531 lines
18 KiB
C++
531 lines
18 KiB
C++
/*
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* SPDX-FileCopyrightText: Copyright (c) 1993-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0
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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 "efficientNMSPlugin.h"
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#include "efficientNMSInference.h"
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#include <memory>
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#include <string_view>
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using namespace nvinfer1;
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using nvinfer1::plugin::EfficientNMSPlugin;
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using nvinfer1::plugin::EfficientNMSParameters;
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using nvinfer1::plugin::EfficientNMSPluginCreator;
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namespace
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{
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using namespace std::string_view_literals;
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char const* const kEFFICIENT_NMS_PLUGIN_VERSION{"1"};
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char const* const kEFFICIENT_NMS_PLUGIN_NAME{"EfficientNMS_TRT"};
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} // namespace
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EfficientNMSPlugin::EfficientNMSPlugin(EfficientNMSParameters param)
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: mParam(std::move(param))
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{
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}
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EfficientNMSPlugin::EfficientNMSPlugin(void const* data, size_t length)
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{
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deserialize(static_cast<int8_t const*>(data), length);
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}
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void EfficientNMSPlugin::deserialize(int8_t const* data, size_t length)
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{
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auto const* d{data};
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mParam = read<EfficientNMSParameters>(d);
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PLUGIN_VALIDATE(d == data + length);
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}
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char const* EfficientNMSPlugin::getPluginType() const noexcept
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{
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return kEFFICIENT_NMS_PLUGIN_NAME;
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}
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char const* EfficientNMSPlugin::getPluginVersion() const noexcept
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{
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return kEFFICIENT_NMS_PLUGIN_VERSION;
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}
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int32_t EfficientNMSPlugin::getNbOutputs() const noexcept
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{
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if (mParam.outputONNXIndices)
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{
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// ONNX NonMaxSuppression Compatibility
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return 1;
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}
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// Standard Plugin Implementation
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return 4;
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}
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int32_t EfficientNMSPlugin::initialize() noexcept
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{
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if (!initialized)
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{
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int32_t device;
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CSC(cudaGetDevice(&device), STATUS_FAILURE);
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struct cudaDeviceProp properties;
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CSC(cudaGetDeviceProperties(&properties, device), STATUS_FAILURE);
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if (properties.regsPerBlock >= 65536)
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{
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// Most Devices
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mParam.numSelectedBoxes = 5000;
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}
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else
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{
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// Jetson TX1/TX2
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mParam.numSelectedBoxes = 2000;
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}
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initialized = true;
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}
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return STATUS_SUCCESS;
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}
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void EfficientNMSPlugin::terminate() noexcept {}
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size_t EfficientNMSPlugin::getSerializationSize() const noexcept
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{
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return sizeof(EfficientNMSParameters);
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}
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void EfficientNMSPlugin::serialize(void* buffer) const noexcept
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{
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char *d = reinterpret_cast<char*>(buffer), *a = d;
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write(d, mParam);
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PLUGIN_ASSERT(d == a + getSerializationSize());
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}
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void EfficientNMSPlugin::destroy() noexcept
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{
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delete this;
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}
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void EfficientNMSPlugin::setPluginNamespace(char const* pluginNamespace) noexcept
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{
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try
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{
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mNamespace = pluginNamespace;
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}
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catch (std::exception const& e)
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{
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caughtError(e);
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}
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}
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char const* EfficientNMSPlugin::getPluginNamespace() const noexcept
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{
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return mNamespace.c_str();
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}
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nvinfer1::DataType EfficientNMSPlugin::getOutputDataType(
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int32_t index, nvinfer1::DataType const* inputTypes, int32_t nbInputs) const noexcept
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{
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if (mParam.outputONNXIndices)
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{
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// ONNX NMS uses an integer output
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return nvinfer1::DataType::kINT32;
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}
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// On standard NMS, num_detections and detection_classes use integer outputs
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if (index == 0 || index == 3)
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{
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return nvinfer1::DataType::kINT32;
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}
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// All others should use the same datatype as the input
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return inputTypes[0];
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}
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IPluginV2DynamicExt* EfficientNMSPlugin::clone() const noexcept
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{
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try
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{
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auto plugin = std::make_unique<EfficientNMSPlugin>(mParam);
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plugin->setPluginNamespace(mNamespace.c_str());
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return plugin.release();
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}
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catch (std::exception const& e)
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{
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caughtError(e);
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}
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return nullptr;
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}
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DimsExprs EfficientNMSPlugin::getOutputDimensions(
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int32_t outputIndex, DimsExprs const* inputs, int32_t nbInputs, IExprBuilder& exprBuilder) noexcept
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{
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try
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{
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DimsExprs out_dim;
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// When pad per class is set, the output size may need to be reduced:
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// i.e.: outputBoxes = min(outputBoxes, outputBoxesPerClass * numClasses)
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// As the number of classes may not be static, numOutputBoxes must be a dynamic
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// expression. The corresponding parameter can not be set at this time, so the
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// value will be calculated again in configurePlugin() and the param overwritten.
