1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
/*=========================================================================
Program: GDCM (Grassroots DICOM). A DICOM library
Copyright (c) 2006-2011 Mathieu Malaterre
All rights reserved.
See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "gdcmReader.h"
#include "gdcmGlobal.h"
#include "gdcmDummyValueGenerator.h"
#include "gdcmMediaStorage.h"
#include "gdcmWriter.h"
#include "gdcmItem.h"
#include "gdcmImageReader.h"
#include "gdcmSequenceOfItems.h"
#include "gdcmFile.h"
#include "gdcmTag.h"
#include "gdcmDict.h"
#include "gdcmDictEntry.h"
#include "gdcmDicts.h"
#include "gdcmTransferSyntax.h"
#include "gdcmUIDGenerator.h"
#include "gdcmFileExplicitFilter.h"
#include <cstdlib>
#include <cstring>
gdcm::Tag FindTagFromVR(gdcm::Dict const &dict, gdcm::VR const &vr)
{
using gdcm::Dict;
Dict::ConstIterator beg = dict.Begin();
Dict::ConstIterator end = dict.End();
Dict::ConstIterator it;
for( it = beg; it != end; ++it)
{
const gdcm::Tag &t = it->first;
const gdcm::DictEntry &de = it->second;
const gdcm::VR &vr_de = de.GetVR();
if( vr == vr_de && !de.GetRetired() && t.GetGroup() >= 0x8 )
{
return t;
}
}
return gdcm::Tag(0xffff,0xffff);
}
struct rnd_gen {
rnd_gen(char const* r = "abcdefghijklmnopqrstuvwxyz0123456789")
: range(r), len(std::strlen(r)) { }
char operator ()() const {
return range[static_cast<std::size_t>(std::rand() * (1.0 / ((double)RAND_MAX + 1.0 )) * (double)len)];
}
private:
char const* range;
std::size_t len;
};
/*
*/
int main(int argc, char *argv[])
{
if( argc < 2 )
{
std::cerr << argv[0] << " output.dcm" << std::endl;
return 1;
}
const char *outfilename = argv[1];
static const gdcm::Global &g = gdcm::Global::GetInstance();
static const gdcm::Dicts &dicts = g.GetDicts();
static const gdcm::Dict &pubdict = dicts.GetPublicDict();
using gdcm::VR;
using gdcm::Tag;
gdcm::Writer w;
gdcm::File &f = w.GetFile();
gdcm::DataSet &ds = f.GetDataSet();
gdcm::FileExplicitFilter fef;
//fef.SetChangePrivateTags( true );
fef.SetFile( w.GetFile() );
if( !fef.Change() )
{
std::cerr << "Failed to change" << std::endl;
return 1;
}
gdcm::SmartPointer<gdcm::SequenceOfItems> sq = new gdcm::SequenceOfItems();
sq->SetLengthToUndefined();
// gdcm::DummyValueGenerator dvg;
const std::size_t len = 10;
char ss[len+1];
ss[len] = '\0';
const char owner_str[] = "GDCM CONFORMANCE TESTS";
gdcm::DataElement owner( gdcm::Tag(0x4d4d, 0x10) );
owner.SetByteValue(owner_str, (uint32_t)strlen(owner_str));
owner.SetVR( gdcm::VR::LO );
// Create an item
gdcm::Item it;
it.SetVLToUndefined();
gdcm::DataSet &nds = it.GetNestedDataSet();
// nds.Insert(owner);
// nds.Insert(de);
// Insert sequence into data set
gdcm::DataElement des( gdcm::Tag(0x4d4d,0x1001) );
des.SetVR(gdcm::VR::SQ);
des.SetValue(*sq);
des.SetVLToUndefined();
ds.Insert(owner);
ds.Insert(des);
// avoid INVALID = 0
for(int i = 1; i < 27; ++i)
{
VR vr = (VR::VRType)(1 << i);
Tag t = FindTagFromVR( pubdict, vr );
if( vr != VR::UN && vr != VR::SQ )
{
assert( t != Tag(0xffff,0xffff) );
gdcm::DataElement de( t );
std::generate_n(ss, len, rnd_gen());
de.SetVR( vr );
de.SetByteValue( ss, (uint32_t)std::strlen( ss ) );
nds.Insert( de );
}
}
sq->AddItem(it);
// Make sure to override any UID stuff
gdcm::UIDGenerator uid;
gdcm::DataElement de( Tag(0x8,0x18) ); // SOP Instance UID
de.SetVR( VR::UI );
const char *u = uid.Generate();
de.SetByteValue( u, (uint32_t)strlen(u) );
ds.Insert( de );
de.SetTag( Tag(0x8,0x16) ); // SOP Class UID
de.SetVR( VR::UI );
gdcm::MediaStorage ms( gdcm::MediaStorage::RawDataStorage );
de.SetByteValue( ms.GetString(), (uint32_t)strlen(ms.GetString()));
ds.Insert( de );
gdcm::FileMetaInformation &fmi = f.GetHeader();
//fmi.SetDataSetTransferSyntax( gdcm::TransferSyntax::ImplicitVRLittleEndian );
fmi.SetDataSetTransferSyntax( gdcm::TransferSyntax::ExplicitVRLittleEndian );
w.SetCheckFileMetaInformation( true );
w.SetFileName( outfilename );
if (!w.Write() )
{
return 1;
}
return 0;
}
|
