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41  <span id="projectnumber">17.09</span>
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115 <div class="title">Utils.cpp</div> </div>
117 <div class="contents">
118 <a href="utils_2_utils_8cpp.xhtml">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
119 <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2017 ARM Limited.</span></div>
120 <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
121 <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * SPDX-License-Identifier: MIT</span></div>
122 <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div>
123 <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div>
124 <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * of this software and associated documentation files (the "Software"), to</span></div>
125 <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * deal in the Software without restriction, including without limitation the</span></div>
126 <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div>
127 <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div>
128 <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * furnished to do so, subject to the following conditions:</span></div>
129 <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div>
130 <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div>
131 <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * copies or substantial portions of the Software.</span></div>
132 <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div>
133 <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div>
134 <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div>
135 <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div>
136 <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div>
137 <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div>
138 <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div>
139 <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * SOFTWARE.</span></div>
140 <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div>
141 <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="utils_2_utils_8h.xhtml">Utils.h</a>"</span></div>
142 <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
143 <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <cctype></span></div>
144 <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <cerrno></span></div>
145 <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <iomanip></span></div>
146 <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <string></span></div>
147 <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
148 <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">namespace </span>arm_compute</div>
149 <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> {</div>
150 <div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="namespacearm__compute_1_1utils.xhtml"> 33</a></span> <span class="keyword">namespace </span>utils</div>
151 <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> {</div>
152 <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">namespace</span></div>
153 <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> {</div>
154 <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/* Advance the iterator to the first character which is not a comment</span></div>
155 <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> *</span></div>
156 <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * @param[in,out] fs Stream to drop comments from</span></div>
157 <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> */</span></div>
158 <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keywordtype">void</span> discard_comments(std::ifstream &fs)</div>
159 <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> {</div>
160 <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">while</span>(fs.peek() == <span class="charliteral">'#'</span>)</div>
161 <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  {</div>
162 <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  fs.ignore(<a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">std::numeric_limits<std::streamsize>::max</a>(), <span class="charliteral">'\n'</span>);</div>
163 <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  }</div>
164 <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> }</div>
165 <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
166 <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">/* Advance the string iterator to the next character which is neither a space or a comment</span></div>
167 <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> *</span></div>
168 <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * @param[in,out] fs Stream to drop comments from</span></div>
169 <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> */</span></div>
170 <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keywordtype">void</span> discard_comments_and_spaces(std::ifstream &fs)</div>
171 <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> {</div>
172 <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">while</span>(<span class="keyword">true</span>)</div>
173 <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  {</div>
174 <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  discard_comments(fs);</div>
175 <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
176 <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">if</span>(isspace(fs.peek()) == 0)</div>
177 <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  {</div>
178 <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">break</span>;</div>
179 <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  }</div>
180 <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
181 <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  fs.ignore(1);</div>
182 <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div>
183 <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> }</div>
184 <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> } <span class="comment">// namespace</span></div>
