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/*=========================================================================
*
* 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 "itkMetaImageIO.h"
#include "itkImageIOFactory.h" // required to instantiate an instance of ImageIOBase
#define SPECIFIC_IMAGEIO_MODULE_TEST
// Macro to check that two arrays have the same size at compile time. It doesn't compile if they don't
// as it tries to create an array of size(-1)
// https://scaryreasoner.wordpress.com/2009/02/28/checking-sizeof-at-compile-time/
#define CHECK_ARRAYS_HAVE_SAME_SIZE_AT_COMPILE_TIME(array1, array2)\
((void)sizeof(char[1 - 2*!!( sizeof(array1) / sizeof(*array1) - sizeof(array2) / sizeof(*array2) )]))
int itkImageIOBaseTest( int , char * [] )
{
itk::MetaImageIO::Pointer reader = itk::MetaImageIO::New();
reader->SetNumberOfDimensions(3);
bool gotException = false;
try
{
reader->SetDimensions(3,1);
}
catch ( itk::ExceptionObject& e )
{
std::cerr << "Caught expected exception " << e << std::endl;
gotException = true;
}
if (!gotException)
{
std::cerr << "Failed to catch expected exception in method SetDimensions"
<< std::endl;
return EXIT_FAILURE;
}
gotException = false;
try
{
reader->SetOrigin(3,1.0);
}
catch ( itk::ExceptionObject& e )
{
std::cerr << "Caught expected exception " << e << std::endl;
gotException = true;
}
if (!gotException)
{
std::cerr << "Failed to catch expected exception in method SetOrigin"
<< std::endl;
return EXIT_FAILURE;
}
gotException = false;
try
{
reader->SetSpacing(3,1.0);
}
catch ( itk::ExceptionObject& e )
{
std::cerr << "Caught expected exception " << e << std::endl;
gotException = true;
}
if (!gotException)
{
std::cerr << "Failed to catch expected exception in method SetSpacing"
<< std::endl;
return EXIT_FAILURE;
}
gotException = false;
try
{
std::vector<double> direction(3);
direction[0] = 1.0;
direction[1] = 1.0;
direction[2] = 1.0;
reader->SetDirection(3,direction);
}
catch ( itk::ExceptionObject& e )
{
std::cerr << "Caught expected exception " << e << std::endl;
gotException = true;
}
if (!gotException)
{
std::cerr << "Failed to catch expected exception in method SetDirection"
<< std::endl;
return EXIT_FAILURE;
}
gotException = false;
try
{
vnl_vector<double> direction(3);
direction[0] = 1.0;
direction[1] = 1.0;
direction[2] = 1.0;
reader->SetDirection(3,direction);
}
catch ( itk::ExceptionObject& e )
{
std::cerr << "Caught expected exception " << e << std::endl;
gotException = true;
}
if (!gotException)
{
std::cerr << "Failed to catch expected exception in method SetDirection"
<< std::endl;
return EXIT_FAILURE;
}
{ // Test string <-> type conversions
itk::ImageIOBase::IOComponentType listComponentType[] = {itk::ImageIOBase::UNKNOWNCOMPONENTTYPE,
itk::ImageIOBase::UCHAR, itk::ImageIOBase::CHAR,
itk::ImageIOBase::USHORT, itk::ImageIOBase::SHORT,
itk::ImageIOBase::UINT, itk::ImageIOBase::INT,
itk::ImageIOBase::ULONG, itk::ImageIOBase::LONG,
itk::ImageIOBase::FLOAT, itk::ImageIOBase::DOUBLE};
const char* listComponentTypeString[] = {"unknown", "unsigned_char", "char", "unsigned_short", "short", "unsigned_int", "int",
"unsigned_long", "long", "float", "double"};
itk::ImageIOBase::IOPixelType listIOPixelType[] = {itk::ImageIOBase::UNKNOWNPIXELTYPE,itk::ImageIOBase::SCALAR,
itk::ImageIOBase::RGB, itk::ImageIOBase::RGBA,
itk::ImageIOBase::OFFSET, itk::ImageIOBase::VECTOR,
itk::ImageIOBase::POINT, itk::ImageIOBase::COVARIANTVECTOR,
itk::ImageIOBase::SYMMETRICSECONDRANKTENSOR,
itk::ImageIOBase::DIFFUSIONTENSOR3D, itk::ImageIOBase::COMPLEX,
itk::ImageIOBase::FIXEDARRAY, itk::ImageIOBase::MATRIX};
const char* listIOPixelTypeString[] = {"unknown", "scalar", "rgb", "rgba", "offset", "vector", "point", "covariant_vector",
"symmetric_second_rank_tensor", "diffusion_tensor_3D", "complex",
