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| <a href="_n_e_warp_kernel_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><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2016-2018 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><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><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><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><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><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><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><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div><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><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div><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><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><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><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><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><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><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="_n_e_warp_kernel_8h.xhtml">arm_compute/core/NEON/kernels/NEWarpKernel.h</a>"</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="_access_window_static_8h.xhtml">arm_compute/core/AccessWindowStatic.h</a>"</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="_coordinates_8h.xhtml">arm_compute/core/Coordinates.h</a>"</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="_error_8h.xhtml">arm_compute/core/Error.h</a>"</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="arm__compute_2core_2_helpers_8h.xhtml">arm_compute/core/Helpers.h</a>"</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="_i_tensor_8h.xhtml">arm_compute/core/ITensor.h</a>"</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="_tensor_info_8h.xhtml">arm_compute/core/TensorInfo.h</a>"</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="_validate_8h.xhtml">arm_compute/core/Validate.h</a>"</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="_window_8h.xhtml">arm_compute/core/Window.h</a>"</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <cstddef></span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">using namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a>;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">namespace</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> {</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">inline</span> uint8_t nearest_interpolation(<span class="keyword">const</span> uint8_t *in_ptr, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">size_t</span> stride)</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">return</span> in_ptr[x + y * stride];</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> }</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a7acfff8355cadd1f4a467a82d05df75a"> 47</a></span> <a class="code" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a7acfff8355cadd1f4a467a82d05df75a">INEWarpKernel::INEWarpKernel</a>()</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  : _func(nullptr), _input(nullptr), _output(nullptr), _constant_border_value(0), _matrix()</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> {</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> }</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a423f9a45a52983b4de5e2b347f4369c7"> 52</a></span> <a class="code" href="structarm__compute_1_1_border_size.xhtml">BorderSize</a> <a class="code" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a423f9a45a52983b4de5e2b347f4369c7">INEWarpKernel::border_size</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keyword"></span>{</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">return</span> <a class="code" href="structarm__compute_1_1_border_size.xhtml">BorderSize</a>(1);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> }</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a112b35dd205c62ea6ed1447ef226da82"> 57</a></span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a112b35dd205c62ea6ed1447ef226da82">INEWarpKernel::run</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &window, <span class="keyword">const</span> <a class="code" href="structarm__compute_1_1_thread_info.xhtml">ThreadInfo</a> &<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a4f4125dba5283887b34f889b1c615c0c">info</a>)</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> {</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="_error_8h.xhtml#a6dc630a6ae9cc063b3924bcea8dee9d6">ARM_COMPUTE_UNUSED</a>(<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a4f4125dba5283887b34f889b1c615c0c">info</a>);</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="_validate_8h.xhtml#a1b35b0d258183cf9ef36adf684d0b88c">ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL</a>(<span class="keyword">this</span>);</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <a class="code" href="_validate_8h.xhtml#a6eb9ce82815fe429250189da7592ba75">ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW</a>(<a class="code" href="classarm__compute_1_1_i_kernel.xhtml#ad34a46f53686c12a5c5e717cc9617fb6">INEKernel::window</a>(), <a class="code" href="classarm__compute_1_1_i_kernel.xhtml#ad34a46f53686c12a5c5e717cc9617fb6">window</a>);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href="_error_8h.xhtml#a54a6080c9f4df1f908e57a9bbb46f5da">ARM_COMPUTE_ERROR_ON</a>(_func == <span class="keyword">nullptr</span>);</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  (this->*_func)(<a class="code" href="classarm__compute_1_1_i_kernel.xhtml#ad34a46f53686c12a5c5e717cc9617fb6">window</a>);</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> }</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a1aad3191e6d0d90fa0114a355ac52991"> 67</a></span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a1aad3191e6d0d90fa0114a355ac52991">INEWarpKernel::configure</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>, <a class="code" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *output, <span class="keyword">const</span> std::array<float, 9> &matrix, <a class="code" href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327">BorderMode</a> <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a5471e46933e7a9c4709972d91fc4ea65">border_mode</a>, uint8_t constant_border_value)</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> {</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="code" href="_validate_8h.xhtml#aadf5c9cff86327b96d88d04649d9715e">ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN</a>(<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>, 1, <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5">DataType::U8</a>);</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="_validate_8h.xhtml#aadf5c9cff86327b96d88d04649d9715e">ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN</a>(output, 1, <a class="code" href="namespacearm__compute.xhtml#ab4e88c89b3b7ea1735996cc4def22d58a6669348b484e3008dca2bfa8e85e40b5">DataType::U8</a>);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  _matrix = matrix;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  _constant_border_value = constant_border_value;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">switch</span>(<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a5471e46933e7a9c4709972d91fc4ea65">border_mode</a>)</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  {</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327a0db45d2a4141101bdfe48e3314cfbca3">BorderMode::UNDEFINED</a>:</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  _func = &INEWarpKernel::warp_undefined;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a14d24d90ab4ba2956e92e27890ba4c91a8d6b5cada83510220f59e00ce86d4d92">BorderMode::CONSTANT</a>:</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  _func = &INEWarpKernel::warp_constant;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327a4ef59320fbe90fe47d40f1f71e4c5daa">BorderMode::REPLICATE</a>:</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  _func = &INEWarpKernel::warp_replicate;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Border mode not supported"</span>);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  _input = <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  _output = output;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// Configure kernel window</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> win = <a class="code" href="namespacearm__compute.xhtml#ab7980fa5ee693e3282a76da047a1c3b5">calculate_max_window</a>(*output-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#a0e95dc1e53c361348314873b168ae237">info</a>(), <a class="code" href="classarm__compute_1_1_steps.xhtml">Steps</a>(1<a class="code" href="namespacearm__compute.xhtml#a1ce9b523fd4f3b5bbcadcd796183455aa4c614360da93c0a041b22e537de151eb">U</a>));</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">const</span> <a class="code" href="structarm__compute_1_1_valid_region.xhtml">ValidRegion</a> &input_valid_region = <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>->info()->valid_region();</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">// Reads can occur within the valid region of the input</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="classarm__compute_1_1_access_window_static.xhtml">AccessWindowStatic</a> input_access(<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>->info(),</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  input_valid_region.anchor[0] - <a class="code" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a423f9a45a52983b4de5e2b347f4369c7">border_size</a>().<a class="code" href="structarm__compute_1_1_border_size.xhtml#a05374b750b0fc472c34ee61e6f028bba">left</a>, input_valid_region.anchor[1] - <a class="code" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a423f9a45a52983b4de5e2b347f4369c7">border_size</a>().<a class="code" href="structarm__compute_1_1_border_size.xhtml#a3fdd42ea34070a54e696b3adc28c4be3">top</a>,</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  input_valid_region.anchor[0] + input_valid_region.shape[0] + <a class="code" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a423f9a45a52983b4de5e2b347f4369c7">border_size</a>().<a class="code" href="structarm__compute_1_1_border_size.xhtml#a78b0fed184c642b78f32fd34b228a5f9">right</a>,</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  input_valid_region.anchor[1] + input_valid_region.shape[1] + <a class="code" href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a423f9a45a52983b4de5e2b347f4369c7">border_size</a>().