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<a href="utils_2_utils_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, 2017 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 __UTILS_UTILS_H__</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#define __UTILS_UTILS_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">#include &quot;<a class="code" href="arm__compute_2core_2_helpers_8h.xhtml">arm_compute/core/Helpers.h</a>&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_i_tensor_8h.xhtml">arm_compute/core/ITensor.h</a>&quot;</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="arm__compute_2core_2_types_8h.xhtml">arm_compute/core/Types.h</a>&quot;</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_validate_8h.xhtml">arm_compute/core/Validate.h</a>&quot;</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="arm__compute_2runtime_2_tensor_8h.xhtml">arm_compute/runtime/Tensor.h</a>&quot;</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="preprocessor">#ifdef ARM_COMPUTE_CL</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_open_c_l_8h.xhtml">arm_compute/core/CL/OpenCL.h</a>&quot;</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_c_l_tensor_8h.xhtml">arm_compute/runtime/CL/CLTensor.h</a>&quot;</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* ARM_COMPUTE_CL */</span><span class="preprocessor"></span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor">#include &lt;cstdlib&gt;</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor">#include &lt;cstring&gt;</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="preprocessor">#include &lt;fstream&gt;</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="preprocessor">#include &lt;iostream&gt;</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;{</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="keyword">namespace </span>utils</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;{</div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="namespacearm__compute_1_1utils.xhtml#a27e6364d61a5b27447d27337aa182cad"> 52</a></span>&#160;<span class="keyword">using</span> <a class="code" href="namespacearm__compute_1_1utils.xhtml#a27e6364d61a5b27447d27337aa182cad">example</a> = void(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span> **argv);</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="keywordtype">int</span> <a class="code" href="namespacearm__compute_1_1utils.xhtml#a4c9395db2c8b8d0c336656a7b58fca3e">run_example</a>(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span> **argv, <a class="code" href="namespacearm__compute_1_1utils.xhtml#a27e6364d61a5b27447d27337aa182cad">example</a> &amp;func);</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespacearm__compute_1_1utils.xhtml#ad1b5373f466a3945e1f0ef1c9943c357">draw_detection_rectangle</a>(<a class="code" href="classarm__compute_1_1_i_tensor.xhtml">arm_compute::ITensor</a> *tensor, <span class="keyword">const</span> <a class="code" href="structarm__compute_1_1_detection_window.xhtml">arm_compute::DetectionWindow</a> &amp;rect, uint8_t r, uint8_t g, uint8_t b);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;std::tuple&lt;unsigned int, unsigned int, int&gt; <a class="code" href="namespacearm__compute_1_1utils.xhtml#a3aa8f5f1b94f88fdf5b43a53e29379cf">parse_ppm_header</a>(std::ifstream &amp;fs);</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;</div><div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml"> 83</a></span>&#160;<span class="keyword">class </span><a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml">PPMLoader</a></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;{</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a49afa04c8a5fd9ead48e07440b37294c"> 86</a></span>&#160; <a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a49afa04c8a5fd9ead48e07440b37294c">PPMLoader</a>()</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; : _fs(), _width(0), _height(0)</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; }</div><div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a36e58f3e64f3851ebac7a9556b4704ed"> 94</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a36e58f3e64f3851ebac7a9556b4704ed">open</a>(<span class="keyword">const</span> std::string &amp;ppm_filename)</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(<a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a2f57f54d8c03b615bb31eee091d8a88a">is_open</a>());</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordflow">try</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; {</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; _fs.exceptions(std::ifstream::failbit | std::ifstream::badbit);</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; _fs.open(ppm_filename, std::ios::in | std::ios::binary);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> max_val = 0;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; std::tie(_width, _height, max_val) = <a