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
|
/*
Copyright 2008 Brain Research Institute, Melbourne, Australia
Written by J-Donald Tournier, 27/06/08.
This file is part of MRtrix.
MRtrix 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.
MRtrix 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 MRtrix. If not, see <http://www.gnu.org/licenses/>.
15-09-2008 J-Donald Tournier <d.tournier@brain.org.au>
* handle files even when any of the study, series or patient description fields are blank
19-12-2008 J-Donald Tournier <d.tournier@brain.org.au>
* various sanity checks to ignore non-image DICOM files
*/
#include "file/dicom/quick_scan.h"
#include "file/dicom/definitions.h"
#include "file/dicom/element.h"
#include "file/dicom/csa_entry.h"
namespace MR {
namespace File {
namespace Dicom {
bool QuickScan::read (const String& file_name, bool print_DICOM_fields, bool print_CSA_fields)
{
filename = file_name;
modality.clear();
patient.clear();
patient_ID.clear();
patient_DOB.clear();
study.clear();
study_date.clear();
study_ID.clear();
study_time.clear();
series.clear();
series_date.clear();
series_time.clear();
sequence.clear();
series_number = bits_alloc = dim[0] = dim[1] = data = 0;
Exception::Lower l(2);
Element item;
try {
item.set (filename);
while (item.read()) {
if (item.is (0x0008U, 0x0020U)) study_date = item.get_string()[0];
else if (item.is (0x0008U, 0x0021U)) series_date = item.get_string()[0];
else if (item.is (0x0008U, 0x0030U)) study_time = item.get_string()[0];
else if (item.is (0x0008U, 0x0031U)) series_time = item.get_string()[0];
else if (item.is (0x0008U, 0x0060U)) modality = item.get_string()[0];
else if (item.is (0x0008U, 0x1030U)) study = item.get_string()[0];
else if (item.is (0x0008U, 0x103EU)) series = item.get_string()[0];
else if (item.is (0x0010U, 0x0010U)) patient = item.get_string()[0];
else if (item.is (0x0010U, 0x0020U)) patient_ID = item.get_string()[0];
else if (item.is (0x0010U, 0x0030U)) patient_DOB = item.get_string()[0];
else if (item.is (0x0018U, 0x0024U)) sequence = item.get_string()[0];
else if (item.is (0x0020U, 0x0010U)) study_ID = item.get_string()[0];
else if (item.is (0x0020U, 0x0011U)) series_number = item.get_uint()[0];
else if (item.is (0x0028U, 0x0010U)) dim[1] = item.get_uint()[0];
else if (item.is (0x0028U, 0x0011U)) dim[0] = item.get_uint()[0];
else if (item.is (0x0028U, 0x0100U)) bits_alloc = item.get_uint()[0];
else if (item.is (0x7FE0U, 0x0010U)) data = item.offset (item.data);
else if (item.is (0x0008U, 0x0008U)) {
// exclude Siemens MPR info image:
// TODO: could handle this by splitting on basis on this entry
std::vector<String> V (item.get_string());
for (guint n = 0; n < V.size(); n++) {
if (uppercase (V[n]) == "CSAPARALLEL") return (true);
}
}
if (print_DICOM_fields) {
std::ostringstream stream;
stream << item << "\n";
print (stream.str());
}
if (print_CSA_fields && item.group == 0x0029U) {
if (item.element == 0x1010U || item.element == 0x1020U) {
CSAEntry entry (item.data, item.data + item.size);
while (entry.parse()) {
std::ostringstream stream;
stream << entry << "\n";
print (stream.str());
}
}
}
}
}
catch (Exception) { return (true); }
return (false);
}
std::ostream& operator<< (std::ostream& stream, const QuickScan& file)
{
stream << "file: \""
<< file.filename << "\" ["
<< file.modality << "]:\n patient: "
<< file.patient << " "
<< format_ID(file.patient_ID) << " - "
<< format_date (file.patient_DOB) << "\n study: "
<< ( file.study.size() ? file.study : "[unspecified]" ) << " "
<< format_ID(file.study_ID) << " - "
<< format_date (file.study_date) << " "
<< format_time (file.study_time) << "\n series: ["
<< file.series_number << "] "
<< ( file.series.size() ? file.series : "[unspecified]" ) << " - "
<< format_date (file.series_date) << " "
<< format_time (file.series_time) << "\n sequence: "
<< ( file.sequence.size() ? file.sequence : "[unspecified]" ) << "\n";
return (stream);
}
}
}
}
|
