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
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
|
/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include <sitkImportImageFilter.h>
#include <sitkHashImageFilter.h>
#include <SimpleITKTestHarness.h>
// Common fixture for Import tests
class Import
: public ::testing::Test {
public:
virtual void SetUp() {
spacing1 = std::vector<double>( 3, 1.0 );
spacing2.push_back( 1.1 );
spacing2.push_back( 1.2 );
origin0 = std::vector<double>( 3, 0.0 );
origin1 = std::vector<double>( 3, 1.0 );
origin2.push_back( 2.71828183 );
origin2.push_back( 3.14159265 );
direction2D = std::vector<double>(4, 0.0 );
direction3D = std::vector<double>(9, 0.0 );
direction2D[0] = direction2D[3] = 1.0;
direction3D[0] = direction3D[4] = direction3D[8] = 1.0;
}
std::vector<double> spacing1;
std::vector<double> spacing2;
std::vector<double> origin0;
std::vector<double> origin1;
std::vector<double> origin2;
std::vector< uint8_t > uint8_buffer;
std::vector< int8_t > int8_buffer;
std::vector< uint16_t > uint16_buffer;
std::vector< int16_t > int16_buffer;
std::vector< uint32_t > uint32_buffer;
std::vector< int32_t > int32_buffer;
std::vector< uint64_t > uint64_buffer;
std::vector< int64_t > int64_buffer;
std::vector< float > float_buffer;
std::vector< double > double_buffer;
std::vector<double> direction2D;
std::vector<double> direction3D;
};
namespace sitk = itk::simple;
TEST_F(Import,Required) {
// the purpose of this test is to verify that the filter has certain
// methods, and to imporve coverage
// Check has Self
typedef itk::simple::ImportImageFilter::Self ImportFilterType;
// default constructable
ImportFilterType importer;
// has ToString method
std::cout << importer.ToString() << std::endl;
EXPECT_EQ( "ImportImageFilter", importer.GetName() );
}
TEST_F(Import,BasicUsage) {
// This test is designed to set everything and verify it
uint8_buffer = std::vector< uint8_t >( 128*128*128, 17 );
sitk::ImportImageFilter importer;
importer.SetSize( std::vector< unsigned int >( 3, 128u ) );
importer.SetSpacing( spacing1 );
importer.SetOrigin( origin0 );
importer.SetDirection( direction3D );
importer.SetBufferAsUInt8( &uint8_buffer[0] );
sitk::Image image = importer.Execute();
ASSERT_EQ( image.GetDimension(), 3u ) << "image dimension check";
EXPECT_EQ( image.GetSize()[0], 128u ) << "X size check";
EXPECT_EQ( image.GetSize()[1], 128u ) << "Y size check";
EXPECT_EQ( image.GetSize()[2], 128u ) << "Z size check";
EXPECT_EQ( image.GetOrigin(), origin0 ) << "origin check";
EXPECT_EQ( image.GetSpacing(), spacing1 ) << "spacing check";
for ( unsigned int k = 0; k < image.GetSize()[2]; ++k )
{
std::vector<uint32_t> idx(3, 0 );
idx[2] = k;
for ( unsigned int j = 0; j < image.GetSize()[1]; ++j )
{
idx[1] = j;
for ( unsigned int i = 0; i < image.GetSize()[0]; ++i )
{
idx[0] = i;
EXPECT_EQ( image.GetPixelAsUInt8( idx ), 17 ) << " expect all pixel to be 17";
}
}
}
EXPECT_EQ ( "a2178ce2d158a4a7c5a9ef3d03a33a6099b9c5be", sitk::Hash( image ) ) << " hash value for basic uin8_t";