class="code" href="namespacearm__compute_1_1utils.xhtml#a3aa8f5f1b94f88fdf5b43a53e29379cf">parse_ppm_header</a>(_fs);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <a class="code" href="_error_8h.xhtml#a5bbdcf574d3f5e412fa6a1117911e67b">ARM_COMPUTE_ERROR_ON_MSG</a>(max_val &gt;= 256, <span class="stringliteral">&quot;2 bytes per colour channel not supported in file %s&quot;</span>, ppm_filename.c_str());</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"> 107</span>&#160; <span class="keywordflow">catch</span>(<span class="keyword">const</span> std::ifstream::failure &amp;e)</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; {</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <a class="code" href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">&quot;Accessing %s: %s&quot;</span>, ppm_filename.c_str(), e.what());</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; }</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; }</div><div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a2f57f54d8c03b615bb31eee091d8a88a"> 114</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a2f57f54d8c03b615bb31eee091d8a88a">is_open</a>()</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"> 116</span>&#160; <span class="keywordflow">return</span> _fs.is_open();</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; }</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a69f2a0e263d4f77d1e166de9cd2746f7"> 125</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a69f2a0e263d4f77d1e166de9cd2746f7">init_image</a>(T &amp;image, <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58">arm_compute::Format</a> format)</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(!<a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a2f57f54d8c03b615bb31eee091d8a88a">is_open</a>());</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(format != <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a30ff380a3be74628024063a99fba10f0">arm_compute::Format::RGB888</a> &amp;&amp; format != <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5">arm_compute::Format::U8</a>);</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"> 130</span>&#160; <span class="comment">// Use the size of the input PPM image</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <a class="code" href="classarm__compute_1_1_tensor_info.xhtml">arm_compute::TensorInfo</a> image_info(_width, _height, format);</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; image.allocator()-&gt;init(image_info);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a1672610b872bef30d0dc2333a0ffc402"> 142</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a1672610b872bef30d0dc2333a0ffc402">fill_image</a>(T &amp;image)</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; {</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(!<a class="code" href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a2f57f54d8c03b615bb31eee091d8a88a">is_open</a>());</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(image.info()-&gt;dimension(0) != _width || image.info()-&gt;dimension(1) != _height);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <a class="code" href="_validate_8h.xhtml#a0d34a8aa07600727e4e5034c7cdad47d">ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN</a>(&amp;image, <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5">arm_compute::Format::U8</a>, <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a30ff380a3be74628024063a99fba10f0">arm_compute::Format::RGB888</a>);</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordflow">try</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; {</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;<span class="preprocessor">#ifdef ARM_COMPUTE_CL</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="comment">// Map buffer if creating a CLTensor</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">if</span>(std::is_same&lt;<span class="keyword">typename</span> std::decay&lt;T&gt;::type, <a class="code" href="classarm__compute_1_1_c_l_tensor.xhtml">arm_compute::CLImage</a>&gt;::value)</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; {</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; image.map();</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; }</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="comment">// Check if the file is large enough to fill the image</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="keyword">const</span> <span class="keywordtype">size_t</span> current_position = _fs.tellg();</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; _fs.seekg(0, std::ios_base::end);</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="keyword">const</span> <span class="keywordtype">size_t</span> end_position = _fs.tellg();</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; _fs.seekg(current_position, std::ios_base::beg);</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <a