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gerrit-public.fairphone.software / platform / external / ComputeLibrary / 8140e1e155d3430992fa46e04ef8938ff09ffd2d / . / documentation / minmaxloc_8cl.xhtml
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Anthony Barbierdbdab852017-06-23 15:42:00 +0100[diff] [blame]9<title>Compute Library: src/core/CL/cl_kernels/minmaxloc.cl File Reference</title>
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Anthony Barbierdbdab852017-06-23 15:42:00 +0100[diff] [blame]42 <div id="projectname">Compute Library
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]43 &#160;<span id="projectnumber">17.12</span>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]44 </div>
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117<a href="#define-members">Macros</a> &#124;
118<a href="#func-members">Functions</a> &#124;
119<a href="#var-members">Variables</a> </div>
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121<div class="title">minmaxloc.cl File Reference</div> </div>
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123<div class="contents">
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]124<div class="textblock"><code>#include &quot;<a class="el" href="helpers_8h_source.xhtml">helpers.h</a>&quot;</code><br />
125<code>#include &quot;<a class="el" href="types_8h_source.xhtml">types.h</a>&quot;</code><br />
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]126</div>
127<p><a href="minmaxloc_8cl_source.xhtml">Go to the source code of this file.</a></p>
128<table class="memberdecls">
129<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
130Macros</h2></td></tr>
131<tr class="memitem:a17decce255d6f94a60379a61a54e3bac"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="minmaxloc_8cl.xhtml#a17decce255d6f94a60379a61a54e3bac">DATA_TYPE_MIN</a>&#160;&#160;&#160;0x0</td></tr>
132<tr class="separator:a17decce255d6f94a60379a61a54e3bac"><td class="memSeparator" colspan="2">&#160;</td></tr>
133<tr class="memitem:afa6b114aa46a23bb226c5c9547f9f623"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="minmaxloc_8cl.xhtml#afa6b114aa46a23bb226c5c9547f9f623">DATA_TYPE_MAX</a>&#160;&#160;&#160;0xFF</td></tr>
134<tr class="separator:afa6b114aa46a23bb226c5c9547f9f623"><td class="memSeparator" colspan="2">&#160;</td></tr>
135</table><table class="memberdecls">
136<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
137Functions</h2></td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]138<tr class="memitem:a061903419fb2aff60da86e674c76b96e"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="minmaxloc_8cl.xhtml#a061903419fb2aff60da86e674c76b96e">FloatFlip</a> (float val)</td></tr>
139<tr class="separator:a061903419fb2aff60da86e674c76b96e"><td class="memSeparator" colspan="2">&#160;</td></tr>
140<tr class="memitem:a39543da04d64203794856acc059d6345"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="minmaxloc_8cl.xhtml#a39543da04d64203794856acc059d6345">minmax</a> (__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)</td></tr>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]141<tr class="memdesc:a39543da04d64203794856acc059d6345"><td class="mdescLeft">&#160;</td><td class="mdescRight">This function identifies the min and maximum value of an input image. <a href="#a39543da04d64203794856acc059d6345">More...</a><br /></td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]142<tr class="separator:a39543da04d64203794856acc059d6345"><td class="memSeparator" colspan="2">&#160;</td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]143<tr class="memitem:a31ce1a75df24b2037dc76f1748236579"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="minmaxloc_8cl.xhtml#a31ce1a75df24b2037dc76f1748236579">minmaxloc</a> (__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 <a class="el" href="struct_coordinates2_d.xhtml">Coordinates2D</a> *min_loc, uint max_min_loc_count, __global <a class="el" href="struct_coordinates2_d.xhtml">Coordinates2D</a> *max_loc, uint max_max_loc_count)</td></tr>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]144<tr class="memdesc:a31ce1a75df24b2037dc76f1748236579"><td class="mdescLeft">&#160;</td><td class="mdescRight">This function counts the min and max occurrences in an image and tags their position. <a href="#a31ce1a75df24b2037dc76f1748236579">More...</a><br /></td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]145<tr class="separator:a31ce1a75df24b2037dc76f1748236579"><td class="memSeparator" colspan="2">&#160;</td></tr>
146</table><table class="memberdecls">
147<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="var-members"></a>
148Variables</h2></td></tr>
149<tr class="memitem:a538b4b63f40e7b12891774e03a4f0dec"><td class="memItemLeft" align="right" valign="top">__constant DATA_TYPE16&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="minmaxloc_8cl.xhtml#a538b4b63f40e7b12891774e03a4f0dec">type_min</a> = ( DATA_TYPE16 )( 0x0 )</td></tr>
150<tr class="separator:a538b4b63f40e7b12891774e03a4f0dec"><td class="memSeparator" colspan="2">&#160;</td></tr>
