Mercurial > hg > orthanc-tests
annotate Tests/Toolbox.py @ 318:bac7cc80f240
dicomweb: test_wado_transcoding
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 22 Jun 2020 16:15:31 +0200 |
| parents | b8399213b840 |
| children | ec13ace43bde |
| rev | line source |
|---|---|
| 0 | 1 #!/usr/bin/python |
| 2 | |
| 1 | 3 # Orthanc - A Lightweight, RESTful DICOM Store |
| 73 | 4 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1 | 5 # Department, University Hospital of Liege, Belgium |
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6 # Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 1 | 7 # |
| 8 # This program is free software: you can redistribute it and/or | |
| 9 # modify it under the terms of the GNU General Public License as | |
| 10 # published by the Free Software Foundation, either version 3 of the | |
| 11 # License, or (at your option) any later version. | |
| 12 # | |
| 13 # This program is distributed in the hope that it will be useful, but | |
| 14 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 # General Public License for more details. | |
| 17 # | |
| 18 # You should have received a copy of the GNU General Public License | |
| 19 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 0 | 20 |
| 21 | |
| 22 import hashlib | |
| 23 import httplib2 | |
| 24 import json | |
| 4 | 25 import os |
| 1 | 26 import re |
| 4 | 27 import signal |
| 1 | 28 import subprocess |
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29 import tempfile |
| 4 | 30 import threading |
| 83 | 31 import sys |
| 0 | 32 import time |
| 1 | 33 import zipfile |
| 0 | 34 |
| 304 | 35 from PIL import Image, ImageChops |
| 36 import math | |
| 37 import operator | |
| 38 | |
| 83 | 39 |
| 40 if (sys.version_info >= (3, 0)): | |
| 41 from urllib.parse import urlencode | |
| 42 from io import StringIO | |
| 43 from io import BytesIO | |
| 44 | |
| 45 else: | |
| 46 from urllib import urlencode | |
| 47 | |
| 48 # http://stackoverflow.com/a/1313868/881731 | |
| 49 try: | |
| 50 from cStringIO import StringIO | |
| 51 except: | |
| 52 from StringIO import StringIO | |
| 3 | 53 |
| 0 | 54 |
| 83 | 55 def _DecodeJson(s): |
| 56 t = s | |
| 57 | |
| 58 if (sys.version_info >= (3, 0)): | |
| 59 try: | |
| 60 t = s.decode() | |
| 61 except: | |
| 62 pass | |
| 63 | |
| 64 try: | |
| 65 return json.loads(t) | |
| 66 except: | |
| 67 return t | |
| 0 | 68 |
| 69 | |
| 13 | 70 def DefineOrthanc(server = 'localhost', |
| 71 restPort = 8042, | |
| 1 | 72 username = None, |
| 73 password = None, | |
| 74 aet = 'ORTHANC', | |
| 75 dicomPort = 4242): | |
| 13 | 76 #m = re.match(r'(http|https)://([^:]+):([^@]+)@([^@]+)', url) |
| 77 #if m != None: | |
| 78 # url = m.groups()[0] + '://' + m.groups()[3] | |
| 79 # username = m.groups()[1] | |
| 80 # password = m.groups()[2] | |
| 0 | 81 |
| 13 | 82 #if not url.endswith('/'): |
| 83 # url += '/' | |
| 0 | 84 |
| 1 | 85 return { |
| 13 | 86 'Server' : server, |
| 87 'Url' : 'http://%s:%d/' % (server, restPort), | |
| 1 | 88 'Username' : username, |
| 89 'Password' : password, | |
| 90 'DicomAet' : aet, | |
| 91 'DicomPort' : dicomPort | |
| 92 } | |
| 0 | 93 |
| 94 | |
| 95 def _SetupCredentials(orthanc, http): | |
| 1 | 96 if (orthanc['Username'] != None and |
| 97 orthanc['Password'] != None): | |
| 98 http.add_credentials(orthanc['Username'], orthanc['Password']) | |
| 0 | 99 |
| 28 | 100 def DoGetRaw(orthanc, uri, data = {}, body = None, headers = {}): |
| 0 | 101 d = '' |
| 102 if len(data.keys()) > 0: | |
| 103 d = '?' + urlencode(data) | |
| 104 | |
| 105 http = httplib2.Http() | |
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106 http.follow_redirects = False |
| 0 | 107 _SetupCredentials(orthanc, http) |
| 108 | |
| 1 | 109 resp, content = http.request(orthanc['Url'] + uri + d, 'GET', body = body, |
| 0 | 110 headers = headers) |
| 28 | 111 return (resp, content) |
| 112 | |
| 113 | |
| 114 def DoGet(orthanc, uri, data = {}, body = None, headers = {}): | |
| 115 (resp, content) = DoGetRaw(orthanc, uri, data = data, body = body, headers = headers) | |
| 116 | |
| 0 | 117 if not (resp.status in [ 200 ]): |
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118 raise Exception(resp.status, resp) |
| 0 | 119 else: |
| 83 | 120 return _DecodeJson(content) |
| 0 | 121 |
| 122 def _DoPutOrPost(orthanc, uri, method, data, contentType, headers): | |
| 123 http = httplib2.Http() | |
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124 http.follow_redirects = False |
| 0 | 125 _SetupCredentials(orthanc, http) |
| 126 | |