<a class="code" href="structarm__compute_1_1_border_size.xhtml#a802ffcf1b49237efe5be8a314d3f3869">bottom</a>);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <a class="code" href="classarm__compute_1_1_access_window_horizontal.xhtml">AccessWindowHorizontal</a> output_access(output-><a class="code" href="classarm__compute_1_1_i_tensor.xhtml#a0e95dc1e53c361348314873b168ae237">info</a>(), 0, 1);</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="namespacearm__compute.xhtml#afc4bd8e872567d9c4c57d89eb0bb3da1">update_window_and_padding</a>(win, input_access, output_access);</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  output_access.set_valid_region(win, <a class="code" href="structarm__compute_1_1_valid_region.xhtml">ValidRegion</a>(<a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a>(), output-><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#a7c66505457d00ece3aa4b34cab80757d">tensor_shape</a>()));</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  INEKernel::configure(win);</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> }</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="keyword">template</span> <InterpolationPolicy <span class="keywordtype">int</span>erpolation></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_warp_affine_kernel.xhtml">NEWarpAffineKernel<interpolation>::warp_undefined</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &window)</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> {</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// Don't increment in X and Y direction for the input tensor</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">// A pointer to the start of this plane is needed as base for the precomputed offsets</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> win_in(window);</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> in(_input, win_in);</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> out(_output, window);</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_x = _input->info()->valid_region().anchor[0];</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_x = min_x + _input->info()->valid_region().shape[0];</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_y = _input->info()->valid_region().anchor[1];</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_y = min_y + _input->info()->valid_region().shape[1];</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> stride = _input->info()->strides_in_bytes()[1];</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">// x0 = M01 * x + M01 * y + M02</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">// y0 = M11 * x + M11 * y + M12</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M00 = _matrix[0];</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M10 = _matrix[1];</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M01 = _matrix[0 + 1 * 2];</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M11 = _matrix[1 + 1 * 2];</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M02 = _matrix[0 + 2 * 2];</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M12 = _matrix[1 + 2 * 2];</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">// "M00 * x" and "M10 * x", when x = window.x.start</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_x0 = M00 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_y0 = M10 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="comment">// Current row</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordtype">int</span> y_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a1b522b073f3ca32d24eb4e03495ef8a6">y</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordtype">int</span> z_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a51a8c7a9d2fa20943c213e85eb8d9caf">z</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordtype">int</span> d3_cur = window[3].start();</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordtype">int</span> d4_cur = window[4].start();</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordtype">int</span> d5_cur = window[5].start();</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// const_x0 and const_y0 are the constant parts of x0 and y0 during the row processing</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordtype">float</span> const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordtype">float</span> const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">// Affine warp coordinates</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordtype">float</span> x0 = start_x0 + const_x0;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordtype">float</span> y0 = start_y0 + const_y0;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="namespacearm__compute.xhtml#a5002bf7ec46d52971f9526e94172cfee">execute_window_loop</a>(window, [&](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a> & <span class="keywordtype">id</span>)</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  {</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="comment">// Check if we are processing a new row. If so, update the current processed row (y_cur), x0, y0 and z0</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span>((y_cur != <span class="keywordtype">id</span>.y()) || (z_cur != <span class="keywordtype">id</span>.z()) || (d3_cur != <span class="keywordtype">id</span>[3]) || (d4_cur != <span class="keywordtype">id</span>[4]) || (d5_cur != <span class="keywordtype">id</span>[5]))</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  {</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  y_cur = <span class="keywordtype">id</span>.y();</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  z_cur = <span class="keywordtype">id</span>.z();</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  d3_cur = <span class="keywordtype">id</span>[3];</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  d4_cur = <span class="keywordtype">id</span>[4];</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  d5_cur = <span class="keywordtype">id</span>[5];</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  x0 = start_x0 + const_x0;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  y0 = start_y0 + const_y0;</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">// Only write to output if x0 and y0 are within the valid region.</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment">// Otherwise the read value would be undefined.</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">if</span>((min_y <= y0) && (y0 < max_y) && (min_x <= x0) && (x0 < max_x))</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  {</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  {</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  *out.ptr() = nearest_interpolation(in.ptr(), x0, y0, stride);</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  *out.ptr() = <a class="code" href="namespacearm__compute.xhtml#a1c8d639ec2b3086a9506e72605a32333">pixel_bilinear_c1</a>(in.ptr(), stride, x0, y0);</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  }</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  x0 += M00;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  y0 += M10;</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  },</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  in, out);</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> }</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="keyword">template</span> <InterpolationPolicy <span class="keywordtype">int</span>erpolation></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_warp_affine_kernel.xhtml">NEWarpAffineKernel<interpolation>::warp_constant</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &window)</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> {</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">// Don't increment in X and Y direction for the input tensor</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// A pointer to the start of this plane is needed as base for the precomputed offsets</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> win_in(window);</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> in(_input, win_in);</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> out(_output, window);</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_x = _input->info()->valid_region().anchor[0];</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_x = min_x + _input->info()->valid_region().shape[0];</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_y = _input->info()->valid_region().anchor[1];</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_y = min_y + _input->info()->valid_region().shape[1];</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> stride = _input->info()->strides_in_bytes()[1];</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="comment">// x0 = M01 * x + M01 * y + M02</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">// y0 = M11 * x + M11 * y + M12</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M00 = _matrix[0];</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M10 = _matrix[1];</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M01 = _matrix[0 + 1 * 2];</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M11 = _matrix[1 + 1 * 2];</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M02 = _matrix[0 + 2 * 2];</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M12 = _matrix[1 + 2 * 2];</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// "M00 * x" and "M10 * x", when x = window.x.start</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_x0 = M00 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_y0 = M10 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// Current row</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordtype">int</span> y_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a1b522b073f3ca32d24eb4e03495ef8a6">y</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordtype">int</span> z_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a51a8c7a9d2fa20943c213e85eb8d9caf">z</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordtype">int</span> d3_cur = window[3].start();</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordtype">int</span> d4_cur = window[4].start();</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordtype">int</span> d5_cur = window[5].start();</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// const_x0 and const_y0 are the constant parts of x0 and y0 during the row processing</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordtype">float</span> const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordtype">float</span> const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="comment">// Affine warp coordinates</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordtype">float</span> x0 = start_x0 + const_x0;</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordtype">float</span> y0 = start_y0 + const_y0;</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="namespacearm__compute.xhtml#a5002bf7ec46d52971f9526e94172cfee">execute_window_loop</a>(window, [&](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a> & <span class="keywordtype">id</span>)</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  {</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// Check if we are processing a new row. If so, update the current processed row (y_cur), x0, y0 and z0</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span>((y_cur != <span class="keywordtype">id</span>.y()) || (z_cur != <span class="keywordtype">id</span>.z()) || (d3_cur != <span class="keywordtype">id</span>[3]) || (d4_cur != <span class="keywordtype">id</span>[4]) || (d5_cur != <span class="keywordtype">id</span>[5]))</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  {</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  y_cur = <span class="keywordtype">id</span>.y();</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  z_cur = <span class="keywordtype">id</span>.z();</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  d3_cur = <span class="keywordtype">id</span>[3];</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  d4_cur = <span class="keywordtype">id</span>[4];</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  d5_cur = <span class="keywordtype">id</span>[5];</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  x0 = start_x0 + const_x0;</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  y0 = start_y0 + const_y0;</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  }</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// Only use input values if x0 and y0 are within the valid region.