151<tr class="memitem:a4464d6f922ea17b4a9ca6a2cec7ddb75"><td class="memItemLeft" align="right" valign="top">__constant DATA_TYPE16&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="minmaxloc_8cl.xhtml#a4464d6f922ea17b4a9ca6a2cec7ddb75">type_max</a> = ( DATA_TYPE16 )( 0xFF )</td></tr>
152<tr class="separator:a4464d6f922ea17b4a9ca6a2cec7ddb75"><td class="memSeparator" colspan="2">&#160;</td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]153<tr class="memitem:a5a67e1e00d711339bef1e10f0984227c"><td class="memItemLeft" align="right" valign="top">__constant int16&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="minmaxloc_8cl.xhtml#a5a67e1e00d711339bef1e10f0984227c">idx16</a> = (int16)(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)</td></tr>
154<tr class="separator:a5a67e1e00d711339bef1e10f0984227c"><td class="memSeparator" colspan="2">&#160;</td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]155</table>
156<h2 class="groupheader">Macro Definition Documentation</h2>
157<a class="anchor" id="afa6b114aa46a23bb226c5c9547f9f623"></a>
158<div class="memitem">
159<div class="memproto">
160 <table class="memname">
161 <tr>
162 <td class="memname">#define DATA_TYPE_MAX&#160;&#160;&#160;0xFF</td>
163 </tr>
164 </table>
165</div><div class="memdoc">
166
167<p>Definition at line <a class="el" href="minmaxloc_8cl_source.xhtml#l00032">32</a> of file <a class="el" href="minmaxloc_8cl_source.xhtml">minmaxloc.cl</a>.</p>
168
169</div>
170</div>
171<a class="anchor" id="a17decce255d6f94a60379a61a54e3bac"></a>
172<div class="memitem">
173<div class="memproto">
174 <table class="memname">
175 <tr>
176 <td class="memname">#define DATA_TYPE_MIN&#160;&#160;&#160;0x0</td>
177 </tr>
178 </table>
179</div><div class="memdoc">
180
181<p>Definition at line <a class="el" href="minmaxloc_8cl_source.xhtml#l00028">28</a> of file <a class="el" href="minmaxloc_8cl_source.xhtml">minmaxloc.cl</a>.</p>
182
183</div>
184</div>
185<h2 class="groupheader">Function Documentation</h2>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]186<a class="anchor" id="a061903419fb2aff60da86e674c76b96e"></a>
187<div class="memitem">
188<div class="memproto">
189<table class="mlabels">
190 <tr>
191 <td class="mlabels-left">
192 <table class="memname">
193 <tr>
194 <td class="memname">int FloatFlip </td>
195 <td>(</td>
196 <td class="paramtype">float&#160;</td>
197 <td class="paramname"><em>val</em></td><td>)</td>
198 <td></td>
199 </tr>
200 </table>
201 </td>
202 <td class="mlabels-right">
203<span class="mlabels"><span class="mlabel">inline</span></span> </td>
204 </tr>
205</table>
206</div><div class="memdoc">
207
208<p>Definition at line <a class="el" href="minmaxloc_8cl_source.xhtml#l00035">35</a> of file <a class="el" href="minmaxloc_8cl_source.xhtml">minmaxloc.cl</a>.</p>
209
210<p>Referenced by <a class="el" href="minmaxloc_8cl_source.xhtml#l00065">minmax()</a>.</p>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]211<div class="fragment"><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;{</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keyword">union</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; {</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keywordtype">int</span> int_val;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keywordtype">float</span> flt_val;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; } u_val;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; u_val.flt_val = val;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keywordflow">return</span> (u_val.int_val &gt;= 0) ? u_val.int_val : u_val.int_val ^ 0x7FFFFFFF;</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;}</div></div><!-- fragment -->
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]212</div>
213</div>
214<a class="anchor" id="a39543da04d64203794856acc059d6345"></a>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]215<div class="memitem">
216<div class="memproto">
217 <table class="memname">
218 <tr>
219 <td class="memname">__kernel void minmax </td>
220 <td>(</td>
221 <td class="paramtype">__global uchar *&#160;</td>
222 <td class="paramname"><em>src_ptr</em>, </td>
223 </tr>
224 <tr>
225 <td class="paramkey"></td>
226 <td></td>
227 <td class="paramtype">uint&#160;</td>
228 <td class="paramname"><em>src_stride_x</em>, </td>
229 </tr>
230 <tr>
231 <td class="paramkey"></td>
232 <td></td>
233 <td class="paramtype">uint&#160;</td>
234 <td class="paramname"><em>src_step_x</em>, </td>
235 </tr>
236 <tr>
237 <td class="paramkey"></td>
238 <td></td>
239 <td class="paramtype">uint&#160;</td>
240 <td class="paramname"><em>src_stride_y</em>, </td>
241 </tr>
242 <tr>
243 <td class="paramkey"></td>
244 <td></td>
245 <td class="paramtype">uint&#160;</td>
246 <td class="paramname"><em>src_step_y</em>, </td>
247 </tr>
248 <tr>
249 <td class="paramkey"></td>
250 <td></td>
251 <td class="paramtype">uint&#160;</td>
252 <td class="paramname"><em>src_offset_first_element_in_bytes</em>, </td>
