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Jungfraujoch/writer/FileWriter.h
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FileWriter: Protect agains increasing memory without bounds.
2026-03-02 08:38:50 +01:00

47 lines
1.5 KiB
C++

// SPDX-FileCopyrightText: 2024 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
// SPDX-License-Identifier: GPL-3.0-only
#ifndef JUNGFRAUJOCH_HDF5WRITER_H
#define JUNGFRAUJOCH_HDF5WRITER_H
#include <numeric>
#include "HDF5DataFile.h"
#include "../common/JFJochMessages.h"
#include "../common/ZMQWrappers.h"
#include "HDF5NXmx.h"
#include "CBFWriter.h"
#include <unordered_set>
class FileWriter {
FileWriterFormat format = FileWriterFormat::NXmxLegacy;
StartMessage start_message;
std::unique_ptr<NXmx> master_file;
std::vector<std::unique_ptr<HDF5DataFile> > files;
std::vector<HDF5DataFileStatistics> stats;
std::unique_ptr<ZMQSocket> finalized_file_socket;
std::unique_ptr<CBFWriter> cbf_writer;
std::unordered_set<uint64_t> closed_files;
uint64_t close_file_lag_images = 1000;
void CreateHDF5MasterFile(const StartMessage& msg);
void AddStats(const std::optional<HDF5DataFileStatistics>& s);
void CloseFile(uint64_t file_number);
void CloseOldFiles(uint64_t current_image_number);
public:
explicit FileWriter(const StartMessage &request);
void Write(const DataMessage& msg);
void WriteTIFF(const DataMessage& msg);
void WriteHDF5(const DataMessage& msg);
void WriteHDF5(const CompressedImage& msg);
void WriteHDF5(const EndMessage& msg);
std::vector<HDF5DataFileStatistics> Finalize();
void SetupFinalizedFileSocket(const std::string &addr);
std::optional<std::string> GetZMQAddr();
};
#endif //JUNGFRAUJOCH_HDF5WRITER_H