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<a href="helpers_8h.xhtml">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Copyright (c) 2016-2018 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * of this software and associated documentation files (the &quot;Software&quot;), to</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * deal in the Software without restriction, including without limitation the</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#ifndef ARM_COMPUTE_HELPER_H</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#define ARM_COMPUTE_HELPER_H</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#if defined(ARM_COMPUTE_OPENCL_FP16_ENABLED)</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#pragma OPENCL EXTENSION cl_khr_fp16 : enable</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#endif // defined(ARM_COMPUTE_OPENCL_FP16_ENABLED)</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#if defined(ARM_COMPUTE_DEBUG_ENABLED)</span></div><div class="line"><a name="l00032"></a><span cla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)))</span></div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a28b2b123792a5b11a32cb05a6d327437">   60</a></span>&#160;<span class="preprocessor">#define CONVERT_SAT_ROUND(x, type, round) CONVERT_SAT_ROUND_STR(x, type, round)</span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a40a6eb9f2a7712f08d6bb8ff6c9e6ca7">   62</a></span>&#160;<span class="preprocessor">#define VECTOR_DECLARATION(name)     \</span></div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="preprocessor">    __global uchar *name##_ptr,      \</span></div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="preprocessor">    uint        name##_stride_x, \</span></div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;<span class="preprocessor">    uint        name##_step_x,   \</span></div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="preprocessor">    uint        name##_offset_first_element_in_bytes</span></div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a22f42fcf2077d951271df83b55c1a71a">   68</a></span>&#160;<span class="preprocessor">#define IMAGE_DECLARATION(name)      \</span></div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="preprocessor">    __global uchar *name##_ptr,      \</span></div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="preprocessor">    uint        name##_stride_x, \</span></div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="preprocessor">    uint        name##_step_x,   \</span></div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="preprocessor">    uint        name##_stride_y, \</span></div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="preprocessor">    uint        name##_step_y,   \</span></div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;<span class="preprocessor">    uint        name##_offset_first_element_in_bytes</span></div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a6b83038822d1ae7ab619b684ed3b7fc0">   76</a></span>&#160;<span class="preprocessor">#define TENSOR3D_DECLARATION(name)   \</span></div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="preprocessor">    __global uchar *name##_ptr,      \</span></div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="preprocessor">    uint        name##_stride_x, \</span></div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="preprocessor">    uint        name##_step_x,   \</span></div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="preprocessor">    uint        name##_stride_y, \</span></div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="preprocessor">    uint        name##_step_y,   \</span></div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="preprocessor">    uint        name##_stride_z, \</span></div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="preprocessor">    uint        name##_step_z,   \</span></div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;<span class="preprocessor">    uint        name##_offset_first_element_in_bytes</span></div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;</div><div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a481bdc6d61b3df9dcdbdb244f0f97790">   86</a></span>&#160;<span class="preprocessor">#define TENSOR4D_DECLARATION(name)   \</span></div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="preprocessor">    __global uchar *name##_ptr,      \</span></div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;<span class="preprocessor">    uint        name##_stride_x, \</span></div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="preprocessor">    uint        name##_step_x,   \</span></div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="preprocessor">    uint        name##_stride_y, \</span></div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="preprocessor">    uint        name##_step_y,   \</span></div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;<span class="preprocessor">    uint        name##_stride_z, \</span></div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="preprocessor">    uint        name##_step_z,   \</span></div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;<span class="preprocessor">    uint        name##_stride_w, \</span></div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;<span class="preprocessor">    uint        name##_step_w,   \</span></div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;<span class="preprocessor">    uint        