"fixed_array", "matrix"};
CHECK_ARRAYS_HAVE_SAME_SIZE_AT_COMPILE_TIME(listComponentTypeString, listComponentType);
CHECK_ARRAYS_HAVE_SAME_SIZE_AT_COMPILE_TIME(listIOPixelType, listIOPixelTypeString);
size_t listComponentSize = sizeof(listComponentType) / sizeof(*listComponentType);
size_t listPixelSize = sizeof(listIOPixelType) / sizeof(*listIOPixelType);
{ // Test the static version of the string <-> type conversions
for(size_t i = 0; i < listComponentSize; ++i)
{
std::string componentTypeString = itk::ImageIOBase::GetComponentTypeAsString(listComponentType[i]);
if(componentTypeString.compare(listComponentTypeString[i]) != 0)
{
std::cerr << "GetComponentTypeAsString("<<listComponentType[i]<<") should return '"<<listComponentTypeString[i]<<"'"
<< std::endl;
return EXIT_FAILURE;
}
}
for(size_t i = 0; i < listPixelSize; ++i)
{
std::string pixelTypeString = itk::ImageIOBase::GetPixelTypeAsString(listIOPixelType[i]);
if(pixelTypeString.compare(listIOPixelTypeString[i]) != 0)
{
std::cerr << "GetPixelTypeAsString("<< listIOPixelType[i] <<") should return '"<< listIOPixelTypeString[i] <<"'"
<< std::endl;
return EXIT_FAILURE;
}
}
for(size_t i = 0; i < listComponentSize; ++i)
{
itk::ImageIOBase::IOComponentType componentType = itk::ImageIOBase::GetComponentTypeFromString(listComponentTypeString[i]);
if(componentType != listComponentType[i])
{
std::cerr << "GetComponentTypeFromString('"<< listComponentTypeString[i] <<"') should return " << listComponentType[i]
<< std::endl;
return EXIT_FAILURE;
}
}
for(size_t i = 0; i < listPixelSize; ++i)
{
itk::ImageIOBase::IOPixelType pixelType = itk::ImageIOBase::GetPixelTypeFromString(listIOPixelTypeString[i]);
if(pixelType != listIOPixelType[i])
{
std::cerr << "GetPixelTypeFromString('"<< listIOPixelTypeString[i] << "') should return " << listIOPixelType[i]
<< std::endl;
return EXIT_FAILURE;
}
}
}// end Test the static version of the string <-> type conversions
// Test the non-static version of the string <-> type conversions
{
// Create an instance of ImageIOBase. It does not matter that 'test' is not a valid image to read,
// we just want the ImageIOBase object.
itk::ImageIOBase::Pointer imageIOBase = itk::ImageIOFactory::CreateImageIO(
"test", itk::ImageIOFactory::ReadMode);
for(size_t i = 0; i < listComponentSize; ++i)
{
std::string componentTypeString = imageIOBase->GetComponentTypeAsString(listComponentType[i]);
if(componentTypeString.compare(listComponentTypeString[i]) != 0)
{
std::cerr << "GetComponentTypeAsString("<< listComponentType[i] <<") should return '" << listComponentTypeString[i] <<"'"
<< std::endl;
return EXIT_FAILURE;
}
}
for(size_t i = 0; i < listPixelSize; ++i)
{
std::string pixelTypeString = imageIOBase->GetPixelTypeAsString(listIOPixelType[i]);
if(pixelTypeString.compare(listIOPixelTypeString[i]) != 0)
{
std::cerr << "GetPixelTypeAsString("<< listIOPixelType[i] <<") should return " << listIOPixelTypeString[i]
<< std::endl;
return EXIT_FAILURE;
}
}
for(size_t i = 0; i < listComponentSize; ++i)
{
itk::ImageIOBase::IOComponentType componentType = imageIOBase->GetComponentTypeFromString(listComponentTypeString[i]);
if(componentType != listComponentType[i])
{
std::cerr << "GetComponentTypeFromString('" << listComponentTypeString[i] << "') should return " << listComponentType[i]
<< std::endl;
return EXIT_FAILURE;
}
}
for(size_t i = 0; i < listPixelSize; ++i)
{
itk::ImageIOBase::IOPixelType pixelType = imageIOBase->GetPixelTypeFromString(listIOPixelTypeString[i]);
if(pixelType != listIOPixelType[i])
{
std::cerr << "GetPixelTypeFromString('"<< listIOPixelTypeString[i] <<"') should return " << listIOPixelType[i]
<< std::endl;
return EXIT_FAILURE;
}
}
}// end Test the non-static version of the string <-> type conversions
}
return EXIT_SUCCESS;
}
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