</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">// Otherwise write the constant border value.</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">if</span>((min_y <= y0) && (y0 < max_y) && (min_x <= x0) && (x0 < max_x))</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  {</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  {</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  *out.ptr() = nearest_interpolation(in.ptr(), x0, y0, stride);</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  *out.ptr() = <a class="code" href="namespacearm__compute.xhtml#a1c8d639ec2b3086a9506e72605a32333">pixel_bilinear_c1</a>(in.ptr(), stride, x0, y0);</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  }</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  }</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  {</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  {</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  *out.ptr() = _constant_border_value;</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  {</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keyword">const</span> <span class="keyword">auto</span> xi = utility::clamp<int>(std::floor(x0), min_x - 1, max_x);</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keyword">const</span> <span class="keyword">auto</span> yi = utility::clamp<int>(std::floor(y0), min_y - 1, max_y);</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keyword">const</span> <span class="keyword">auto</span> xi_1 = utility::clamp<int>(std::floor(x0 + 1), min_x - 1, max_x);</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keyword">const</span> <span class="keyword">auto</span> yi_1 = utility::clamp<int>(std::floor(y0 + 1), min_y - 1, max_y);</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dx = x0 - std::floor(x0);</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dy = y0 - std::floor(y0);</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dx1 = 1.0f - dx;</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dy1 = 1.0f - dy;</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a00 = *(in.ptr() + xi + yi * stride);</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a01 = *(in.ptr() + xi_1 + yi * stride);</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a10 = *(in.ptr() + xi + yi_1 * stride);</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a11 = *(in.ptr() + xi_1 + yi_1 * stride);</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  *out.ptr() = a00 * (dx1 * dy1) + a01 * (dx * dy1) + a10 * (dx1 * dy) + a11 * (dx * dy);</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  }</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  }</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  }</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  x0 += M00;</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  y0 += M10;</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  },</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  in, out);</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> }</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="keyword">template</span> <InterpolationPolicy <span class="keywordtype">int</span>erpolation></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_warp_affine_kernel.xhtml">NEWarpAffineKernel<interpolation>::warp_replicate</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &window)</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> {</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="comment">// Don't increment in X and Y direction for the input tensor</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="comment">// A pointer to the start of this plane is needed as base for the precomputed offsets</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> win_in(window);</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> in(_input, win_in);</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> out(_output, window);</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> </div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_x = _input->info()->valid_region().anchor[0];</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_x = min_x + _input->info()->valid_region().shape[0];</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_y = _input->info()->valid_region().anchor[1];</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_y = min_y + _input->info()->valid_region().shape[1];</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> stride = _input->info()->strides_in_bytes()[1];</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span> </div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="comment">// Current row</span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordtype">int</span> y_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a1b522b073f3ca32d24eb4e03495ef8a6">y</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordtype">int</span> z_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a51a8c7a9d2fa20943c213e85eb8d9caf">z</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordtype">int</span> d3_cur = window[3].start();</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordtype">int</span> d4_cur = window[4].start();</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordtype">int</span> d5_cur = window[5].start();</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> </div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M00 = _matrix[0];</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M10 = _matrix[1];</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M01 = _matrix[0 + 1 * 2];</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M11 = _matrix[1 + 1 * 2];</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M02 = _matrix[0 + 2 * 2];</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M12 = _matrix[1 + 2 * 2];</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="comment">// "M00 * x" and "M10 * x", when x = window.x.start</span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_x0 = M00 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_y0 = M10 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="comment">// const_x0 and const_y0 are the constant parts of x0 and y0 during the row processing</span></div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordtype">float</span> const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordtype">float</span> const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span> </div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordtype">float</span> x0 = start_x0 + const_x0;</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordtype">float</span> y0 = start_y0 + const_y0;</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span> </div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <a class="code" href="namespacearm__compute.xhtml#a5002bf7ec46d52971f9526e94172cfee">execute_window_loop</a>(window, [&](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a> & <span class="keywordtype">id</span>)</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  {</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="comment">// Check if we are processing a new row. If so, update the current processed row (y_cur), x0, y0 and z0</span></div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">if</span>((y_cur != <span class="keywordtype">id</span>.y()) || (z_cur != <span class="keywordtype">id</span>.z()) || (d3_cur != <span class="keywordtype">id</span>[3]) || (d4_cur != <span class="keywordtype">id</span>[4]) || (d5_cur != <span class="keywordtype">id</span>[5]))</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  {</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  y_cur = <span class="keywordtype">id</span>.y();</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  z_cur = <span class="keywordtype">id</span>.z();</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  d3_cur = <span class="keywordtype">id</span>[3];</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  d4_cur = <span class="keywordtype">id</span>[4];</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  d5_cur = <span class="keywordtype">id</span>[5];</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> </div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> </div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  x0 = start_x0 + const_x0;</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  y0 = start_y0 + const_y0;</div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  }</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="comment">// Only load from (x0, y0) if the point is within the valid region.</span></div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="comment">// Otherwise load from the edge of the valid region.