class="code" href="_error_8h.xhtml#a5bbdcf574d3f5e412fa6a1117911e67b">ARM_COMPUTE_ERROR_ON_MSG</a>((end_position - current_position) &lt; image.info()-&gt;tensor_shape().total_size() * image.info()-&gt;element_size(),</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <span class="stringliteral">&quot;Not enough data in file&quot;</span>);</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <a class="code" href="_error_8h.xhtml#a4103adbb45806b2f2002d44b91d0d206">ARM_COMPUTE_UNUSED</a>(end_position);</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keywordflow">switch</span>(image.info()-&gt;format())</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; {</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5">arm_compute::Format::U8</a>:</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; {</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="comment">// We need to convert the data from RGB to grayscale:</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="comment">// Iterate through every pixel of the image</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <a class="code" href="classarm__compute_1_1_window.xhtml">arm_compute::Window</a> window;</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; window.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">arm_compute::Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a>(0, _width, 1));</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; window.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">arm_compute::Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a>(0, _height, 1));</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; <a class="code" href="classarm__compute_1_1_iterator.xhtml">arm_compute::Iterator</a> out(&amp;image, window);</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> red = 0;</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> green = 0;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> blue = 0;</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <a class="code" href="namespacearm__compute.xhtml#a6c0dcc38187027dcb89cd9724bc5a823">arm_compute::execute_window_loop</a>(window, [&amp;](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">arm_compute::Coordinates</a> &amp; <span class="keywordtype">id</span>)</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; {</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; red = _fs.get();</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; green = _fs.get();</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; blue = _fs.get();</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; *out.<a class="code" href="classarm__compute_1_1_iterator.xhtml#aeabcf37a281d780c90ebe812149a7a84">ptr</a>() = 0.2126f * red + 0.7152f * green + 0.0722f * blue;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; },</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; out);</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; }</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a30ff380a3be74628024063a99fba10f0">arm_compute::Format::RGB888</a>:</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; {</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; <span class="comment">// There is no format conversion needed: we can simply copy the content of the input file to the image one row at the time.</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="comment">// Create a vertical window to iterate through the image&#39;s rows:</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <a class="code" href="classarm__compute_1_1_window.xhtml">arm_compute::Window</a> window;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; window.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">arm_compute::Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a>(0, _height, 1));</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <a class="code" href="classarm__compute_1_1_iterator.xhtml">arm_compute::Iterator</a> out(&amp;image, window);</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; <a class="code" href="namespacearm__compute.xhtml#a6c0dcc38187027dcb89cd9724bc5a823">arm_compute::execute_window_loop</a>(window, [&amp;](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">arm_compute::Coordinates</a> &amp; <span class="keywordtype">id</span>)</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; {</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="comment">// Copy one row from the input file to the current row of the image:</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; _fs.read(reinterpret_cast&lt;std::fstream::char_type *&gt;(out.