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IDimensionExpr const* numOutputBoxes = exprBuilder.constant(mParam.numOutputBoxes);
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if (mParam.padOutputBoxesPerClass && mParam.numOutputBoxesPerClass > 0)
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{
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IDimensionExpr const* numOutputBoxesPerClass = exprBuilder.constant(mParam.numOutputBoxesPerClass);
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IDimensionExpr const* numClasses = inputs[1].d[2];
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numOutputBoxes = exprBuilder.operation(DimensionOperation::kMIN, *numOutputBoxes,
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*exprBuilder.operation(DimensionOperation::kPROD, *numOutputBoxesPerClass, *numClasses));
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}
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if (mParam.outputONNXIndices)
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{
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// ONNX NMS
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PLUGIN_ASSERT(outputIndex == 0);
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// detection_indices
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out_dim.nbDims = 2;
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out_dim.d[0] = exprBuilder.operation(DimensionOperation::kPROD, *inputs[0].d[0], *numOutputBoxes);
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out_dim.d[1] = exprBuilder.constant(3);
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}
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else
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{
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// Standard NMS
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PLUGIN_ASSERT(outputIndex >= 0 && outputIndex <= 3);
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// num_detections
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if (outputIndex == 0)
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{
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out_dim.nbDims = 2;
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out_dim.d[0] = inputs[0].d[0];
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out_dim.d[1] = exprBuilder.constant(1);
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}
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// detection_boxes
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else if (outputIndex == 1)
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{
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out_dim.nbDims = 3;
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out_dim.d[0] = inputs[0].d[0];
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out_dim.d[1] = numOutputBoxes;
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out_dim.d[2] = exprBuilder.constant(4);
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}
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// detection_scores: outputIndex == 2
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// detection_classes: outputIndex == 3
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else if (outputIndex == 2 || outputIndex == 3)
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{
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out_dim.nbDims = 2;
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out_dim.d[0] = inputs[0].d[0];
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out_dim.d[1] = numOutputBoxes;
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}
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}
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return out_dim;
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}
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catch (std::exception const& e)
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{
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caughtError(e);
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}
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return DimsExprs{};
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}
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bool EfficientNMSPlugin::supportsFormatCombination(
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int32_t pos, PluginTensorDesc const* inOut, int32_t nbInputs, int32_t nbOutputs) noexcept
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{
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if (inOut[pos].format != PluginFormat::kLINEAR)
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{
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return false;
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}
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if (mParam.outputONNXIndices)
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{
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PLUGIN_ASSERT(nbInputs == 2);
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PLUGIN_ASSERT(nbOutputs == 1);
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// detection_indices output: int32_t
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if (pos == 2)
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{
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return inOut[pos].type == DataType::kINT32;
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}
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// boxes and scores input: fp32 or fp16
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return (inOut[pos].type == DataType::kHALF || inOut[pos].type == DataType::kFLOAT)
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&& (inOut[0].type == inOut[pos].type);
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}
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PLUGIN_ASSERT(nbInputs == 2 || nbInputs == 3);
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PLUGIN_ASSERT(nbOutputs == 4);
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if (nbInputs == 2)
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{
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PLUGIN_ASSERT(0 <= pos && pos <= 5);
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}
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if (nbInputs == 3)
