Rajeev Rao
128 lines
4.1 KiB
C++
128 lines
4.1 KiB
C++
/*
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* Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved.
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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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#ifndef TRT_INSTANCE_NORMALIZATION_PLUGIN_H
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#define TRT_INSTANCE_NORMALIZATION_PLUGIN_H
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#include "plugin.h"
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#include "serialize.hpp"
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#include <cudnn.h>
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#include <iostream>
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#include <string>
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#include <vector>
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typedef unsigned short half_type;
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namespace nvinfer1
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{
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namespace plugin
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{
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class InstanceNormalizationPlugin final : public nvinfer1::IPluginV2DynamicExt
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{
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public:
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InstanceNormalizationPlugin(float epsilon, nvinfer1::Weights const& scale, nvinfer1::Weights const& bias);
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InstanceNormalizationPlugin(float epsilon, const std::vector<float>& scale, const std::vector<float>& bias);
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InstanceNormalizationPlugin(void const* serialData, size_t serialLength);
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InstanceNormalizationPlugin() = delete;
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~InstanceNormalizationPlugin() override;
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int getNbOutputs() const override;
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// DynamicExt plugins returns DimsExprs class instead of Dims
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DimsExprs getOutputDimensions(
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int outputIndex, const nvinfer1::DimsExprs* inputs, int nbInputs, nvinfer1::IExprBuilder& exprBuilder) override;
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int initialize() override;
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void terminate() override;
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size_t getWorkspaceSize(const nvinfer1::PluginTensorDesc* inputs, int nbInputs,
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const nvinfer1::PluginTensorDesc* outputs, int nbOutputs) const override;
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int enqueue(const nvinfer1::PluginTensorDesc* inputDesc, const nvinfer1::PluginTensorDesc* outputDesc,
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const void* const* inputs, void* const* outputs, void* workspace, cudaStream_t stream) override;
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size_t getSerializationSize() const override;
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void serialize(void* buffer) const override;
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// DynamicExt plugin supportsFormat update.
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bool supportsFormatCombination(
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int pos, const nvinfer1::PluginTensorDesc* inOut, int nbInputs, int nbOutputs) override;
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const char* getPluginType() const override;
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const char* getPluginVersion() const override;
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void destroy() override;
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nvinfer1::IPluginV2DynamicExt* clone() const override;
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void setPluginNamespace(const char* pluginNamespace) override;
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const char* getPluginNamespace() const override;
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DataType getOutputDataType(int index, const nvinfer1::DataType* inputTypes, int nbInputs) const override;
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void attachToContext(cudnnContext* cudnn, cublasContext* cublas, nvinfer1::IGpuAllocator* allocator) override;
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void detachFromContext() override;
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void configurePlugin(const nvinfer1::DynamicPluginTensorDesc* in, int nbInputs,
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const nvinfer1::DynamicPluginTensorDesc* out, int nbOutputs) override;
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private:
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float _epsilon;
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int _nchan;
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std::vector<float> _h_scale;
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std::vector<float> _h_bias;
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float* _d_scale;
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float* _d_bias;
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size_t _d_bytes;
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cudnnHandle_t _cudnn_handle;
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cudnnTensorDescriptor_t _x_desc, _y_desc, _b_desc;
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std::string mPluginNamespace;
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};
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class InstanceNormalizationPluginCreator : public BaseCreator
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{
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public:
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InstanceNormalizationPluginCreator();
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~InstanceNormalizationPluginCreator() override = default;
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const char* getPluginName() const override;
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const char* getPluginVersion() const override;
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const PluginFieldCollection* getFieldNames() override;
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IPluginV2DynamicExt* createPlugin(const char* name, const nvinfer1::PluginFieldCollection* fc) override;
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IPluginV2DynamicExt* deserializePlugin(const char* name, const void* serialData, size_t serialLength) override;
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private:
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static PluginFieldCollection mFC;
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static std::vector<PluginField> mPluginAttributes;
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std::string mNamespace;
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};
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} // namespace plugin
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} // namespace nvinfer1
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#endif // TRT_INSTANCE_NORMALIZATION_PLUGIN_H
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