</span></div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">if</span>((min_y <= y0) && (y0 < max_y) && (min_x <= x0) && (x0 < max_x))</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  {</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  {</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  *out.ptr() = nearest_interpolation(in.ptr(), x0, y0, stride);</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  *out.ptr() = <a class="code" href="namespacearm__compute.xhtml#a1c8d639ec2b3086a9506e72605a32333">pixel_bilinear_c1</a>(in.ptr(), stride, x0, y0);</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  }</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  {</div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="comment">// Clamp coordinates</span></div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keyword">const</span> <span class="keyword">auto</span> xi = utility::clamp<int>(std::floor(x0), min_x, max_x - 1);</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keyword">const</span> <span class="keyword">auto</span> yi = utility::clamp<int>(std::floor(y0), min_y, max_y - 1);</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  {</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  *out.ptr() = *(in.ptr() + xi + yi * stride);</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  {</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="keyword">const</span> <span class="keyword">auto</span> xi_1 = utility::clamp<int>(std::floor(x0 + 1), min_x, max_x - 1);</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keyword">const</span> <span class="keyword">auto</span> yi_1 = utility::clamp<int>(std::floor(y0 + 1), min_y, max_y - 1);</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> </div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dx = x0 - std::floor(x0);</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dy = y0 - std::floor(y0);</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dx1 = 1.0f - dx;</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dy1 = 1.0f - dy;</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a00 = *(in.ptr() + xi + yi * stride);</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a01 = *(in.ptr() + xi_1 + yi * stride);</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a10 = *(in.ptr() + xi + yi_1 * stride);</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a11 = *(in.ptr() + xi_1 + yi_1 * stride);</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> </div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  *out.ptr() = a00 * (dx1 * dy1) + a01 * (dx * dy1) + a10 * (dx1 * dy) + a11 * (dx * dy);</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  }</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  }</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  }</div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> </div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  x0 += M00;</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  y0 += M10;</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  },</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  in, out);</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span> }</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span> <span class="keyword">template</span> <InterpolationPolicy <span class="keywordtype">int</span>erpolation></div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_warp_perspective_kernel.xhtml">NEWarpPerspectiveKernel<interpolation>::warp_undefined</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &window)</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span> {</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="comment">// Don't increment in X and Y direction for the input tensor</span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="comment">// A pointer to the start of this plane is needed as base for the precomputed offsets</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> win_in(window);</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> </div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> in(_input, win_in);</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> out(_output, window);</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span> </div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_x = _input->info()->valid_region().anchor[0];</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_x = min_x + _input->info()->valid_region().shape[0];</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_y = _input->info()->valid_region().anchor[1];</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_y = min_y + _input->info()->valid_region().shape[1];</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> stride = _input->info()->strides_in_bytes()[1];</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> </div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="comment">// x0 = M00 * x + M01 * y + M02</span></div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="comment">// y0 = M10 * x + M11 * y + M12</span></div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="comment">// z0 = M20 * x + M21 * y + M22</span></div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="comment">// xn = x0 / z0</span></div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="comment">// yn = y0 / z0</span></div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M00 = _matrix[0];</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M10 = _matrix[1];</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M20 = _matrix[2];</div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M01 = _matrix[0 + 1 * 3];</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M11 = _matrix[1 + 1 * 3];</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M21 = _matrix[2 + 1 * 3];</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M02 = _matrix[0 + 2 * 3];</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M12 = _matrix[1 + 2 * 3];</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M22 = _matrix[2 + 2 * 3];</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="comment">// "M00 * x", "M10 * x" and "M20 * x", when x = window.x.start</span></div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_x0 = M00 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_y0 = M10 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_z0 = M20 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> </div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="comment">// Current row</span></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keywordtype">int</span> y_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a1b522b073f3ca32d24eb4e03495ef8a6">y</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordtype">int</span> z_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a51a8c7a9d2fa20943c213e85eb8d9caf">z</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordtype">int</span> d3_cur = window[3].start();</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keywordtype">int</span> d4_cur = window[4].start();</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="keywordtype">int</span> d5_cur = window[5].start();</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="comment">// const_x0, const_y0 and const_z0 are the constant parts of x0, y0 and z0 during the row processing</span></div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordtype">float</span> const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordtype">float</span> const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keywordtype">float</span> const_z0 = M21 * y_cur + M22;</div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> </div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="comment">// Perspective warp coordinates</span></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <span class="keywordtype">float</span> x0 = start_x0 + const_x0;</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordtype">float</span> y0 = start_y0 + const_y0;</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="keywordtype">float</span> z0 = start_z0 + const_z0;</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span> </div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <a class="code" href="namespacearm__compute.xhtml#a5002bf7ec46d52971f9526e94172cfee">execute_window_loop</a>(window, [&](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a> & <span class="keywordtype">id</span>)</div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  {</div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="comment">// Check if we are processing a new row. If so, update the current processed row (y_cur), x0, y0 and z0</span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="keywordflow">if</span>((y_cur != <span class="keywordtype">id</span>.y()) || (z_cur != <span class="keywordtype">id</span>.z()) || (d3_cur != <span class="keywordtype">id</span>[3]) || (d4_cur != <span class="keywordtype">id</span>[4]) || (d5_cur != <span class="keywordtype">id</span>[5]))</div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  {</div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  y_cur = <span class="keywordtype">id</span>.y();</div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  z_cur = <span class="keywordtype">id</span>.z();</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  d3_cur = <span class="keywordtype">id</span>[3];</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  d4_cur = <span class="keywordtype">id</span>[4];</div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  d5_cur = <span class="keywordtype">id</span>[5];</div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span> </div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  const_z0 = M21 * y_cur + M22;</div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span> </div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  x0 = start_x0 + const_x0;</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  y0 = start_y0 + const_y0;</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  z0 = start_z0 + const_z0;</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  }</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span> </div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> xn = x0 / z0;</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> yn = y0 / z0;</div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span> </div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="comment">// Only write to output if xn and yn are within the valid region.</span></div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="comment">// Otherwise the read value would be undefined.