name##_offset_first_element_in_bytes</span></div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div><div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a527bfdf5eeb306f1cf01c4a8e29f38e0">   98</a></span>&#160;<span class="preprocessor">#define CONVERT_TO_VECTOR_STRUCT(name) \</span></div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;<span class="preprocessor">    update_vector_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, name##_step_x)</span></div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a64d779f80eeb923e0ab2313433f7b40b">  101</a></span>&#160;<span class="preprocessor">#define CONVERT_TO_VECTOR_STRUCT_NO_STEP(name) \</span></div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;<span class="preprocessor">    update_vector_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, 0)</span></div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;</div><div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#aebe814363556c244be043b13e7969197">  104</a></span>&#160;<span class="preprocessor">#define CONVERT_TO_IMAGE_STRUCT(name) \</span></div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="preprocessor">    update_image_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, name##_step_x, name##_stride_y, name##_step_y)</span></div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a4334a4a76f8e9628c0fb9e1acf616e2a">  107</a></span>&#160;<span class="preprocessor">#define CONVERT_TO_IMAGE_STRUCT_NO_STEP(name) \</span></div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="preprocessor">    update_image_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, 0, name##_stride_y, 0)</span></div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="preprocessor">#define CONVERT_TENSOR3D_TO_IMAGE_STRUCT(name) \</span></div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="preprocessor">    update_image_from_tensor3D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, name##_step_x, name##_stride_y, name##_step_y, name##_stride_z, name##_step_z)</span></div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div><div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a071aa45af973feac43b14f62e54a6fce">  113</a></span>&#160;<span class="preprocessor">#define CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP(name) \</span></div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="preprocessor">    update_image_from_tensor3D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, 0, name##_stride_y, 0, name##_stride_z, name##_step_z)</span></div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;</div><div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a541f8db866a0fa93ee67d58ea31a7d0c">  116</a></span>&#160;<span class="preprocessor">#define CONVERT_TENSOR3D_TO_IMAGE_STRUCT(name) \</span></div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="preprocessor">    update_image_from_tensor3D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, name##_step_x, name##_stride_y, name##_step_y, name##_stride_z, name##_step_z)</span></div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;</div><div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">  119</a></span>&#160;<span class="preprocessor">#define CONVERT_TO_TENSOR3D_STRUCT(name)                                                                                                           \</span></div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="preprocessor">    update_tensor3D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, name##_step_x, name##_stride_y, name##_step_y, \</span></div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="preprocessor">                                 name##_stride_z, name##_step_z)</span></div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;</div><div class="line"><a name="l00123"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a79e8e562daa6599317d2d1cd86ef1bf2">  123</a></span>&#160;<span class="preprocessor">#define CONVERT_TO_TENSOR3D_STRUCT_NO_STEP(name) \</span></div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="preprocessor">    update_tensor3D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, 0, name##_stride_y, 0, name##_stride_z, 0)</span></div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;</div><div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a23b9032d1b9d59547545e457f82ee478">  126</a></span>&#160;<span class="preprocessor">#define CONVERT_TO_TENSOR4D_STRUCT(name, mod_size)                                                                                                 \</span></div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;<span class="preprocessor">    update_tensor4D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, name##_step_x, name##_stride_y, name##_step_y, \</span></div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="preprocessor">                                 name##_stride_z, name##_step_z, name##_stride_w, name##_step_w, mod_size)</span></div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;</div><div class="line"><a name="l00130"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a302e05cc5f90bd76a9d0812c4be8b5eb">  130</a></span>&#160;<span class="preprocessor">#define CONVERT_TO_TENSOR4D_STRUCT_NO_STEP(name, mod_size) \</span></div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;<span class="preprocessor">    update_tensor4D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, 0, name##_stride_y, 0, name##_stride_z, 0, name##_stride_w, 