| 83 | 127 if isinstance(data, (str, bytearray, bytes)): |
| 0 | 128 body = data |
| 129 if len(contentType) != 0: | |
| 130 headers['content-type'] = contentType | |
| 131 else: | |
| 132 body = json.dumps(data) | |
| 133 headers['content-type'] = 'application/json' | |
| 134 | |
| 135 headers['expect'] = '' | |
| 136 | |
| 1 | 137 resp, content = http.request(orthanc['Url'] + uri, method, |
| 0 | 138 body = body, |
| 139 headers = headers) | |
| 140 if not (resp.status in [ 200, 302 ]): | |
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141 raise Exception(resp.status, resp) |
| 0 | 142 else: |
| 83 | 143 return _DecodeJson(content) |
| 0 | 144 |
| 145 def DoDelete(orthanc, uri): | |
| 146 http = httplib2.Http() | |
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147 http.follow_redirects = False |
| 0 | 148 _SetupCredentials(orthanc, http) |
| 149 | |
| 1 | 150 resp, content = http.request(orthanc['Url'] + uri, 'DELETE') |
| 0 | 151 if not (resp.status in [ 200 ]): |
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152 raise Exception(resp.status, resp) |
| 0 | 153 else: |
| 83 | 154 return _DecodeJson(content) |
| 0 | 155 |
| 156 def DoPut(orthanc, uri, data = {}, contentType = ''): | |
| 10 | 157 return _DoPutOrPost(orthanc, uri, 'PUT', data, contentType, {}) |
| 0 | 158 |
| 159 def DoPost(orthanc, uri, data = {}, contentType = '', headers = {}): | |
| 160 return _DoPutOrPost(orthanc, uri, 'POST', data, contentType, headers) | |
| 161 | |
| 13 | 162 def GetDatabasePath(filename): |
| 163 return os.path.join(os.path.dirname(__file__), '..', 'Database', filename) | |
| 164 | |
| 0 | 165 def UploadInstance(orthanc, filename): |
| 83 | 166 with open(GetDatabasePath(filename), 'rb') as f: |
| 167 d = f.read() | |
| 168 | |
| 0 | 169 return DoPost(orthanc, '/instances', d, 'application/dicom') |
| 170 | |
| 171 def UploadFolder(orthanc, path): | |
| 13 | 172 for i in os.listdir(GetDatabasePath(path)): |
| 1 | 173 try: |
| 174 UploadInstance(orthanc, os.path.join(path, i)) | |
| 175 except: | |
| 176 pass | |
| 0 | 177 |
| 178 def DropOrthanc(orthanc): | |
| 179 # Reset the Lua callbacks | |
| 180 DoPost(orthanc, '/tools/execute-script', 'function OnStoredInstance(instanceId, tags, metadata) end', 'application/lua') | |
| 181 | |
| 182 DoDelete(orthanc, '/exports') | |
| 183 | |
| 184 for s in DoGet(orthanc, '/patients'): | |
| 185 DoDelete(orthanc, '/patients/%s' % s) | |
| 186 | |
| 174 | 187 def InstallLuaScriptFromPath(orthanc, path): |
| 188 with open(GetDatabasePath(path), 'r') as f: | |
| 189 InstallLuaScript(orthanc, f.read()) | |
| 190 | |
| 191 def InstallLuaScript(orthanc, script): | |
| 192 DoPost(orthanc, '/tools/execute-script', script, 'application/lua') | |
| 193 | |
| 194 def UninstallLuaCallbacks(orthanc): | |
| 195 DoPost(orthanc, '/tools/execute-script', 'function OnStoredInstance() end', 'application/lua') | |
| 196 InstallLuaScriptFromPath(orthanc, 'Lua/TransferSyntaxEnable.lua') | |
| 197 | |
| 198 | |
| 0 | 199 def ComputeMD5(data): |
| 200 m = hashlib.md5() | |
| 201 m.update(data) | |
| 202 return m.hexdigest() | |
| 203 | |
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204 def UncompressImage(data): |
| 83 | 205 if (sys.version_info >= (3, 0)): |
| 206 return Image.open(BytesIO(data)) | |
| 207 else: | |
| 208 return Image.open(StringIO(data)) | |
| 0 | 209 |
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210 def GetImage(orthanc, uri, headers = {}): |
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211 # http://www.pythonware.com/library/pil/handbook/introduction.htm |
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212 return UncompressImage(DoGet(orthanc, uri, headers = headers)) |
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213 |
| 0 | 214 def GetArchive(orthanc, uri): |
| 215 # http://stackoverflow.com/a/1313868/881731 | |
| 216 s = DoGet(orthanc, uri) | |
| 83 | 217 |
| 218 if (sys.version_info >= (3, 0)): | |
| 219 return zipfile.ZipFile(BytesIO(s), "r") | |
| 220 else: | |
| 221 return zipfile.ZipFile(StringIO(s), "r") | |
| 0 | 222 |
| 192 | 223 def PostArchive(orthanc, uri, body): |
| 224 # http://stackoverflow.com/a/1313868/881731 | |
| 225 s = DoPost(orthanc, uri, body) | |
| 226 | |
| 227 if (sys.version_info >= (3, 0)): | |
| 228 return zipfile.ZipFile(BytesIO(s), "r") | |
| 229 else: | |
| 230 return zipfile.ZipFile(StringIO(s), "r") | |
| 231 | |
| 1 | 232 def IsDefinedInLua(orthanc, name): |
| 0 | 233 s = DoPost(orthanc, '/tools/execute-script', 'print(type(%s))' % name, 'application/lua') |
