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    105. 

  105. <h2 title="Class MSER" class="title">Class MSER</h2>
    106. 

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  107. <div class="contentContainer">
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  115. <li><a href="../../../org/opencv/features2d/Feature2D.html" title="class in org.opencv.features2d">org.opencv.features2d.Feature2D</a></li>
    116. 

  116. <li>
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  117. <ul class="inheritance">
    118. 

  118. <li>org.opencv.features2d.MSER</li>
    119. 

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    120. 

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  131. <pre>public class <span class="typeNameLabel">MSER</span>
    132. 

  132. extends <a href="../../../org/opencv/features2d/Feature2D.html" title="class in org.opencv.features2d">Feature2D</a></pre>
    133. 

  133. <div class="block">Maximally stable extremal region extractor
    134. 

  134. 

  135.  The class encapsulates all the parameters of the %MSER extraction algorithm (see [wiki
    136. 

  136.  article](http://en.wikipedia.org/wiki/Maximally_stable_extremal_regions)).
    137. 

  137. 

  138.  <ul>
    139. 

  139.    <li>
    140. 

  140.   there are two different implementation of %MSER: one for grey image, one for color image
    141. 

  141.    </li>
    142. 

  142.  </ul>
    143. 

  143. 

  144.  <ul>
    145. 

  145.    <li>
    146. 

  146.   the grey image algorithm is taken from: CITE: nister2008linear ;  the paper claims to be faster
    147. 

  147.  than union-find method; it actually get 1.5~2m/s on my centrino L7200 1.2GHz laptop.
    148. 

  148.    </li>
    149. 

  149.  </ul>
    150. 

  150. 

  151.  <ul>
    152. 

  152.    <li>
    153. 

  153.   the color image algorithm is taken from: CITE: forssen2007maximally ; it should be much slower
    154. 

  154.  than grey image method ( 3~4 times )
    155. 

  155.    </li>
    156. 

  156.  </ul>
    157. 

  157. 

  158.  <ul>
    159. 

  159.    <li>
    160. 

  160.   (Python) A complete example showing the use of the %MSER detector can be found at samples/python/mser.py
    161. 

  161.    </li>
    162. 

  162.  </ul></div>
    163. 

  163. </li>
    164. 

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  174. <h3>Method Summary</h3>
    175. 

  175. <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
    176. 

  176. <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
    177. 

  177. <tr>
    178. 

  178. <th class="colFirst" scope="col">Modifier and Type</th>
    179. 

  179. <th class="colLast" scope="col">Method and Description</th>
    180. 

  180. </tr>
    181. 

  181. <tr id="i0" class="altColor">
    182. 

  182. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    183. 

  183. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#Z:Z__fromPtr__-long-">__fromPtr__</a></span>(long&nbsp;addr)</code>&nbsp;</td>
    184. 

  184. </tr>
    185. 

  185. <tr id="i1" class="rowColor">
    186. 

  186. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    187. 

  187. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create--">create</a></span>()</code>
    188. 

  188. <div class="block">Full constructor for %MSER detector</div>
    189. 

  189. </td>
    190. 

  190. </tr>
    191. 

  191. <tr id="i2" class="altColor">
    192. 

  192. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    193. 

  193. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-">create</a></span>(int&nbsp;delta)</code>
    194. 

  194. <div class="block">Full constructor for %MSER detector</div>
    195. 

  195. </td>
    196. 

  196. </tr>
    197. 

  197. <tr id="i3" class="rowColor">
    198. 

  198. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    199. 

  199. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-int-">create</a></span>(int&nbsp;delta,
    200. 

  200.       int&nbsp;min_area)</code>
    201. 

  201. <div class="block">Full constructor for %MSER detector</div>
    202. 

  202. </td>
    203. 

  203. </tr>
    204. 

  204. <tr id="i4" class="altColor">
    205. 

  205. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    206. 

  206. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-int-int-">create</a></span>(int&nbsp;delta,
    207. 

  207.       int&nbsp;min_area,
    208. 

  208.       int&nbsp;max_area)</code>
    209. 