<a class="code" href="classarm__compute_1_1_iterator.xhtml#aeabcf37a281d780c90ebe812149a7a84">ptr</a>()), _width * image.info()-&gt;element_size());</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; },</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; out);</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; <span class="keywordflow">break</span>;</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; <span class="keywordflow">default</span>:</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; <a class="code" href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">&quot;Unsupported format&quot;</span>);</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="l00216"></a><span class="lineno"> 216</span>&#160;<span class="preprocessor">#ifdef ARM_COMPUTE_CL</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; <span class="comment">// Unmap buffer if creating a CLTensor</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; <span class="keywordflow">if</span>(std::is_same&lt;<span class="keyword">typename</span> std::decay&lt;T&gt;::type, <a class="code" href="classarm__compute_1_1_c_l_tensor.xhtml">arm_compute::CLTensor</a>&gt;::value)</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; {</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; image.unmap();</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; }</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160; }</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160; <span class="keywordflow">catch</span>(<span class="keyword">const</span> std::ifstream::failure &amp;e)</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; {</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; <a class="code" href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">&quot;Loading PPM file: %s&quot;</span>, e.what());</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; }</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; }</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160;</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; std::ifstream _fs;</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> _width, _height;</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160;};</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160;</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00245"></a><span class="lineno"><a class="line" href="namespacearm__compute_1_1utils.xhtml#a301d0b7bfd70f73fc1924f4281938d08"> 245</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespacearm__compute_1_1utils.xhtml#a301d0b7bfd70f73fc1924f4281938d08">save_to_ppm</a>(T &amp;tensor, <span class="keyword">const</span> std::string &amp;ppm_filename)</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160;{</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; <a class="code" href="_validate_8h.xhtml#a0d34a8aa07600727e4e5034c7cdad47d">ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN</a>(&amp;tensor, <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a30ff380a3be74628024063a99fba10f0">arm_compute::Format::RGB888</a>, <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5">arm_compute::Format::U8</a>);</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(tensor.info()-&gt;num_dimensions() &gt; 2);</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160;</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; std::ofstream fs;</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160;</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; <span class="keywordflow">try</span></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; {</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; fs.exceptions(std::ofstream::failbit | std::ofstream::badbit | std::ofstream::eofbit);</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; fs.open(ppm_filename, std::ios::out | std::ios::binary);</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; <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> width = tensor.info()-&gt;tensor_shape()[0];</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160; <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> height = tensor.info()-&gt;tensor_shape()[1];</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; fs &lt;&lt; <span class="stringliteral">&quot;P6\n&quot;</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; &lt;&lt; width &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; height &lt;&lt; <span class="stringliteral">&quot; 255\n&quot;</span>;</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160;</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160;<span class="preprocessor">#ifdef ARM_COMPUTE_CL</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; <span class="comment">// Map buffer if creating a CLTensor</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; <span class="keywordflow">if</span>(std::is_same&lt;<span class="keyword">typename</span> std::decay&lt;T&gt;::type, <a class="code" href="classarm__compute_1_1_c_l_tensor.xhtml">arm_compute::CLTensor</a>&gt;::value)</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; {</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160; tensor.map();</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"> 269</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160;</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160; <span class="keywordflow">switch</span>(tensor.info()-&gt;format())</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; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5">arm_compute::Format::U8</a>:</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="classarm__compute_1_1_window.xhtml">arm_compute::Window</a> window;</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; window.