185 <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
186 <div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="namespacearm__compute_1_1utils.xhtml#a4c9395db2c8b8d0c336656a7b58fca3e"> 69</a></span> <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> &func)</div>
187 <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> {</div>
188 <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  std::cout << <span class="stringliteral">"\n"</span></div>
189 <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  << argv[0] << <span class="stringliteral">"\n\n"</span>;</div>
190 <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
191 <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">try</span></div>
192 <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  {</div>
193 <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  func(argc, argv);</div>
194 <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
195 <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  std::cout << <span class="stringliteral">"\nTest passed\n"</span>;</div>
196 <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">return</span> 0;</div>
197 <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  }</div>
198 <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#ifdef ARM_COMPUTE_CL</span></div>
199 <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor"></span> <span class="keywordflow">catch</span>(cl::Error &err)</div>
200 <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  {</div>
201 <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  std::cerr << <span class="stringliteral">"!!!!!!!!!!!!!!!!!!!!!!!!!!!"</span> << std::endl;</div>
202 <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  std::cerr << std::endl</div>
203 <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  << <span class="stringliteral">"ERROR "</span> << err.what() << <span class="stringliteral">"("</span> << err.err() << <span class="stringliteral">")"</span> << std::endl;</div>
204 <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  std::cerr << <span class="stringliteral">"!!!!!!!!!!!!!!!!!!!!!!!!!!!"</span> << std::endl;</div>
205 <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div>
206 <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor">#endif </span><span class="comment">/* ARM_COMPUTE_CL */</span><span class="preprocessor"></span></div>
207 <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor"></span> <span class="keywordflow">catch</span>(std::runtime_error &err)</div>
208 <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  {</div>
209 <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  std::cerr << <span class="stringliteral">"!!!!!!!!!!!!!!!!!!!!!!!!!!!"</span> << std::endl;</div>
210 <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  std::cerr << std::endl</div>
211 <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  << <span class="stringliteral">"ERROR "</span> << err.what() << <span class="stringliteral">" "</span> << (errno ? strerror(errno) : <span class="stringliteral">""</span>) << std::endl;</div>
212 <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  std::cerr << <span class="stringliteral">"!!!!!!!!!!!!!!!!!!!!!!!!!!!"</span> << std::endl;</div>
213 <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</div>
214 <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
215 <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  std::cout << <span class="stringliteral">"\nTest FAILED\n"</span>;</div>
216 <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div>
217 <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">return</span> -1;</div>
218 <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> }</div>
219 <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
220 <div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="namespacearm__compute_1_1utils.xhtml#ad1b5373f466a3945e1f0ef1c9943c357"> 103</a></span> <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">ITensor</a> *tensor, <span class="keyword">const</span> <a class="code" href="structarm__compute_1_1_detection_window.xhtml">DetectionWindow</a> &rect, uint8_t r, uint8_t g, uint8_t b)</div>
221 <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> {</div>
222 <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="_validate_8h.xhtml#a0d34a8aa07600727e4e5034c7cdad47d">ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN</a>(tensor, <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a30ff380a3be74628024063a99fba10f0">Format::RGB888</a>);</div>
223 <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
224 <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  uint8_t *top = tensor-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#a0e95dc1e53c361348314873b168ae237">info</a>()-><a class="code" href="classarm__compute_1_1_i_tensor_info.xhtml#a8a5312c9a822d27a3b38dc238c1c7de3">offset_element_in_bytes</a>(<a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a>(rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#a4dde988b1b2adba65ae3efa69f65d960">x</a>, rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#ab0580f504a7428539be299fa71565f30">y</a>)) + tensor-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#ab988210662dbd3bf32fd563c7dd1bdbf">buffer</a>();</div>
225 <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  uint8_t *bottom = tensor-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#a0e95dc1e53c361348314873b168ae237">info</a>()-><a class="code" href="classarm__compute_1_1_i_tensor_info.xhtml#a8a5312c9a822d27a3b38dc238c1c7de3">offset_element_in_bytes</a>(<a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a>(rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#a4dde988b1b2adba65ae3efa69f65d960">x</a>, rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#ab0580f504a7428539be299fa71565f30">y</a> + rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#a81c9f8d0b8c3b49d770be14dbe9f0d37">height</a>)) + tensor-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#ab988210662dbd3bf32fd563c7dd1bdbf">buffer</a>();</div>
