Compute Library
 21.02
NEConcatenateLayer.cpp
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25 
27 
30 
31 #include "arm_compute/core/Error.h"
34 #include "arm_compute/core/Types.h"
36 
37 namespace arm_compute
38 {
39 struct NEConcatenateLayer::Impl
40 {
41  std::vector<const ITensor *> srcs{};
42  ITensor *dst{ nullptr };
43  unsigned int num_inputs{ 0 };
44  unsigned int axis{ 0 };
45  std::unique_ptr<cpu::CpuConcatenate> op{ nullptr };
46 };
47 
49  : _impl(std::make_unique<Impl>())
50 {
51 }
55 
56 void NEConcatenateLayer::configure(std::vector<const ITensor *> inputs_vector, ITensor *output, size_t axis)
57 {
58  ARM_COMPUTE_ERROR_ON(output == nullptr);
59 
60  _impl->srcs = inputs_vector;
61  _impl->dst = output;
62  _impl->axis = axis;
63  _impl->num_inputs = inputs_vector.size();
64  _impl->op = std::make_unique<cpu::CpuConcatenate>();
65 
66  std::vector<const ITensorInfo *> inputs_vector_info;
67  for(unsigned int i = 0; i < inputs_vector.size(); ++i)
68  {
69  ARM_COMPUTE_ERROR_ON_NULLPTR(inputs_vector.at(i));
70  inputs_vector_info.emplace_back(inputs_vector.at(i)->info());
71  }
72  _impl->op->configure(inputs_vector_info, _impl->dst->info(), axis);
73 }
74 
75 Status NEConcatenateLayer::validate(const std::vector<const ITensorInfo *> &inputs_vector, const ITensorInfo *output, size_t axis)
76 {
77  return cpu::CpuConcatenate::validate(inputs_vector, output, axis);
78 }
79 
81 {
82  ITensorPack pack;
83  for(unsigned i = 0; i < _impl->num_inputs; ++i)
84  {
85  pack.add_tensor(TensorType::ACL_SRC_VEC + i, _impl->srcs.at(i));
86  }
87  pack.add_tensor(TensorType::ACL_DST, _impl->dst);
88 
89  _impl->op->run(pack);
90 }
91 } // namespace arm_compute
void run() override
Run the kernels contained in the function.
#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
Store the tensor&#39;s metadata.
Definition: ITensorInfo.h:40
Status class.
Definition: Error.h:52
Interface for Neon tensor.
Definition: ITensor.h:36
Copyright (c) 2017-2021 Arm Limited.
static Status validate(const std::vector< const ITensorInfo *> &srcs_vector, const ITensorInfo *dst, size_t axis)
Static function to check if given info will lead to a valid configuration of NEConcatenateLayer.
Basic function to execute concatenate tensors along a given axis.
Tensor packing service.
Definition: ITensorPack.h:37
#define ARM_COMPUTE_ERROR_ON_NULLPTR(...)
Definition: Validate.h:161
static Status validate(const std::vector< const ITensorInfo *> &inputs_vector, const ITensorInfo *output, size_t axis)
Static function to check if given info will lead to a valid configuration of NEConcatenateLayer.
NEConcatenateLayer & operator=(const NEConcatenateLayer &)=delete
Prevent instances of this class from being copied (As this class contains pointers) ...
void configure(std::vector< const ITensor *> inputs_vector, ITensor *output, size_t axis)
Initialise the kernel&#39;s inputs vector and output.
void add_tensor(int id, ITensor *tensor)
Add tensor to the pack.
Definition: ITensorPack.cpp:30
NEConcatenateLayer()
Default constructor.