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{
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PLUGIN_ASSERT(0 <= pos && pos <= 6);
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}
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// num_detections and detection_classes output: int32_t
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int32_t const posOut = pos - nbInputs;
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if (posOut == 0 || posOut == 3)
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{
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return inOut[pos].type == DataType::kINT32 && inOut[pos].format == PluginFormat::kLINEAR;
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}
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// all other inputs/outputs: fp32 or fp16
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return (inOut[pos].type == DataType::kHALF || inOut[pos].type == DataType::kFLOAT)
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&& (inOut[0].type == inOut[pos].type);
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}
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void EfficientNMSPlugin::configurePlugin(
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DynamicPluginTensorDesc const* in, int32_t nbInputs, DynamicPluginTensorDesc const* out, int32_t nbOutputs) noexcept
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{
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try
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{
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if (mParam.outputONNXIndices)
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{
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// Accepts two inputs
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// [0] boxes, [1] scores
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PLUGIN_ASSERT(nbInputs == 2);
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PLUGIN_ASSERT(nbOutputs == 1);
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}
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else
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{
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// Accepts two or three inputs
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// If two inputs: [0] boxes, [1] scores
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// If three inputs: [0] boxes, [1] scores, [2] anchors
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PLUGIN_ASSERT(nbInputs == 2 || nbInputs == 3);
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PLUGIN_ASSERT(nbOutputs == 4);
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}
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mParam.datatype = in[0].desc.type;
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// Shape of scores input should be
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// [batch_size, num_boxes, num_classes] or [batch_size, num_boxes, num_classes, 1]
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PLUGIN_ASSERT(in[1].desc.dims.nbDims == 3 || (in[1].desc.dims.nbDims == 4 && in[1].desc.dims.d[3] == 1));
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mParam.numScoreElements = in[1].desc.dims.d[1] * in[1].desc.dims.d[2];
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mParam.numClasses = in[1].desc.dims.d[2];
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// When pad per class is set, the total output boxes size may need to be reduced.
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// This operation is also done in getOutputDimension(), but for dynamic shapes, the
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// numOutputBoxes param can't be set until the number of classes is fully known here.
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if (mParam.padOutputBoxesPerClass && mParam.numOutputBoxesPerClass > 0)
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{
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if (mParam.numOutputBoxesPerClass * mParam.numClasses < mParam.numOutputBoxes)
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{
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mParam.numOutputBoxes = mParam.numOutputBoxesPerClass * mParam.numClasses;
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}
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}
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// Shape of boxes input should be
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// [batch_size, num_boxes, 4] or [batch_size, num_boxes, 1, 4] or [batch_size, num_boxes, num_classes, 4]
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PLUGIN_ASSERT(in[0].desc.dims.nbDims == 3 || in[0].desc.dims.nbDims == 4);
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if (in[0].desc.dims.nbDims == 3)
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{
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PLUGIN_ASSERT(in[0].desc.dims.d[2] == 4);
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mParam.shareLocation = true;
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mParam.numBoxElements = in[0].desc.dims.d[1] * in[0].desc.dims.d[2];
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}
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else
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{
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mParam.shareLocation = (in[0].desc.dims.d[2] == 1);
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PLUGIN_ASSERT(in[0].desc.dims.d[2] == mParam.numClasses || mParam.shareLocation);
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PLUGIN_ASSERT(in[0].desc.dims.d[3] == 4);
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mParam.numBoxElements = in[0].desc.dims.d[1] * in[0].desc.dims.d[2] * in[0].desc.dims.d[3];
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}
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mParam.numAnchors = in[0].desc.dims.d[1];
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if (nbInputs == 2)
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{
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// Only two inputs are used, disable the fused box decoder
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mParam.boxDecoder = false;
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}