0, mod_size)</span></div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;</div><div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="struct_vector.xhtml">  134</a></span>&#160;<span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="struct_vector.xhtml">Vector</a></div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;{</div><div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">  136</a></span>&#160;    __global uchar *<a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>;                           </div><div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">  137</a></span>&#160;    <span class="keywordtype">int</span>             <a class="code" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a>; </div><div class="line"><a name="l00138"></a><span class="lineno"><a class="line" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">  138</a></span>&#160;    <span class="keywordtype">int</span>             <a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>;                      </div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;} <a class="code" href="helpers_8h.xhtml#a6ded2cf071c127e518317e3c451af3ef">Vector</a>;</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;</div><div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="struct_image.xhtml">  142</a></span>&#160;<span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="struct_image.xhtml">Image</a></div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;{</div><div class="line"><a name="l00144"></a><span class=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                        = <a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>,</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;        .offset_first_element_in_bytes = <a class="code" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a>,</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;        .stride_x                      = <a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>,</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        .stride_y                      = stride_y</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;    };</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;    img.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> += img.<a class="code" href="struct_image.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a> + get_global_id(0) * step_x + get_global_id(1) * step_y;</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;    <span class="keywordflow">return</span> img;</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;}</div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;</div><div class="line"><a name="l00229"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a65fd24237c8278ecb38183f93cc70f05">  229</a></span>&#160;<a class="code" href="struct_image.xhtml">Image</a> <span class="keyword">inline</span> <a class="code" href="helpers_8h.xhtml#a65fd24237c8278ecb38183f93cc70f05">update_image_from_tensor3D_workitem_ptr</a>(__global uchar *<a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>, uint <a class="code" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a>, uint <a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>, uint step_x, uint stride_y, uint step_y, uint stride_z, uint step_z)</div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;{</div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;    <a class="code" href="struct_image.xhtml">Image</a> img =</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;    {</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;        .<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>                           = <a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>,</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;        .offset_first_element_in_bytes = <a class="code" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a>,</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;        .stride_x                      = <a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>,</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;        .stride_y                      = stride_y</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;    };</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;    img.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> += img.<a class="code" href="struct_image.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a> + get_global_id(0) * step_x + get_global_id(1) * step_y + get_global_id(2) * step_z;</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    <span class="keywordflow">return</span> img;</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;}</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;</div><div class="line"><a name="l00255"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a912ccbcc4235bf1274c95d05b50440d4">  255</a></span>&#160;<a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> <span class="keyword">inline</span> <a class="code" href="helpers_8h.xhtml#a912ccbcc4235bf1274c95d05b50440d4">update_tensor3D_workitem_ptr</a>(__global uchar *<a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>, uint <a class="code" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a>, uint <a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>, uint step_x, uint stride_y, uint step_y, uint stride_z, uint step_z)</div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;{</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> tensor =</div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;    {</div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;        .