swh:1:snp:e6d42e6731ce66e3c09de07ac49964c03139e990
Tip revision: 26b818c8be2be41dd673d938b403c5c7562635de authored by Travis CI on 28 November 2019, 13:55:12 UTC
Deploy code docs to GitHub Pages Travis build: 305
Deploy code docs to GitHub Pages Travis build: 305
Tip revision: 26b818c
itk_image_file_reader_k_w_8hxx_source.html
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<div class="title">itkImageFileReaderKW.hxx</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*=========================================================================</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright Insight Software Consortium</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * you may not use this file except in compliance with the License.</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0.txt</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * limitations under the License.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *=========================================================================*/</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#ifndef itkImageFileReaderKW_hxx</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor"></span><span class="preprocessor">#define itkImageFileReaderKW_hxx</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#include "itkImageFileReaderKW.h"</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "itkObjectFactory.h"</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "itkImageIOFactory.h"</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "itkConvertPixelBuffer.h"</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "itkPixelTraits.h"</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "itkVectorImage.h"</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "itksys/SystemTools.hxx"</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <fstream></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">namespace </span>itk</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> {</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  ::ImageFileReaderKW()</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  {</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  m_ImageIO = ITK_NULLPTR;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  this->SetFileName(<span class="stringliteral">""</span>);</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  m_UserSpecifiedImageIO = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  m_UseStreaming = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  }</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  ::~ImageFileReaderKW()</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  {}</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">void</span> ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  ::PrintSelf(std::ostream & os, Indent indent)<span class="keyword"> const</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  Superclass::PrintSelf(os, indent);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  itkPrintSelfObjectMacro( ImageIO );</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  os << indent << <span class="stringliteral">"UserSpecifiedImageIO flag: "</span> << m_UserSpecifiedImageIO << <span class="stringliteral">"\n"</span>;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  os << indent << <span class="stringliteral">"m_UseStreaming: "</span> << m_UseStreaming << <span class="stringliteral">"\n"</span>;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  }</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">void</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a5f6df1f414ee32ffc1a7042a2ac7769d">ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></a></div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classitk_1_1_image_file_reader_k_w.html#a5f6df1f414ee32ffc1a7042a2ac7769d"> 63</a></span> <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a5f6df1f414ee32ffc1a7042a2ac7769d"> ::SetImageIO</a>(ImageIOBase *imageIO)</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  {</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  itkDebugMacro(<span class="stringliteral">"setting ImageIO to "</span> << imageIO);</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">if</span> ( this->m_ImageIO != imageIO )</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  {</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  this->m_ImageIO = imageIO;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  this->Modified();</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  m_UserSpecifiedImageIO = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">void</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a5fc2235fca283e451de26035fd237cda">ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></a></div>
<div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classitk_1_1_image_file_reader_k_w.html#a5fc2235fca283e451de26035fd237cda"> 77</a></span> <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a5fc2235fca283e451de26035fd237cda"> ::GenerateOutputInformation</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  {</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">typename</span> TOutputImage::Pointer output = this->GetOutput();</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  itkDebugMacro(<< <span class="stringliteral">"Reading file for GenerateOutputInformation()"</span> << this->GetFileName());</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// Check to see if we can read the file given the name or prefix</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">if</span> ( this->GetFileName() == <span class="stringliteral">""</span> )</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  {</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">throw</span> ImageFileReaderException(__FILE__, __LINE__, <span class="stringliteral">"FileName must be specified"</span>, ITK_LOCATION);</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="comment">// Test if the file exists and if it can be opened.</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// An exception will be thrown otherwise.</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">// We catch the exception because some ImageIO's may not actually</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// open a file. Still reports file error if no ImageIO is loaded.</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">try</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  m_ExceptionMessage = <span class="stringliteral">""</span>;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  this->TestFileExistanceAndReadability();</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">catch</span> ( itk::ExceptionObject & err )</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  {</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  m_ExceptionMessage = err.GetDescription();</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  }</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#if !defined(SPECIFIC_IMAGEIO_MODULE_TEST)</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span> <span class="keywordflow">if</span> ( m_UserSpecifiedImageIO == <span class="keyword">false</span> ) <span class="comment">//try creating via factory</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  {</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  m_ImageIO = ImageIOFactory::CreateImageIO(this->GetFileName().c_str(), ImageIOFactory::ReadMode);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">if</span> ( m_ImageIO.IsNull() )</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  