</span></div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keywordflow">if</span>((min_y <= yn) && (yn < max_y) && (min_x <= xn) && (xn < max_x))</div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  {</div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  {</div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  *out.ptr() = nearest_interpolation(in.ptr(), xn, yn, stride);</div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  *out.ptr() = <a class="code" href="namespacearm__compute.xhtml#a1c8d639ec2b3086a9506e72605a32333">pixel_bilinear_c1</a>(in.ptr(), stride, xn, yn);</div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  }</div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  }</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span> </div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  x0 += M00;</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  y0 += M10;</div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  z0 += M20;</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  },</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  in, out);</div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span> }</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span> </div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span> <span class="keyword">template</span> <InterpolationPolicy <span class="keywordtype">int</span>erpolation></div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_warp_perspective_kernel.xhtml">NEWarpPerspectiveKernel<interpolation>::warp_constant</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &window)</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span> {</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <span class="comment">// Don't increment in X and Y direction for the input tensor</span></div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="comment">// A pointer to the start of this plane is needed as base for the precomputed offsets</span></div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> win_in(window);</div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span> </div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> in(_input, win_in);</div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> out(_output, window);</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span> </div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_x = _input->info()->valid_region().anchor[0];</div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_x = min_x + _input->info()->valid_region().shape[0];</div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_y = _input->info()->valid_region().anchor[1];</div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_y = min_y + _input->info()->valid_region().shape[1];</div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> stride = _input->info()->strides_in_bytes()[1];</div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span> </div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <span class="comment">// x0 = M00 * x + M01 * y + M02</span></div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="comment">// y0 = M10 * x + M11 * y + M12</span></div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="comment">// z0 = M20 * x + M21 * y + M22</span></div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="comment">// xn = x0 / z0</span></div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="comment">// yn = y0 / z0</span></div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M00 = _matrix[0];</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M10 = _matrix[1];</div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M20 = _matrix[2];</div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M01 = _matrix[0 + 1 * 3];</div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M11 = _matrix[1 + 1 * 3];</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M21 = _matrix[2 + 1 * 3];</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M02 = _matrix[0 + 2 * 3];</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M12 = _matrix[1 + 2 * 3];</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M22 = _matrix[2 + 2 * 3];</div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span> </div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="comment">// "M00 * x", "M10 * x" and "M20 * x", when x = window.x.start</span></div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_x0 = M00 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_y0 = M10 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_z0 = M20 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span> </div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="comment">// Current row</span></div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keywordtype">int</span> y_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a1b522b073f3ca32d24eb4e03495ef8a6">y</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordtype">int</span> z_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a51a8c7a9d2fa20943c213e85eb8d9caf">z</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keywordtype">int</span> d3_cur = window[3].start();</div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="keywordtype">int</span> d4_cur = window[4].start();</div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <span class="keywordtype">int</span> d5_cur = window[5].start();</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span> </div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <span class="comment">// const_x0, const_y0 and const_z0 are the constant parts of x0, y0 and z0 during the row processing</span></div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keywordtype">float</span> const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  <span class="keywordtype">float</span> const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="keywordtype">float</span> const_z0 = M21 * y_cur + M22;</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span> </div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="comment">// Perspective warp coordinates</span></div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  <span class="keywordtype">float</span> x0 = start_x0 + const_x0;</div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keywordtype">float</span> y0 = start_y0 + const_y0;</div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keywordtype">float</span> z0 = start_z0 + const_z0;</div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span> </div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <a class="code" href="namespacearm__compute.xhtml#a5002bf7ec46d52971f9526e94172cfee">execute_window_loop</a>(window, [&](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a> & <span class="keywordtype">id</span>)</div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  {</div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="comment">// Check if we are processing a new row. If so, update the current processed row (y_cur), x0, y0 and z0</span></div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  <span class="keywordflow">if</span>((y_cur != <span class="keywordtype">id</span>.y()) || (z_cur != <span class="keywordtype">id</span>.z()) || (d3_cur != <span class="keywordtype">id</span>[3]) || (d4_cur != <span class="keywordtype">id</span>[4]) || (d5_cur != <span class="keywordtype">id</span>[5]))</div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  {</div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  y_cur = <span class="keywordtype">id</span>.y();</div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  z_cur = <span class="keywordtype">id</span>.z();</div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  d3_cur = <span class="keywordtype">id</span>[3];</div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  d4_cur = <span class="keywordtype">id</span>[4];</div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  d5_cur = <span class="keywordtype">id</span>[5];</div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span> </div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  const_z0 = M21 * y_cur + M22;</div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span> </div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  x0 = start_x0 + const_x0;</div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  y0 = start_y0 + const_y0;</div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  z0 = start_z0 + const_z0;</div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  }</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span> </div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> xn = x0 / z0;</div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> yn = y0 / z0;</div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span> </div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="comment">// Only use input values if xn and yn are within the valid region.</span></div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="keywordflow">if</span>((min_y <= yn) && (yn < max_y) && (min_x <= xn) && (xn < max_x))</div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  {</div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  {</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  *out.ptr() = nearest_interpolation(in.ptr(), xn, yn, stride);</div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  *out.ptr() = <a class="code" href="namespacearm__compute.xhtml#a1c8d639ec2b3086a9506e72605a32333">pixel_bilinear_c1</a>(in.ptr(), stride, xn, yn);</div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  }</div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  }</div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  {</div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  {</div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  *out.ptr() = _constant_border_value;</div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  {</div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keyword">const</span> <span class="keyword">auto</span> xi = utility::clamp<int>(std::floor(xn), min_x - 1, max_x);</div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="keyword">const</span> <span class="keyword">auto</span> yi = utility::clamp<int>(std::floor(yn), min_y - 1, max_y);</div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keyword">const</span> <span class="keyword">auto</span> xi_1 = utility::clamp<int>(std::floor(xn + 1), min_x - 1, max_x);</div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keyword">const</span> <span class="keyword">auto</span> yi_1 = utility::clamp<int>(std::floor(yn + 1), min_y - 1, max_y);</div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span> </div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dx = xn - std::floor(xn);</div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dy = yn - std::floor(yn);</div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dx1 = 1.0f - dx;</div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dy1 = 1.0f - dy;</div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span> </div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a00 = *(in.ptr() + xi + yi * stride);</div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a01 = *(in.ptr() + xi_1 + yi * stride);</div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a10 = *(in.ptr() + xi + yi_1 * stride);</div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a11 = *(in.ptr() + xi_1 + yi_1 * stride);</div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span> </div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  *out.ptr() = a00 * (dx1 * dy1) + a01 * (dx * dy1) + a10 * (dx1 * dy) + a11 * (dx * dy);</div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  }</div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  }</div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  }</div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span> </div><div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  x0 += M00;</div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  y0 += M10;</div><div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  z0 += M20;</div><div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  },</div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  in, out);</div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span> }</div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span> </div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span> <span