Compute Library
 21.02
DepthToSpaceLayerNode.cpp
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25 
26 #include "arm_compute/core/Utils.h"
30 
31 namespace arm_compute
32 {
33 namespace graph
34 {
36  : _block_shape(block_shape)
37 {
38  _input_edges.resize(1, EmptyEdgeID);
39  _outputs.resize(1, NullTensorID);
40 }
41 
43 {
44  return _block_shape;
45 }
46 
48 {
50 
51  TensorShape input_shape = input_descriptor.shape;
52  DataLayout data_layout = input_descriptor.layout;
53 
54  // Set descriptor shape
55  TensorDescriptor output_descriptor = input_descriptor;
56  output_descriptor.shape = misc::shape_calculator::compute_depth_to_space_shape(input_shape, data_layout, block_shape);
57 
58  return output_descriptor;
59 }
60 
62 {
63  if((input_id(0) != NullTensorID) && (output_id(0) != NullTensorID))
64  {
65  Tensor *dst = output(0);
66  ARM_COMPUTE_ERROR_ON(dst == nullptr);
67  dst->desc() = configure_output(0);
68  return true;
69  }
70  return false;
71 }
72 
74 {
75  ARM_COMPUTE_UNUSED(idx);
76  ARM_COMPUTE_ERROR_ON(idx >= _outputs.size());
77 
78  const Tensor *src = input(0);
79  ARM_COMPUTE_ERROR_ON(src == nullptr);
80 
81  TensorDescriptor output_desc = src->desc();
82 
83  return compute_output_descriptor(output_desc, _block_shape);
84 }
85 
87 {
89 }
90 
92 {
93  v.visit(*this);
94 }
95 } // namespace graph
96 } // namespace arm_compute
Shape of a tensor.
Definition: TensorShape.h:39
TensorShape compute_depth_to_space_shape(const TensorShape &input_shape, DataLayout data_layout, int block)
Calculate the depth to space output shape of a tensor.
static TensorDescriptor compute_output_descriptor(const TensorDescriptor &input_descriptor, int block_shape)
Computes depth to space output descriptor.
#define ARM_COMPUTE_ERROR_ON(cond)
If the condition is true then an error message is printed and an exception thrown.
Definition: Error.h:466
const DataLayout data_layout
Definition: Im2Col.cpp:151
SimpleTensor< float > src
Definition: DFT.cpp:155
Copyright (c) 2017-2021 Arm Limited.
TensorDescriptor & desc()
TensorInfo metadata accessor.
Definition: Tensor.cpp:40
TensorShape input_shape
Validate test suite is to test ARM_COMPUTE_RETURN_ON_* macros we use to check the validity of given a...
bool forward_descriptors() override
Forwards descriptor information to outputs if possible.
#define ARM_COMPUTE_UNUSED(...)
To avoid unused variables warnings.
Definition: Error.h:152
virtual void visit(INode &n)=0
Visit INode.
Tensor * output(size_t idx) const
Returns the tensor of a given output of the node.
Definition: INode.cpp:158
TensorID input_id(size_t idx) const
Returns the tensor ID of a given input of the node.
Definition: INode.cpp:137
NodeType
Supported nodes.
Definition: Types.h:142
void accept(INodeVisitor &v) override
Accepts a node visitor.
constexpr EdgeID EmptyEdgeID
Definition: Types.h:75
TensorDescriptor configure_output(size_t idx) const override
Calculates output configuration.
DepthToSpaceLayerNode(int block_shape)
Default Constructor.
TensorID output_id(size_t idx) const
Returns the tensor ID of a given output of the node.
Definition: INode.cpp:144
constexpr TensorID NullTensorID
Constant NodeID specifying an equivalent of null node.
Definition: Types.h:71
Node visitor interface.
Definition: INodeVisitor.h:34
Tensor * input(size_t idx) const
Returns the tensor of a given input of the node.
Definition: INode.cpp:150
int block_shape() const
Block shape policy accessor.
DataLayout
[DataLayout enum definition]
Definition: Types.h:120
NodeType type() const override
Returns node&#39;s type.
Tensor object.
Definition: Tensor.h:41