std::ostringstream msg;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  msg << <span class="stringliteral">" Could not create IO object for reading file "</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  << this->GetFileName().c_str() << std::endl;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">if</span> ( m_ExceptionMessage.size() )</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  {</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  msg << m_ExceptionMessage;</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  {</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  std::list< LightObject::Pointer > allobjects =</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  ObjectFactoryBase::CreateAllInstance(<span class="stringliteral">"itkImageIOBase"</span>);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">if</span> (allobjects.size() > 0)</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  msg << <span class="stringliteral">" Tried to create one of the following:"</span> << std::endl;</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">for</span> ( std::list< LightObject::Pointer >::iterator i = allobjects.begin();</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  i != allobjects.end(); ++i )</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  ImageIOBase *io = <span class="keyword">dynamic_cast<</span> ImageIOBase * <span class="keyword">></span>( i->GetPointer() );</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  msg << <span class="stringliteral">" "</span> << io->GetNameOfClass() << std::endl;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  msg << <span class="stringliteral">" You probably failed to set a file suffix, or"</span> << std::endl;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  msg << <span class="stringliteral">" set the suffix to an unsupported type."</span> << std::endl;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  }</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  {</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  msg << <span class="stringliteral">" There are no registered IO factories."</span> << std::endl;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  msg << <span class="stringliteral">" Please visit https://www.itk.org/Wiki/ITK/FAQ#NoFactoryException to diagnose the problem."</span> << std::endl;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  }</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  }</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  ImageFileReaderException e(__FILE__, __LINE__, msg.str().c_str(), ITK_LOCATION);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">throw</span> e;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  }</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="comment">// Got to allocate space for the image. Determine the characteristics of</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">// the image.</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  m_ImageIO->SetFileName( this->GetFileName().c_str() );</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  m_ImageIO->ReadImageInformation();</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a7a7f4acf918af20f820cdb57ab4ae18d">SizeType</a> dimSize;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">double</span> spacing[TOutputImage::ImageDimension];</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordtype">double</span> origin[TOutputImage::ImageDimension];</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keyword">typename</span> TOutputImage::DirectionType direction;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  std::vector< std::vector< double > > directionIO;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> numberOfDimensionsIO = m_ImageIO->GetNumberOfDimensions();</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span> ( numberOfDimensionsIO > TOutputImage::ImageDimension )</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  {</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> k = 0; k < numberOfDimensionsIO; ++k )</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  {</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  directionIO.push_back( m_ImageIO->GetDefaultDirection(k) );</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  {</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> k = 0; k < numberOfDimensionsIO; ++k )</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  {</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  directionIO.push_back( m_ImageIO->GetDirection(k) );</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  }</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  std::vector< double > axis;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i < TOutputImage::ImageDimension; ++i )</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  {</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">if</span> ( i < numberOfDimensionsIO )</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  {</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  dimSize[i] = m_ImageIO->GetDimensions(i);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  spacing[i] = m_ImageIO->GetSpacing(i);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// KW hack</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">if</span> (spacing[i] == 0) {</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  spacing[i] = 1;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  }</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  origin[i] = m_ImageIO->GetOrigin(i);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// Please note: direction cosines are stored as columns of the</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// direction matrix</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  axis = directionIO[i];</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> j = 0; j < TOutputImage::ImageDimension; ++j )</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  {</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">if</span> ( j < numberOfDimensionsIO )</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  {</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  direction[j][i] = axis[j];</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  }</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  direction[j][i] = 0.0;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  }</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  }</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  {</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="comment">// Number of dimensions in the output is more than number of dimensions</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">// in the ImageIO object (the file). Use default values for the size,</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">// spacing, origin and direction for the final (degenerate) dimensions.</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  dimSize[i] = 1;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  spacing[i] = 1.0;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  origin[i] = 0.0;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> j = 0; j < TOutputImage::ImageDimension; ++j )</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  {</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">if</span> ( i == j )</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  {</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  direction[j][i] = 1.0;</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  }</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  {</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  direction[j][i] = 0.0;</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  }</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// Spacing is expected to be greater than 0</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// If negative, flip image direction along this axis.