Program Listing for File operator_spec.hpp

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/* * SPDX-FileCopyrightText: Copyright (c) 2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved. * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef HOLOSCAN_CORE_OPERATOR_SPEC_HPP #define HOLOSCAN_CORE_OPERATOR_SPEC_HPP #include "./common.hpp" #include <iostream> #include <memory> #include <typeinfo> #include <unordered_map> #include <utility> #include "./component_spec.hpp" #include "./io_spec.hpp" namespace holoscan { class OperatorSpec : public ComponentSpec { public: explicit OperatorSpec(Fragment* fragment = nullptr) : ComponentSpec(fragment) {} std::unordered_map<std::string, std::unique_ptr<IOSpec>>& inputs() { return inputs_; } template <typename DataT> IOSpec& input() { return input<DataT>("__iospec_input"); } template <typename DataT> IOSpec& input(std::string name) { auto spec = std::make_unique<IOSpec>(this, name, IOSpec::IOType::kInput, &typeid(DataT)); auto [iter, is_exist] = inputs_.insert_or_assign(name, std::move(spec)); if (!is_exist) { HOLOSCAN_LOG_ERROR("Input item '{}' already exists", name); } return *(iter->second.get()); } std::unordered_map<std::string, std::unique_ptr<IOSpec>>& outputs() { return outputs_; } template <typename DataT> IOSpec& output() { // TODO: implement this return output<DataT>("__iospec_output"); } template <typename DataT> IOSpec& output(std::string name) { auto spec = std::make_unique<IOSpec>(this, name, IOSpec::IOType::kOutput, &typeid(DataT)); auto [iter, is_exist] = outputs_.insert_or_assign(name, std::move(spec)); if (!is_exist) { HOLOSCAN_LOG_ERROR("Output item '{}' already exists", name); } return *(iter->second.get()); } using ComponentSpec::param; void param(Parameter<holoscan::IOSpec*>& parameter, const char* key, const char* headline, const char* description, holoscan::IOSpec* default_value) { parameter.key_ = key; parameter.headline_ = headline; parameter.description_ = description; parameter.default_value_ = default_value; auto [_, is_exist] = params_.try_emplace(key, parameter); if (!is_exist) { HOLOSCAN_LOG_ERROR("Parameter '{}' already exists", key); } } void param(Parameter<std::vector<holoscan::IOSpec*>>& parameter, const char* key, const char* headline, const char* description, std::vector<holoscan::IOSpec*> default_value) { parameter.key_ = key; parameter.headline_ = headline; parameter.description_ = description; parameter.default_value_ = default_value; auto [_, is_exist] = params_.try_emplace(key, parameter); if (!is_exist) { HOLOSCAN_LOG_ERROR("Parameter '{}' already exists", key); } } template <typename ResourceT, typename StringT, typename... ArgsT, typename = std::enable_if_t<std::is_constructible_v<std::string, StringT>>> void resource(const StringT& name, ArgsT&&... args) { resources_.emplace(name, std::make_shared<ResourceT>(std::forward<ArgsT>(args)...)); } template <typename... ArgsT> void resource(ArgsT&&... args) { resource("", std::forward<ArgsT>(args)...); } template <typename ConditionT, typename StringT, typename... ArgsT, typename = std::enable_if_t<std::is_constructible_v<std::string, StringT>>> void condition(const StringT& name, ArgsT&&... args) { conditions_.emplace(name, std::make_shared<ConditionT>(std::forward<ArgsT>(args)...)); } template <typename ConditionT, typename... ArgsT> void condition(ArgsT&&... args) { condition("", std::forward<ArgsT>(args)...); } protected: std::unordered_map<std::string, std::unique_ptr<IOSpec>> inputs_; std::unordered_map<std::string, std::unique_ptr<IOSpec>> outputs_; // TODO(gbae): use these for operator spec. std::unordered_map<std::string, std::shared_ptr<Condition>> conditions_; std::unordered_map<std::string, std::shared_ptr<Resource>> resources_; }; } // namespace holoscan #endif/* HOLOSCAN_CORE_OPERATOR_SPEC_HPP */

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