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| <a href="minmaxloc_8cl.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) 2017 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="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml">helpers.h</a>"</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="src_2core_2_c_l_2cl__kernels_2_types_8h.xhtml">types.h</a>"</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#ifndef DATA_TYPE_MIN</span></div><div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="minmaxloc_8cl.xhtml#a17decce255d6f94a60379a61a54e3bac"> 28</a></span> <span class="preprocessor">#define DATA_TYPE_MIN 0x0</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#endif </span><span class="comment">/* DATA_TYPE_MIN */</span><span class="preprocessor"></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifndef DATA_TYPE_MAX</span></div><div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="minmaxloc_8cl.xhtml#afa6b114aa46a23bb226c5c9547f9f623"> 32</a></span> <span class="preprocessor">#define DATA_TYPE_MAX 0xFF</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#endif </span><span class="comment">/* DATA_TYPE_MAX */</span><span class="preprocessor"></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"><a class="line" href="minmaxloc_8cl.xhtml#a061903419fb2aff60da86e674c76b96e"> 35</a></span> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="minmaxloc_8cl.xhtml#a061903419fb2aff60da86e674c76b96e">FloatFlip</a>(<span class="keywordtype">float</span> val)</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">union</span></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="keywordtype">int</span> int_val;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordtype">float</span> flt_val;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  } u_val;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  u_val.flt_val = val;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">return</span> (u_val.int_val >= 0) ? u_val.int_val : u_val.int_val ^ 0x7FFFFFFF;</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> </div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="minmaxloc_8cl.xhtml#a538b4b63f40e7b12891774e03a4f0dec"> 46</a></span> __constant <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16) <a class="code" href="minmaxloc_8cl.xhtml#a538b4b63f40e7b12891774e03a4f0dec">type_min</a> = (<a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16))(<a class="code" href="minmaxloc_8cl.xhtml#a17decce255d6f94a60379a61a54e3bac">DATA_TYPE_MIN</a>);</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="minmaxloc_8cl.xhtml#a4464d6f922ea17b4a9ca6a2cec7ddb75"> 47</a></span> __constant <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16) <a class="code" href="minmaxloc_8cl.xhtml#a4464d6f922ea17b4a9ca6a2cec7ddb75">type_max</a> = (<a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16))(<a class="code" href="minmaxloc_8cl.xhtml#afa6b114aa46a23bb226c5c9547f9f623">DATA_TYPE_MAX</a>);</div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="minmaxloc_8cl.xhtml#a5a67e1e00d711339bef1e10f0984227c"> 48</a></span> __constant int16 <a class="code" href="minmaxloc_8cl.xhtml#a5a67e1e00d711339bef1e10f0984227c">idx16</a> = (int16)(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"></span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">/** This function identifies the min and maximum value of an input image.</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> *</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * @note Input image data type must be passed as a preprocessor argument using -DDATA_TYPE.</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * Moreover, the minimum and maximum value of the given data type must be provided using -DDATA_TYPE_MIN and -DDATA_TYPE_MAX respectively.</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> * @note In case image width is not a multiple of 16 then -DNON_MULTIPLE_OF_16 must be passed.</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> *</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * @param[in] src_ptr Pointer to the source image. Supported data types: U8</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * @param[in] src_stride_x Stride of the source image in X dimension (in bytes)</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes)</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes)</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes)</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * @param[out] min_max Pointer to buffer with minimum value in position 0 and maximum value in position 1</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> * @param[in] width Input image width</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> */</span></div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="minmaxloc_8cl.xhtml#a39543da04d64203794856acc059d6345"> 65</a></span> __kernel <span class="keywordtype">void</span> <a class="code" href="minmaxloc_8cl.xhtml#a39543da04d64203794856acc059d6345">minmax</a>(</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a22f42fcf2077d951271df83b55c1a71a">IMAGE_DECLARATION</a>(<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</a>),</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  __global <span class="keywordtype">int</span> *min_max,</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">int</span> width)</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> {</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="struct_image.xhtml">Image</a> <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</a> = <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a>(<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</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>  <span class="comment">// Initialize local minimum and local maximum</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16)</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  local_min = <a class="code" href="minmaxloc_8cl.xhtml#a4464d6f922ea17b4a9ca6a2cec7ddb75">type_max</a>;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16)</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  local_max = <a