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if (nbInputs == 3)
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{
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// All three inputs are used, enable the box decoder
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// Shape of anchors input should be
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// Constant shape: [1, numAnchors, 4] or [batch_size, numAnchors, 4]
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PLUGIN_ASSERT(in[2].desc.dims.nbDims == 3);
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mParam.boxDecoder = true;
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mParam.shareAnchors = (in[2].desc.dims.d[0] == 1);
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}
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}
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catch (std::exception const& e)
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{
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caughtError(e);
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}
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}
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size_t EfficientNMSPlugin::getWorkspaceSize(
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PluginTensorDesc const* inputs, int32_t nbInputs, PluginTensorDesc const* outputs, int32_t nbOutputs) const noexcept
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{
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int32_t batchSize = inputs[1].dims.d[0];
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int32_t numScoreElements = inputs[1].dims.d[1] * inputs[1].dims.d[2];
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int32_t numClasses = inputs[1].dims.d[2];
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return EfficientNMSWorkspaceSize(batchSize, numScoreElements, numClasses, mParam.datatype);
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}
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int32_t EfficientNMSPlugin::enqueue(PluginTensorDesc const* inputDesc, PluginTensorDesc const* /* outputDesc */,
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void const* const* inputs, void* const* outputs, void* workspace, cudaStream_t stream) noexcept
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{
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try
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{
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PLUGIN_VALIDATE(inputDesc != nullptr && inputs != nullptr && outputs != nullptr && workspace != nullptr);
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mParam.batchSize = inputDesc[0].dims.d[0];
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if (mParam.outputONNXIndices)
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{
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// ONNX NonMaxSuppression Op Support
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void const* const boxesInput = inputs[0];
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void const* const scoresInput = inputs[1];
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void* nmsIndicesOutput = outputs[0];
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return EfficientNMSInference(mParam, boxesInput, scoresInput, nullptr, nullptr, nullptr, nullptr, nullptr,
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nmsIndicesOutput, workspace, stream);
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}
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// Standard NMS Operation
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void const* const boxesInput = inputs[0];
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void const* const scoresInput = inputs[1];
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void const* const anchorsInput = mParam.boxDecoder ? inputs[2] : nullptr;
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void* numDetectionsOutput = outputs[0];
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void* nmsBoxesOutput = outputs[1];
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void* nmsScoresOutput = outputs[2];
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void* nmsClassesOutput = outputs[3];
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return EfficientNMSInference(mParam, boxesInput, scoresInput, anchorsInput, numDetectionsOutput, nmsBoxesOutput,
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nmsScoresOutput, nmsClassesOutput, nullptr, workspace, stream);
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}
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catch (std::exception const& e)
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{
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caughtError(e);
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}
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return -1;
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}
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// Standard NMS Plugin Operation
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EfficientNMSPluginCreator::EfficientNMSPluginCreator()
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: mParam{}
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{
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mPluginAttributes.clear();
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mPluginAttributes.emplace_back(PluginField("score_threshold", nullptr, PluginFieldType::kFLOAT32, 1));
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mPluginAttributes.emplace_back(PluginField("iou_threshold", nullptr, PluginFieldType::kFLOAT32, 1));
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mPluginAttributes.emplace_back(PluginField("max_output_boxes", nullptr, PluginFieldType::kINT32, 1));
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mPluginAttributes.emplace_back(PluginField("background_class", nullptr, PluginFieldType::kINT32, 1));
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mPluginAttributes.emplace_back(PluginField("score_activation", nullptr, PluginFieldType::kINT32, 1));
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mPluginAttributes.emplace_back(PluginField("class_agnostic", nullptr, PluginFieldType::kINT32, 1));