  209. <div class="block">Full constructor for %MSER detector</div>
    210. 

  210. </td>
    211. 

  211. </tr>
    212. 

  212. <tr id="i5" class="rowColor">
    213. 

  213. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    214. 

  214. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-int-int-double-">create</a></span>(int&nbsp;delta,
    215. 

  215.       int&nbsp;min_area,
    216. 

  216.       int&nbsp;max_area,
    217. 

  217.       double&nbsp;max_variation)</code>
    218. 

  218. <div class="block">Full constructor for %MSER detector</div>
    219. 

  219. </td>
    220. 

  220. </tr>
    221. 

  221. <tr id="i6" class="altColor">
    222. 

  222. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    223. 

  223. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-int-int-double-double-">create</a></span>(int&nbsp;delta,
    224. 

  224.       int&nbsp;min_area,
    225. 

  225.       int&nbsp;max_area,
    226. 

  226.       double&nbsp;max_variation,
    227. 

  227.       double&nbsp;min_diversity)</code>
    228. 

  228. <div class="block">Full constructor for %MSER detector</div>
    229. 

  229. </td>
    230. 

  230. </tr>
    231. 

  231. <tr id="i7" class="rowColor">
    232. 

  232. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    233. 

  233. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-int-int-double-double-int-">create</a></span>(int&nbsp;delta,
    234. 

  234.       int&nbsp;min_area,
    235. 

  235.       int&nbsp;max_area,
    236. 

  236.       double&nbsp;max_variation,
    237. 

  237.       double&nbsp;min_diversity,
    238. 

  238.       int&nbsp;max_evolution)</code>
    239. 

  239. <div class="block">Full constructor for %MSER detector</div>
    240. 

  240. </td>
    241. 

  241. </tr>
    242. 

  242. <tr id="i8" class="altColor">
    243. 

  243. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    244. 

  244. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-int-int-double-double-int-double-">create</a></span>(int&nbsp;delta,
    245. 

  245.       int&nbsp;min_area,
    246. 

  246.       int&nbsp;max_area,
    247. 

  247.       double&nbsp;max_variation,
    248. 

  248.       double&nbsp;min_diversity,
    249. 

  249.       int&nbsp;max_evolution,
    250. 

  250.       double&nbsp;area_threshold)</code>
    251. 

  251. <div class="block">Full constructor for %MSER detector</div>
    252. 

  252. </td>
    253. 

  253. </tr>
    254. 

  254. <tr id="i9" class="rowColor">
    255. 

  255. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    256. 

  256. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-int-int-double-double-int-double-double-">create</a></span>(int&nbsp;delta,
    257. 

  257.       int&nbsp;min_area,
    258. 

  258.       int&nbsp;max_area,
    259. 

  259.       double&nbsp;max_variation,
    260. 

  260.       double&nbsp;min_diversity,
    261. 

  261.       int&nbsp;max_evolution,
    262. 

  262.       double&nbsp;area_threshold,
    263. 

  263.       double&nbsp;min_margin)</code>
    264. 

  264. <div class="block">Full constructor for %MSER detector</div>
    265. 

  265. </td>
    266. 

  266. </tr>
    267. 

  267. <tr id="i10" class="altColor">
    268. 

  268. <td class="colFirst"><code>static <a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a></code></td>
    269. 

  269. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#create-int-int-int-double-double-int-double-double-int-">create</a></span>(int&nbsp;delta,
    270. 

  270.       int&nbsp;min_area,
    271. 

  271.       int&nbsp;max_area,
    272. 

  272.       double&nbsp;max_variation,
    273. 

  273.       double&nbsp;min_diversity,
    274. 

  274.       int&nbsp;max_evolution,
    275. 

  275.       double&nbsp;area_threshold,
    276. 

  276.       double&nbsp;min_margin,
    277. 

  277.       int&nbsp;edge_blur_size)</code>
    278. 

  278. <div class="block">Full constructor for %MSER detector</div>
    279. 

  279. </td>
    280. 

  280. </tr>
    281. 

  281. <tr id="i11" class="rowColor">
    282. 