<a class="code" href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>                           = <a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>,</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;        .offset_first_element_in_bytes = <a class="code" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a>,</div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;        .stride_x                      = <a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>,</div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;        .stride_y                      = stride_y,</div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;        .stride_z                      = stride_z</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;    };</div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;    tensor.<a class="code" href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> += tensor.<a class="code" href="struct_tensor3_d.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a> + get_global_id(0) * step_x + get_global_id(1) * step_y + get_global_id(2) * step_z;</div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;    <span class="keywordflow">return</span> tensor;</div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;}</div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;</div><div class="line"><a name="l00269"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a87a9d201ccc6b81332852d562bb7ee13">  269</a></span>&#160;<a class="code" href="struct_tensor4_d.xhtml">Tensor4D</a> <span class="keyword">inline</span> <a class="code" href="helpers_8h.xhtml#a87a9d201ccc6b81332852d562bb7ee13">update_tensor4D_workitem_ptr</a>(__global uchar *<a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>, uint <a class="code" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a>, uint <a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>, uint step_x, uint stride_y, uint step_y, uint stride_z, uint step_z, uint stride_w,</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;                                             uint step_w,</div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;                                             uint mod_size)</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;{</div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;    <a class="code" href="struct_tensor4_d.xhtml">Tensor4D</a> tensor =</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;    {</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;        .<a class="code" href="struct_tensor4_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>                           = <a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>,</div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;        .offset_first_element_in_bytes = <a class="code" href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a>,</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;        .stride_x                      = <a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>,</div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;        .stride_y                      = stride_y,</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;        .stride_z                      = stride_z,</div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;        .stride_w                      = stride_w</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;    };</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;</div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;    tensor.<a class="code" href="struct_tensor4_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> += tensor.<a class="code" href="struct_tensor4_d.xhtml#a35e5a91338398273f3b4a6010004bddd">offset_first_element_in_bytes</a> + get_global_id(0) * step_x + get_global_id(1) * step_y + (get_global_id(2) % mod_size) * step_z + (get_global_id(2) / mod_size) * step_w;</div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;    <span class="keywordflow">return</span> tensor;</div><div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;}</div><div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;</div><div class="line"><a name="l00292"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a7e4940407322d6f0ccb8b6b86b856019">  292</a></span>&#160;__global <span class="keyword">inline</span> <span class="keyword">const</span> uchar *<a class="code" href="helpers_8h.xhtml#a7e4940407322d6f0ccb8b6b86b856019">vector_offset</a>(<span class="keyword">const</span> <a class="code" href="struct_vector.xhtml">Vector</a> *vec, <span class="keywordtype">int</span> x)</div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;{</div><div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;    <span class="keywordflow">return</span> vec-&gt;<a class="code" href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> + x * vec-&gt;<a class="code" href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>;</div><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;}</div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;</div><div class="line"><a name="l00303"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">  303</a></span>&#160;__global <span class="keyword">inline</span> uchar *<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(<span class="keyword">const</span> <a class="code" href="struct_image.xhtml">Image</a> *img, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y)</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;{</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    <span class="keywordflow">return</span> img-&gt;<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> + x * img-&gt;<a class="code" href="struct_image.