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gerrit-public.fairphone.software / platform / external / ComputeLibrary / b9abeae0897bef74553ba9800c4ff5f74131c5b4 / . / documentation / erode_8cl.xhtml
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Anthony Barbierdbdab852017-06-23 15:42:00 +0100[diff] [blame]38 <div id="projectname">Compute Library
Jenkinsb9abeae2018-11-22 11:58:08 +0000[diff] [blame^]39 &#160;<span id="projectnumber">18.11</span>
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Jenkinsb9abeae2018-11-22 11:58:08 +0000[diff] [blame^]96<div class="textblock"><code>#include &quot;<a class="el" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml">helpers.h</a>&quot;</code><br />
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]97</div>
98<p><a href="erode_8cl_source.xhtml">Go to the source code of this file.</a></p>
99<table class="memberdecls">
100<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
101Functions</h2></td></tr>
102<tr class="memitem:a8b30acf5b6e25e473275a1e3f400054a"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="erode_8cl.xhtml#a8b30acf5b6e25e473275a1e3f400054a">erode</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 uchar *dst_ptr, uint dst_stride_x, uint dst_step_x, uint dst_stride_y, uint dst_step_y, uint dst_offset_first_element_in_bytes)</td></tr>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000[diff] [blame]103<tr class="memdesc:a8b30acf5b6e25e473275a1e3f400054a"><td class="mdescLeft">&#160;</td><td class="mdescRight">This function erodes an input image image. <a href="#a8b30acf5b6e25e473275a1e3f400054a">More...</a><br /></td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]104<tr class="separator:a8b30acf5b6e25e473275a1e3f400054a"><td class="memSeparator" colspan="2">&#160;</td></tr>
105</table>
106<h2 class="groupheader">Function Documentation</h2>
Jenkinsb9abeae2018-11-22 11:58:08 +0000[diff] [blame^]107<a id="a8b30acf5b6e25e473275a1e3f400054a"></a>
108<h2 class="memtitle"><span class="permalink"><a href="#a8b30acf5b6e25e473275a1e3f400054a">&#9670;&nbsp;</a></span>erode()</h2>
109
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]110<div class="memitem">
111<div class="memproto">
112 <table class="memname">
113 <tr>
114 <td class="memname">__kernel void erode </td>
115 <td>(</td>
116 <td class="paramtype">__global uchar *&#160;</td>
117 <td class="paramname"><em>src_ptr</em>, </td>
118 </tr>
119 <tr>
120 <td class="paramkey"></td>
121 <td></td>
122 <td class="paramtype">uint&#160;</td>
123 <td class="paramname"><em>src_stride_x</em>, </td>
124 </tr>
125 <tr>
126 <td class="paramkey"></td>
127 <td></td>
128 <td class="paramtype">uint&#160;</td>
129 <td class="paramname"><em>src_step_x</em>, </td>
130 </tr>
131 <tr>
132 <td class="paramkey"></td>
133 <td></td>
134 <td class="paramtype">uint&#160;</td>
135 <td class="paramname"><em>src_stride_y</em>, </td>
136 </tr>
137 <tr>
138 <td class="paramkey"></td>
139 <td></td>
140 <td class="paramtype">uint&#160;</td>
141 <td class="paramname"><em>src_step_y</em>, </td>
142 </tr>
143 <tr>
144 <td class="paramkey"></td>
145 <td></td>
146 <td class="paramtype">uint&#160;</td>
147 <td class="paramname"><em>src_offset_first_element_in_bytes</em>, </td>
148 </tr>
149 <tr>
150 <td class="paramkey"></td>
151 <td></td>
152 <td class="paramtype">__global uchar *&#160;</td>
153 <td class="paramname"><em>dst_ptr</em>, </td>
154 </tr>
155 <tr>
156 <td class="paramkey"></td>
157 <td></td>
158 <td class="paramtype">uint&#160;</td>
159 <td class="paramname"><em>dst_stride_x</em>, </td>
160 </tr>
161 <tr>
162 <td class="paramkey"></td>
163 <td></td>
164 <td class="paramtype">uint&#160;</td>
165 <td class="paramname"><em>dst_step_x</em>, </td>
166 </tr>
167 <tr>
168 <td class="paramkey"></td>
169 <td></td>
170 <td class="paramtype">uint&#160;</td>
171 <td class="paramname"><em>dst_stride_y</em>, </td>
172 </tr>
173 <tr>
174 <td class="paramkey"></td>
175 <td></td>
176 <td class="paramtype">uint&#160;</td>
177 <td class="paramname"><em>dst_step_y</em>, </td>
178 </tr>
179 <tr>
180 <td class="paramkey"></td>
181 <td></td>
182 <td class="paramtype">uint&#160;</td>
183 <td class="paramname"><em>dst_offset_first_element_in_bytes</em>&#160;</td>
184 </tr>
185 <tr>
186 <td></td>
187 <td>)</td>
188 <td></td><td></td>
189 </tr>
190 </table>
191</div><div class="memdoc">
192
193<p>This function erodes an input image image. </p>
194<dl class="params"><dt>Parameters</dt><dd>
195 <table class="params">
196 <tr><td class="paramdir">[in]</td><td class="paramname">src_ptr</td><td>Pointer to the source image. Supported data types: U8 </td></tr>
197 <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>
198 <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>
199 <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>
200 <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>
201 <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>
202 <tr><td class="paramdir">[out]</td><td class="paramname">dst_ptr</td><td>Pointer to the destination image. Supported data types: U8 </td></tr>
203 <tr><td class="paramdir">[in]</td><td class="paramname">dst_stride_x</td><td>Stride of the destination image in X dimension (in bytes) </td></tr>
204 <tr><td class="paramdir">[in]</td><td class="paramname">dst_step_x</td><td>dst_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