</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i < TOutputImage::ImageDimension; ++i )</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  {</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span>(spacing[i] < 0)</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  {</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  spacing[i] = -spacing[i];</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> j = 0; j < TOutputImage::ImageDimension; ++j )</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  {</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  direction[j][i] = -direction[j][i];</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  }</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  }</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  output->SetSpacing(spacing); <span class="comment">// Set the image spacing</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  output->SetOrigin(origin); <span class="comment">// Set the image origin</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  output->SetDirection(direction); <span class="comment">// Set the image direction cosines</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> </div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">//Copy MetaDataDictionary from instantiated reader to output image.</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  output->SetMetaDataDictionary( m_ImageIO->GetMetaDataDictionary() );</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  this->SetMetaDataDictionary( m_ImageIO->GetMetaDataDictionary() );</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a9daa1ecf6fe0192e6ea86f9bf9785912">IndexType</a> start;</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  start.Fill(0);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> </div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#aeb29601addf7afcf200728eafc93dccd">ImageRegionType</a> region;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  region.SetSize(dimSize);</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  region.SetIndex(start);</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="comment">// If a VectorImage, this requires us to set the</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="comment">// VectorLength before allocate</span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">if</span> ( strcmp(output->GetNameOfClass(), <span class="stringliteral">"VectorImage"</span>) == 0 )</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  {</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> TOutputImage::AccessorFunctorType AccessorFunctorType;</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  AccessorFunctorType::SetVectorLength( output, m_ImageIO->GetNumberOfComponents() );</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  }</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  output->SetLargestPossibleRegion(region);</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordtype">void</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a68e1c6d1289530941de1424844f481b5">ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></a></div>
<div class="line"><a name="l00272"></a><span class="lineno"><a class="line" href="classitk_1_1_image_file_reader_k_w.html#a68e1c6d1289530941de1424844f481b5"> 272</a></span> <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a68e1c6d1289530941de1424844f481b5"> ::TestFileExistanceAndReadability</a>()</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  {</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// Test if the file exists.</span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">if</span> ( !itksys::SystemTools::FileExists( this->GetFileName().c_str() ) )</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  {</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  ImageFileReaderException e(__FILE__, __LINE__);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  std::ostringstream msg;</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  msg << <span class="stringliteral">"The file doesn't exist. "</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  << std::endl << <span class="stringliteral">"Filename = "</span> << this->GetFileName()</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  << std::endl;</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  e.SetDescription( msg.str().c_str() );</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordflow">throw</span> e;</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  }</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment">// Test if the file can be open for reading access.</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  std::ifstream readTester;</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  readTester.open( this->GetFileName().c_str() );</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">if</span> ( readTester.fail() )</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  {</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  readTester.close();</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  std::ostringstream msg;</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  msg << <span class="stringliteral">"The file couldn't be opened for reading. "</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  << std::endl << <span class="stringliteral">"Filename: "</span> << this->GetFileName()</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  << std::endl;</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  ImageFileReaderException e(__FILE__, __LINE__, msg.str().c_str(), ITK_LOCATION);</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">throw</span> e;</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  readTester.close();</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  }</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordtype">void</span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a313f37f91aad5e0c91fe9b37b9f1e156">ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></a></div>