| 234 return (s.strip() != 'nil') | |
| 235 | |
| 1 | 236 def WaitEmpty(orthanc): |
| 0 | 237 while True: |
| 1 | 238 if len(DoGet(orthanc, '/instances')) == 0: |
| 0 | 239 return |
| 240 time.sleep(0.1) | |
| 241 | |
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242 def WaitJobDone(orthanc, job): |
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243 while True: |
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244 s = DoGet(orthanc, '/jobs/%s' % job) ['State'] |
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245 |
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246 if s == 'Success': |
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247 return True |
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248 elif s == 'Failure': |
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249 return False |
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250 |
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251 time.sleep(0.1) |
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252 |
| 138 | 253 def MonitorJob(orthanc, func): # "func" is a lambda |
| 254 a = set(DoGet(orthanc, '/jobs')) | |
| 255 func() | |
| 256 b = set(DoGet(orthanc, '/jobs')) | |
| 257 | |
| 258 diff = list(b - a) | |
| 259 if len(diff) != 1: | |
| 260 print('No job was created!') | |
| 261 return False | |
| 262 else: | |
| 263 return WaitJobDone(orthanc, diff[0]) | |
| 264 | |
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265 def MonitorJob2(orthanc, func): # "func" is a lambda |
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266 a = set(DoGet(orthanc, '/jobs')) |
| 181 | 267 job = func() |
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268 b = set(DoGet(orthanc, '/jobs')) |
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269 |
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270 diff = list(b - a) |
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271 if len(diff) != 1: |
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272 print('No job was created!') |
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273 return None |
| 181 | 274 elif (not 'ID' in job or |
| 275 diff[0] != job['ID']): | |
| 276 print('Mismatch in the job ID') | |
| 277 return None | |
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278 elif WaitJobDone(orthanc, diff[0]): |
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279 return diff[0] |
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280 else: |
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281 print('Error while executing the job') |
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282 return None |
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283 |
| 220 | 284 def WaitAllNewJobsDone(orthanc, func): # "func" is a lambda |
| 285 a = set(DoGet(orthanc, '/jobs')) | |
| 286 func() | |
| 287 | |
| 288 first = True | |
| 289 | |
| 290 while True: | |
| 291 b = set(DoGet(orthanc, '/jobs')) | |
| 292 | |
| 293 diff = list(b - a) | |
| 294 if len(diff) == 0: | |
| 295 if first: | |
| 296 raise Exception('No job was created') | |
| 297 else: | |
| 298 return # We're done | |
| 299 else: | |
| 300 first = False | |
| 301 | |
| 302 if WaitJobDone(orthanc, diff[0]): | |
| 303 a.add(diff[0]) | |
| 304 else: | |
| 305 raise Exception('Error while executing the job') | |
| 306 | |
| 307 | |
| 1 | 308 def GetDockerHostAddress(): |
| 309 route = subprocess.check_output([ '/sbin/ip', 'route' ]) | |
| 310 m = re.search(r'default via ([0-9.]+)', route) | |
| 311 if m == None: | |
| 312 return 'localhost' | |
| 313 else: | |
| 314 return m.groups()[0] | |
| 4 | 315 |
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316 def FindExecutable(name): |
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317 p = os.path.join('/usr/local/bin', name) |
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318 if os.path.isfile(p): |
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319 return p |
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320 |
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321 p = os.path.join('/usr/local/sbin', name) |
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322 if os.path.isfile(p): |
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323 return p |
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324 |
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325 return name |
| 4 | 326 |
| 173 | 327 def IsOrthancVersionAbove(orthanc, major, minor, revision): |
| 328 v = DoGet(orthanc, '/system')['Version'] | |
| 329 | |
