Program Listing for File deserialize.hpp

            

            
/*
* SPDX-FileCopyrightText: Copyright (c) 2021-2023, 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.
*/

#pragma once

#include "morpheus/messages/meta.hpp"
#include "morpheus/messages/multi.hpp"
#include "morpheus/types.hpp" // for TensorIndex

#include <boost/fiber/context.hpp>
#include <boost/fiber/future/future.hpp>
#include <mrc/node/rx_sink_base.hpp>
#include <mrc/node/rx_source_base.hpp>
#include <mrc/node/sink_properties.hpp>
#include <mrc/node/source_properties.hpp>
#include <mrc/segment/builder.hpp>
#include <mrc/segment/object.hpp>
#include <mrc/types.hpp>
#include <pymrc/node.hpp>
#include <rxcpp/rx.hpp>
// IWYU pragma: no_include "rxcpp/sources/rx-iterate.hpp"

#include <map>
#include <memory>
#include <string>
#include <thread>
#include <vector>

namespace morpheus {
/****** Component public implementations *******************/
/****** DeserializationStage********************************/

#pragma GCC visibility push(default)
class DeserializeStage : public mrc::pymrc::PythonNode<std::shared_ptr<MessageMeta>, std::shared_ptr<MultiMessage>>
{
  public:
    using base_t = mrc::pymrc::PythonNode<std::shared_ptr<MessageMeta>, std::shared_ptr<MultiMessage>>;
    using typename base_t::sink_type_t;
    using typename base_t::source_type_t;
    using typename base_t::subscribe_fn_t;

    DeserializeStage(TensorIndex batch_size, bool ensure_sliceable_index = true);

  private:
    subscribe_fn_t build_operator();

    TensorIndex m_batch_size;
    bool m_ensure_sliceable_index{true};
};

/****** DeserializationStageInterfaceProxy******************/
struct DeserializeStageInterfaceProxy
{
    static std::shared_ptr<mrc::segment::Object<DeserializeStage>> init(mrc::segment::Builder& builder,
                                                                        const std::string& name,
                                                                        TensorIndex batch_size,
                                                                        bool ensure_sliceable_index);
};
#pragma GCC visibility pop// end of group
}  // namespace morpheus