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a> + y * img-&gt;<a class="code" href="struct_image.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">stride_y</a>;</div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;}</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;</div><div class="line"><a name="l00315"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">  315</a></span>&#160;__global <span class="keyword">inline</span> <span class="keyword">const</span> uchar *<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(<span class="keyword">const</span> <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> *tensor, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> z)</div><div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;{</div><div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;    <span class="keywordflow">return</span> tensor-&gt;<a class="code" href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> + x * tensor-&gt;<a class="code" href="struct_tensor3_d.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a> + y * tensor-&gt;<a class="code" href="struct_tensor3_d.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">stride_y</a> + z * tensor-&gt;<a class="code" href="struct_tensor3_d.xhtml#ad5ff7a2b2bd0eec50fe09c254b127d1c">stride_z</a>;</div><div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;}</div><div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;</div><div class="line"><a name="l00328"></a><span class="lineno"><a class="line" href="helpers_8h.xhtml#ad442fb5ec8be1fff97f543150de5d822">  328</a></span>&#160;__global <span class="keyword">inline</span> <span class="keyword">const</span> uchar *<a class="code" href="helpers_8h.xhtml#ad442fb5ec8be1fff97f543150de5d822">tensor4D_offset</a>(<span class="keyword">const</span> <a class="code" href="struct_tensor4_d.xhtml">Tensor4D</a> *tensor, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> z, <span class="keywordtype">int</span> w)</div><div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;{</div><div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;    <span class="keywordflow">return</span> tensor-&gt;<a class="code" href="struct_tensor4_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> + x * tensor-&gt;<a class="code" href="struct_tensor4_d.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a> + y * tensor-&gt;<a class="code" href="struct_tensor4_d.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">stride_y</a> + z * tensor-&gt;<a class="code" href="struct_tensor4_d.xhtml#ad5ff7a2b2bd0eec50fe09c254b127d1c">stride_z</a> + w * tensor-&gt;<a class="code" href="struct_tensor4_d.xhtml#a13a60f6e75f64f1953b8858ea454a880">stride_w</a>;</div><div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;}</div><div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;</div><div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;<span class="preprocessor">#endif // _HELPER_H</span></div><div class="ttc" id="struct_vector_xhtml"><div class="ttname"><a href="struct_vector.xhtml">Vector</a></div><div class="ttdoc">Structure to hold Vector information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00134">helpers.h:134</a></div></div>
 121 <div class="ttc" id="helpers_8h_xhtml_a3b8a88f73e80a621aecfe7ced12c1676"><div class="ttname"><a href="helpers_8h.xhtml#a3b8a88f73e80a621aecfe7ced12c1676">Tensor4D</a></div><div class="ttdeci">struct Tensor4D Tensor4D</div><div class="ttdoc">Structure to hold 4D tensor information. </div></div>
 122 <div class="ttc" id="helpers_8h_xhtml_a8fee90913ba658b25516a43cf71e5cbd"><div class="ttname"><a href="helpers_8h.xhtml#a8fee90913ba658b25516a43cf71e5cbd">update_vector_workitem_ptr</a></div><div class="ttdeci">Vector update_vector_workitem_ptr(__global uchar *ptr, uint offset_first_element_in_bytes, uint stride_x, uint step_x)</div><div class="ttdoc">Wrap vector information into an Vector structure, and make the pointer point at this workitem&amp;#39;s data...</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00180">helpers.h:180</a></div></div>
 123 <div class="ttc" id="struct_tensor4_d_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_tensor4_d.xhtml#acf52c23cbd7424606c10a606524e3e32">Tensor4D::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00163">helpers.h:163</a></div></div>
 124 <div class="ttc" id="struct_tensor3_d_xhtml_ad5ff7a2b2bd0eec50fe09c254b127d1c"><div class="ttname"><a href="struct_tensor3_d.xhtml#ad5ff7a2b2bd0eec50fe09c254b127d1c">Tensor3D::stride_z</a></div><div class="ttdeci">int stride_z</div><div class="ttdoc">Stride of the image in Z dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00157">helpers.h:157</a></div></div>
 125 <div class="ttc" id="struct_tensor3_d_xhtml_ae01febbfd0689ef709f3ff6fdd2abc7e"><div class="ttname"><a href="struct_tensor3_d.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">Tensor3D::stride_x</a></div><div class="ttdeci">int stride_x</div><div class="ttdoc">Stride of the image in X dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00155">helpers.h:155</a></div></div>