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">arm_compute::Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a>(0, width, 1));</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; window.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">arm_compute::Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a>(0, height, 1));</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160;</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; <a class="code" href="classarm__compute_1_1_iterator.xhtml">arm_compute::Iterator</a> in(&amp;tensor, window);</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; <a class="code" href="namespacearm__compute.xhtml#a6c0dcc38187027dcb89cd9724bc5a823">arm_compute::execute_window_loop</a>(window, [&amp;](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">arm_compute::Coordinates</a> &amp; <span class="keywordtype">id</span>)</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; <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> value = *in.<a class="code" href="classarm__compute_1_1_iterator.xhtml#aeabcf37a281d780c90ebe812149a7a84">ptr</a>();</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160;</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; fs &lt;&lt; value &lt;&lt; value &lt;&lt; value;</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; },</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; in);</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160;</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; }</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a30ff380a3be74628024063a99fba10f0">arm_compute::Format::RGB888</a>:</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; {</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; <a class="code" href="classarm__compute_1_1_window.xhtml">arm_compute::Window</a> window;</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; window.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">arm_compute::Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a>(0, width, width));</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; window.<a class="code" href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">set</a>(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">arm_compute::Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a>(0, height, 1));</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160;</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160; <a class="code" href="classarm__compute_1_1_iterator.xhtml">arm_compute::Iterator</a> in(&amp;tensor, window);</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160;</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160; <a class="code" href="namespacearm__compute.xhtml#a6c0dcc38187027dcb89cd9724bc5a823">arm_compute::execute_window_loop</a>(window, [&amp;](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">arm_compute::Coordinates</a> &amp; <span class="keywordtype">id</span>)</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; {</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160; fs.write(reinterpret_cast&lt;std::fstream::char_type *&gt;(in.<a class="code" href="classarm__compute_1_1_iterator.xhtml#aeabcf37a281d780c90ebe812149a7a84">ptr</a>()), width * tensor.info()-&gt;element_size());</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160; },</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160; in);</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">break</span>;</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; <span class="keywordflow">default</span>:</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160; <a class="code" href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">&quot;Unsupported format&quot;</span>);</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160; }</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160;<span class="preprocessor">#ifdef ARM_COMPUTE_CL</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; <span class="comment">// Unmap buffer if creating a CLTensor</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160; <span class="keywordflow">if</span>(std::is_same&lt;<span class="keyword">typename</span> std::decay&lt;T&gt;::type, <a class="code" href="classarm__compute_1_1_c_l_tensor.xhtml">arm_compute::CLTensor</a>&gt;::value)</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160; {</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160; tensor.unmap();</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160; }</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160; }</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160; <span