, StridedSliceLayerInfo strided_slice_info)
Default Constructor.
Node interface.
Definition: INode.h:45
bool forward_descriptors() override
Forwards descriptor information to outputs if possible.
Coordinates ends() const
End coordinates accessor.
Coordinates of an item.
Definition: Coordinates.h:37
NodeType
Supported nodes.
Definition: Types.h:148
BiStrides strides() const
Strides vector accessor.
ScaleKernelInfo info(interpolation_policy, default_border_mode, PixelValue(), sampling_policy, false)
StridedSliceLayerInfo strided_slice_info() const
NodeType type() const override
Returns node's type.
Node visitor interface.
Definition: INodeVisitor.h:34
Coordinates starts() const
Start coordinates accessor.