  282. <td class="colFirst"><code>void</code></td>
    283. 

  283. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#detectRegions-org.opencv.core.Mat-java.util.List-org.opencv.core.MatOfRect-">detectRegions</a></span>(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;image,
    284. 

  284.              java.util.List&lt;<a href="../../../org/opencv/core/MatOfPoint.html" title="class in org.opencv.core">MatOfPoint</a>&gt;&nbsp;msers,
    285. 

  285.              <a href="../../../org/opencv/core/MatOfRect.html" title="class in org.opencv.core">MatOfRect</a>&nbsp;bboxes)</code>
    286. 

  286. <div class="block">Detect %MSER regions</div>
    287. 

  287. </td>
    288. 

  288. </tr>
    289. 

  289. <tr id="i12" class="altColor">
    290. 

  290. <td class="colFirst"><code>double</code></td>
    291. 

  291. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getAreaThreshold--">getAreaThreshold</a></span>()</code>&nbsp;</td>
    292. 

  292. </tr>
    293. 

  293. <tr id="i13" class="rowColor">
    294. 

  294. <td class="colFirst"><code>java.lang.String</code></td>
    295. 

  295. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getDefaultName--">getDefaultName</a></span>()</code>
    296. 

  296. <div class="block">Returns the algorithm string identifier.</div>
    297. 

  297. </td>
    298. 

  298. </tr>
    299. 

  299. <tr id="i14" class="altColor">
    300. 

  300. <td class="colFirst"><code>int</code></td>
    301. 

  301. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getDelta--">getDelta</a></span>()</code>&nbsp;</td>
    302. 

  302. </tr>
    303. 

  303. <tr id="i15" class="rowColor">
    304. 

  304. <td class="colFirst"><code>int</code></td>
    305. 

  305. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getEdgeBlurSize--">getEdgeBlurSize</a></span>()</code>&nbsp;</td>
    306. 

  306. </tr>
    307. 

  307. <tr id="i16" class="altColor">
    308. 

  308. <td class="colFirst"><code>int</code></td>
    309. 

  309. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getMaxArea--">getMaxArea</a></span>()</code>&nbsp;</td>
    310. 

  310. </tr>
    311. 

  311. <tr id="i17" class="rowColor">
    312. 

  312. <td class="colFirst"><code>int</code></td>
    313. 

  313. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getMaxEvolution--">getMaxEvolution</a></span>()</code>&nbsp;</td>
    314. 

  314. </tr>
    315. 

  315. <tr id="i18" class="altColor">
    316. 

  316. <td class="colFirst"><code>double</code></td>
    317. 

  317. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getMaxVariation--">getMaxVariation</a></span>()</code>&nbsp;</td>
    318. 

  318. </tr>
    319. 

  319. <tr id="i19" class="rowColor">
    320. 

  320. <td class="colFirst"><code>int</code></td>
    321. 

  321. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getMinArea--">getMinArea</a></span>()</code>&nbsp;</td>
    322. 

  322. </tr>
    323. 

  323. <tr id="i20" class="altColor">
    324. 

  324. <td class="colFirst"><code>double</code></td>
    325. 

  325. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getMinDiversity--">getMinDiversity</a></span>()</code>&nbsp;</td>
    326. 

  326. </tr>
    327. 

  327. <tr id="i21" class="rowColor">
    328. 

  328. <td class="colFirst"><code>double</code></td>
    329. 

  329. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getMinMargin--">getMinMargin</a></span>()</code>&nbsp;</td>
    330. 

  330. </tr>
    331. 

  331. <tr id="i22" class="altColor">
    332. 

  332. <td class="colFirst"><code>boolean</code></td>
    333. 

  333. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#getPass2Only--">getPass2Only</a></span>()</code>&nbsp;</td>
    334. 

  334. </tr>
    335. 

  335. <tr id="i23" class="rowColor">
    336. 

  336. <td class="colFirst"><code>void</code></td>
    337. 

  337. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setAreaThreshold-double-">setAreaThreshold</a></span>(double&nbsp;areaThreshold)</code>&nbsp;</td>
    338. 