 126 <div class="ttc" id="struct_image_xhtml_a35e5a91338398273f3b4a6010004bddd"><div class="ttname"><a href="struct_image.xhtml#a35e5a91338398273f3b4a6010004bddd">Image::offset_first_element_in_bytes</a></div><div class="ttdeci">int offset_first_element_in_bytes</div><div class="ttdoc">The offset of the first element in the source image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00145">helpers.h:145</a></div></div>
 127 <div class="ttc" id="struct_tensor3_d_xhtml"><div class="ttname"><a href="struct_tensor3_d.xhtml">Tensor3D</a></div><div class="ttdoc">Structure to hold 3D tensor information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00151">helpers.h:151</a></div></div>
 128 <div class="ttc" id="helpers_8h_xhtml_a009469e4d9b8fce3b6d5e97d2077827d"><div class="ttname"><a href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a></div><div class="ttdeci">__global uchar * offset(const Image *img, int x, int y)</div><div class="ttdoc">Get the pointer position of a Image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00303">helpers.h:303</a></div></div>
 129 <div class="ttc" id="helpers_8h_xhtml_a1a857bfe99727c6051e9a3ee285d70f6"><div class="ttname"><a href="helpers_8h.xhtml#a1a857bfe99727c6051e9a3ee285d70f6">Tensor3D</a></div><div class="ttdeci">struct Tensor3D Tensor3D</div><div class="ttdoc">Structure to hold 3D tensor information. </div></div>
 130 <div class="ttc" id="struct_tensor4_d_xhtml"><div class="ttname"><a href="struct_tensor4_d.xhtml">Tensor4D</a></div><div class="ttdoc">Structure to hold 4D tensor information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00161">helpers.h:161</a></div></div>
 131 <div class="ttc" id="helpers_8h_xhtml_ad442fb5ec8be1fff97f543150de5d822"><div class="ttname"><a href="helpers_8h.xhtml#ad442fb5ec8be1fff97f543150de5d822">tensor4D_offset</a></div><div class="ttdeci">__global const uchar * tensor4D_offset(const Tensor4D *tensor, int x, int y, int z, int w)</div><div class="ttdoc">Get the pointer position of a Tensor4D. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00328">helpers.h:328</a></div></div>
 132 <div class="ttc" id="struct_tensor4_d_xhtml_a13a60f6e75f64f1953b8858ea454a880"><div class="ttname"><a href="struct_tensor4_d.xhtml#a13a60f6e75f64f1953b8858ea454a880">Tensor4D::stride_w</a></div><div class="ttdeci">int stride_w</div><div class="ttdoc">Stride of the image in W dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00168">helpers.h:168</a></div></div>
 133 <div class="ttc" id="helpers_8h_xhtml_a912ccbcc4235bf1274c95d05b50440d4"><div class="ttname"><a href="helpers_8h.xhtml#a912ccbcc4235bf1274c95d05b50440d4">update_tensor3D_workitem_ptr</a></div><div class="ttdeci">Tensor3D update_tensor3D_workitem_ptr(__global uchar *ptr, uint offset_first_element_in_bytes, uint stride_x, uint step_x, uint stride_y, uint step_y, uint stride_z, uint step_z)</div><div class="ttdoc">Wrap 3D tensor information into an tensor structure, and make the pointer point at this workitem&amp;#39;s da...</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00255">helpers.h:255</a></div></div>
 134 <div class="ttc" id="struct_vector_xhtml_ae01febbfd0689ef709f3ff6fdd2abc7e"><div class="ttname"><a href="struct_vector.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">Vector::stride_x</a></div><div class="ttdeci">int stride_x</div><div class="ttdoc">Stride of the image in X dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00138">helpers.h:138</a></div></div>
 135 <div class="ttc" id="helpers_8h_xhtml_a9082e6aa9fd1705dc218cf44bc5a9d66"><div class="ttname"><a href="helpers_8h.xhtml#a9082e6aa9fd1705dc218cf44bc5a9d66">Image</a></div><div class="ttdeci">struct Image Image</div><div class="ttdoc">Structure to hold Image information. </div></div>
 136 <div class="ttc" id="struct_vector_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_vector.xhtml#acf52c23cbd7424606c10a606524e3e32">Vector::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00136">helpers.h:136</a></div></div>
 137 <div class="ttc" id="helpers_8h_xhtml_a2101b2fe0193ce227ae4e0945e321d85"><div class="ttname"><a href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a></div><div class="ttdeci">__global const uchar * tensor3D_offset(const Tensor3D *tensor, int x, int y, int z)</div><div class="ttdoc">Get the pointer position of a Tensor3D. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00315">helpers.h:315</a></div></div>
 138 <div class="ttc" id="struct_tensor4_d_xhtml_a4f0b90c9ecd6e57ceb3f37332fefe8f1"><div class="ttname"><a href="struct_tensor4_d.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">Tensor4D::stride_y</a></div><div class="ttdeci">int stride_y</div><div class="ttdoc">Stride of the image in Y dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00166">helpers.h:166</a></div></div>
 139 <div class="ttc" id="helpers_8h_xhtml_a0a4395130f74a4293a7d3a19d8fac86d"><div class="ttname"><a href="helpers_8h.xhtml#a0a4395130f74a4293a7d3a19d8fac86d">update_image_workitem_ptr</a></div><div class="ttdeci">Image update_image_workitem_ptr(__global uchar *ptr, uint offset_first_element_in_bytes, uint stride_x, uint step_x, uint stride_y, uint step_y)</div><div class="ttdoc">Wrap image information into an Image structure, and make the pointer point at this workitem&amp;#39;s data...</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00203">helpers.h:203</a></div></div>
 140 <div class="ttc" id="struct_image_xhtml"><div class="ttname"><a href="struct_image.xhtml">Image</a></div><div class="ttdoc">Structure to hold Image information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00142">helpers.h:142</a></div></div>