253 </tr>
254 <tr>
255 <td class="paramkey"></td>
256 <td></td>
257 <td class="paramtype">__global int *&#160;</td>
258 <td class="paramname"><em>min_max</em>, </td>
259 </tr>
260 <tr>
261 <td class="paramkey"></td>
262 <td></td>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]263 <td class="paramtype">int&#160;</td>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]264 <td class="paramname"><em>width</em>&#160;</td>
265 </tr>
266 <tr>
267 <td></td>
268 <td>)</td>
269 <td></td><td></td>
270 </tr>
271 </table>
272</div><div class="memdoc">
273
274<p>This function identifies the min and maximum value of an input image. </p>
275<dl class="section note"><dt>Note</dt><dd>Input image data type must be passed as a preprocessor argument using -DDATA_TYPE. Moreover, the minimum and maximum value of the given data type must be provided using -DDATA_TYPE_MIN and -DDATA_TYPE_MAX respectively. </dd>
276<dd>
277In case image width is not a multiple of 16 then -DNON_MULTIPLE_OF_16 must be passed.</dd></dl>
278<dl class="params"><dt>Parameters</dt><dd>
279 <table class="params">
280 <tr><td class="paramdir">[in]</td><td class="paramname">src_ptr</td><td>Pointer to the source image. Supported data types: U8 </td></tr>
281 <tr><td class="paramdir">[in]</td><td class="paramname">src_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
282 <tr><td class="paramdir">[in]</td><td class="paramname">src_step_x</td><td>src_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
283 <tr><td class="paramdir">[in]</td><td class="paramname">src_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
284 <tr><td class="paramdir">[in]</td><td class="paramname">src_step_y</td><td>src_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
285 <tr><td class="paramdir">[in]</td><td class="paramname">src_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
286 <tr><td class="paramdir">[out]</td><td class="paramname">min_max</td><td>Pointer to buffer with minimum value in position 0 and maximum value in position 1 </td></tr>
287 <tr><td class="paramdir">[in]</td><td class="paramname">width</td><td>Input image width </td></tr>
288 </table>
289 </dd>
290</dl>
291
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]292<p>Definition at line <a class="el" href="minmaxloc_8cl_source.xhtml#l00065">65</a> of file <a class="el" href="minmaxloc_8cl_source.xhtml">minmaxloc.cl</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]293
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]294<p>References <a class="el" href="fixed__point_8h_source.xhtml#l00098">CONVERT</a>, <a class="el" href="helpers_8h_source.xhtml#l00102">CONVERT_TO_IMAGE_STRUCT</a>, <a class="el" href="minmaxloc_8cl_source.xhtml#l00035">FloatFlip()</a>, <a class="el" href="minmaxloc_8cl_source.xhtml#l00048">idx16</a>, <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00889">arm_compute::test::fixed_point_arithmetic::detail::max()</a>, <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00884">arm_compute::test::fixed_point_arithmetic::detail::min()</a>, <a class="el" href="helpers_8h_source.xhtml#l00301">offset()</a>, <a class="el" href="minmaxloc_8cl_source.xhtml#l00047">type_max</a>, <a class="el" href="minmaxloc_8cl_source.xhtml#l00046">type_min</a>, and <a class="el" href="fixed__point_8h_source.xhtml#l00093">VEC_DATA_TYPE</a>.</p>
295<div class="fragment"><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;{</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <a class="code" href="struct_image.xhtml">Image</a> src = <a class="code" href="helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a>(src);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <span class="comment">// Initialize local minimum and local maximum</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <a class="code" href="fixed__point_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>&#160; 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>&#160; <a class="code" href="fixed__point_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>&#160; 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>&#160;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="comment">// Calculate min/max of row</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keywordtype">int</span> i = 0;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; for(; i + 16 &lt;= width; i += 16)</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 16)</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; data = vload16(0, (__global DATA_TYPE *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, i, 0));</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; local_min = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(data, local_min);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; local_max = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(data, local_max);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; }</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="preprocessor">#ifdef