class="keywordflow">catch</span>(<span class="keyword">const</span> std::ofstream::failure &amp;e)</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160; {</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160; <a class="code" href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">&quot;Writing %s: (%s)&quot;</span>, ppm_filename.c_str(), e.what());</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160; }</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160;}</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160;} <span class="comment">// namespace utils</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160;} <span class="comment">// namespace arm_compute</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* __UTILS_UTILS_H__*/</span><span class="preprocessor"></span></div><div class="ttc" id="classarm__compute_1_1utils_1_1_p_p_m_loader_xhtml_a1672610b872bef30d0dc2333a0ffc402"><div class="ttname"><a href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a1672610b872bef30d0dc2333a0ffc402">arm_compute::utils::PPMLoader::fill_image</a></div><div class="ttdeci">void fill_image(T &amp;image)</div><div class="ttdoc">Fill an image with the content of the currently open PPM file. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8h_source.xhtml#l00142">Utils.h:142</a></div></div>
<div class="ttc" id="_error_8h_xhtml_a05b19c75afe9c24200a62b9724734bbd"><div class="ttname"><a href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR(...)</div><div class="ttdoc">Print the given message then throw an std::runtime_error. </div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00031">Error.h:31</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1utils_xhtml_a301d0b7bfd70f73fc1924f4281938d08"><div class="ttname"><a href="namespacearm__compute_1_1utils.xhtml#a301d0b7bfd70f73fc1924f4281938d08">arm_compute::utils::save_to_ppm</a></div><div class="ttdeci">void save_to_ppm(T &amp;tensor, const std::string &amp;ppm_filename)</div><div class="ttdoc">Template helper function to save a tensor image to a PPM file. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8h_source.xhtml#l00245">Utils.h:245</a></div></div>
<div class="ttc" id="arm__compute_2runtime_2_tensor_8h_xhtml"><div class="ttname"><a href="arm__compute_2runtime_2_tensor_8h.xhtml">Tensor.h</a></div></div>
<div class="ttc" id="_i_tensor_8h_xhtml"><div class="ttname"><a href="_i_tensor_8h.xhtml">ITensor.h</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5"><div class="ttname"><a href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5">arm_compute::Format::U8</a></div><div class="ttdoc">Unknown image format. </div></div>
<div class="ttc" id="_validate_8h_xhtml_a0d34a8aa07600727e4e5034c7cdad47d"><div class="ttname"><a href="_validate_8h.xhtml#a0d34a8aa07600727e4e5034c7cdad47d">ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN(t,...)</div><div class="ttdef"><b>Definition:</b> <a href="_validate_8h_source.xhtml#l00359">Validate.h:359</a></div></div>
<div class="ttc" id="_error_8h_xhtml_a4103adbb45806b2f2002d44b91d0d206"><div class="ttname"><a href="_error_8h.xhtml#a4103adbb45806b2f2002d44b91d0d206">ARM_COMPUTE_UNUSED</a></div><div class="ttdeci">#define ARM_COMPUTE_UNUSED(var)</div><div class="ttdoc">To avoid unused variables warnings. </div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00049">Error.h:49</a></div></div>
<div class="ttc" id="_c_l_tensor_8h_xhtml"><div class="ttname"><a href="_c_l_tensor_8h.xhtml">CLTensor.h</a></div></div>
<div class="ttc" id="_error_8h_xhtml_a54a6080c9f4df1f908e57a9bbb46f5da"><div class="ttname"><a href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR_ON(cond)</div><div class="ttdoc">If the condition is true then an error message is printed and an exception thrown. </div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00124">Error.h:124</a></div></div>
<div class="ttc" id="classarm__compute_1_1_window_1_1_dimension_xhtml"><div class="ttname"><a href="classarm__compute_1_1_window_1_1_dimension.xhtml">arm_compute::Window::Dimension</a></div><div class="ttdoc">Describe one of the image&amp;#39;s dimensions with a start, end and step. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00068">Window.h:68</a></div></div>
<div class="ttc" id="classarm__compute_1_1_i_tensor_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_tensor.xhtml">arm_compute::ITensor</a></div><div class="ttdoc">Interface for NEON tensor. </div><div class="ttdef"><b>Definition:</b> <a href="_i_tensor_8h_source.xhtml#l00036">ITensor.h:36</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdef"><b>Definition:</b> <a href="01__library_8dox_source.xhtml#l00001">01_library.dox:1</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1utils_xhtml_a4c9395db2c8b8d0c336656a7b58fca3e"><div class="ttname"><a href="namespacearm__compute_1_1utils.xhtml#a4c9395db2c8b8d0c336656a7b58fca3e">arm_compute::utils::run_example</a></div><div class="ttdeci">int run_example(int argc, const char **argv, example &amp;func)</div><div class="ttdoc">Run an example and handle the potential exceptions it throws. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8cpp_source.xhtml#l00069">Utils.cpp:69</a></div></div>