<div class="line"><a name="l00307"></a><span class="lineno"><a class="line" href="classitk_1_1_image_file_reader_k_w.html#a313f37f91aad5e0c91fe9b37b9f1e156"> 307</a></span> <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a313f37f91aad5e0c91fe9b37b9f1e156"> ::EnlargeOutputRequestedRegion</a>(DataObject *output)</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  {</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  itkDebugMacro (<< <span class="stringliteral">"Starting EnlargeOutputRequestedRegion() "</span>);</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keyword">typename</span> TOutputImage::Pointer out = <span class="keyword">dynamic_cast<</span> TOutputImage * <span class="keyword">></span>( output );</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keyword">typename</span> TOutputImage::RegionType largestRegion = out->GetLargestPossibleRegion();</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#aeb29601addf7afcf200728eafc93dccd">ImageRegionType</a> streamableRegion;</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// The following code converts the ImageRegion (templated over dimension)</span></div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">// into an ImageIORegion (not templated over dimension).</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#aeb29601addf7afcf200728eafc93dccd">ImageRegionType</a> imageRequestedRegion = out->GetRequestedRegion();</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  ImageIORegion ioRequestedRegion(TOutputImage::ImageDimension);</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keyword">typedef</span> ImageIORegionAdaptor< TOutputImage::ImageDimension > ImageIOAdaptor;</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> </div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  ImageIOAdaptor::Convert( imageRequestedRegion, ioRequestedRegion, largestRegion.GetIndex() );</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> </div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="comment">// Tell the IO if we should use streaming while reading</span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  m_ImageIO->SetUseStreamedReading(m_UseStreaming);</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment">// Delegate to the ImageIO the computation of how the</span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment">// requested region must be enlarged.</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  m_ActualIORegion =</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  m_ImageIO->GenerateStreamableReadRegionFromRequestedRegion(ioRequestedRegion);</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">// the m_ActualIORegion may be more dimensions then the output</span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="comment">// Image, in which case we still need to read this larger region to</span></div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">// support reading the "first slice" of a larger image</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="comment">// see bug 9212</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> </div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="comment">// convert the IORegion to a ImageRegion (which is dimension templated)</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="comment">// if the ImageIO must read a higher dimension region, this will</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="comment">// truncate the last dimensions</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  ImageIOAdaptor::Convert( m_ActualIORegion, streamableRegion, largestRegion.GetIndex() );</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="comment">// Check whether the imageRequestedRegion is fully contained inside the</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="comment">// streamable region. Since, ImageRegion::IsInside regards zero</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="comment">// sized regions, as not being inside any other region, we must</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="comment">// specially check this condition to enable zero sized regions to</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="comment">// pass the region propagation phase of the pipeline.</span></div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">if</span> ( !streamableRegion.IsInside(imageRequestedRegion)</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  && imageRequestedRegion.GetNumberOfPixels() != 0 )</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  {</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="comment">// we must use a InvalidRequestedRegionError since</span></div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="comment">// DataObject::PropagateRequestedRegion() has an exception</span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="comment">// specification</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  std::ostringstream message;</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  message << <span class="stringliteral">"ImageIO returns IO region that does not fully contain the requested region"</span></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  << <span class="stringliteral">"Requested region: "</span> << imageRequestedRegion</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  << <span class="stringliteral">"StreamableRegion region: "</span> << streamableRegion;</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  InvalidRequestedRegionError e(__FILE__, __LINE__);</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  e.SetLocation(ITK_LOCATION);</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  e.SetDescription( message.str().c_str() );</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">throw</span> e;</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  }</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> </div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  itkDebugMacro (</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  << <span class="stringliteral">"RequestedRegion is set to:"</span> << streamableRegion << <span class="stringliteral">" while the m_ActualIORegion is: "</span> << m_ActualIORegion);</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  out->SetRequestedRegion(streamableRegion);</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  }</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> </div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordtype">void</span> <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a1096f13bf512a24092565fa6a3a82508">ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></a></div>
<div class="line"><a name="l00370"></a><span class="lineno"><a class="line" href="classitk_1_1_image_file_reader_k_w.html#a1096f13bf512a24092565fa6a3a82508"> 370</a></span> <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a1096f13bf512a24092565fa6a3a82508"> ::GenerateData</a>()</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  {</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  this->UpdateProgress( 0.0f );</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keyword">typename</span> TOutputImage::Pointer output = this->GetOutput();</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  itkDebugMacro (<< <span class="stringliteral">"ImageFileReaderKW::GenerateData() \n"</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  << <span class="stringliteral">"Allocating the buffer with the EnlargedRequestedRegion \n"</span></div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  << output->GetRequestedRegion() << <span class="stringliteral">"\n"</span>);</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> </div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="comment">// allocated the output image to the size of the enlarge requested region</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  this->AllocateOutputs();</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="comment">// Test if the file exists and if it can be opened.</span></div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="comment">// An exception will be thrown otherwise, since we can't</span></div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="comment">// successfully read the file. We catch the exception because some</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="comment">// ImageIO's may not actually open a file. Still</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="comment">// reports file error if no ImageIO is loaded.