class="keyword">template</span> <InterpolationPolicy <span class="keywordtype">int</span>erpolation></div><div class="line"><a name="l00669"></a><span class="lineno"> 669</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_warp_perspective_kernel.xhtml">NEWarpPerspectiveKernel<interpolation>::warp_replicate</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> &window)</div><div class="line"><a name="l00670"></a><span class="lineno"> 670</span> {</div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="comment">// Don't increment in X and Y direction for the input tensor</span></div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  <span class="comment">// A pointer to the start of this plane is needed as base for the precomputed offsets</span></div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <a class="code" href="classarm__compute_1_1_window.xhtml">Window</a> win_in(window);</div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#aa96e81276ee4f87ab386cd05a5539a7d">Window::DimX</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  win_in.set(<a class="code" href="classarm__compute_1_1_window.xhtml#ad2d402364fa822b0b7775081291eeca9">Window::DimY</a>, <a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml">Window::Dimension</a>(0, 0, 0));</div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span> </div><div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> in(_input, win_in);</div><div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  <a class="code" href="classarm__compute_1_1_iterator.xhtml">Iterator</a> out(_output, window);</div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span> </div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_x = _input->info()->valid_region().anchor[0];</div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_x = min_x + _input->info()->valid_region().shape[0];</div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> min_y = _input->info()->valid_region().anchor[1];</div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_y = min_y + _input->info()->valid_region().shape[1];</div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> stride = _input->info()->strides_in_bytes()[1];</div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span> </div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  <span class="comment">// Current row</span></div><div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keywordtype">int</span> y_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a1b522b073f3ca32d24eb4e03495ef8a6">y</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="keywordtype">int</span> z_cur = window.<a class="code" href="classarm__compute_1_1_window.xhtml#a51a8c7a9d2fa20943c213e85eb8d9caf">z</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  <span class="keywordtype">int</span> d3_cur = window[3].start();</div><div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  <span class="keywordtype">int</span> d4_cur = window[4].start();</div><div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  <span class="keywordtype">int</span> d5_cur = window[5].start();</div><div class="line"><a name="l00692"></a><span class="lineno"> 692</span> </div><div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="comment">// x0 = M00 * x + M01 * y + M02</span></div><div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  <span class="comment">// y0 = M10 * x + M11 * y + M12</span></div><div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  <span class="comment">// z0 = M20 * x + M21 * y + M22</span></div><div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="comment">// xn = x0 / z0</span></div><div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="comment">// yn = y0 / z0</span></div><div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M00 = _matrix[0];</div><div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M10 = _matrix[1];</div><div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M20 = _matrix[2];</div><div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M01 = _matrix[0 + 1 * 3];</div><div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M11 = _matrix[1 + 1 * 3];</div><div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M21 = _matrix[2 + 1 * 3];</div><div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M02 = _matrix[0 + 2 * 3];</div><div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M12 = _matrix[1 + 2 * 3];</div><div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> M22 = _matrix[2 + 2 * 3];</div><div class="line"><a name="l00707"></a><span class="lineno"> 707</span> </div><div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  <span class="comment">// "M00 * x", "M10 * x" and "M20 * x", when x = window.x.start</span></div><div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_x0 = M00 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_y0 = M10 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> start_z0 = M20 * window.<a class="code" href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">x</a>().<a class="code" href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">start</a>();</div><div class="line"><a name="l00712"></a><span class="lineno"> 712</span> </div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="comment">// const_x0, const_y0 and const_z0 are the constant parts of x0, y0 and z0 during the row processing</span></div><div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordtype">float</span> const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="keywordtype">float</span> const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  <span class="keywordtype">float</span> const_z0 = M21 * y_cur + M22;</div><div class="line"><a name="l00717"></a><span class="lineno"> 717</span> </div><div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  <span class="comment">// Perspective warp coordinates</span></div><div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <span class="keywordtype">float</span> x0 = start_x0 + const_x0;</div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  <span class="keywordtype">float</span> y0 = start_y0 + const_y0;</div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <span class="keywordtype">float</span> z0 = start_z0 + const_z0;</div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span> </div><div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  <a class="code" href="namespacearm__compute.xhtml#a5002bf7ec46d52971f9526e94172cfee">execute_window_loop</a>(window, [&](<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_coordinates.xhtml">Coordinates</a> & <span class="keywordtype">id</span>)</div><div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  {</div><div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <span class="comment">// Check if we are processing a new row. If so, update the current processed row (y_cur), x0, y0 and z0</span></div><div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  <span class="keywordflow">if</span>((y_cur != <span class="keywordtype">id</span>.y()) || (z_cur != <span class="keywordtype">id</span>.z()) || (d3_cur != <span class="keywordtype">id</span>[3]) || (d4_cur != <span class="keywordtype">id</span>[4]) || (d5_cur != <span class="keywordtype">id</span>[5]))</div><div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  {</div><div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  y_cur = <span class="keywordtype">id</span>.y();</div><div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  z_cur = <span class="keywordtype">id</span>.z();</div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  d3_cur = <span class="keywordtype">id</span>[3];</div><div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  d4_cur = <span class="keywordtype">id</span>[4];</div><div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  d5_cur = <span class="keywordtype">id</span>[5];</div><div class="line"><a name="l00733"></a><span class="lineno"> 733</span> </div><div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  const_x0 = M01 * y_cur + M02;</div><div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  const_y0 = M11 * y_cur + M12;</div><div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  const_z0 = M21 * y_cur + M22;</div><div class="line"><a name="l00737"></a><span class="lineno"> 737</span> </div><div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  x0 = start_x0 + const_x0;</div><div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  y0 = start_y0 + const_y0;</div><div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  z0 = start_z0 + const_z0;</div><div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  }</div><div class="line"><a name="l00742"></a><span class="lineno"> 742</span> </div><div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> xn = x0 / z0;</div><div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> yn = y0 / z0;</div><div class="line"><a name="l00745"></a><span class="lineno"> 745</span> </div><div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <span class="comment">// Only load from (x0, y0) if the point is within the valid region.</span></div><div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  <span class="keywordflow">if</span>((min_y <= yn) && (yn < max_y) && (min_x <= xn) && (xn < max_x))</div><div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  {</div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  {</div><div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  *out.ptr() = nearest_interpolation(in.ptr(), xn, yn, stride);</div><div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  *out.ptr() = <a class="code" href="namespacearm__compute.xhtml#a1c8d639ec2b3086a9506e72605a32333">pixel_bilinear_c1</a>(in.ptr(), stride, xn, yn);</div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  }</div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  }</div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  {</div><div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  <span class="comment">// Clamp coordinates</span></div><div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  <span class="keyword">const</span> <span class="keyword">auto</span> xi = utility::clamp<int>(std::floor(xn), min_x, max_x - 1);</div><div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  <span class="keyword">const</span> <span class="keyword">auto</span> yi = utility::clamp<int>(std::floor(yn), min_y, max_y - 1);</div><div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordflow">switch</span>(interpolation)</div><div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  {</div><div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">InterpolationPolicy::NEAREST_NEIGHBOR</a>:</div><div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  *out.ptr() = *(in.ptr() + xi + yi * stride);</div><div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">InterpolationPolicy::BILINEAR</a>:</div><div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  {</div><div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  <span class="keyword">const</span> <span class="keyword">auto</span> xi_1 = utility::clamp<int>(std::floor(xn + 1), min_x, max_x - 1);</div><div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  <span class="keyword">const</span> <span class="keyword">auto</span> yi_1 = utility::clamp<int>(std::floor(yn + 1), min_y, max_y - 1);</div><div class="line"><a name="l00775"></a><span class="lineno"> 775</span> </div><div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dx = xn - std::floor(xn);</div><div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dy = yn - std::floor(yn);</div><div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dx1 = 1.0f - dx;</div><div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> dy1 = 1.0f - dy;</div><div class="line"><a name="l00780"></a><span class="lineno"> 780</span> </div><div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a00 = *(in.ptr() + xi + yi * stride);</div><div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a01 = *(in.ptr() + xi_1 + yi * stride);</div><div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a10 = *(in.ptr() + xi + yi_1 * stride);</div><div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  <span class="keyword">const</span> <span class="keywordtype">float</span> a11 = *(in.ptr() + xi_1 + yi_1 * stride);</div><div class="line"><a name="l00785"></a><span class="lineno"> 785</span> </div><div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  *out.ptr() = a00 * (dx1 * dy1) + a01 * (dx * dy1) + a10 * (dx1 * dy) + a11 * (dx * dy);</div><div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  }</div><div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <a class="code" href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">"Interpolation not supported"</span>);</div><div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  }</div><div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  }</div><div class="line"><a name="l00793"></a><span class="lineno"> 793</span> </div><div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  x0 += M00;</div><div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  y0 += M10;</div><div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  z0 += M20;</div><div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  },</div><div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  in, out);</div><div class="line"><a name="l00799"></a><span class="lineno"> 799</span> }</div><div class="line"><a name="l00800"></a><span class="lineno"> 800</span> </div><div class="line"><a name="l00801"></a><span class="lineno"> 801</span> <span class="keyword">template</span> <span class="keyword">class </span><a class="code" href="classarm__compute_1_1_n_e_warp_affine_kernel.xhtml">arm_compute::NEWarpAffineKernel<InterpolationPolicy::NEAREST_NEIGHBOR></a>;</div><div class="line"><a name="l00802"></a><span class="lineno"> 802</span> <span class="keyword">template</span> <span class="keyword">class </span><a class="code" href="classarm__compute_1_1_n_e_warp_affine_kernel.xhtml">arm_compute::NEWarpAffineKernel<InterpolationPolicy::BILINEAR></a>;</div><div class="line"><a name="l00803"></a><span class="lineno"> 803</span> <span class="keyword">template</span> <span class="keyword">class </span><a class="code" href="classarm__compute_1_1_n_e_warp_perspective_kernel.xhtml">arm_compute::NEWarpPerspectiveKernel<InterpolationPolicy::NEAREST_NEIGHBOR></a>;</div><div class="line"><a name="l00804"></a><span class="lineno"> 804</span> <span class="keyword">template</span> <span class="keyword">class </span><a class="code" href="classarm__compute_1_1_n_e_warp_perspective_kernel.xhtml">arm_compute::NEWarpPerspectiveKernel<InterpolationPolicy::BILINEAR></a>;</div><div class="ttc" id="namespacearm__compute_xhtml_a15a05537a472ee742404821851529327"><div class="ttname"><a href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327">arm_compute::BorderMode</a></div><div class="ttdeci">BorderMode</div><div class="ttdoc">Methods available to handle borders.</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00261">Types.h:261</a></div></div> |
| <div class="ttc" id="structarm__compute_1_1_border_size_xhtml_a3fdd42ea34070a54e696b3adc28c4be3"><div class="ttname"><a href="structarm__compute_1_1_border_size.xhtml#a3fdd42ea34070a54e696b3adc28c4be3">arm_compute::BorderSize::top</a></div><div class="ttdeci">unsigned int top</div><div class="ttdoc">top of the border</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00349">Types.h:349</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_i_kernel_xhtml_ad34a46f53686c12a5c5e717cc9617fb6"><div class="ttname"><a href="classarm__compute_1_1_i_kernel.xhtml#ad34a46f53686c12a5c5e717cc9617fb6">arm_compute::IKernel::window</a></div><div class="ttdeci">const Window & window() const</div><div class="ttdoc">The maximum window the kernel can be executed on.</div><div class="ttdef"><b>Definition:</b> <a href="_i_kernel_8cpp_source.xhtml#l00028">IKernel.cpp:28</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="structarm__compute_1_1_border_size_xhtml"><div class="ttname"><a href="structarm__compute_1_1_border_size.xhtml">arm_compute::BorderSize</a></div><div class="ttdoc">Container for 2D border size.</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00269">Types.h:269</a></div></div> |
| <div class="ttc" id="_error_8h_xhtml_a7cf8d8b669b8f7b05680230be30d60f4"><div class="ttname"><a href="_error_8h.xhtml#a7cf8d8b669b8f7b05680230be30d60f4">ARM_COMPUTE_ERROR</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR(msg)</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#l00352">Error.h:352</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_i_n_e_warp_kernel_xhtml_a112b35dd205c62ea6ed1447ef226da82"><div class="ttname"><a href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a112b35dd205c62ea6ed1447ef226da82">arm_compute::INEWarpKernel::run</a></div><div class="ttdeci">void run(const Window &window, const ThreadInfo &info) override</div><div class="ttdoc">Execute the kernel on the passed window.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_warp_kernel_8cpp_source.xhtml#l00057">NEWarpKernel.cpp:57</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">1 channel, 1 U8 per channel</div></div> |
| <div class="ttc" id="_window_8h_xhtml"><div class="ttname"><a href="_window_8h.xhtml">Window.h</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_i_n_e_warp_kernel_xhtml_a7acfff8355cadd1f4a467a82d05df75a"><div class="ttname"><a href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a7acfff8355cadd1f4a467a82d05df75a">arm_compute::INEWarpKernel::INEWarpKernel</a></div><div class="ttdeci">INEWarpKernel()</div><div class="ttdoc">Default constructor.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_warp_kernel_8cpp_source.xhtml#l00047">NEWarpKernel.cpp:47</a></div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml_a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65"><div class="ttname"><a href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9aad6fddf718ad19b063e02fdd7e8e3e65">arm_compute::InterpolationPolicy::BILINEAR</a></div><div class="ttdoc">Output values are defined by bilinear interpolation between the pixels.</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#l00466">Error.h:466</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's dimensions with a start, end and step.</div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00075">Window.h:75</a></div></div> |
| <div class="ttc" id="structarm__compute_1_1_border_size_xhtml_a802ffcf1b49237efe5be8a314d3f3869"><div class="ttname"><a href="structarm__compute_1_1_border_size.xhtml#a802ffcf1b49237efe5be8a314d3f3869">arm_compute::BorderSize::bottom</a></div><div class="ttdeci">unsigned int bottom</div><div class="ttdoc">bottom of the border</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00351">Types.h:351</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_window_xhtml_a51a8c7a9d2fa20943c213e85eb8d9caf"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a51a8c7a9d2fa20943c213e85eb8d9caf">arm_compute::Window::z</a></div><div class="ttdeci">constexpr const Dimension & z() const</div><div class="ttdoc">Alias to access the third dimension of the window.</div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00161">Window.h:161</a></div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml_a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2"><div class="ttname"><a href="namespacearm__compute.xhtml#a966a9c417ce5e94dca08d9b5e745c0c9a7f5ccbc3d30c2cd3fd04d567946cbde2">arm_compute::InterpolationPolicy::NEAREST_NEIGHBOR</a></div><div class="ttdoc">Output values are defined to match the source pixel whose center is nearest to the sample position.</div></div> |
| <div class="ttc" id="_tensor_info_8h_xhtml"><div class="ttname"><a href="_tensor_info_8h.xhtml">TensorInfo.h</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_ab7980fa5ee693e3282a76da047a1c3b5"><div class="ttname"><a href="namespacearm__compute.xhtml#ab7980fa5ee693e3282a76da047a1c3b5">arm_compute::calculate_max_window</a></div><div class="ttdeci">Window calculate_max_window(const ValidRegion &valid_region, const Steps &steps=Steps(), bool skip_border=false, BorderSize border_size=BorderSize())</div><div class="ttdoc">Calculate the maximum window for a given tensor shape and border setting.</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_helpers_8cpp_source.xhtml#l00028">Helpers.cpp:28</a></div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdoc">Copyright (c) 2017-2020 ARM Limited.</div><div class="ttdef"><b>Definition:</b> <a href="00__introduction_8dox_source.xhtml#l00024">00_introduction.dox:24</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_access_window_static_xhtml"><div class="ttname"><a href="classarm__compute_1_1_access_window_static.xhtml">arm_compute::AccessWindowStatic</a></div><div class="ttdoc">Implementation of a static rectangular access pattern.</div><div class="ttdef"><b>Definition:</b> <a href="_access_window_static_8h_source.xhtml#l00046">AccessWindowStatic.h:46</a></div></div> |
| <div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_a8fcf2ddd9a1d58b1b280f5c0aed71845"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">arm_compute::test::validation::input</a></div><div class="ttdeci">auto input</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_l_s_t_m_layer_quantized_8cpp_source.xhtml#l00487">LSTMLayerQuantized.cpp:487</a></div></div> |
| <div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_a5471e46933e7a9c4709972d91fc4ea65"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#a5471e46933e7a9c4709972d91fc4ea65">arm_compute::test::validation::border_mode</a></div><div class="ttdeci">border_mode</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_convolution_8cpp_source.xhtml#l00118">Convolution.cpp:118</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_afc4bd8e872567d9c4c57d89eb0bb3da1"><div class="ttname"><a href="namespacearm__compute.xhtml#afc4bd8e872567d9c4c57d89eb0bb3da1">arm_compute::update_window_and_padding</a></div><div class="ttdeci">bool update_window_and_padding(Window &win, Ts &&... patterns)</div><div class="ttdoc">Update window and padding size for each of the access patterns.</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_helpers_8h_source.xhtml#l00402">Helpers.h:402</a></div></div> |