NON_MULTIPLE_OF_16</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="comment">// Handle non multiple of 16</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 16)</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; data = vload16(0, (__global DATA_TYPE *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, i, 0));</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;<span class="preprocessor">#ifdef IS_DATA_TYPE_FLOAT</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; int16 valid_indices = (i + <a class="code" href="minmaxloc_8cl.xhtml#a5a67e1e00d711339bef1e10f0984227c">idx16</a>) &lt; width;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<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>&#160; <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 16)</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; valid_indices = <a class="code" href="fixed__point_8h.xhtml#aa8d95ba04fc73845abc6045952cae5be">CONVERT</a>((i + <a class="code" href="minmaxloc_8cl.xhtml#a5a67e1e00d711339bef1e10f0984227c">idx16</a>) &lt; width, <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 16));</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;<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>&#160; local_max = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(local_max, select(type_min, data, valid_indices));</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; local_min = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(local_min, select(type_max, data, valid_indices));</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;<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>&#160;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="comment">// Perform min/max reduction</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; local_min.s01234567 = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(local_min.s01234567, local_min.s89ABCDEF);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; local_max.s01234567 = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(local_max.s01234567, local_max.s89ABCDEF);</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; local_min.s0123 = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(local_min.s0123, local_min.s4567);</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; local_max.s0123 = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(local_max.s0123, local_max.s4567);</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; local_min.s01 = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(local_min.s01, local_min.s23);</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; local_max.s01 = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(local_max.s01, local_max.s23);</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; local_min.s0 = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(local_min.s0, local_min.s1);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; local_max.s0 = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(local_max.s0, local_max.s1);</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="comment">// Update global min/max</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="preprocessor">#ifdef IS_DATA_TYPE_FLOAT</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; atomic_min(&amp;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>&#160; atomic_max(&amp;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>&#160;<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>&#160; atomic_min(&amp;min_max[0], local_min.s0);</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; atomic_max(&amp;min_max[1], local_max.s0);</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;<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>&#160;}</div><div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_aabcf39e3917f842dbc5fbb0d802f24d5"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">arm_compute::test::fixed_point_arithmetic::detail::min</a></div><div class="ttdeci">fixed_point&lt; T &gt; min(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00884">FixedPoint.h:884</a></div></div>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]296<div class="ttc" id="fixed__point_8h_xhtml_aa8d95ba04fc73845abc6045952cae5be"><div class="ttname"><a href="fixed__point_8h.xhtml#aa8d95ba04fc73845abc6045952cae5be">CONVERT</a></div><div class="ttdeci">#define CONVERT(x, type)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00098">fixed_point.h:98</a></div></div>
297<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>
Anthony Barbierdbdab852017-06-23 15:42:00 +0100[diff] [blame]298<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>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]299<div class="ttc" id="helpers_8h_xhtml_a009469e4d9b8fce3b6d5e97d2077827d"><div class="ttname"><a href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a></div><div class="ttdeci">__global uchar * offset(const Image *img, int x, int y)</div><div class="ttdoc">Get the pointer position of a Image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00301">helpers.h:301</a></div></div>