class="code" href="minmaxloc_8cl.xhtml#a538b4b63f40e7b12891774e03a4f0dec">type_min</a>;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="comment">// Calculate min/max of row</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordtype">int</span> i = 0;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">for</span>(; i + 16 <= width; i += 16)</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16)</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  data = vload16(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</a>, i, 0));</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  local_min = min(data, local_min);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  local_max = max(data, local_max);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor">#ifdef NON_MULTIPLE_OF_16</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">// Handle non multiple of 16</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16)</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  data = vload16(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</a>, i, 0));</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#ifdef IS_DATA_TYPE_FLOAT</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  int16 valid_indices = (i + <a class="code" href="minmaxloc_8cl.xhtml#a5a67e1e00d711339bef1e10f0984227c">idx16</a>) < width;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#else </span><span class="comment">/* IS_DATA_TYPE_FLOAT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16)</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  valid_indices = <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#aa8d95ba04fc73845abc6045952cae5be">CONVERT</a>((i + <a class="code" href="minmaxloc_8cl.xhtml#a5a67e1e00d711339bef1e10f0984227c">idx16</a>) < width, <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 16));</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#endif </span><span class="comment">/* IS_DATA_TYPE_FLOAT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  local_max = max(local_max, <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#af77145fbdc6b0c8931148f5597d9de53">select</a>(<a class="code" href="minmaxloc_8cl.xhtml#a538b4b63f40e7b12891774e03a4f0dec">type_min</a>, data, valid_indices));</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  local_min = min(local_min, <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#af77145fbdc6b0c8931148f5597d9de53">select</a>(<a class="code" href="minmaxloc_8cl.xhtml#a4464d6f922ea17b4a9ca6a2cec7ddb75">type_max</a>, data, valid_indices));</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#endif </span><span class="comment">/* NON_MULTIPLE_OF_16 */</span><span class="preprocessor"></span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// Perform min/max reduction</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  local_min.s01234567 = min(local_min.s01234567, local_min.s89ABCDEF);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  local_max.s01234567 = max(local_max.s01234567, local_max.s89ABCDEF);</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>  local_min.s0123 = min(local_min.s0123, local_min.s4567);</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  local_max.s0123 = max(local_max.s0123, local_max.s4567);</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  local_min.s01 = min(local_min.s01, local_min.s23);</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  local_max.s01 = max(local_max.s01, local_max.s23);</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>  local_min.s0 = min(local_min.s0, local_min.s1);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  local_max.s0 = max(local_max.s0, local_max.s1);</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="comment">// Update global min/max</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor">#ifdef IS_DATA_TYPE_FLOAT</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  atomic_min(&min_max[0], <a class="code" href="minmaxloc_8cl.xhtml#a061903419fb2aff60da86e674c76b96e">FloatFlip</a>(local_min.s0));</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  atomic_max(&min_max[1], <a class="code" href="minmaxloc_8cl.xhtml#a061903419fb2aff60da86e674c76b96e">FloatFlip</a>(local_max.s0));</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor">#else </span><span class="comment">/* IS_DATA_TYPE_FLOAT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  atomic_min(&min_max[0], local_min.s0);</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  atomic_max(&min_max[1], local_max.s0);</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="preprocessor">#endif </span><span class="comment">/* IS_DATA_TYPE_FLOAT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> }</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment"></span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">/** This function counts the min and max occurrences in an image and tags their position.</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> *</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"> * @note -DCOUNT_MIN_MAX should be specified if we want to count the occurrences of the minimum and maximum values.</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> * @note -DLOCATE_MIN and/or -DLOCATE_MAX should be specified if we want to store the position of each occurrence on the given array.