226 <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  uint8_t *left = top;</div>
227 <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  uint8_t *right = tensor-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#a0e95dc1e53c361348314873b168ae237">info</a>()-><a class="code" href="classarm__compute_1_1_i_tensor_info.xhtml#a8a5312c9a822d27a3b38dc238c1c7de3">offset_element_in_bytes</a>(<a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a>(rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#a4dde988b1b2adba65ae3efa69f65d960">x</a> + rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#ad0eab1042455a2067c812ab8071d5376">width</a>, rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#ab0580f504a7428539be299fa71565f30">y</a>)) + tensor-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#ab988210662dbd3bf32fd563c7dd1bdbf">buffer</a>();</div>
228 <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordtype">size_t</span> stride = tensor-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#a0e95dc1e53c361348314873b168ae237">info</a>()-><a class="code" href="classarm__compute_1_1_i_tensor_info.xhtml#a6b14f175bf5281f57b561e2d4e4b1f1f">strides_in_bytes</a>()[<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">Window::DimY</a>];</div>
229 <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
230 <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> x = 0; x < rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#ad0eab1042455a2067c812ab8071d5376">width</a>; ++x)</div>
231 <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  {</div>
232 <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  top[0] = r;</div>
233 <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  top[1] = g;</div>
234 <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  top[2] = b;</div>
235 <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  bottom[0] = r;</div>
236 <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  bottom[1] = g;</div>
237 <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  bottom[2] = b;</div>
238 <div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
239 <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  top += 3;</div>
240 <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  bottom += 3;</div>
241 <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  }</div>
242 <div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
243 <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> y = 0; y < rect.<a class="code" href="structarm__compute_1_1_detection_window.xhtml#a81c9f8d0b8c3b49d770be14dbe9f0d37">height</a>; ++y)</div>
244 <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  {</div>
245 <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  left[0] = r;</div>
246 <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  left[1] = g;</div>
247 <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  left[2] = b;</div>
248 <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  right[0] = r;</div>
249 <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  right[1] = g;</div>
250 <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  right[2] = b;</div>
251 <div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
252 <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  left += stride;</div>
253 <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  right += stride;</div>
254 <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  }</div>
255 <div class="line"><a name="l00138"></a><span class="lineno"> 138</span> }</div>
256 <div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div>
257 <div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="namespacearm__compute_1_1utils.xhtml#a3aa8f5f1b94f88fdf5b43a53e29379cf"> 140</a></span> std::tuple<unsigned int, unsigned int, int> <a class="code" href="namespacearm__compute_1_1utils.xhtml#a3aa8f5f1b94f88fdf5b43a53e29379cf">parse_ppm_header</a>(std::ifstream &fs)</div>
258 <div class="line"><a name="l00141"></a><span class="lineno"> 141</span> {</div>
259 <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">// Check the PPM magic number is valid</span></div>
260 <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  std::array<char, 2> magic_number{ { 0 } };</div>
261 <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  fs >> magic_number[0] >> magic_number[1];</div>
262 <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="_error_8h.xhtml#a5bbdcf574d3f5e412fa6a1117911e67b">ARM_COMPUTE_ERROR_ON_MSG</a>(magic_number[0] != <span class="charliteral">'P'</span> || magic_number[1] != <span class="charliteral">'6'</span>, <span class="stringliteral">"Invalid file type"</span>);</div>
263 <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="_error_8h.xhtml#a4103adbb45806b2f2002d44b91d0d206">ARM_COMPUTE_UNUSED</a>(magic_number);</div>
264 <div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div>
265 <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  discard_comments_and_spaces(fs);</div>
266 <div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div>
267 <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> width = 0;</div>
268 <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  fs >> width;</div>
269 <div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
270 <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  discard_comments_and_spaces(fs);</div>
271 <div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div>
272 <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> height = 0;</div>
273 <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  fs >> height;</div>
274 <div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
275 <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  discard_comments_and_spaces(fs);</div>
276 <div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
277 <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">int</span> max_val = 0;</div>
278 <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  fs >> max_val;</div>
279 <div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