</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">try</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  {</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  m_ExceptionMessage = <span class="stringliteral">""</span>;</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  this->TestFileExistanceAndReadability();</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">catch</span> ( itk::ExceptionObject & err )</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  {</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  m_ExceptionMessage = err.GetDescription();</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> </div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">// Tell the ImageIO to read the file</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  m_ImageIO->SetFileName( this->GetFileName().c_str() );</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> </div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  itkDebugMacro (<< <span class="stringliteral">"Setting imageIO IORegion to: "</span> << m_ActualIORegion);</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  m_ImageIO->SetIORegion(m_ActualIORegion);</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordtype">char</span> *loadBuffer = ITK_NULLPTR;</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="comment">// the size of the buffer is computed based on the actual number of</span></div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="comment">// pixels to be read and the actual size of the pixels to be read</span></div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="comment">// (as opposed to the sizes of the output)</span></div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordtype">size_t</span> sizeOfActualIORegion = m_ActualIORegion.GetNumberOfPixels()</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  * ( m_ImageIO->GetComponentSize() * m_ImageIO->GetNumberOfComponents() );</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> </div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">try</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  {</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  ImageIOBase::IOComponentType ioType =</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  ImageIOBase</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  ::MapPixelType< typename ConvertPixelTraits::ComponentType >::CType;</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">if</span> ( m_ImageIO->GetComponentType() != ioType</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  || ( m_ImageIO->GetNumberOfComponents() !=</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  ConvertPixelTraits::GetNumberOfComponents() ) )</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  {</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="comment">// the pixel types don't match so a type conversion needs to be</span></div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="comment">// performed</span></div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  itkDebugMacro( << <span class="stringliteral">"Buffer conversion required from: "</span></div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  << m_ImageIO->GetComponentTypeAsString(m_ImageIO->GetComponentType())</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  << <span class="stringliteral">" to: "</span></div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  << m_ImageIO->GetComponentTypeAsString(ioType)</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  << <span class="stringliteral">" ConvertPixelTraits::NumComponents "</span></div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  << ConvertPixelTraits::GetNumberOfComponents()</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  << <span class="stringliteral">" m_ImageIO->NumComponents "</span></div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  << m_ImageIO->GetNumberOfComponents() );</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> </div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  loadBuffer = <span class="keyword">new</span> <span class="keywordtype">char</span>[sizeOfActualIORegion];</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  m_ImageIO->Read( static_cast< void * >( loadBuffer ) );</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> </div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="comment">// See note below as to why the buffered region is needed and</span></div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="comment">// not actualIOregion</span></div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  this->DoConvertBuffer( static_cast< void * >( loadBuffer ),</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  output->GetBufferedRegion().GetNumberOfPixels() );</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  }</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( m_ActualIORegion.GetNumberOfPixels() !=</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  output->GetBufferedRegion().GetNumberOfPixels() )</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  {</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="comment">// NOTE:</span></div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="comment">// for the number of pixels read and the number of pixels</span></div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="comment">// requested to not match, the dimensions of the two regions may</span></div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="comment">// be different, therefore we buffer and copy the pixels</span></div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> </div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  itkDebugMacro(<< <span class="stringliteral">"Buffer required because file dimension is greater then image dimension"</span>);</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> </div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a3bc68922731e94450245260bc9eced45">OutputImagePixelType</a> *outputBuffer = output->GetPixelContainer()->GetBufferPointer();</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> </div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  loadBuffer = <span class="keyword">new</span> <span class="keywordtype">char</span>[sizeOfActualIORegion];</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  m_ImageIO->Read( static_cast< void * >( loadBuffer ) );</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> </div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="comment">// we use std::copy here as it should be optimized to memcpy for</span></div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="comment">// plain old data, but still is oop</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  std::copy(reinterpret_cast< const OutputImagePixelType * >( loadBuffer ),</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  reinterpret_cast< const OutputImagePixelType * >( loadBuffer ) + output->GetBufferedRegion().GetNumberOfPixels(),</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  outputBuffer);</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  }</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  {</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  itkDebugMacro(<< <span class="stringliteral">"No buffer conversion required."