</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"> *</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment"> * @param[in] src_ptr Pointer to the source image. Supported data types: U8</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> * @param[in] src_stride_x Stride of the source image in X dimension (in bytes)</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes)</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes)</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes)</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> * @param[in] min_max Pointer to buffer with minimum value in position 0 and maximum value in position 1</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> * @param[out] min_max_count Pointer to buffer with minimum value occurrences in position 0 and maximum value occurrences in position 1</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment"> * @param[out] min_loc Array that holds the location of the minimum value occurrences</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment"> * @param[in] max_min_loc_count The maximum number of min value occurrences coordinates the array can hold</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment"> * @param[out] max_loc Array that holds the location of the maximum value occurrences</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> * @param[in] max_max_loc_count The maximum number of max value occurrences coordinates the array can hold</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment"> */</span></div><div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="minmaxloc_8cl.xhtml#a31ce1a75df24b2037dc76f1748236579"> 143</a></span> __kernel <span class="keywordtype">void</span> <a class="code" href="minmaxloc_8cl.xhtml#a31ce1a75df24b2037dc76f1748236579">minmaxloc</a>(</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a22f42fcf2077d951271df83b55c1a71a">IMAGE_DECLARATION</a>(<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</a>),</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  __global <span class="keywordtype">int</span> *min_max,</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  __global uint *min_max_count</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> #ifdef LOCATE_MIN</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  ,</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  __global <a class="code" href="struct_coordinates2_d.xhtml">Coordinates2D</a> *min_loc, uint max_min_loc_count</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> #endif <span class="comment">/* LOCATE_MIN */</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> #ifdef LOCATE_MAX</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  ,</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  __global <a class="code" href="struct_coordinates2_d.xhtml">Coordinates2D</a> *max_loc, uint max_max_loc_count</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> #endif <span class="comment">/* LOCATE_MAX */</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> )</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> {</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="struct_image.xhtml">Image</a> <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</a> = <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a>(<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</a>);</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> <span class="preprocessor">#ifdef IS_DATA_TYPE_FLOAT</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  __global <span class="keywordtype">float</span> *min_max_ptr = (__global <span class="keywordtype">float</span> *)min_max;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">float</span> min_value = min_max_ptr[0];</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordtype">float</span> max_value = min_max_ptr[1];</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#else </span><span class="comment">/* IS_DATA_TYPE_FLOAT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordtype">int</span> min_value = min_max[0];</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordtype">int</span> max_value = min_max[1];</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor">#endif </span><span class="comment">/* IS_DATA_TYPE_FLOAT */</span><span class="preprocessor"></span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> value = *((__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">src</a>.ptr);</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#ifdef COUNT_MIN_MAX</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">if</span>(value == min_value)</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  {</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  uint idx = atomic_inc(&min_max_count[0]);</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor">#ifdef LOCATE_MIN</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span>(idx < max_min_loc_count)</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>  min_loc[idx].x = get_global_id(0);</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  min_loc[idx].y = get_global_id(1);</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  }</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="preprocessor">#endif </span><span class="comment">/* LOCATE_MIN */</span><span class="preprocessor"></span></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">if</span>(value == max_value)</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>  uint idx = atomic_inc(&min_max_count[1]);</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor">#ifdef LOCATE_MAX</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span>(idx < max_max_loc_count)</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  {</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  max_loc[idx].x = get_global_id(0);</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  max_loc[idx].y = get_global_id(1);</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor">#endif </span><span class="comment">/* LOCATE_MAX */</span><span class="preprocessor"></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> <span class="preprocessor">#endif </span><span class="comment">/* COUNT_MIN_MAX */</span><span class="preprocessor"></span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> }</div><div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_helpers_8h_xhtml_a009469e4d9b8fce3b6d5e97d2077827d"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a></div><div class="ttdeci">__global uchar * offset(const Image *img, int x, int y)</div><div class="ttdoc">Get the pointer position of a Image.</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00510">helpers.h:510</a></div></div> |
| <div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_helpers_8h_xhtml_aa8d95ba04fc73845abc6045952cae5be"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#aa8d95ba04fc73845abc6045952cae5be">CONVERT</a></div><div class="ttdeci">#define CONVERT(x, type)</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00261">helpers.h:261</a></div></div> |