// ================================================
//
// TEST FOR 2D IMAGE
//
int32_buffer = std::vector< int32_t >( 73*73, 21 );
importer.SetSize( std::vector< unsigned int >( 2, 73u ) );
importer.SetSpacing( spacing2 );
importer.SetOrigin( origin2 );
importer.SetDirection( direction2D );
importer.SetBufferAsInt32( &int32_buffer[0] );
image = importer.Execute();
ASSERT_EQ( image.GetDimension(), 2u ) << "image dimension check";
EXPECT_EQ( image.GetSize()[0], 73u ) << "X size check";
EXPECT_EQ( image.GetSize()[1], 73u ) << "Y size check";
EXPECT_EQ( image.GetOrigin(), origin2 ) << "origin check";
EXPECT_EQ( image.GetSpacing(), spacing2 ) << "spacing check";
for ( unsigned int j = 0; j < image.GetSize()[1]; ++j )
{
std::vector<uint32_t> idx(2, 0 );
idx[1] = j;
for ( unsigned int i = 0; i < image.GetSize()[0]; ++i )
{
idx[0] = i;
EXPECT_EQ( image.GetPixelAsInt32( idx ), 21 ) << " expect all pixel to be 21";
}
}
EXPECT_EQ ( "6f6eefc4c1833e3e29b0968023ead2141fdbee3f", sitk::Hash( image ) ) << " hash value for basic uin32_t";
}
TEST_F(Import,Direction) {
// This test is to run the direction parameter though it's passes
sitk::Image img(0,0,sitk::sitkUInt8);
uint8_buffer = std::vector< uint8_t >( 128*128*128, 17 );
{
sitk::ImportImageFilter importer;
importer.SetSize( std::vector< unsigned int >( 3, 128u ) );
importer.SetBufferAsUInt8( &uint8_buffer[0] );
// check defaults to identity
ASSERT_NO_THROW( img = importer.Execute() );
EXPECT_EQ( img.GetDirection(), direction3D );
importer.SetDirection( direction2D );
ASSERT_ANY_THROW( importer.Execute() ) << "Checking 2D direction to 3D import ";
}
{
sitk::ImportImageFilter importer;
importer.SetSize( std::vector< unsigned int >( 2, 128u ) );
importer.SetBufferAsUInt8( &uint8_buffer[0] );
// check defaults to identity
ASSERT_NO_THROW( img = importer.Execute() );
EXPECT_EQ( img.GetDirection(), direction2D );
importer.SetDirection( direction3D );
ASSERT_ANY_THROW( importer.Execute() ) << "Checking 3D direction to 2D import";
}
}
TEST_F(Import,Shallow) {
// This test is designed to verify the buffer is shared
uint8_buffer = std::vector< uint8_t >( 128*128*128, 17 );
sitk::ImportImageFilter importer;
importer.SetSize( std::vector< unsigned int >( 3, 128u ) );
importer.SetBufferAsUInt8( &uint8_buffer[0] );
sitk::Image image = importer.Execute();
ASSERT_EQ( image.GetDimension(), 3u ) << "image dimension check";
EXPECT_EQ ( "a2178ce2d158a4a7c5a9ef3d03a33a6099b9c5be", sitk::Hash( image ) ) << " hash value for basic uin8_t";
std::vector<uint32_t> idx(3, 0 );
uint8_buffer[0] = 19;
EXPECT_EQ ( 19, uint8_buffer[0] ) << " direct setting of buffer";
EXPECT_EQ ( 19, image.GetPixelAsUInt8(idx) ) << " buffer modifying image";
image.SetPixelAsUInt8(idx, 23);
EXPECT_EQ ( 23, image.GetPixelAsUInt8(idx) ) << " direct setting of image";
EXPECT_EQ ( 23, uint8_buffer[0] ) << " image modifying buffer";
}
TEST_F(Import,ExhaustiveTypes) {
sitk::ImportImageFilter importer;
