Program Listing for File converter.hpp
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// Copyright 2018, Bosch Software Innovations GmbH.
//
// 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 ROSBAG2_CPP__CONVERTER_HPP_
#define ROSBAG2_CPP__CONVERTER_HPP_
#include <memory>
#include <string>
#include <unordered_map>
#include <vector>
#include "rosbag2_cpp/converter_options.hpp"
#include "rosbag2_cpp/converter_interfaces/serialization_format_converter.hpp"
#include "rosbag2_cpp/serialization_format_converter_factory.hpp"
#include "rosbag2_cpp/serialization_format_converter_factory_interface.hpp"
#include "rosbag2_cpp/visibility_control.hpp"
#include "rosbag2_storage/serialized_bag_message.hpp"
#include "rcpputils/shared_library.hpp"
// This is necessary because of using stl types here. It is completely safe, because
// a) the member is not accessible from the outside
// b) there are no inline functions.
#ifdef _WIN32
# pragma warning(push)
# pragma warning(disable:4251)
#endif
namespace rosbag2_cpp
{
// Convenience struct to keep both type supports (rmw and introspection) together.
// Only used internally.
struct ConverterTypeSupport
{
std::shared_ptr<rcpputils::SharedLibrary> type_support_library;
const rosidl_message_type_support_t * rmw_type_support;
std::shared_ptr<rcpputils::SharedLibrary> introspection_type_support_library;
const rosidl_message_type_support_t * introspection_type_support;
};
class ROSBAG2_CPP_PUBLIC Converter
{
public:
explicit
Converter(
const std::string & input_format,
const std::string & output_format,
std::shared_ptr<SerializationFormatConverterFactoryInterface> converter_factory =
std::make_shared<SerializationFormatConverterFactory>());
Converter(
const ConverterOptions & converter_options,
std::shared_ptr<SerializationFormatConverterFactoryInterface> converter_factory =
std::make_shared<SerializationFormatConverterFactory>());
~Converter();
std::shared_ptr<rosbag2_storage::SerializedBagMessage>
convert(std::shared_ptr<const rosbag2_storage::SerializedBagMessage> message);
void add_topic(const std::string & topic, const std::string & type);
private:
std::shared_ptr<SerializationFormatConverterFactoryInterface> converter_factory_;
std::unique_ptr<converter_interfaces::SerializationFormatDeserializer> input_converter_;
std::unique_ptr<converter_interfaces::SerializationFormatSerializer> output_converter_;
std::unordered_map<std::string, ConverterTypeSupport> topics_and_types_;
};
} // namespace rosbag2_cpp
#ifdef _WIN32
# pragma warning(pop)
#endif
#endif // ROSBAG2_CPP__CONVERTER_HPP_