300<div class="ttc" id="helpers_8h_xhtml_aebe814363556c244be043b13e7969197"><div class="ttname"><a href="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="helpers_8h_source.xhtml#l00102">helpers.h:102</a></div></div>
301<div class="ttc" id="struct_image_xhtml"><div class="ttname"><a href="struct_image.xhtml">Image</a></div><div class="ttdoc">Structure to hold Image information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00140">helpers.h:140</a></div></div>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]302<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>
303<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>
304<div class="ttc" id="fixed__point_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="fixed__point_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="fixed__point_8h_source.xhtml#l00093">fixed_point.h:93</a></div></div>
305<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>
306<div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_ad91bb73431b4de1f4946ed949d444849"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">arm_compute::test::fixed_point_arithmetic::detail::max</a></div><div class="ttdeci">fixed_point&lt; T &gt; max(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00889">FixedPoint.h:889</a></div></div>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]307</div><!-- fragment -->
308</div>
309</div>
310<a class="anchor" id="a31ce1a75df24b2037dc76f1748236579"></a>
311<div class="memitem">
312<div class="memproto">
313 <table class="memname">
314 <tr>
315 <td class="memname">__kernel void minmaxloc </td>
316 <td>(</td>
317 <td class="paramtype">__global uchar *&#160;</td>
318 <td class="paramname"><em>src_ptr</em>, </td>
319 </tr>
320 <tr>
321 <td class="paramkey"></td>
322 <td></td>
323 <td class="paramtype">uint&#160;</td>
324 <td class="paramname"><em>src_stride_x</em>, </td>
325 </tr>
326 <tr>
327 <td class="paramkey"></td>
328 <td></td>
329 <td class="paramtype">uint&#160;</td>
330 <td class="paramname"><em>src_step_x</em>, </td>
331 </tr>
332 <tr>
333 <td class="paramkey"></td>
334 <td></td>
335 <td class="paramtype">uint&#160;</td>
336 <td class="paramname"><em>src_stride_y</em>, </td>
337 </tr>
338 <tr>
339 <td class="paramkey"></td>
340 <td></td>
341 <td class="paramtype">uint&#160;</td>
342 <td class="paramname"><em>src_step_y</em>, </td>
343 </tr>
344 <tr>
345 <td class="paramkey"></td>
346 <td></td>
347 <td class="paramtype">uint&#160;</td>
348 <td class="paramname"><em>src_offset_first_element_in_bytes</em>, </td>
349 </tr>
350 <tr>
351 <td class="paramkey"></td>
352 <td></td>
353 <td class="paramtype">__global int *&#160;</td>
354 <td class="paramname"><em>min_max</em>, </td>
355 </tr>
356 <tr>
357 <td class="paramkey"></td>
358 <td></td>
359 <td class="paramtype">__global uint *&#160;</td>
360 <td class="paramname"><em>min_max_count</em>, </td>
361 </tr>
362 <tr>
363 <td class="paramkey"></td>
364 <td></td>
365 <td class="paramtype">__global <a class="el" href="struct_coordinates2_d.xhtml">Coordinates2D</a> *&#160;</td>
366 <td class="paramname"><em>min_loc</em>, </td>
367 </tr>
368 <tr>
369 <td class="paramkey"></td>
370 <td></td>
371 <td class="paramtype">uint&#160;</td>
372 <td class="paramname"><em>max_min_loc_count</em>, </td>
373 </tr>
374 <tr>
375 <td class="paramkey"></td>
376 <td></td>
377 <td class="paramtype">__global <a class="el" href="struct_coordinates2_d.xhtml">Coordinates2D</a> *&#160;</td>
378 <td class="paramname"><em>max_loc</em>, </td>
379 </tr>
380 <tr>
381 <td class="paramkey"></td>
382 <td></td>
383 <td class="paramtype">uint&#160;</td>
384 <td class="paramname"><em>max_max_loc_count</em>&#160;</td>
385 </tr>
386 <tr>
387 <td></td>
388 <td>)</td>
389 <td></td><td></td>
390 </tr>
391 </table>
392</div><div class="memdoc">
393
394<p>This function counts the min and max occurrences in an image and tags their position. </p>
395<dl class="section note"><dt>Note</dt><dd>-DCOUNT_MIN_MAX should be specified if we want to count the occurrences of the minimum and maximum values. </dd>
396<dd>
397-DLOCATE_MIN and/or -DLOCATE_MAX should be specified if we want to store the position of each occurrence on the given array.</dd></dl>
398<dl class="params"><dt>Parameters</dt><dd>
399 <table class="params">
400 <tr><td class="paramdir">[in]</td><td class="paramname">src_ptr</td><td>Pointer to the source image. Supported data types: U8 </td></tr>
401 <tr><td class="paramdir">[in]</td><td class="paramname">src_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
402 <tr><td class="paramdir">[in]</td><td class="paramname">src_step_x</td><td>src_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
403 <tr><td class="paramdir">[in]</td><td class="paramname">src_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
404 <tr><td class="paramdir">[in]</td><td class="paramname">src_step_y</td><td>src_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
