forked from huawei/mindspore2022
71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
/**
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* Copyright 2020 Huawei Technologies Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "minddata/dataset/include/execute.h"
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#include "minddata/dataset/core/de_tensor.h"
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#include "minddata/dataset/include/tensor.h"
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#include "minddata/dataset/include/type_id.h"
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#include "minddata/dataset/kernels/tensor_op.h"
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#ifndef ENABLE_ANDROID
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#include "utils/log_adapter.h"
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#else
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#include "mindspore/lite/src/common/log_adapter.h"
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#endif
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namespace mindspore {
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namespace dataset {
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Execute::Execute(std::shared_ptr<TensorOperation> op) { ops_.emplace_back(std::move(op)); }
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Execute::Execute(std::vector<std::shared_ptr<TensorOperation>> ops) : ops_(std::move(ops)) {}
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Status Execute::operator()(const mindspore::MSTensor &input, mindspore::MSTensor *output) {
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// Validate input tensor
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CHECK_FAIL_RETURN_UNEXPECTED(input.DataSize() > 0, "Input Tensor has no data");
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// Validate and build runtime ops
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std::vector<std::shared_ptr<TensorOp>> transforms;
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CHECK_FAIL_RETURN_UNEXPECTED(!ops_.empty(), "Input TensorOperation should be provided");
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for (int32_t i = 0; i < ops_.size(); i++) {
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CHECK_FAIL_RETURN_UNEXPECTED(ops_[i] != nullptr, "Input TensorOperation[" + std::to_string(i) + "] is null");
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RETURN_IF_NOT_OK(ops_[i]->ValidateParams());
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transforms.emplace_back(ops_[i]->Build());
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}
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// Convert mindspore::Tensor to dataset::Tensor
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std::shared_ptr<dataset::Tensor> de_tensor;
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dataset::Tensor::CreateFromMemory(dataset::TensorShape(input.Shape()),
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MSTypeToDEType(static_cast<TypeId>(input.DataType())),
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(const uchar *)(input.Data().get()), &de_tensor);
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// Apply transforms on tensor
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for (auto &t : transforms) {
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std::shared_ptr<dataset::Tensor> de_output;
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RETURN_IF_NOT_OK(t->Compute(de_tensor, &de_output));
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// For next transform
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de_tensor = std::move(de_output);
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}
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// Convert dataset::Tensor to mindspore::Tensor
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CHECK_FAIL_RETURN_UNEXPECTED(de_tensor->HasData(), "Apply transform failed, output tensor has no data");
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*output = mindspore::MSTensor(std::make_shared<DETensor>(de_tensor));
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return Status::OK();
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}
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} // namespace dataset
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} // namespace mindspore
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