| <div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_helpers_8h_xhtml_aebe814363556c244be043b13e7969197"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a></div><div class="ttdeci">#define CONVERT_TO_IMAGE_STRUCT(name)</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00311">helpers.h:311</a></div></div> |
| <div class="ttc" id="minmaxloc_8cl_xhtml_a5a67e1e00d711339bef1e10f0984227c"><div class="ttname"><a href="minmaxloc_8cl.xhtml#a5a67e1e00d711339bef1e10f0984227c">idx16</a></div><div class="ttdeci">__constant int16 idx16</div><div class="ttdef"><b>Definition:</b> <a href="minmaxloc_8cl_source.xhtml#l00048">minmaxloc.cl:48</a></div></div> |
| <div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div> |
| <div class="ttc" id="minmaxloc_8cl_xhtml_afa6b114aa46a23bb226c5c9547f9f623"><div class="ttname"><a href="minmaxloc_8cl.xhtml#afa6b114aa46a23bb226c5c9547f9f623">DATA_TYPE_MAX</a></div><div class="ttdeci">#define DATA_TYPE_MAX</div><div class="ttdef"><b>Definition:</b> <a href="minmaxloc_8cl_source.xhtml#l00032">minmaxloc.cl:32</a></div></div> |
| <div class="ttc" id="struct_coordinates2_d_xhtml"><div class="ttname"><a href="struct_coordinates2_d.xhtml">Coordinates2D</a></div><div class="ttdoc">2D Coordinates structure</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_c_l_2cl__kernels_2_types_8h_source.xhtml#l00028">types.h:28</a></div></div> |
| <div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_helpers_8h_xhtml_a22f42fcf2077d951271df83b55c1a71a"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a22f42fcf2077d951271df83b55c1a71a">IMAGE_DECLARATION</a></div><div class="ttdeci">#define IMAGE_DECLARATION(name)</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00275">helpers.h:275</a></div></div> |
| <div class="ttc" id="minmaxloc_8cl_xhtml_a31ce1a75df24b2037dc76f1748236579"><div class="ttname"><a href="minmaxloc_8cl.xhtml#a31ce1a75df24b2037dc76f1748236579">minmaxloc</a></div><div class="ttdeci">__kernel void minmaxloc(__global uchar *src_ptr, uint src_stride_x, uint src_step_x, uint src_stride_y, uint src_step_y, uint src_offset_first_element_in_bytes, __global int *min_max, __global uint *min_max_count, __global Coordinates2D *min_loc, uint max_min_loc_count, __global Coordinates2D *max_loc, uint max_max_loc_count)</div><div class="ttdoc">This function counts the min and max occurrences in an image and tags their position.</div><div class="ttdef"><b>Definition:</b> <a href="minmaxloc_8cl_source.xhtml#l00143">minmaxloc.cl:143</a></div></div> |
| <div class="ttc" id="struct_image_xhtml"><div class="ttname"><a href="struct_image.xhtml">Image</a></div><div class="ttdoc">Structure to hold Image information.</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00349">helpers.h:349</a></div></div> |
| <div class="ttc" id="minmaxloc_8cl_xhtml_a538b4b63f40e7b12891774e03a4f0dec"><div class="ttname"><a href="minmaxloc_8cl.xhtml#a538b4b63f40e7b12891774e03a4f0dec">type_min</a></div><div class="ttdeci">__constant DATA_TYPE16 type_min</div><div class="ttdef"><b>Definition:</b> <a href="minmaxloc_8cl_source.xhtml#l00046">minmaxloc.cl:46</a></div></div> |
| <div class="ttc" id="minmaxloc_8cl_xhtml_a061903419fb2aff60da86e674c76b96e"><div class="ttname"><a href="minmaxloc_8cl.xhtml#a061903419fb2aff60da86e674c76b96e">FloatFlip</a></div><div class="ttdeci">int FloatFlip(float val)</div><div class="ttdef"><b>Definition:</b> <a href="minmaxloc_8cl_source.xhtml#l00035">minmaxloc.cl:35</a></div></div> |
| <div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_af77145fbdc6b0c8931148f5597d9de53"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#af77145fbdc6b0c8931148f5597d9de53">arm_compute::test::validation::select</a></div><div class="ttdeci">CLSelect select</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_select_8cpp_source.xhtml#l00164">Select.cpp:164</a></div></div> |
| <div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_helpers_8h_xhtml"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml">helpers.h</a></div></div> |
| <div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_types_8h_xhtml"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_types_8h.xhtml">types.h</a></div></div> |
| <div class="ttc" id="minmaxloc_8cl_xhtml_a4464d6f922ea17b4a9ca6a2cec7ddb75"><div class="ttname"><a href="minmaxloc_8cl.xhtml#a4464d6f922ea17b4a9ca6a2cec7ddb75">type_max</a></div><div class="ttdeci">__constant DATA_TYPE16 type_max</div><div class="ttdef"><b>Definition:</b> <a href="minmaxloc_8cl_source.xhtml#l00047">minmaxloc.cl:47</a></div></div> |
| <div class="ttc" id="minmaxloc_8cl_xhtml_a39543da04d64203794856acc059d6345"><div class="ttname"><a href="minmaxloc_8cl.xhtml#a39543da04d64203794856acc059d6345">minmax</a></div><div class="ttdeci">__kernel void minmax(__global uchar *src_ptr, uint src_stride_x, uint src_step_x, uint src_stride_y, uint src_step_y, uint src_offset_first_element_in_bytes, __global int *min_max, int width)</div><div class="ttdoc">This function identifies the min and maximum value of an input image.</div><div class="ttdef"><b>Definition:</b> <a href="minmaxloc_8cl_source.xhtml#l00065">minmaxloc.cl:65</a></div></div> |
| <div class="ttc" id="minmaxloc_8cl_xhtml_a17decce255d6f94a60379a61a54e3bac"><div class="ttname"><a href="minmaxloc_8cl.xhtml#a17decce255d6f94a60379a61a54e3bac">DATA_TYPE_MIN</a></div><div class="ttdeci">#define DATA_TYPE_MIN</div><div class="ttdef"><b>Definition:</b> <a href="minmaxloc_8cl_source.xhtml#l00028">minmaxloc.cl:28</a></div></div> |
| <div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_a989ab3e96426615bb98e04e0235088ca"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#a989ab3e96426615bb98e04e0235088ca">arm_compute::test::validation::src</a></div><div class="ttdeci">cast configure & src</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_cast_8cpp_source.xhtml#l00169">Cast.cpp:169</a></div></div> |
| <div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_helpers_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a></div><div class="ttdeci">#define VEC_DATA_TYPE(type, size)</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00255">helpers.h:255</a></div></div> |
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