importer.SetSize( std::vector< unsigned int >( 2, 16u ) );
importer.SetSpacing( spacing1 );
importer.SetOrigin( origin0 );
EXPECT_EQ( importer.GetSize()[0], 16u );
EXPECT_EQ( importer.GetSpacing()[0], spacing1[0] );
EXPECT_EQ( importer.GetOrigin()[0], origin0[1] );
importer.GetDirection();
uint8_buffer = std::vector< uint8_t >( 16*16, 1 );
importer.SetBufferAsUInt8( &uint8_buffer[0] );
EXPECT_EQ ( "ac458b067c6b021c7e9358229b636e9d1e4cb154", sitk::Hash( importer.Execute() ) ) << " hash value for uint8";
int8_buffer = std::vector< int8_t >( 16*16, -1 );
importer.SetBufferAsInt8( &int8_buffer[0] );
EXPECT_EQ ( "c744cac6af7621524fc3a2b0a9a135a32b33c81b", sitk::Hash( importer.Execute() ) ) << " hash value for int8";
uint16_buffer = std::vector< uint16_t >( 16*16, 2 );
importer.SetBufferAsUInt16( &uint16_buffer[0] );
EXPECT_EQ ( "adbc44d359d3b3c032629bab34e3ee62c4563223", sitk::Hash( importer.Execute() ) ) << " hash value for uint16";
int16_buffer = std::vector< int16_t >( 16*16, -3 );
importer.SetBufferAsInt16( &int16_buffer[0] );
EXPECT_EQ ( "8111171305e02db2276c7366d117598b1f6789ff", sitk::Hash( importer.Execute() ) ) << " hash value for int16";
uint32_buffer = std::vector< uint32_t >( 16*16, 8 );
importer.SetBufferAsUInt32( &uint32_buffer[0] );
EXPECT_EQ ( "4b710847b34bc5e96520de8a1d7b97563077423c", sitk::Hash( importer.Execute() ) ) << " hash value for uint32";
int32_buffer = std::vector< int32_t >( 16*16, -123 );
importer.SetBufferAsInt32( &int32_buffer[0] );
EXPECT_EQ ( "d5748f3800b837611dc94c089ac7926f2bbea973" , sitk::Hash( importer.Execute() ) ) << " hash value for int32";
if ( sitk::sitkUInt64 != sitk::sitkUnknown )
{
uint64_buffer = std::vector< uint64_t >( 16*16, 8 );
importer.SetBufferAsUInt64( &uint64_buffer[0] );
EXPECT_EQ ( "95c3884597103a98cf6f1def52cab572c41f0eb5", sitk::Hash( importer.Execute() ) ) << " hash value for uint64";
}
if ( sitk::sitkInt64 != sitk::sitkUnknown )
{
int64_buffer = std::vector< int64_t >( 16*16, -123 );
importer.SetBufferAsInt64( &int64_buffer[0] );
EXPECT_EQ ( "d0a23a11b2f39b46cfc09bd71fc4c9661b68a826" , sitk::Hash( importer.Execute() ) ) << " hash value for int64";
}
float_buffer = std::vector< float >( 16*16, 1.123f );
importer.SetBufferAsFloat( &float_buffer[0] );
EXPECT_EQ ( "8588f5624f56bb55693d54505388dc06b93d2f14", sitk::Hash( importer.Execute() ) ) << " hash value for float";
double_buffer = std::vector< double >( 16*16, 321.123 );
importer.SetBufferAsDouble( &double_buffer[0] );
EXPECT_EQ ( "00393fe0b94729ff0f777ce848104697ce689c70", sitk::Hash( importer.Execute() ) ) << " hash value for double";
uint8_buffer = std::vector< uint8_t >( 16*16*2, 1 );
importer.SetBufferAsUInt8( &uint8_buffer[0], 2 );
EXPECT_EQ ( "3ef8a08ec90e244fe2a8948b701eafcc1d065712", sitk::Hash( importer.Execute() ) ) << " hash value for vector of uint8";
int8_buffer = std::vector< int8_t >( 16*16*3, -1 );
importer.SetBufferAsInt8( &int8_buffer[0], 3 );
EXPECT_EQ ( "fc1b469729f5a061d4b8b5eb1efba13a7b52d5a7", sitk::Hash( importer.Execute() ) ) << " hash value for vector of int8";