</span>);</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> </div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a3bc68922731e94450245260bc9eced45">OutputImagePixelType</a> *outputBuffer = output->GetPixelContainer()->GetBufferPointer();</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  m_ImageIO->Read(outputBuffer);</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  }</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  }</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordflow">catch</span> ( ... )</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  {</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">// if an exception is thrown catch it</span></div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> </div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="comment">// clean up</span></div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keyword">delete</span>[] loadBuffer;</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  loadBuffer = ITK_NULLPTR;</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> </div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="comment">// then rethrow</span></div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="keywordflow">throw</span>;</div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  }</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> </div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  this->UpdateProgress( 1.0f );</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span> </div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="comment">// clean up</span></div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keyword">delete</span>[] loadBuffer;</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  loadBuffer = ITK_NULLPTR;</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  }</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> </div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> TOutputImage, <span class="keyword">typename</span> ConvertPixelTraits ></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keywordtype">void</span></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a36590b67313b769b377ab84dab64e6dc">ImageFileReaderKW< TOutputImage, ConvertPixelTraits ></a></div>
<div class="line"><a name="l00491"></a><span class="lineno"><a class="line" href="classitk_1_1_image_file_reader_k_w.html#a36590b67313b769b377ab84dab64e6dc"> 491</a></span> <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a36590b67313b769b377ab84dab64e6dc"> ::DoConvertBuffer</a>(<span class="keywordtype">void</span> *inputData,</div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="keywordtype">size_t</span> numberOfPixels)</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  {</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="comment">// get the pointer to the destination buffer</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <a class="code" href="classitk_1_1_image_file_reader_k_w.html#a3bc68922731e94450245260bc9eced45">OutputImagePixelType</a> *outputData =</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  this->GetOutput()->GetPixelContainer()->GetBufferPointer();</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keywordtype">bool</span> isVectorImage(strcmp(this->GetOutput()->GetNameOfClass(),</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="stringliteral">"VectorImage"</span>) == 0);</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="comment">// TODO:</span></div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="comment">// Pass down the PixelType (RGB, VECTOR, etc.) so that any vector to</span></div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="comment">// scalar conversion be type specific. i.e. RGB to scalar would use</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="comment">// a formula to convert to luminance, VECTOR to scalar would use</span></div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment">// vector magnitude.</span></div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> </div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="comment">// Create a macro as this code is a bit lengthy and repetitive</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="comment">// if the ImageIO pixel type is typeid(type) then use the ConvertPixelBuffer</span></div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="comment">// class to convert the data block to TOutputImage's pixel type</span></div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="comment">// see DefaultConvertPixelTraits and ConvertPixelBuffer</span></div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> </div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="comment">// The first else if block applies only to images of type itk::VectorImage</span></div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="comment">// VectorImage needs to copy out the buffer differently.. The buffer is of</span></div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="comment">// type InternalPixelType, but each pixel is really 'k' consecutive pixels.</span></div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> </div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="preprocessor">#define ITK_CONVERT_BUFFER_IF_BLOCK(_CType,type) \</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> <span class="preprocessor"> else if(m_ImageIO->GetComponentType() == _CType) \</span></div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> <span class="preprocessor"> { \</span></div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> <span class="preprocessor"> if (isVectorImage) \</span></div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="preprocessor"> { \</span></div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="preprocessor"> ConvertPixelBuffer<type, \</span></div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="preprocessor"> OutputImagePixelType, \</span></div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="preprocessor"> ConvertPixelTraits \</span></div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span> <span class="preprocessor"> > \</span></div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span> <span class="preprocessor"> ::ConvertVectorImage(static_cast< type * >( inputData ), \</span></div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span> <span class="preprocessor"> m_ImageIO->GetNumberOfComponents(), \</span></div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span> <span class="preprocessor"> outputData, \</span></div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span> <span class="preprocessor"> numberOfPixels); \</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span> <span class="preprocessor"> else \</span></div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> <span class="preprocessor"> { \</span></div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span> <span class="preprocessor"> ConvertPixelBuffer<type, \</span></div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span> <span class="preprocessor"> OutputImagePixelType, \</span></div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span> <span class="preprocessor"> ConvertPixelTraits \</span></div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span> <span class="preprocessor"> > \</span></div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span> <span class="preprocessor"> ::Convert(static_cast< type * >( inputData ), \</span></div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> <span class="preprocessor"> m_ImageIO->GetNumberOfComponents(), \</span></div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span> <span class="preprocessor"> outputData, \</span></div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span> <span class="preprocessor"> numberOfPixels); \</span></div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> <span