  338. </tr>
    339. 

  339. <tr id="i24" class="altColor">
    340. 

  340. <td class="colFirst"><code>void</code></td>
    341. 

  341. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setDelta-int-">setDelta</a></span>(int&nbsp;delta)</code>&nbsp;</td>
    342. 

  342. </tr>
    343. 

  343. <tr id="i25" class="rowColor">
    344. 

  344. <td class="colFirst"><code>void</code></td>
    345. 

  345. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setEdgeBlurSize-int-">setEdgeBlurSize</a></span>(int&nbsp;edge_blur_size)</code>&nbsp;</td>
    346. 

  346. </tr>
    347. 

  347. <tr id="i26" class="altColor">
    348. 

  348. <td class="colFirst"><code>void</code></td>
    349. 

  349. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setMaxArea-int-">setMaxArea</a></span>(int&nbsp;maxArea)</code>&nbsp;</td>
    350. 

  350. </tr>
    351. 

  351. <tr id="i27" class="rowColor">
    352. 

  352. <td class="colFirst"><code>void</code></td>
    353. 

  353. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setMaxEvolution-int-">setMaxEvolution</a></span>(int&nbsp;maxEvolution)</code>&nbsp;</td>
    354. 

  354. </tr>
    355. 

  355. <tr id="i28" class="altColor">
    356. 

  356. <td class="colFirst"><code>void</code></td>
    357. 

  357. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setMaxVariation-double-">setMaxVariation</a></span>(double&nbsp;maxVariation)</code>&nbsp;</td>
    358. 

  358. </tr>
    359. 

  359. <tr id="i29" class="rowColor">
    360. 

  360. <td class="colFirst"><code>void</code></td>
    361. 

  361. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setMinArea-int-">setMinArea</a></span>(int&nbsp;minArea)</code>&nbsp;</td>
    362. 

  362. </tr>
    363. 

  363. <tr id="i30" class="altColor">
    364. 

  364. <td class="colFirst"><code>void</code></td>
    365. 

  365. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setMinDiversity-double-">setMinDiversity</a></span>(double&nbsp;minDiversity)</code>&nbsp;</td>
    366. 

  366. </tr>
    367. 

  367. <tr id="i31" class="rowColor">
    368. 

  368. <td class="colFirst"><code>void</code></td>
    369. 

  369. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setMinMargin-double-">setMinMargin</a></span>(double&nbsp;min_margin)</code>&nbsp;</td>
    370. 

  370. </tr>
    371. 

  371. <tr id="i32" class="altColor">
    372. 

  372. <td class="colFirst"><code>void</code></td>
    373. 

  373. <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/features2d/MSER.html#setPass2Only-boolean-">setPass2Only</a></span>(boolean&nbsp;f)</code>&nbsp;</td>
    374. 

  374. </tr>
    375. 

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    376. 

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    377. 

  377. <li class="blockList"><a name="methods.inherited.from.class.org.opencv.features2d.Feature2D">
    378. 

  378. <!--   -->
    379. 

  379. </a>
    380. 

  380. <h3>Methods inherited from class&nbsp;org.opencv.features2d.<a href="../../../org/opencv/features2d/Feature2D.html" title="class in org.opencv.features2d">Feature2D</a></h3>
    381. 