<div class="ttc" id="classarm__compute_1_1_iterator_xhtml_aeabcf37a281d780c90ebe812149a7a84"><div class="ttname"><a href="classarm__compute_1_1_iterator.xhtml#aeabcf37a281d780c90ebe812149a7a84">arm_compute::Iterator::ptr</a></div><div class="ttdeci">constexpr uint8_t * ptr() const </div><div class="ttdoc">Return a pointer to the current pixel. </div><div class="ttdef"><b>Definition:</b> <a href="_helpers_8inl_source.xhtml#l00232">Helpers.inl:232</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_ab4e88c89b3b7ea1735996cc4def22d58a30ff380a3be74628024063a99fba10f0"><div class="ttname"><a href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a30ff380a3be74628024063a99fba10f0">arm_compute::Format::RGB888</a></div><div class="ttdoc">2 channel, 1 U8 per channel </div></div>
<div class="ttc" id="classarm__compute_1_1utils_1_1_p_p_m_loader_xhtml_a36e58f3e64f3851ebac7a9556b4704ed"><div class="ttname"><a href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a36e58f3e64f3851ebac7a9556b4704ed">arm_compute::utils::PPMLoader::open</a></div><div class="ttdeci">void open(const std::string &amp;ppm_filename)</div><div class="ttdoc">Open a PPM file and reads its metadata (Width, height) </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8h_source.xhtml#l00094">Utils.h:94</a></div></div>
<div class="ttc" id="classarm__compute_1_1_window_xhtml_aa96e81276ee4f87ab386cd05a5539a7d"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">arm_compute::Window::DimX</a></div><div class="ttdeci">static constexpr size_t DimX</div><div class="ttdoc">Alias for dimension 0 also known as X dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00043">Window.h:43</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_ab4e88c89b3b7ea1735996cc4def22d58"><div class="ttname"><a href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58">arm_compute::Format</a></div><div class="ttdeci">Format</div><div class="ttdoc">Image colour formats. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00038">Types.h:38</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_a6c0dcc38187027dcb89cd9724bc5a823"><div class="ttname"><a href="namespacearm__compute.xhtml#a6c0dcc38187027dcb89cd9724bc5a823">arm_compute::execute_window_loop</a></div><div class="ttdeci">void execute_window_loop(const Window &amp;w, L &amp;&amp;lambda_function, Ts &amp;&amp;...iterators)</div><div class="ttdoc">Iterate through the passed window, automatically adjusting the iterators and calling the lambda_funct...</div><div class="ttdef"><b>Definition:</b> <a href="_helpers_8inl_source.xhtml#l00176">Helpers.inl:176</a></div></div>
<div class="ttc" id="classarm__compute_1_1_coordinates_xhtml"><div class="ttname"><a href="classarm__compute_1_1_coordinates.xhtml">arm_compute::Coordinates</a></div><div class="ttdoc">Coordinates of an item. </div><div class="ttdef"><b>Definition:</b> <a href="_coordinates_8h_source.xhtml#l00037">Coordinates.h:37</a></div></div>
<div class="ttc" id="classarm__compute_1_1utils_1_1_p_p_m_loader_xhtml_a2f57f54d8c03b615bb31eee091d8a88a"><div class="ttname"><a href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a2f57f54d8c03b615bb31eee091d8a88a">arm_compute::utils::PPMLoader::is_open</a></div><div class="ttdeci">bool is_open()</div><div class="ttdoc">Return true if a PPM file is currently open. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8h_source.xhtml#l00114">Utils.h:114</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1utils_xhtml_a27e6364d61a5b27447d27337aa182cad"><div class="ttname"><a href="namespacearm__compute_1_1utils.xhtml#a27e6364d61a5b27447d27337aa182cad">arm_compute::utils::example</a></div><div class="ttdeci">void(int argc, const char **argv) example</div><div class="ttdoc">Signature of an example to run. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8h_source.xhtml#l00052">Utils.h:52</a></div></div>
<div class="ttc" id="classarm__compute_1_1_window_xhtml_acd3d2bba51cb84d34dd7656ad2375a6e"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#acd3d2bba51cb84d34dd7656ad2375a6e">arm_compute::Window::set</a></div><div class="ttdeci">void set(size_t dimension, const Dimension &amp;dim)</div><div class="ttdoc">Set the values of a given dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8inl_source.xhtml#l00040">Window.inl:40</a></div></div>
<div class="ttc" id="classarm__compute_1_1_window_xhtml_ad2d402364fa822b0b7775081291eeca9"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">arm_compute::Window::DimY</a></div><div class="ttdeci">static constexpr size_t DimY</div><div class="ttdoc">Alias for dimension 1 also known as Y dimension. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00045">Window.h:45</a></div></div>