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mPluginAttributes.emplace_back(PluginField("box_coding", nullptr, PluginFieldType::kINT32, 1));
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mFC.nbFields = mPluginAttributes.size();
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mFC.fields = mPluginAttributes.data();
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}
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char const* EfficientNMSPluginCreator::getPluginName() const noexcept
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{
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return kEFFICIENT_NMS_PLUGIN_NAME;
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}
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char const* EfficientNMSPluginCreator::getPluginVersion() const noexcept
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{
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return kEFFICIENT_NMS_PLUGIN_VERSION;
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}
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PluginFieldCollection const* EfficientNMSPluginCreator::getFieldNames() noexcept
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{
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return &mFC;
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}
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IPluginV2DynamicExt* EfficientNMSPluginCreator::createPlugin(char const* name, PluginFieldCollection const* fc) noexcept
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{
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try
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{
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PLUGIN_VALIDATE(fc != nullptr);
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PluginField const* fields = fc->fields;
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PLUGIN_VALIDATE(fields != nullptr);
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plugin::validateRequiredAttributesExist({"score_threshold", "iou_threshold", "max_output_boxes",
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"background_class", "score_activation", "box_coding"},
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fc);
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for (int32_t i{0}; i < fc->nbFields; ++i)
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{
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std::string_view const attrName = fields[i].name;
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if (attrName == "score_threshold"sv)
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{
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PLUGIN_VALIDATE(fields[i].type == PluginFieldType::kFLOAT32);
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auto const scoreThreshold = *(static_cast<float const*>(fields[i].data));
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PLUGIN_VALIDATE(scoreThreshold >= 0.0F);
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mParam.scoreThreshold = scoreThreshold;
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}
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if (attrName == "iou_threshold"sv)
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{
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PLUGIN_VALIDATE(fields[i].type == PluginFieldType::kFLOAT32);
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auto const iouThreshold = *(static_cast<float const*>(fields[i].data));
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PLUGIN_VALIDATE(iouThreshold > 0.0F);
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mParam.iouThreshold = iouThreshold;
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}
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if (attrName == "max_output_boxes"sv)
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{
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PLUGIN_VALIDATE(fields[i].type == PluginFieldType::kINT32);
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auto const numOutputBoxes = *(static_cast<int32_t const*>(fields[i].data));
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PLUGIN_VALIDATE(numOutputBoxes > 0);
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mParam.numOutputBoxes = numOutputBoxes;
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}
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if (attrName == "background_class"sv)
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{
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PLUGIN_VALIDATE(fields[i].type == PluginFieldType::kINT32);
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mParam.backgroundClass = *(static_cast<int32_t const*>(fields[i].data));
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}
|
|
if (attrName == "score_activation"sv)
|
|
{
|
|
auto const scoreSigmoid = *(static_cast<int32_t const*>(fields[i].data));
|
|
PLUGIN_VALIDATE(scoreSigmoid == 0 || scoreSigmoid == 1);
|
|
mParam.scoreSigmoid = static_cast<bool>(scoreSigmoid);
|
|
}
|
|
if (attrName == "class_agnostic"sv)
|
|
{
|
|
auto const classAgnostic = *(static_cast<int32_t const*>(fields[i].data));
|
|
PLUGIN_VALIDATE(classAgnostic == 0 || classAgnostic == 1);
|
|
mParam.classAgnostic = static_cast<bool>(classAgnostic);
|
|
}
|
|
if (attrName == "box_coding"sv)
|
|
{
|
|
PLUGIN_VALIDATE(fields[i].type == PluginFieldType::kINT32);
|
|
auto const boxCoding = *(static_cast<int32_t const*>(fields[i].data));
|
|
PLUGIN_VALIDATE(boxCoding == 0 || boxCoding == 1);
|
|
mParam.boxCoding = boxCoding;
|
|
}
|
|
}
|
|
|
|
auto plugin = std::make_unique<EfficientNMSPlugin>(mParam);
|
|
plugin->setPluginNamespace(mNamespace.c_str());
|
|
return plugin.release();
|
|
}
|
|
catch (std::exception const& e)
|
|
{
|
|
caughtError(e);
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
IPluginV2DynamicExt* EfficientNMSPluginCreator::deserializePlugin(
|
|
char const* name, void const* serialData, size_t serialLength) noexcept
|
|
{
|
|
try
|
|
{
|
|
// This object will be deleted when the network is destroyed, which will
|
|
// call EfficientNMSPlugin::destroy()
|
|
auto plugin = std::make_unique<EfficientNMSPlugin>(serialData, serialLength);
|
|
plugin->setPluginNamespace(mNamespace.c_str());
|
|
return plugin.release();
|
|
}
|
|
catch (std::exception const& e)
|
|
{
|
|
caughtError(e);
|
|
}
|
|
return nullptr;
|
|
}
|