 141 <div class="ttc" id="struct_vector_xhtml_a35e5a91338398273f3b4a6010004bddd"><div class="ttname"><a href="struct_vector.xhtml#a35e5a91338398273f3b4a6010004bddd">Vector::offset_first_element_in_bytes</a></div><div class="ttdeci">int offset_first_element_in_bytes</div><div class="ttdoc">The offset of the first element in the source image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00137">helpers.h:137</a></div></div>
 142 <div class="ttc" id="struct_tensor4_d_xhtml_a35e5a91338398273f3b4a6010004bddd"><div class="ttname"><a href="struct_tensor4_d.xhtml#a35e5a91338398273f3b4a6010004bddd">Tensor4D::offset_first_element_in_bytes</a></div><div class="ttdeci">int offset_first_element_in_bytes</div><div class="ttdoc">The offset of the first element in the source image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00164">helpers.h:164</a></div></div>
 143 <div class="ttc" id="struct_image_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">Image::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00144">helpers.h:144</a></div></div>
 144 <div class="ttc" id="helpers_8h_xhtml_a65fd24237c8278ecb38183f93cc70f05"><div class="ttname"><a href="helpers_8h.xhtml#a65fd24237c8278ecb38183f93cc70f05">update_image_from_tensor3D_workitem_ptr</a></div><div class="ttdeci">Image update_image_from_tensor3D_workitem_ptr(__global uchar *ptr, uint offset_first_element_in_bytes, uint stride_x, uint step_x, uint stride_y, uint step_y, uint stride_z, uint step_z)</div><div class="ttdoc">Wrap 3D tensor information into an image structure, and make the pointer point at this workitem&amp;#39;s dat...</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00229">helpers.h:229</a></div></div>
 145 <div class="ttc" id="helpers_8h_xhtml_a87a9d201ccc6b81332852d562bb7ee13"><div class="ttname"><a href="helpers_8h.xhtml#a87a9d201ccc6b81332852d562bb7ee13">update_tensor4D_workitem_ptr</a></div><div class="ttdeci">Tensor4D update_tensor4D_workitem_ptr(__global uchar *ptr, uint offset_first_element_in_bytes, uint stride_x, uint step_x, uint stride_y, uint step_y, uint stride_z, uint step_z, uint stride_w, uint step_w, uint mod_size)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00269">helpers.h:269</a></div></div>
 146 <div class="ttc" id="helpers_8h_xhtml_a7e4940407322d6f0ccb8b6b86b856019"><div class="ttname"><a href="helpers_8h.xhtml#a7e4940407322d6f0ccb8b6b86b856019">vector_offset</a></div><div class="ttdeci">__global const uchar * vector_offset(const Vector *vec, int x)</div><div class="ttdoc">Get the pointer position of a Vector. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00292">helpers.h:292</a></div></div>
 147 <div class="ttc" id="struct_tensor3_d_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">Tensor3D::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00153">helpers.h:153</a></div></div>
 148 <div class="ttc" id="struct_tensor4_d_xhtml_ae01febbfd0689ef709f3ff6fdd2abc7e"><div class="ttname"><a href="struct_tensor4_d.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">Tensor4D::stride_x</a></div><div class="ttdeci">int stride_x</div><div class="ttdoc">Stride of the image in X dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00165">helpers.h:165</a></div></div>
 149 <div class="ttc" id="helpers_8h_xhtml_a6ded2cf071c127e518317e3c451af3ef"><div class="ttname"><a href="helpers_8h.xhtml#a6ded2cf071c127e518317e3c451af3ef">Vector</a></div><div class="ttdeci">struct Vector Vector</div><div class="ttdoc">Structure to hold Vector information. </div></div>
 150 <div class="ttc" id="struct_tensor3_d_xhtml_a4f0b90c9ecd6e57ceb3f37332fefe8f1"><div class="ttname"><a href="struct_tensor3_d.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">Tensor3D::stride_y</a></div><div class="ttdeci">int stride_y</div><div class="ttdoc">Stride of the image in Y dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00156">helpers.h:156</a></div></div>
 151 <div class="ttc" id="struct_tensor4_d_xhtml_ad5ff7a2b2bd0eec50fe09c254b127d1c"><div class="ttname"><a href="struct_tensor4_d.xhtml#ad5ff7a2b2bd0eec50fe09c254b127d1c">Tensor4D::stride_z</a></div><div class="ttdeci">int stride_z</div><div class="ttdoc">Stride of the image in Z dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00167">helpers.h:167</a></div></div>
 152 <div class="ttc" id="struct_tensor3_d_xhtml_a35e5a91338398273f3b4a6010004bddd"><div class="ttname"><a href="struct_tensor3_d.xhtml#a35e5a91338398273f3b4a6010004bddd">Tensor3D::offset_first_element_in_bytes</a></div><div class="ttdeci">int offset_first_element_in_bytes</div><div class="ttdoc">The offset of the first element in the source image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00154">helpers.h:154</a></div></div>
 153 <div class="ttc" id="struct_image_xhtml_a4f0b90c9ecd6e57ceb3f37332fefe8f1"><div class="ttname"><a href="struct_image.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">Image::stride_y</a></div><div class="ttdeci">int stride_y</div><div class="ttdoc">Stride of the image in Y dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00147">helpers.h:147</a></div></div>
 154 <div class="ttc" id="struct_image_xhtml_ae01febbfd0689ef709f3ff6fdd2abc7e"><div class="ttname"><a href="struct_image.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">Image::stride_x</a></div><div class="ttdeci">int stride_x</div><div class="ttdoc">Stride of the image in X dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00146">helpers.h:146</a></div></div>
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