405 <tr><td class="paramdir">[in]</td><td class="paramname">src_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
406 <tr><td class="paramdir">[in]</td><td class="paramname">min_max</td><td>Pointer to buffer with minimum value in position 0 and maximum value in position 1 </td></tr>
407 <tr><td class="paramdir">[out]</td><td class="paramname">min_max_count</td><td>Pointer to buffer with minimum value occurrences in position 0 and maximum value occurrences in position 1 </td></tr>
408 <tr><td class="paramdir">[out]</td><td class="paramname">min_loc</td><td>Array that holds the location of the minimum value occurrences </td></tr>
409 <tr><td class="paramdir">[in]</td><td class="paramname">max_min_loc_count</td><td>The maximum number of min value occurrences coordinates the array can hold </td></tr>
410 <tr><td class="paramdir">[out]</td><td class="paramname">max_loc</td><td>Array that holds the location of the maximum value occurrences </td></tr>
411 <tr><td class="paramdir">[in]</td><td class="paramname">max_max_loc_count</td><td>The maximum number of max value occurrences coordinates the array can hold </td></tr>
412 </table>
413 </dd>
414</dl>
415
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]416<p>Definition at line <a class="el" href="minmaxloc_8cl_source.xhtml#l00143">143</a> of file <a class="el" href="minmaxloc_8cl_source.xhtml">minmaxloc.cl</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]417
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]418<p>References <a class="el" href="helpers_8h_source.xhtml#l00102">CONVERT_TO_IMAGE_STRUCT</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">DATA_TYPE</a>, <a class="el" href="helpers_8h_source.xhtml#l00142">Image::ptr</a>, and <a class="el" href="hwc_8hpp_source.xhtml#l00269">value</a>.</p>
419<div class="fragment"><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;{</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <a class="code" href="struct_image.xhtml">Image</a> src = <a class="code" href="helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a>(src);</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;<span class="preprocessor">#ifdef IS_DATA_TYPE_FLOAT</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; __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>&#160; <span class="keywordtype">float</span> min_value = min_max_ptr[0];</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="keywordtype">float</span> max_value = min_max_ptr[1];</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;<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>&#160; <span class="keywordtype">int</span> min_value = min_max[0];</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <span class="keywordtype">int</span> max_value = min_max[1];</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;<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>&#160;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> <a class="code" href="hwc_8hpp.xhtml#a0f61d63b009d0880a89c843bd50d8d76">value</a> = *((__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)src.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>);</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;<span class="preprocessor">#ifdef COUNT_MIN_MAX</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keywordflow">if</span>(value == min_value)</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; {</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; uint idx = atomic_inc(&amp;min_max_count[0]);</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160;<span class="preprocessor">#ifdef LOCATE_MIN</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="keywordflow">if</span>(idx &lt; max_min_loc_count)</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; {</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; min_loc[idx].x = get_global_id(0);</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; min_loc[idx].y = get_global_id(1);</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; }</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;<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>&#160; }</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="keywordflow">if</span>(value == max_value)</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; {</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; uint idx = atomic_inc(&amp;min_max_count[1]);</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;<span class="preprocessor">#ifdef LOCATE_MAX</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <span class="keywordflow">if</span>(idx &lt; max_max_loc_count)</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; {</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; max_loc[idx].x = get_global_id(0);</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; max_loc[idx].y = get_global_id(1);</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; }</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;<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>&#160; }</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;<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>&#160;}</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>
