annotate Resources/Samples/Python/AutoClassify.py @ 2089:7a969f235adf

PixelFormat_BGRA32
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 19 Sep 2016 17:22:41 +0200
parents bec08e9236f5
children a3a65de1840f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 #!/usr/bin/python
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 # -*- coding: utf-8 -*-
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 # Orthanc - A Lightweight, RESTful DICOM Store
1900
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
5 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
1288
6e7e5ed91c2d upgrade to year 2015
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1184
diff changeset
6 # Department, University Hospital of Liege, Belgium
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 #
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 # This program is free software: you can redistribute it and/or
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 # modify it under the terms of the GNU General Public License as
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 # published by the Free Software Foundation, either version 3 of the
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 # License, or (at your option) any later version.
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 #
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 # This program is distributed in the hope that it will be useful, but
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 # WITHOUT ANY WARRANTY; without even the implied warranty of
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 # General Public License for more details.
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 #
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 # You should have received a copy of the GNU General Public License
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 # along with this program. If not, see <http://www.gnu.org/licenses/>.
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 import argparse
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23 import time
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 import os
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 import os.path
1184
4e9d517503ae port to Python3
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1183
diff changeset
26 import sys
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 import RestToolbox
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 parser = argparse.ArgumentParser(
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 description = 'Automated classification of DICOM files from Orthanc.',
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 formatter_class = argparse.ArgumentDefaultsHelpFormatter)
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32
2032
65b1ce7cb84f Replaced "localhost" by "127.0.0.1", as it might impact performance on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
33 parser.add_argument('--host', default = '127.0.0.1',
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 help = 'The host address that runs Orthanc')
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 parser.add_argument('--port', type = int, default = '8042',
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36 help = 'The port number to which Orthanc is listening for the REST API')
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 parser.add_argument('--target', default = 'OrthancFiles',
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 help = 'The target directory where to store the DICOM files')
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 parser.add_argument('--all', action = 'store_true',
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 help = 'Replay the entire history on startup (disabled by default)')
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 parser.set_defaults(all = False)
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 parser.add_argument('--remove', action = 'store_true',
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43 help = 'Remove DICOM files from Orthanc once classified (disabled by default)')
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44 parser.set_defaults(remove = False)
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46
1183
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
47 def FixPath(p):
2070
7e6afa0beaf6 samples: improved handling of special characters in paths
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2032
diff changeset
48 return p.encode('ascii', errors = 'replace').translate(None, r"'\/:*?\"<>|!=").strip()
1183
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
49
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
50 def GetTag(resource, tag):
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
51 if ('MainDicomTags' in resource and
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
52 tag in resource['MainDicomTags']):
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
53 return resource['MainDicomTags'][tag]
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
54 else:
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
55 return 'No' + tag
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
56
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
57 def ClassifyInstance(instanceId):
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
58 # Extract the patient, study, series and instance information
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
59 instance = RestToolbox.DoGet('%s/instances/%s' % (URL, instanceId))
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
60 series = RestToolbox.DoGet('%s/series/%s' % (URL, instance['ParentSeries']))
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
61 study = RestToolbox.DoGet('%s/studies/%s' % (URL, series['ParentStudy']))
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
62 patient = RestToolbox.DoGet('%s/patients/%s' % (URL, study['ParentPatient']))
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
63
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
64 # Construct a target path
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
65 a = '%s - %s' % (GetTag(patient, 'PatientID'),
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
66 GetTag(patient, 'PatientName'))
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
67 b = GetTag(study, 'StudyDescription')
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
68 c = '%s - %s' % (GetTag(series, 'Modality'),
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
69 GetTag(series, 'SeriesDescription'))
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
70 d = '%s.dcm' % GetTag(instance, 'SOPInstanceUID')
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
71
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
72 p = os.path.join(args.target, FixPath(a), FixPath(b), FixPath(c))
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
73 f = os.path.join(p, FixPath(d))
1184
4e9d517503ae port to Python3
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1183
diff changeset
74
1183
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
75 # Copy the DICOM file to the target path
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
76 print('Writing new DICOM file: %s' % f)
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
77
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
78 try:
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
79 os.makedirs(p)
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
80 except:
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
81 # Already existing directory, ignore the error
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
82 pass
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
83
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
84 dcm = RestToolbox.DoGet('%s/instances/%s/file' % (URL, instanceId))
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
85 with open(f, 'wb') as g:
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
86 g.write(dcm)
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
87
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
88
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
89 # Parse the arguments
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
90 args = parser.parse_args()
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
91 URL = 'http://%s:%d' % (args.host, args.port)
1183
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
92 print('Connecting to Orthanc on address: %s' % URL)
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
93
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
94 # Compute the starting point for the changes loop
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
95 if args.all:
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
96 current = 0
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
97 else:
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
98 current = RestToolbox.DoGet(URL + '/changes?last')['Last']
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
99
1183
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
100 # Polling loop using the 'changes' API of Orthanc, waiting for the
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
101 # incoming of new DICOM files
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
102 while True:
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
103 r = RestToolbox.DoGet(URL + '/changes', {
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
104 'since' : current,
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
105 'limit' : 4 # Retrieve at most 4 changes at once
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
106 })
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
107
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
108 for change in r['Changes']:
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
109 # We are only interested interested in the arrival of new instances
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
110 if change['ChangeType'] == 'NewInstance':
1183
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
111 try:
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
112 ClassifyInstance(change['ID'])
2075
bec08e9236f5 more robust AutoClassify.py sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2070
diff changeset
113
bec08e9236f5 more robust AutoClassify.py sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2070
diff changeset
114 # If requested, remove the instance once it has been
bec08e9236f5 more robust AutoClassify.py sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2070
diff changeset
115 # properly handled by "ClassifyInstance()". Thanks to
bec08e9236f5 more robust AutoClassify.py sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2070
diff changeset
116 # the "try/except" block, the instance is not removed
bec08e9236f5 more robust AutoClassify.py sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2070
diff changeset
117 # if the "ClassifyInstance()" function fails.
bec08e9236f5 more robust AutoClassify.py sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2070
diff changeset
118 if args.remove:
bec08e9236f5 more robust AutoClassify.py sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2070
diff changeset
119 RestToolbox.DoDelete('%s/instances/%s' % (URL, change['ID']))
bec08e9236f5 more robust AutoClassify.py sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2070
diff changeset
120
1183
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
121 except:
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
122 print('Unable to write instance %s to the disk' % change['ID'])
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
123
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
124 current = r['Last']
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
125
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
126 if r['Done']:
1183
6ef2c81581cd more fault-tolerant sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1182
diff changeset
127 print('Everything has been processed: Waiting...')
1182
d74ac5d0bcaf New sample: Automated classification of DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
128 time.sleep(1)