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Anthony Barbierdbdab852017-06-23 15:42:00 +01009<title>Compute Library: Keypoint Struct Reference</title>
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Anthony Barbierdbdab852017-06-23 15:42:00 +010042 <div id="projectname">Compute Library
43 &#160;<span id="projectnumber">v17.06</span>
Anthony Barbier871448e2017-03-24 14:54:29 +000044 </div>
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119<a href="#pub-attribs">Data Fields</a> </div>
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121<div class="title">Keypoint Struct Reference</div> </div>
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123<div class="contents">
124
125<p><code>#include &lt;<a class="el" href="types_8h_source.xhtml">types.h</a>&gt;</code></p>
126<table class="memberdecls">
127<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
128Data Fields</h2></td></tr>
129<tr class="memitem:a6150e0515f7202e2fb518f7206ed97dc"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_keypoint.xhtml#a6150e0515f7202e2fb518f7206ed97dc">x</a></td></tr>
130<tr class="memdesc:a6150e0515f7202e2fb518f7206ed97dc"><td class="mdescLeft">&#160;</td><td class="mdescRight">The x coordinate. <a href="#a6150e0515f7202e2fb518f7206ed97dc">More...</a><br /></td></tr>
131<tr class="separator:a6150e0515f7202e2fb518f7206ed97dc"><td class="memSeparator" colspan="2">&#160;</td></tr>
132<tr class="memitem:a0a2f84ed7838f07779ae24c5a9086d33"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_keypoint.xhtml#a0a2f84ed7838f07779ae24c5a9086d33">y</a></td></tr>
133<tr class="memdesc:a0a2f84ed7838f07779ae24c5a9086d33"><td class="mdescLeft">&#160;</td><td class="mdescRight">The y coordinate. <a href="#a0a2f84ed7838f07779ae24c5a9086d33">More...</a><br /></td></tr>
134<tr class="separator:a0a2f84ed7838f07779ae24c5a9086d33"><td class="memSeparator" colspan="2">&#160;</td></tr>
135<tr class="memitem:a2c1c8f9331368f38bfc3eaee260b59a6"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_keypoint.xhtml#a2c1c8f9331368f38bfc3eaee260b59a6">strength</a></td></tr>
136<tr class="memdesc:a2c1c8f9331368f38bfc3eaee260b59a6"><td class="mdescLeft">&#160;</td><td class="mdescRight">The strength of the keypoint. <a href="#a2c1c8f9331368f38bfc3eaee260b59a6">More...</a><br /></td></tr>
137<tr class="separator:a2c1c8f9331368f38bfc3eaee260b59a6"><td class="memSeparator" colspan="2">&#160;</td></tr>
138<tr class="memitem:a1d28dec57cce925ad92342891bd71e7c"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_keypoint.xhtml#a1d28dec57cce925ad92342891bd71e7c">scale</a></td></tr>
139<tr class="memdesc:a1d28dec57cce925ad92342891bd71e7c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialized to 0 by corner detectors. <a href="#a1d28dec57cce925ad92342891bd71e7c">More...</a><br /></td></tr>
140<tr class="separator:a1d28dec57cce925ad92342891bd71e7c"><td class="memSeparator" colspan="2">&#160;</td></tr>
141<tr class="memitem:a0e3266fc15309697502533db62b682af"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_keypoint.xhtml#a0e3266fc15309697502533db62b682af">orientation</a></td></tr>
142<tr class="memdesc:a0e3266fc15309697502533db62b682af"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialized to 0 by corner detectors. <a href="#a0e3266fc15309697502533db62b682af">More...</a><br /></td></tr>
143<tr class="separator:a0e3266fc15309697502533db62b682af"><td class="memSeparator" colspan="2">&#160;</td></tr>
144<tr class="memitem:a7edfed755585d6095522904dbe0ec4d8"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_keypoint.xhtml#a7edfed755585d6095522904dbe0ec4d8">tracking_status</a></td></tr>
145<tr class="memdesc:a7edfed755585d6095522904dbe0ec4d8"><td class="mdescLeft">&#160;</td><td class="mdescRight">A zero indicates a lost point. <a href="#a7edfed755585d6095522904dbe0ec4d8">More...</a><br /></td></tr>
146<tr class="separator:a7edfed755585d6095522904dbe0ec4d8"><td class="memSeparator" colspan="2">&#160;</td></tr>
147<tr class="memitem:a7cfd13d282af770aaa971755fa092fca"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_keypoint.xhtml#a7cfd13d282af770aaa971755fa092fca">error</a></td></tr>
148<tr class="memdesc:a7cfd13d282af770aaa971755fa092fca"><td class="mdescLeft">&#160;</td><td class="mdescRight">A tracking method specific error. <a href="#a7cfd13d282af770aaa971755fa092fca">More...</a><br /></td></tr>
149<tr class="separator:a7cfd13d282af770aaa971755fa092fca"><td class="memSeparator" colspan="2">&#160;</td></tr>
150</table>
151<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
152<div class="textblock">
153<p>Definition at line <a class="el" href="types_8h_source.xhtml#l00035">35</a> of file <a class="el" href="types_8h_source.xhtml">types.h</a>.</p>
154</div><h2 class="groupheader">Field Documentation</h2>
155<a class="anchor" id="a7cfd13d282af770aaa971755fa092fca"></a>
156<div class="memitem">