420<div class="ttc" id="helpers_8h_xhtml_aebe814363556c244be043b13e7969197"><div class="ttname"><a href="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="helpers_8h_source.xhtml#l00102">helpers.h:102</a></div></div>
421<div class="ttc" id="struct_image_xhtml"><div class="ttname"><a href="struct_image.xhtml">Image</a></div><div class="ttdoc">Structure to hold Image information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00140">helpers.h:140</a></div></div>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]422<div class="ttc" id="hwc_8hpp_xhtml_a0f61d63b009d0880a89c843bd50d8d76"><div class="ttname"><a href="hwc_8hpp.xhtml#a0f61d63b009d0880a89c843bd50d8d76">value</a></div><div class="ttdeci">void * value</div><div class="ttdef"><b>Definition:</b> <a href="hwc_8hpp_source.xhtml#l00269">hwc.hpp:269</a></div></div>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]423<div class="ttc" id="struct_image_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">Image::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00142">helpers.h:142</a></div></div>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]424</div><!-- fragment -->
425</div>
426</div>
427<h2 class="groupheader">Variable Documentation</h2>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]428<a class="anchor" id="a5a67e1e00d711339bef1e10f0984227c"></a>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]429<div class="memitem">
430<div class="memproto">
431 <table class="memname">
432 <tr>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]433 <td class="memname">__constant int16 idx16 = (int16)(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)</td>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]434 </tr>
435 </table>
436</div><div class="memdoc">
437
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]438<p>Definition at line <a class="el" href="minmaxloc_8cl_source.xhtml#l00048">48</a> of file <a class="el" href="minmaxloc_8cl_source.xhtml">minmaxloc.cl</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]439
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]440<p>Referenced by <a class="el" href="minmaxloc_8cl_source.xhtml#l00065">minmax()</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]441
442</div>
443</div>
444<a class="anchor" id="a4464d6f922ea17b4a9ca6a2cec7ddb75"></a>
445<div class="memitem">
446<div class="memproto">
447 <table class="memname">
448 <tr>
449 <td class="memname">__constant DATA_TYPE16 type_max = ( DATA_TYPE16 )( 0xFF )</td>
450 </tr>
451 </table>
452</div><div class="memdoc">
453
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]454<p>Definition at line <a class="el" href="minmaxloc_8cl_source.xhtml#l00047">47</a> of file <a class="el" href="minmaxloc_8cl_source.xhtml">minmaxloc.cl</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]455
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]456<p>Referenced by <a class="el" href="minmaxloc_8cl_source.xhtml#l00065">minmax()</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]457
458</div>
459</div>
460<a class="anchor" id="a538b4b63f40e7b12891774e03a4f0dec"></a>
461<div class="memitem">
462<div class="memproto">
463 <table class="memname">
464 <tr>
465 <td class="memname">__constant DATA_TYPE16 type_min = ( DATA_TYPE16 )( 0x0 )</td>
466 </tr>
467 </table>
468</div><div class="memdoc">
469
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]470<p>Definition at line <a class="el" href="minmaxloc_8cl_source.xhtml#l00046">46</a> of file <a class="el" href="minmaxloc_8cl_source.xhtml">minmaxloc.cl</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]471
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]472<p>Referenced by <a class="el" href="minmaxloc_8cl_source.xhtml#l00065">minmax()</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]473
474</div>
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477</div><!-- doc-content -->
478<!-- start footer part -->
479<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
480 <ul>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]481 <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.xhtml">src</a></li><li class="navelem"><a class="el" href="dir_aebb8dcc11953d78e620bbef0b9e2183.xhtml">core</a></li><li class="navelem"><a class="el" href="dir_8c278f79c760e5c5fbd911f9870614c1.xhtml">CL</a></li><li class="navelem"><a class="el" href="dir_25885286e9dad4fa105b7b25a8031bbf.xhtml">cl_kernels</a></li><li class="navelem"><a class="el" href="minmaxloc_8cl.xhtml">minmaxloc.cl</a></li>
482 <li class="footer">Generated on Thu Dec 14 2017 23:48:34 for Compute Library by
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]483 <a href="http://www.doxygen.org/index.html">
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame^]484 <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]485 </ul>
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