205 <tr><td class="paramdir">[in]</td><td class="paramname">dst_stride_y</td><td>Stride of the destination image in Y dimension (in bytes) </td></tr>
206 <tr><td class="paramdir">[in]</td><td class="paramname">dst_step_y</td><td>dst_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
207 <tr><td class="paramdir">[in]</td><td class="paramname">dst_offset_first_element_in_bytes</td><td>The offset of the first element in the destination image </td></tr>
208 </table>
209 </dd>
210</dl>
211
Jenkinsb9abeae2018-11-22 11:58:08 +0000[diff] [blame^]212<p class="definition">Definition at line <a class="el" href="erode_8cl_source.xhtml#l00041">41</a> of file <a class="el" href="erode_8cl_source.xhtml">erode.cl</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]213
Jenkinsb9abeae2018-11-22 11:58:08 +0000[diff] [blame^]214<p class="reference">References <a class="el" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00110">CONVERT_TO_IMAGE_STRUCT</a>, <a class="el" href="_c_l_2_arithmetic_division_8cpp_source.xhtml#l00100">arm_compute::test::validation::dst</a>, <a class="el" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00309">offset()</a>, <a class="el" href="_c_l_2_winograd_8cpp_source.xhtml#l00266">arm_compute::test::validation::out</a>, <a class="el" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00150">Image::ptr</a>, and <a class="el" href="validation_2_c_l_2_convolution_8cpp_source.xhtml#l00147">arm_compute::test::validation::src</a>.</p>
215<div class="fragment"><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;{</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <a class="code" href="struct_image.xhtml">Image</a> <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a6743f0a130e8311e6f5b1a23df102472">src</a> = <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a>(src);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <a class="code" href="struct_image.xhtml">Image</a> <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#adbf67dcee294e673cf796f1ed8aeb6a4">dst</a> = <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a>(dst);</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; uchar16 top = vload16(0, <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, -1, -1));</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; uchar16 middle = vload16(0, <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, -1, 0));</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; uchar16 bottom = vload16(0, <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, -1, 1));</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; uchar16 tmp = min(top, min(middle, bottom));</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; uchar8 <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#af8a8a0625e7981212a0af48deb9d2a09">out</a> = min(tmp.s01234567, min(tmp.s12345678, tmp.s23456789));</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; vstore8(out, 0, dst.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;}</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#l00309">helpers.h:309</a></div></div>
216<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#l00110">helpers.h:110</a></div></div>
217<div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_af8a8a0625e7981212a0af48deb9d2a09"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#af8a8a0625e7981212a0af48deb9d2a09">arm_compute::test::validation::out</a></div><div class="ttdeci">CLTensor out</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_winograd_8cpp_source.xhtml#l00266">Winograd.cpp:266</a></div></div>
Jenkins52ba29e2018-08-29 15:32:11 +0000[diff] [blame]218<div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_adbf67dcee294e673cf796f1ed8aeb6a4"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#adbf67dcee294e673cf796f1ed8aeb6a4">arm_compute::test::validation::dst</a></div><div class="ttdeci">CLTensor dst</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_arithmetic_division_8cpp_source.xhtml#l00100">ArithmeticDivision.cpp:100</a></div></div>
Jenkinsb9abeae2018-11-22 11:58:08 +0000[diff] [blame^]219<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#l00148">helpers.h:148</a></div></div>
220<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="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00150">helpers.h:150</a></div></div>
Jenkins52ba29e2018-08-29 15:32:11 +0000[diff] [blame]221<div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_a6743f0a130e8311e6f5b1a23df102472"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#a6743f0a130e8311e6f5b1a23df102472">arm_compute::test::validation::src</a></div><div class="ttdeci">convolution configure &amp; src</div><div class="ttdef"><b>Definition:</b> <a href="validation_2_c_l_2_convolution_8cpp_source.xhtml#l00147">Convolution.cpp:147</a></div></div>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]222</div><!-- fragment -->
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Jenkinsb9abeae2018-11-22 11:58:08 +0000[diff] [blame^]231 <li class="footer">Generated on Thu Nov 22 2018 11:57:43 for Compute Library by
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Jenkinsb9abeae2018-11-22 11:58:08 +0000[diff] [blame^]233 <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.13 </li>
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