class="preprocessor"> }</span></div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="keywordflow">if</span>(0) {}</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::UCHAR,<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>)</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::CHAR,<span class="keywordtype">char</span>)</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::USHORT,<span class="keywordtype">unsigned</span> <span class="keywordtype">short</span>)</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::SHORT,<span class="keywordtype">short</span>)</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::UINT,<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)</div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::INT,<span class="keywordtype">int</span>)</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::ULONG,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>)</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::LONG,<span class="keywordtype">long</span>)</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::FLOAT,<span class="keywordtype">float</span>)</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::DOUBLE,<span class="keywordtype">double</span>)</div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  {</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span> <span class="preprocessor">#define TYPENAME(x) \</span></div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span> <span class="preprocessor"> m_ImageIO->GetComponentTypeAsString \</span></div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span> <span class="preprocessor"> (ImageIOBase::MapPixelType<x>::CType)</span></div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  ImageFileReaderException e(__FILE__, __LINE__);</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  std::ostringstream msg;</div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  msg << <span class="stringliteral">"Couldn't convert component type: "</span></div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  << std::endl << <span class="stringliteral">" "</span></div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  << m_ImageIO->GetComponentTypeAsString( m_ImageIO->GetComponentType() )</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  << std::endl << <span class="stringliteral">"to one of: "</span></div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> )</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">char</span> )</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> )</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">short</span> )</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> )</div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">int</span> )</div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> )</div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">long</span> )</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">float</span> )</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  << std::endl << <span class="stringliteral">" "</span> << TYPENAME( <span class="keywordtype">double</span> )</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  << std::endl;</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  e.SetDescription( msg.str().c_str() );</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  e.SetLocation(ITK_LOCATION);</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keywordflow">throw</span> e;</div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  }</div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span> <span class="preprocessor">#undef ITK_CONVERT_BUFFER_IF_BLOCK</span></div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> <span class="preprocessor"></span> }</div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span> } <span class="comment">//namespace ITK</span></div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> </div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span> <span class="preprocessor">#endif</span></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a3bc68922731e94450245260bc9eced45"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a3bc68922731e94450245260bc9eced45">itk::ImageFileReaderKW::OutputImagePixelType</a></div><div class="ttdeci">TOutputImage::InternalPixelType OutputImagePixelType</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.h:100</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_aeb29601addf7afcf200728eafc93dccd"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#aeb29601addf7afcf200728eafc93dccd">itk::ImageFileReaderKW::ImageRegionType</a></div><div class="ttdeci">TOutputImage::RegionType ImageRegionType</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.h:97</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a7a7f4acf918af20f820cdb57ab4ae18d"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a7a7f4acf918af20f820cdb57ab4ae18d">itk::ImageFileReaderKW::SizeType</a></div><div class="ttdeci">TOutputImage::SizeType SizeType</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.h:91</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a5fc2235fca283e451de26035fd237cda"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a5fc2235fca283e451de26035fd237cda">itk::ImageFileReaderKW::GenerateOutputInformation</a></div><div class="ttdeci">virtual void GenerateOutputInformation(void) ITK_OVERRIDE</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.hxx:77</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a1096f13bf512a24092565fa6a3a82508"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a1096f13bf512a24092565fa6a3a82508">itk::ImageFileReaderKW::GenerateData</a></div><div class="ttdeci">virtual void GenerateData() ITK_OVERRIDE</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.hxx:370</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a313f37f91aad5e0c91fe9b37b9f1e156"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a313f37f91aad5e0c91fe9b37b9f1e156">itk::ImageFileReaderKW::EnlargeOutputRequestedRegion</a></div><div class="ttdeci">virtual void EnlargeOutputRequestedRegion(DataObject *output) ITK_OVERRIDE</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.hxx:307</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a68e1c6d1289530941de1424844f481b5"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a68e1c6d1289530941de1424844f481b5">itk::ImageFileReaderKW::TestFileExistanceAndReadability</a></div><div class="ttdeci">void TestFileExistanceAndReadability()</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.hxx:272</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a5f6df1f414ee32ffc1a7042a2ac7769d"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a5f6df1f414ee32ffc1a7042a2ac7769d">itk::ImageFileReaderKW::SetImageIO</a></div><div class="ttdeci">void SetImageIO(ImageIOBase *imageIO)</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.hxx:63</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a9daa1ecf6fe0192e6ea86f9bf9785912"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a9daa1ecf6fe0192e6ea86f9bf9785912">itk::ImageFileReaderKW::IndexType</a></div><div class="ttdeci">TOutputImage::IndexType IndexType</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.h:94</div></div>
<div class="ttc" id="classitk_1_1_image_file_reader_k_w_html_a36590b67313b769b377ab84dab64e6dc"><div class="ttname"><a href="classitk_1_1_image_file_reader_k_w.html#a36590b67313b769b377ab84dab64e6dc">itk::ImageFileReaderKW::DoConvertBuffer</a></div><div class="ttdeci">void DoConvertBuffer(void *buffer, size_t numberOfPixels)</div><div class="ttdef"><b>Definition:</b> itkImageFileReaderKW.hxx:491</div></div>
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