diff Resources/Samples/Tools/RecoverCompressedFile.cpp @ 680:571583642ce2

Tool to recover compressed files
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 29 Jan 2014 16:20:05 +0100
parents
children 44382c8bcd15
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Resources/Samples/Tools/RecoverCompressedFile.cpp	Wed Jan 29 16:20:05 2014 +0100
@@ -0,0 +1,56 @@
+#include "../../../Core/Compression/ZlibCompressor.h"
+#include "../../../Core/Toolbox.h"
+#include "../../../Core/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::Toolbox::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);
+
+    fprintf(stderr, "Writing the uncompressed data...\n");
+    fflush(stderr);
+
+    if (argc == 3)
+    {
+      Orthanc::Toolbox::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;
+}