<div class="ttc" id="structarm__compute_1_1_detection_window_xhtml"><div class="ttname"><a href="structarm__compute_1_1_detection_window.xhtml">arm_compute::DetectionWindow</a></div><div class="ttdoc">Detection window used for the object detection. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00359">Types.h:359</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1utils_xhtml_ad1b5373f466a3945e1f0ef1c9943c357"><div class="ttname"><a href="namespacearm__compute_1_1utils.xhtml#ad1b5373f466a3945e1f0ef1c9943c357">arm_compute::utils::draw_detection_rectangle</a></div><div class="ttdeci">void draw_detection_rectangle(ITensor *tensor, const DetectionWindow &amp;rect, uint8_t r, uint8_t g, uint8_t b)</div><div class="ttdoc">Draw a RGB rectangular window for the detected object. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8cpp_source.xhtml#l00103">Utils.cpp:103</a></div></div>
<div class="ttc" id="_open_c_l_8h_xhtml"><div class="ttname"><a href="_open_c_l_8h.xhtml">OpenCL.h</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1utils_xhtml_a3aa8f5f1b94f88fdf5b43a53e29379cf"><div class="ttname"><a href="namespacearm__compute_1_1utils.xhtml#a3aa8f5f1b94f88fdf5b43a53e29379cf">arm_compute::utils::parse_ppm_header</a></div><div class="ttdeci">std::tuple&lt; unsigned int, unsigned int, int &gt; parse_ppm_header(std::ifstream &amp;fs)</div><div class="ttdoc">Parse the ppm header from an input file stream. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8cpp_source.xhtml#l00140">Utils.cpp:140</a></div></div>
<div class="ttc" id="classarm__compute_1_1_tensor_info_xhtml"><div class="ttname"><a href="classarm__compute_1_1_tensor_info.xhtml">arm_compute::TensorInfo</a></div><div class="ttdoc">Store the tensor&amp;#39;s metadata. </div><div class="ttdef"><b>Definition:</b> <a href="_tensor_info_8h_source.xhtml#l00042">TensorInfo.h:42</a></div></div>
<div class="ttc" id="arm__compute_2core_2_helpers_8h_xhtml"><div class="ttname"><a href="arm__compute_2core_2_helpers_8h.xhtml">Helpers.h</a></div></div>
<div class="ttc" id="classarm__compute_1_1utils_1_1_p_p_m_loader_xhtml_a49afa04c8a5fd9ead48e07440b37294c"><div class="ttname"><a href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a49afa04c8a5fd9ead48e07440b37294c">arm_compute::utils::PPMLoader::PPMLoader</a></div><div class="ttdeci">PPMLoader()</div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8h_source.xhtml#l00086">Utils.h:86</a></div></div>
<div class="ttc" id="classarm__compute_1_1utils_1_1_p_p_m_loader_xhtml_a69f2a0e263d4f77d1e166de9cd2746f7"><div class="ttname"><a href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml#a69f2a0e263d4f77d1e166de9cd2746f7">arm_compute::utils::PPMLoader::init_image</a></div><div class="ttdeci">void init_image(T &amp;image, arm_compute::Format format)</div><div class="ttdoc">Initialise an image&amp;#39;s metadata with the dimensions of the PPM file currently open. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8h_source.xhtml#l00125">Utils.h:125</a></div></div>
<div class="ttc" id="classarm__compute_1_1_iterator_xhtml"><div class="ttname"><a href="classarm__compute_1_1_iterator.xhtml">arm_compute::Iterator</a></div><div class="ttdoc">Iterator updated by execute_window_loop for each window element. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_helpers_8h_source.xhtml#l00251">Helpers.h:251</a></div></div>
<div class="ttc" id="arm__compute_2core_2_types_8h_xhtml"><div class="ttname"><a href="arm__compute_2core_2_types_8h.xhtml">Types.h</a></div></div>
<div class="ttc" id="classarm__compute_1_1_window_xhtml"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml">arm_compute::Window</a></div><div class="ttdoc">Describe a multidimensional execution window. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00039">Window.h:39</a></div></div>
<div class="ttc" id="classarm__compute_1_1utils_1_1_p_p_m_loader_xhtml"><div class="ttname"><a href="classarm__compute_1_1utils_1_1_p_p_m_loader.xhtml">arm_compute::utils::PPMLoader</a></div><div class="ttdoc">Class to load the content of a PPM file into an Image. </div><div class="ttdef"><b>Definition:</b> <a href="utils_2_utils_8h_source.xhtml#l00083">Utils.h:83</a></div></div>
<div class="ttc" id="_validate_8h_xhtml"><div class="ttname"><a href="_validate_8h.xhtml">Validate.h</a></div></div>
<div class="ttc" id="_error_8h_xhtml_a5bbdcf574d3f5e412fa6a1117911e67b"><div class="ttname"><a href="_error_8h.xhtml#a5bbdcf574d3f5e412fa6a1117911e67b">ARM_COMPUTE_ERROR_ON_MSG</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR_ON_MSG(cond,...)</div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00115">Error.h:115</a></div></div>
<div class="ttc" id="classarm__compute_1_1_c_l_tensor_xhtml"><div class="ttname"><a href="classarm__compute_1_1_c_l_tensor.xhtml">arm_compute::CLTensor</a></div><div class="ttdoc">Basic implementation of the OpenCL tensor interface. </div><div class="ttdef"><b>Definition:</b> <a href="_c_l_tensor_8h_source.xhtml#l00039">CLTensor.h:39</a></div></div>
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