157<div class="memproto">
158 <table class="memname">
159 <tr>
160 <td class="memname">float error</td>
161 </tr>
162 </table>
163</div><div class="memdoc">
164
165<p>A tracking method specific error. </p>
166<p>Initialized to 0 by corner detectors. </p>
167
168<p>Definition at line <a class="el" href="types_8h_source.xhtml#l00043">43</a> of file <a class="el" href="types_8h_source.xhtml">types.h</a>.</p>
169
170</div>
171</div>
172<a class="anchor" id="a0e3266fc15309697502533db62b682af"></a>
173<div class="memitem">
174<div class="memproto">
175 <table class="memname">
176 <tr>
177 <td class="memname">float orientation</td>
178 </tr>
179 </table>
180</div><div class="memdoc">
181
182<p>Initialized to 0 by corner detectors. </p>
183
184<p>Definition at line <a class="el" href="types_8h_source.xhtml#l00041">41</a> of file <a class="el" href="types_8h_source.xhtml">types.h</a>.</p>
185
186</div>
187</div>
188<a class="anchor" id="a1d28dec57cce925ad92342891bd71e7c"></a>
189<div class="memitem">
190<div class="memproto">
191 <table class="memname">
192 <tr>
193 <td class="memname">float scale</td>
194 </tr>
195 </table>
196</div><div class="memdoc">
197
198<p>Initialized to 0 by corner detectors. </p>
199
200<p>Definition at line <a class="el" href="types_8h_source.xhtml#l00040">40</a> of file <a class="el" href="types_8h_source.xhtml">types.h</a>.</p>
201
202</div>
203</div>
204<a class="anchor" id="a2c1c8f9331368f38bfc3eaee260b59a6"></a>
205<div class="memitem">
206<div class="memproto">
207 <table class="memname">
208 <tr>
209 <td class="memname">float strength</td>
210 </tr>
211 </table>
212</div><div class="memdoc">
213
214<p>The strength of the keypoint. </p>
215<p>Its definition is specific to the corner detector. </p>
216
217<p>Definition at line <a class="el" href="types_8h_source.xhtml#l00039">39</a> of file <a class="el" href="types_8h_source.xhtml">types.h</a>.</p>
218
219</div>
220</div>
221<a class="anchor" id="a7edfed755585d6095522904dbe0ec4d8"></a>
222<div class="memitem">
223<div class="memproto">
224 <table class="memname">
225 <tr>
226 <td class="memname">int tracking_status</td>
227 </tr>
228 </table>
229</div><div class="memdoc">
230
231<p>A zero indicates a lost point. </p>
232<p>Initialized to 1 by corner detectors. </p>
233
234<p>Definition at line <a class="el" href="types_8h_source.xhtml#l00042">42</a> of file <a class="el" href="types_8h_source.xhtml">types.h</a>.</p>
235
236<p>Referenced by <a class="el" href="optical__flow__pyramid__lk_8cl_source.xhtml#l00157">finalize()</a>, and <a class="el" href="optical__flow__pyramid__lk_8cl_source.xhtml#l00123">init_level_max_initial_estimate()</a>.</p>
237
238</div>
239</div>
240<a class="anchor" id="a6150e0515f7202e2fb518f7206ed97dc"></a>
241<div class="memitem">
242<div class="memproto">
243 <table class="memname">
244 <tr>
245 <td class="memname">int x</td>
246 </tr>
247 </table>
248</div><div class="memdoc">
249
250<p>The x coordinate. </p>
251
252<p>Definition at line <a class="el" href="types_8h_source.xhtml#l00037">37</a> of file <a class="el" href="types_8h_source.xhtml">types.h</a>.</p>
253
254<p>Referenced by <a class="el" href="optical__flow__pyramid__lk_8cl_source.xhtml#l00157">finalize()</a>, <a class="el" href="optical__flow__pyramid__lk_8cl_source.xhtml#l00094">init_level_max()</a>, and <a class="el" href="optical__flow__pyramid__lk_8cl_source.xhtml#l00123">init_level_max_initial_estimate()</a>.</p>
255
256</div>
257</div>
258<a class="anchor" id="a0a2f84ed7838f07779ae24c5a9086d33"></a>
259<div class="memitem">
260<div class="memproto">
261 <table class="memname">
262 <tr>
263 <td class="memname">int y</td>
264 </tr>
265 </table>
266</div><div class="memdoc">
267
268<p>The y coordinate. </p>
269
270<p>Definition at line <a class="el" href="types_8h_source.xhtml#l00038">38</a> of file <a class="el" href="types_8h_source.xhtml">types.h</a>.</p>
271
272<p>Referenced by <a class="el" href="optical__flow__pyramid__lk_8cl_source.xhtml#l00157">finalize()</a>, <a class="el" href="optical__flow__pyramid__lk_8cl_source.xhtml#l00094">init_level_max()</a>, and <a class="el" href="optical__flow__pyramid__lk_8cl_source.xhtml#l00123">init_level_max_initial_estimate()</a>.</p>
273
274</div>
275</div>
276<hr/>The documentation for this struct was generated from the following file:<ul>
277<li>src/core/CL/cl_kernels/<a class="el" href="types_8h_source.xhtml">types.h</a></li>
278</ul>
279</div><!-- contents -->
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281<!-- start footer part -->
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283 <ul>
284 <li class="navelem"><a class="el" href="struct_keypoint.xhtml">Keypoint</a></li>
Anthony Barbierdbdab852017-06-23 15:42:00 +0100285 <li class="footer">Generated on Fri Jun 23 2017 15:44:34 for Compute Library by
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