uint16_buffer = std::vector< uint16_t >( 16*16*4, 2 );
importer.SetBufferAsUInt16( &uint16_buffer[0], 4 );
EXPECT_EQ ( "f449215906661bacee88ef886c38f3049d9a232b", sitk::Hash( importer.Execute() ) ) << " hash value for vector of uint16";
int16_buffer = std::vector< int16_t >( 16*16*5, -3 );
importer.SetBufferAsInt16( &int16_buffer[0], 5 );
EXPECT_EQ ( "7bce93764d2393b987ed2b17281073ddb520af46", sitk::Hash( importer.Execute() ) ) << " hash value for vector of int16";
uint32_buffer = std::vector< uint32_t >( 16*16*6, 8 );
importer.SetBufferAsUInt32( &uint32_buffer[0], 6 );
EXPECT_EQ ( "c558884e4bf07ece6a2644307aa3b4eb84be8a11", sitk::Hash( importer.Execute() ) ) << " hash value for vector of uint32";
int32_buffer = std::vector< int32_t >( 16*16*7, -123 );
importer.SetBufferAsInt32( &int32_buffer[0], 7 );
EXPECT_EQ ( "c65dc5820f3691fc4b6b3b9aaba1f506ca3f697e" , sitk::Hash( importer.Execute() ) ) << " hash value for vector of int32";
if ( sitk::sitkVectorUInt64 != sitk::sitkUnknown )
{
uint64_buffer = std::vector< uint64_t >( 16*16*6, 8 );
importer.SetBufferAsUInt64( &uint64_buffer[0], 6 );
EXPECT_EQ ( "cac37cb71f23cd41ed1e2b60d1e325ee8de4ca71", sitk::Hash( importer.Execute() ) ) << " hash value for vector of uint64";
}
if ( sitk::sitkVectorInt64 != sitk::sitkUnknown )
{
int64_buffer = std::vector< int64_t >( 16*16*7, -123 );
importer.SetBufferAsInt64( &int64_buffer[0], 7 );
EXPECT_EQ ( "91a61e519faf128747bf2d2bbd860d4f05d79ac6" , sitk::Hash( importer.Execute() ) ) << " hash value for vector of int64";
}
float_buffer = std::vector< float >( 16*16*8, 1.123f );
importer.SetBufferAsFloat( &float_buffer[0], 8 );
EXPECT_EQ ( "9fb1d83b9c9a5645e7b136761d6924ea7d859284", sitk::Hash( importer.Execute() ) ) << " hash value for vector of float";
double_buffer = std::vector< double >( 16*16*9, 321.123 );
importer.SetBufferAsDouble( &double_buffer[0], 9 );
EXPECT_EQ ( "80514b97613fc659c9ceb45bb44c8a02fec9c4db", sitk::Hash( importer.Execute() ) ) << " hash value for vector of double";
importer.SetSize( std::vector< unsigned int >( 5, 16u ) );
EXPECT_ANY_THROW( importer.Execute() );
importer.SetBufferAsDouble( &double_buffer[0], 0 );
EXPECT_ANY_THROW( importer.Execute() );
}
TEST_F(Import,Procedual) {
sitk::Image img(0,0,sitk::sitkUInt8);
std::vector< unsigned int > size( 2, 16u );
direction2D[0] = direction2D[3] = -1.0;
uint8_buffer = std::vector< uint8_t >( 16*16, 1 );
img = sitk::ImportAsUInt8( &uint8_buffer[0],
size,
spacing2,
origin2,
direction2D );
EXPECT_EQ ( "ac458b067c6b021c7e9358229b636e9d1e4cb154", sitk::Hash( img ) ) << " hash value for uint8";
EXPECT_EQ ( img.GetSpacing(), spacing2 ) << " spacing for uint8";
EXPECT_EQ ( img.GetOrigin(), origin2 ) << " origin for uint8";
EXPECT_EQ ( img.GetDirection(), direction2D ) << " direction for uint8";
int8_buffer = std::vector< int8_t >( 16*16, -1 );
img = sitk::ImportAsInt8( &int8_buffer[0],
size,
spacing2,
origin2,
direction2D );