280 <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  discard_comments(fs);</div>
281 <div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div>
282 <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <a class="code" href="_error_8h.xhtml#a5bbdcf574d3f5e412fa6a1117911e67b">ARM_COMPUTE_ERROR_ON_MSG</a>(isspace(fs.peek()) == 0, <span class="stringliteral">"Invalid PPM header"</span>);</div>
283 <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  fs.ignore(1);</div>
284 <div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
285 <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> std::make_tuple(width, height, max_val);</div>
286 <div class="line"><a name="l00169"></a><span class="lineno"> 169</span> }</div>
287 <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> } <span class="comment">// namespace utils</span></div>
288 <div class="line"><a name="l00171"></a><span class="lineno"> 171</span> } <span class="comment">// namespace arm_compute</span></div>
289 <div class="ttc" id="structarm__compute_1_1_detection_window_xhtml_a4dde988b1b2adba65ae3efa69f65d960"><div class="ttname"><a href="structarm__compute_1_1_detection_window.xhtml#a4dde988b1b2adba65ae3efa69f65d960">arm_compute::DetectionWindow::x</a></div><div class="ttdeci">uint16_t x</div><div class="ttdoc">Top-left x coordinate. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00380">Types.h:380</a></div></div>
290 <div class="ttc" id="utils_2_utils_8h_xhtml"><div class="ttname"><a href="utils_2_utils_8h.xhtml">Utils.h</a></div></div>
291 <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#l00375">Validate.h:375</a></div></div>
292 <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>
293 <div class="ttc" id="classarm__compute_1_1_i_tensor_info_xhtml_a8a5312c9a822d27a3b38dc238c1c7de3"><div class="ttname"><a href="classarm__compute_1_1_i_tensor_info.xhtml#a8a5312c9a822d27a3b38dc238c1c7de3">arm_compute::ITensorInfo::offset_element_in_bytes</a></div><div class="ttdeci">virtual size_t offset_element_in_bytes(const Coordinates &pos) const =0</div><div class="ttdoc">The offset in bytes from the beginning of the memory allocation to access the element at position (x...</div></div>
294 <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>
295 <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 &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>
296 <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>
297 <div class="ttc" id="structarm__compute_1_1_detection_window_xhtml_ad0eab1042455a2067c812ab8071d5376"><div class="ttname"><a href="structarm__compute_1_1_detection_window.xhtml#ad0eab1042455a2067c812ab8071d5376">arm_compute::DetectionWindow::width</a></div><div class="ttdeci">uint16_t width</div><div class="ttdoc">Width of the detection window. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00382">Types.h:382</a></div></div>
298 <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>
299 <div class="ttc" id="classarm__compute_1_1_i_tensor_xhtml_ab988210662dbd3bf32fd563c7dd1bdbf"><div class="ttname"><a href="classarm__compute_1_1_i_tensor.xhtml#ab988210662dbd3bf32fd563c7dd1bdbf">arm_compute::ITensor::buffer</a></div><div class="ttdeci">virtual uint8_t * buffer() const =0</div><div class="ttdoc">Interface to be implemented by the child class to return a pointer to CPU memory. ...</div></div>
300 <div class="ttc" id="classarm__compute_1_1_i_tensor_xhtml_a0e95dc1e53c361348314873b168ae237"><div class="ttname"><a href="classarm__compute_1_1_i_tensor.xhtml#a0e95dc1e53c361348314873b168ae237">arm_compute::ITensor::info</a></div><div class="ttdeci">virtual ITensorInfo * info() const =0</div><div class="ttdoc">Interface to be implemented by the child class to return the tensor's metadata. </div></div>
301 <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#l00054">Utils.h:54</a></div></div>
302 <div class="ttc" id="structarm__compute_1_1_detection_window_xhtml_a81c9f8d0b8c3b49d770be14dbe9f0d37"><div class="ttname"><a href="structarm__compute_1_1_detection_window.xhtml#a81c9f8d0b8c3b49d770be14dbe9f0d37">arm_compute::DetectionWindow::height</a></div><div class="ttdeci">uint16_t height</div><div class="ttdoc">Height of the detection window. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00383">Types.h:383</a></div></div>
303 <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>
304 <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#l00378">Types.h:378</a></div></div>
305 <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 &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>
306 <div class="ttc" id="structarm__compute_1_1_detection_window_xhtml_ab0580f504a7428539be299fa71565f30"><div class="ttname"><a href="structarm__compute_1_1_detection_window.xhtml#ab0580f504a7428539be299fa71565f30">arm_compute::DetectionWindow::y</a></div><div class="ttdeci">uint16_t y</div><div class="ttdoc">Top-left y coordinate. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00381">Types.h:381</a></div></div>
307 <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< unsigned int, unsigned int, int > parse_ppm_header(std::ifstream &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>
308 <div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_ad91bb73431b4de1f4946ed949d444849"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">arm_compute::test::fixed_point_arithmetic::detail::max</a></div><div class="ttdeci">fixed_point< T > max(fixed_point< T > x, fixed_point< T > y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00889">FixedPoint.h:889</a></div></div>
309 <div class="ttc" id="classarm__compute_1_1_i_tensor_info_xhtml_a6b14f175bf5281f57b561e2d4e4b1f1f"><div class="ttname"><a href="classarm__compute_1_1_i_tensor_info.xhtml#a6b14f175bf5281f57b561e2d4e4b1f1f">arm_compute::ITensorInfo::strides_in_bytes</a></div><div class="ttdeci">virtual const Strides & strides_in_bytes() const =0</div><div class="ttdoc">The strides in bytes for accessing each dimension of the tensor. </div></div>
310 <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>
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