48 lines
1.4 KiB
48 lines
1.4 KiB
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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#pragma once
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#include "Layer.h"
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namespace paddle {
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/**
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* \brief This layer pads zeros to inputs according to the specify dimension.
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* The input and output is a 4D tensor. Padding zeros from the 2nd to
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* the 4th dimenstion according padc_, padh_ and padw_.
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*/
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class PadLayer : public Layer {
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public:
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explicit PadLayer(const LayerConfig& config) : Layer(config) {}
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~PadLayer() {}
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bool init(const LayerMap& layerMap,
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const ParameterMap& parameterMap) override;
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void forward(PassType passType) override;
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void backward(const UpdateCallback& callback = nullptr) override;
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protected:
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void setOutDims(const size_t batchSize);
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void setTensorDim(const size_t batchSize);
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std::vector<uint32_t> padc_;
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std::vector<uint32_t> padh_;
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std::vector<uint32_t> padw_;
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TensorShape inDims_;
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TensorShape outDims_;
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};
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} // namespace paddle
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