Rajeev Rao
146 lines
5.0 KiB
C++
146 lines
5.0 KiB
C++
/*
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* Copyright (c) 2021, 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 "instanceNormFwd.h"
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#include "plugin.h"
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#include "serialize.hpp"
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#include <cuda_fp16.h>
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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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using namespace instance_norm_impl;
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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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int32_t relu = 0, float alpha = 0.f);
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InstanceNormalizationPlugin(float epsilon, const std::vector<float>& scale, const std::vector<float>& bias,
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int32_t relu = 0, float alpha = 0.f);
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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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int32_t getNbOutputs() const noexcept override;
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// DynamicExt plugins returns DimsExprs class instead of Dims
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using nvinfer1::IPluginV2::getOutputDimensions;
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DimsExprs getOutputDimensions(int32_t outputIndex, const nvinfer1::DimsExprs* inputs, int32_t nbInputs,
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nvinfer1::IExprBuilder& exprBuilder) noexcept override;
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int32_t initialize() noexcept override;
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void terminate() noexcept override;
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using nvinfer1::IPluginV2::getWorkspaceSize;
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size_t getWorkspaceSize(const nvinfer1::PluginTensorDesc* inputs, int32_t nbInputs,
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const nvinfer1::PluginTensorDesc* outputs, int32_t nbOutputs) const noexcept override;
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using nvinfer1::IPluginV2::enqueue;
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int32_t 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) noexcept override;
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size_t getSerializationSize() const noexcept override;
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void serialize(void* buffer) const noexcept override;
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// DynamicExt plugin supportsFormat update.
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bool supportsFormatCombination(
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int32_t pos, const nvinfer1::PluginTensorDesc* inOut, int32_t nbInputs, int32_t nbOutputs) noexcept override;
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const char* getPluginType() const noexcept override;
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const char* getPluginVersion() const noexcept override;
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void destroy() noexcept override;
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nvinfer1::IPluginV2DynamicExt* clone() const noexcept override;
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void setPluginNamespace(const char* pluginNamespace) noexcept override;
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const char* getPluginNamespace() const noexcept override;
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DataType getOutputDataType(int32_t index, const nvinfer1::DataType* inputTypes, int32_t nbInputs) const
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noexcept override;
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void attachToContext(
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cudnnContext* cudnn, cublasContext* cublas, nvinfer1::IGpuAllocator* allocator) noexcept override;
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void detachFromContext() noexcept override;
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using nvinfer1::IPluginV2Ext::configurePlugin;
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void configurePlugin(const nvinfer1::DynamicPluginTensorDesc* in, int32_t nbInputs,
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const nvinfer1::DynamicPluginTensorDesc* out, int32_t nbOutputs) noexcept override;
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private:
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float mEpsilon;
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float mAlpha;
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int32_t mRelu;
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int32_t mNchan;
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std::vector<float> mHostScale;
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std::vector<float> mHostBias;
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float* mDeviceScale{nullptr};
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float* mDeviceBias{nullptr};
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cudnnHandle_t mCudnnHandle{nullptr};
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cudnnTensorDescriptor_t mXDescriptor{nullptr};
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cudnnTensorDescriptor_t mYDescriptor{nullptr};
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cudnnTensorDescriptor_t mBDescriptor{nullptr};
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std::string mPluginNamespace;
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std::string mNamespace;
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bool mInitialized{false};
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// NDHWC implementation
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InstanceNormFwdContext mContext;
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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 noexcept override;
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const char* getPluginVersion() const noexcept override;
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const PluginFieldCollection* getFieldNames() noexcept override;
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IPluginV2DynamicExt* createPlugin(const char* name, const nvinfer1::PluginFieldCollection* fc) noexcept override;
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IPluginV2DynamicExt* deserializePlugin(
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const char* name, const void* serialData, size_t serialLength) noexcept 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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};
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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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