EXPECT_EQ ( "c744cac6af7621524fc3a2b0a9a135a32b33c81b", sitk::Hash( img ) ) << " hash value for int8";
EXPECT_EQ ( img.GetSpacing(), spacing2 ) << " spacing for int8";
EXPECT_EQ ( img.GetOrigin(), origin2 ) << " origin for int8";
EXPECT_EQ ( img.GetDirection(), direction2D ) << " direction for int8";
uint16_buffer = std::vector< uint16_t >( 16*16, 2 );
img = sitk::ImportAsUInt16( &uint16_buffer[0],
size,
spacing2,
origin2,
direction2D );
EXPECT_EQ ( "adbc44d359d3b3c032629bab34e3ee62c4563223", sitk::Hash( img ) ) << " hash value for uint16";
EXPECT_EQ ( img.GetSpacing(), spacing2 ) << " spacing for uint16";
EXPECT_EQ ( img.GetOrigin(), origin2 ) << " origin for uint16";
EXPECT_EQ ( img.GetDirection(), direction2D ) << " direction for uint16";
int16_buffer = std::vector< int16_t >( 16*16, -3 );
img = sitk::ImportAsInt16( &int16_buffer[0],
size,
spacing2,
origin2,
direction2D );
EXPECT_EQ ( "8111171305e02db2276c7366d117598b1f6789ff", sitk::Hash( img ) ) << " hash value for int16";
EXPECT_EQ ( img.GetSpacing(), spacing2 ) << " spacing for int16";
EXPECT_EQ ( img.GetOrigin(), origin2 ) << " origin for int16";
EXPECT_EQ ( img.GetDirection(), direction2D ) << " direction for int16";
uint32_buffer = std::vector< uint32_t >( 16*16, 8 );
img = sitk::ImportAsUInt32( &uint32_buffer[0],
size,
spacing2,
origin2,
direction2D );
EXPECT_EQ ( "4b710847b34bc5e96520de8a1d7b97563077423c", sitk::Hash( img ) ) << " hash value for uint32";
EXPECT_EQ ( img.GetSpacing(), spacing2 ) << " spacing for uint32";
EXPECT_EQ ( img.GetOrigin(), origin2 ) << " origin for uint32";
EXPECT_EQ ( img.GetDirection(), direction2D ) << " direction for uint32";
int32_buffer = std::vector< int32_t >( 16*16, -123 );
img = sitk::ImportAsInt32( &int32_buffer[0],
size,
spacing2,
origin2,
direction2D );
EXPECT_EQ ( "d5748f3800b837611dc94c089ac7926f2bbea973" , sitk::Hash( img ) ) << " hash value for int32";
EXPECT_EQ ( img.GetSpacing(), spacing2 ) << " spacing for int32";
EXPECT_EQ ( img.GetOrigin(), origin2 ) << " origin for int32";
EXPECT_EQ ( img.GetDirection(), direction2D ) << " direction for int32";
float_buffer = std::vector< float >( 16*16, 1.123f );
img = sitk::ImportAsFloat( &float_buffer[0],
size,
spacing2,
origin2,
direction2D );
EXPECT_EQ ( "8588f5624f56bb55693d54505388dc06b93d2f14", sitk::Hash( img ) ) << " hash value for float";
EXPECT_EQ ( img.GetSpacing(), spacing2 ) << " spacing for float";
EXPECT_EQ ( img.GetOrigin(), origin2 ) << " origin for float";
EXPECT_EQ ( img.GetDirection(), direction2D ) << " direction for float";
double_buffer = std::vector< double >( 16*16, 321.123 );
img = sitk::ImportAsDouble( &double_buffer[0],
size,
spacing2,
origin2,
direction2D );
EXPECT_EQ ( "00393fe0b94729ff0f777ce848104697ce689c70", sitk::Hash( img ) ) << " hash value for double";
EXPECT_EQ ( img.GetSpacing(), spacing2 ) << " spacing for double";
EXPECT_EQ ( img.GetOrigin(), origin2 ) << " origin for float";
EXPECT_EQ ( img.GetDirection(), direction2D ) << " direction for double";
}
|