| <div class="ttc" id="_error_8h_xhtml_a6dc630a6ae9cc063b3924bcea8dee9d6"><div class="ttname"><a href="_error_8h.xhtml#a6dc630a6ae9cc063b3924bcea8dee9d6">ARM_COMPUTE_UNUSED</a></div><div class="ttdeci">#define ARM_COMPUTE_UNUSED(...)</div><div class="ttdoc">To avoid unused variables warnings.</div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00152">Error.h:152</a></div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml_a1ce9b523fd4f3b5bbcadcd796183455aa4c614360da93c0a041b22e537de151eb"><div class="ttname"><a href="namespacearm__compute.xhtml#a1ce9b523fd4f3b5bbcadcd796183455aa4c614360da93c0a041b22e537de151eb">arm_compute::Channel::U</a></div><div class="ttdoc">Cb/U channel.</div></div> |
| <div class="ttc" id="classarm__compute_1_1_i_tensor_info_xhtml_a7c66505457d00ece3aa4b34cab80757d"><div class="ttname"><a href="classarm__compute_1_1_i_tensor_info.xhtml#a7c66505457d00ece3aa4b34cab80757d">arm_compute::ITensorInfo::tensor_shape</a></div><div class="ttdeci">virtual const TensorShape & tensor_shape() const =0</div><div class="ttdoc">Size for each dimension of the tensor.</div></div> |
| <div class="ttc" id="classarm__compute_1_1_steps_xhtml"><div class="ttname"><a href="classarm__compute_1_1_steps.xhtml">arm_compute::Steps</a></div><div class="ttdoc">Class to describe a number of elements in each dimension.</div><div class="ttdef"><b>Definition:</b> <a href="_steps_8h_source.xhtml#l00040">Steps.h:40</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_1_access_window_horizontal_xhtml"><div class="ttname"><a href="classarm__compute_1_1_access_window_horizontal.xhtml">arm_compute::AccessWindowHorizontal</a></div><div class="ttdoc">Implementation of a row access pattern.</div><div class="ttdef"><b>Definition:</b> <a href="_i_access_window_8h_source.xhtml#l00232">IAccessWindow.h:232</a></div></div> |
| <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> |
| <div class="ttc" id="_error_8h_xhtml"><div class="ttname"><a href="_error_8h.xhtml">Error.h</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_n_e_warp_affine_kernel_xhtml"><div class="ttname"><a href="classarm__compute_1_1_n_e_warp_affine_kernel.xhtml">arm_compute::NEWarpAffineKernel</a></div><div class="ttdoc">Template interface for the kernel to compute warp affine.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_warp_kernel_8h_source.xhtml#l00099">NEWarpKernel.h:99</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_i_n_e_warp_kernel_xhtml_a423f9a45a52983b4de5e2b347f4369c7"><div class="ttname"><a href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a423f9a45a52983b4de5e2b347f4369c7">arm_compute::INEWarpKernel::border_size</a></div><div class="ttdeci">BorderSize border_size() const override</div><div class="ttdoc">The size of the border for that kernel.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_warp_kernel_8cpp_source.xhtml#l00052">NEWarpKernel.cpp:52</a></div></div> |
| <div class="ttc" id="structarm__compute_1_1_border_size_xhtml_a05374b750b0fc472c34ee61e6f028bba"><div class="ttname"><a href="structarm__compute_1_1_border_size.xhtml#a05374b750b0fc472c34ee61e6f028bba">arm_compute::BorderSize::left</a></div><div class="ttdeci">unsigned int left</div><div class="ttdoc">left of the border</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00352">Types.h:352</a></div></div> |
| <div class="ttc" id="structarm__compute_1_1_border_size_xhtml_a78b0fed184c642b78f32fd34b228a5f9"><div class="ttname"><a href="structarm__compute_1_1_border_size.xhtml#a78b0fed184c642b78f32fd34b228a5f9">arm_compute::BorderSize::right</a></div><div class="ttdeci">unsigned int right</div><div class="ttdoc">right of the border</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00350">Types.h:350</a></div></div> |
| <div class="ttc" id="_validate_8h_xhtml_aadf5c9cff86327b96d88d04649d9715e"><div class="ttname"><a href="_validate_8h.xhtml#aadf5c9cff86327b96d88d04649d9715e">ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(t, c,...)</div><div class="ttdef"><b>Definition:</b> <a href="_validate_8h_source.xhtml#l00790">Validate.h:790</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_thread_info_xhtml"><div class="ttname"><a href="structarm__compute_1_1_thread_info.xhtml">arm_compute::ThreadInfo</a></div><div class="ttdoc">Information about executing thread and CPU.</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_types_8h_source.xhtml#l00225">CPPTypes.h:225</a></div></div> |
| <div class="ttc" id="_coordinates_8h_xhtml"><div class="ttname"><a href="_coordinates_8h.xhtml">Coordinates.h</a></div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml_a1c8d639ec2b3086a9506e72605a32333"><div class="ttname"><a href="namespacearm__compute.xhtml#a1c8d639ec2b3086a9506e72605a32333">arm_compute::pixel_bilinear_c1</a></div><div class="ttdeci">T pixel_bilinear_c1(const T *first_pixel_ptr, size_t stride, float x, float y)</div><div class="ttdoc">Return the pixel at (x,y) using bilinear interpolation.</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_helpers_8h_source.xhtml#l00244">Helpers.h:244</a></div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml_a14d24d90ab4ba2956e92e27890ba4c91a8d6b5cada83510220f59e00ce86d4d92"><div class="ttname"><a href="namespacearm__compute.xhtml#a14d24d90ab4ba2956e92e27890ba4c91a8d6b5cada83510220f59e00ce86d4d92">arm_compute::PaddingMode::CONSTANT</a></div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml_a15a05537a472ee742404821851529327a0db45d2a4141101bdfe48e3314cfbca3"><div class="ttname"><a href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327a0db45d2a4141101bdfe48e3314cfbca3">arm_compute::BorderMode::UNDEFINED</a></div><div class="ttdoc">Borders are left undefined.</div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml_a15a05537a472ee742404821851529327a4ef59320fbe90fe47d40f1f71e4c5daa"><div class="ttname"><a href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327a4ef59320fbe90fe47d40f1f71e4c5daa">arm_compute::BorderMode::REPLICATE</a></div><div class="ttdoc">Pixels outside the image are assumed to have the same value as the closest image pixel.</div></div> |
| <div class="ttc" id="classarm__compute_1_1_window_xhtml_a1b522b073f3ca32d24eb4e03495ef8a6"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a1b522b073f3ca32d24eb4e03495ef8a6">arm_compute::Window::y</a></div><div class="ttdeci">constexpr const Dimension & y() const</div><div class="ttdoc">Alias to access the second dimension of the window.</div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00152">Window.h:152</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="namespacearm__compute_xhtml_a5002bf7ec46d52971f9526e94172cfee"><div class="ttname"><a href="namespacearm__compute.xhtml#a5002bf7ec46d52971f9526e94172cfee">arm_compute::execute_window_loop</a></div><div class="ttdeci">void execute_window_loop(const Window &w, L &&lambda_function, Ts &&... 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#l00123">Helpers.inl:123</a></div></div> |
| <div class="ttc" id="_access_window_static_8h_xhtml"><div class="ttname"><a href="_access_window_static_8h.xhtml">AccessWindowStatic.h</a></div></div> |
| <div class="ttc" id="structarm__compute_1_1_valid_region_xhtml"><div class="ttname"><a href="structarm__compute_1_1_valid_region.xhtml">arm_compute::ValidRegion</a></div><div class="ttdoc">Container for valid region of a window.</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00184">Types.h:184</a></div></div> |
| <div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_a4f4125dba5283887b34f889b1c615c0c"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#a4f4125dba5283887b34f889b1c615c0c">arm_compute::test::validation::info</a></div><div class="ttdeci">info</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_convolution_layer_8cpp_source.xhtml#l00182">ConvolutionLayer.cpp:182</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#l00318">Helpers.h:318</a></div></div> |
| <div class="ttc" id="_validate_8h_xhtml_a6eb9ce82815fe429250189da7592ba75"><div class="ttname"><a href="_validate_8h.xhtml#a6eb9ce82815fe429250189da7592ba75">ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(f, s)</div><div class="ttdef"><b>Definition:</b> <a href="_validate_8h_source.xhtml#l00205">Validate.h:205</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_window_1_1_dimension_xhtml_ab24e31d1a4830bf79564ee902ec6c060"><div class="ttname"><a href="classarm__compute_1_1_window_1_1_dimension.xhtml#ab24e31d1a4830bf79564ee902ec6c060">arm_compute::Window::Dimension::start</a></div><div class="ttdeci">constexpr int start() const</div><div class="ttdoc">Return the start of the dimension.</div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00092">Window.h:92</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="_validate_8h_xhtml_a1b35b0d258183cf9ef36adf684d0b88c"><div class="ttname"><a href="_validate_8h.xhtml#a1b35b0d258183cf9ef36adf684d0b88c">ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(k)</div><div class="ttdef"><b>Definition:</b> <a href="_validate_8h_source.xhtml#l00941">Validate.h:941</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_n_e_warp_perspective_kernel_xhtml"><div class="ttname"><a href="classarm__compute_1_1_n_e_warp_perspective_kernel.xhtml">arm_compute::NEWarpPerspectiveKernel</a></div><div class="ttdoc">Template interface for the kernel to compute warp perspective.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_warp_kernel_8h_source.xhtml#l00116">NEWarpKernel.h:116</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="_n_e_warp_kernel_8h_xhtml"><div class="ttname"><a href="_n_e_warp_kernel_8h.xhtml">NEWarpKernel.h</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_i_n_e_warp_kernel_xhtml_a1aad3191e6d0d90fa0114a355ac52991"><div class="ttname"><a href="classarm__compute_1_1_i_n_e_warp_kernel.xhtml#a1aad3191e6d0d90fa0114a355ac52991">arm_compute::INEWarpKernel::configure</a></div><div class="ttdeci">virtual void configure(const ITensor *input, ITensor *output, const std::array< float, 9 > &matrix, BorderMode border_mode, uint8_t constant_border_value)</div><div class="ttdoc">Initialise the kernel's input, output and border mode.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_warp_kernel_8cpp_source.xhtml#l00067">NEWarpKernel.cpp:67</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1_window_xhtml_a273fd2ecdd45169b2f702f01a7e5e382"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml#a273fd2ecdd45169b2f702f01a7e5e382">arm_compute::Window::x</a></div><div class="ttdeci">constexpr const Dimension & x() const</div><div class="ttdoc">Alias to access the first dimension of the window.</div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00143">Window.h:143</a></div></div> |
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