| 330 if v == 'mainline': | |
| 331 return True | |
| 332 else: | |
| 333 tmp = v.split('.') | |
| 334 a = int(tmp[0]) | |
| 335 b = int(tmp[1]) | |
| 336 c = int(tmp[2]) | |
| 337 return (a > major or | |
| 338 (a == major and b > minor) or | |
| 339 (a == major and b == minor and c >= revision)) | |
| 4 | 340 |
| 341 | |
| 342 class ExternalCommandThread: | |
| 343 @staticmethod | |
| 344 def ExternalCommandFunction(arg, stop_event, command, env): | |
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345 with open(os.devnull, 'w') as devnull: |
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346 external = subprocess.Popen(command, env = env, stderr = devnull) |
| 4 | 347 |
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348 while (not stop_event.is_set()): |
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349 error = external.poll() |
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350 if error != None: |
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351 # http://stackoverflow.com/a/1489838/881731 |
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352 os._exit(-1) |
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353 stop_event.wait(0.1) |
| 4 | 354 |
| 83 | 355 print('Stopping the external command') |
| 4 | 356 external.terminate() |
| 9 | 357 external.communicate() # Wait for the command to stop |
| 4 | 358 |
| 359 def __init__(self, command, env = None): | |
| 360 self.thread_stop = threading.Event() | |
| 361 self.thread = threading.Thread(target = self.ExternalCommandFunction, | |
| 362 args = (10, self.thread_stop, command, env)) | |
| 9 | 363 #self.daemon = True |
| 4 | 364 self.thread.start() |
| 365 | |
| 366 def stop(self): | |
| 367 self.thread_stop.set() | |
| 368 self.thread.join() | |
| 220 | 369 |
| 370 | |
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371 def AssertAlmostEqualRecursive(self, a, b, places = 7, ignoreKeys = []): |
| 220 | 372 if type(a) is dict: |
| 373 self.assertTrue(type(b) is dict) | |
| 374 self.assertEqual(a.keys(), b.keys()) | |
| 375 for key, value in a.items(): | |
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376 if not key in ignoreKeys: |
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377 AssertAlmostEqualRecursive(self, a[key], b[key], places) |
| 220 | 378 |
| 379 elif type(a) is list: | |
| 380 self.assertTrue(type(b) is list) | |
| 381 self.assertEqual(len(a), len(b)) | |
| 382 for i in range(len(a)): | |
| 383 AssertAlmostEqualRecursive(self, a[i], b[i], places) | |
| 384 | |
| 385 else: | |
| 386 self.assertAlmostEqual(a, b, places = places) | |
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387 |
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388 |
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389 def GetTransferSyntax(dicom): |
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390 with tempfile.NamedTemporaryFile(delete = True) as f: |
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391 f.write(dicom) |
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392 f.flush() |
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393 |
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394 with open(os.devnull, 'w') as devnull: |
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395 data = subprocess.check_output([ FindExecutable('dcm2xml'), f.name ], |
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396 stderr = devnull) |
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397 |
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398 return re.search('<data-set xfer="(.*?)"', data).group(1) |
| 304 | 399 |
| 400 | |
| 401 def HasGdcmPlugin(orthanc): | |
| 402 plugins = DoGet(orthanc, '/plugins') | |
| 403 return ('gdcm' in plugins) | |
| 404 | |
| 405 | |
| 406 def _GetMaxImageDifference(im1, im2): | |
| 407 h = ImageChops.difference(im1, im2).histogram() | |
| 408 | |
| 409 if len(h) < 256: | |
| 410 raise Exception() | |
| 411 | |
| 412 i = len(h) - 1 | |
| 413 while h[i] == 0: | |
| 414 i -= 1 | |
| 415 | |
| 416 return i | |
| 417 | |
| 418 | |
| 419 def GetMaxImageDifference(im1, im2): | |
| 420 if im1.mode != im2.mode: | |
| 421 raise Exception('Incompatible image modes') | |
| 422 | |
| 423 if im1.mode == 'RGB': | |
| 424 red1, green1, blue1 = im1.split() | |
| 425 red2, green2, blue2 = im2.split() | |
| 426 return max([ _GetMaxImageDifference(red1, red2), | |
| 427 _GetMaxImageDifference(green1, green2), | |
| 428 _GetMaxImageDifference(blue1, blue2) ]) | |
| 429 else: | |
| 430 return _GetMaxImageDifference(im1, im2) |