Orthanc/OrthancServer/Resources/Samples/Tools/RecoverCompressedFile.cpp
2025-06-23 19:07:37 +05:30

82 lines
2.5 KiB
C++

/**
* Orthanc - A Lightweight, RESTful DICOM Store
* Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
* Department, University Hospital of Liege, Belgium
* Copyright (C) 2017-2023 Osimis S.A., Belgium
* Copyright (C) 2024-2025 Orthanc Team SRL, Belgium
* Copyright (C) 2021-2025 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
*
* This program is free software: you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
**/
#include "../../../../OrthancFramework/Sources/Compression/ZlibCompressor.h"
#include "../../../../OrthancFramework/Sources/SystemToolbox.h"
#include "../../../../OrthancFramework/Sources/OrthancException.h"
#include <stdio.h>
int main(int argc, const char* argv[])
{
if (argc != 2 && argc != 3)
{
fprintf(stderr, "Maintenance tool to recover a DICOM file that was compressed by Orthanc.\n\n");
fprintf(stderr, "Usage: %s <input> [output]\n", argv[0]);
fprintf(stderr, "If \"output\" is not given, the data will be output to stdout\n");
return -1;
}
try
{
fprintf(stderr, "Reading the file into memory...\n");
fflush(stderr);
std::string content;
Orthanc::SystemToolbox::ReadFile(content, argv[1]);
fprintf(stderr, "Decompressing the content of the file...\n");
fflush(stderr);
Orthanc::ZlibCompressor compressor;
std::string uncompressed;
compressor.Uncompress(uncompressed,
content.empty() ? NULL : content.c_str(),
content.size());
fprintf(stderr, "Writing the uncompressed data...\n");
fflush(stderr);
if (argc == 3)
{
Orthanc::SystemToolbox::WriteFile(uncompressed, argv[2]);
}
else
{
if (uncompressed.size() > 0)
{
fwrite(&uncompressed[0], uncompressed.size(), 1, stdout);
}
}
fprintf(stderr, "Done!\n");
}
catch (Orthanc::OrthancException& e)
{
fprintf(stderr, "Error: %s\n", e.What());
return -1;
}
return 0;
}