  381. <code><a href="../../../org/opencv/features2d/Feature2D.html#compute-java.util.List-java.util.List-java.util.List-">compute</a>, <a href="../../../org/opencv/features2d/Feature2D.html#compute-org.opencv.core.Mat-org.opencv.core.MatOfKeyPoint-org.opencv.core.Mat-">compute</a>, <a href="../../../org/opencv/features2d/Feature2D.html#defaultNorm--">defaultNorm</a>, <a href="../../../org/opencv/features2d/Feature2D.html#descriptorSize--">descriptorSize</a>, <a href="../../../org/opencv/features2d/Feature2D.html#descriptorType--">descriptorType</a>, <a href="../../../org/opencv/features2d/Feature2D.html#detect-java.util.List-java.util.List-">detect</a>, <a href="../../../org/opencv/features2d/Feature2D.html#detect-java.util.List-java.util.List-java.util.List-">detect</a>, <a href="../../../org/opencv/features2d/Feature2D.html#detect-org.opencv.core.Mat-org.opencv.core.MatOfKeyPoint-">detect</a>, <a href="../../../org/opencv/features2d/Feature2D.html#detect-org.opencv.core.Mat-org.opencv.core.MatOfKeyPoint-org.opencv.core.Mat-">detect</a>, <a href="../../../org/opencv/features2d/Feature2D.html#detectAndCompute-org.opencv.core.Mat-org.opencv.core.Mat-org.opencv.core.MatOfKeyPoint-org.opencv.core.Mat-">detectAndCompute</a>, <a href="../../../org/opencv/features2d/Feature2D.html#detectAndCompute-org.opencv.core.Mat-org.opencv.core.Mat-org.opencv.core.MatOfKeyPoint-org.opencv.core.Mat-boolean-">detectAndCompute</a>, <a href="../../../org/opencv/features2d/Feature2D.html#empty--">empty</a>, <a href="../../../org/opencv/features2d/Feature2D.html#read-java.lang.String-">read</a>, <a href="../../../org/opencv/features2d/Feature2D.html#write-java.lang.String-">write</a></code></li>
    382. 

  382. </ul>
    383. 

  383. <ul class="blockList">
    384. 

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    385. 

  385. <!--   -->
    386. 

  386. </a>
    387. 

  387. <h3>Methods inherited from class&nbsp;org.opencv.core.<a href="../../../org/opencv/core/Algorithm.html" title="class in org.opencv.core">Algorithm</a></h3>
    388. 

  388. <code><a href="../../../org/opencv/core/Algorithm.html#clear--">clear</a>, <a href="../../../org/opencv/core/Algorithm.html#getNativeObjAddr--">getNativeObjAddr</a>, <a href="../../../org/opencv/core/Algorithm.html#save-java.lang.String-">save</a></code></li>
    389. 

  389. </ul>
    390. 

  390. <ul class="blockList">
    391. 

  391. <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
    392. 

  392. <!--   -->
    393. 

  393. </a>
    394. 

  394. <h3>Methods inherited from class&nbsp;java.lang.Object</h3>
    395. 

  395. <code>equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
    396. 

  396. </ul>
    397. 

  397. </li>
    398. 

  398. </ul>
    399. 

  399. </li>
    400. 

  400. </ul>
    401. 

  401. </div>
    402. 

  402. <div class="details">
    403. 

  403. <ul class="blockList">
    404. 

  404. <li class="blockList">
    405. 

  405. <!-- ============ METHOD DETAIL ========== -->
    406. 

  406. <ul class="blockList">
    407. 

  407. <li class="blockList"><a name="method.detail">
    408. 

  408. <!--   -->
    409. 

  409. </a>
    410. 

  410. <h3>Method Detail</h3>
    411. 

  411. <a name="Z:Z__fromPtr__-long-">
    412. 

  412. <!--   -->
    413. 

  413. </a>
    414. 

  414. <ul class="blockList">
    415. 

  415. <li class="blockList">
    416. 

  416. <h4>__fromPtr__</h4>
    417. 

  417. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;__fromPtr__(long&nbsp;addr)</pre>
    418. 

  418. </li>
    419. 

  419. </ul>
    420. 

  420. <a name="create--">
    421. 

  421. <!--   -->
    422. 

  422. </a>
    423. 

  423. <ul class="blockList">
    424. 

  424. <li class="blockList">
    425. 

  425. <h4>create</h4>
    426. 

  426. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create()</pre>
    427. 

  427. <div class="block">Full constructor for %MSER detector</div>
    428. 

  428. <dl>
    429. 

  429. <dt><span class="returnLabel">Returns:</span></dt>
    430. 

  430. <dd>automatically generated</dd>
    431. 

  431. </dl>
    432. 

  432. </li>
    433. 

  433. </ul>
    434. 

  434. <a name="create-int-">
    435. 

  435. <!--   -->
    436. 

  436. </a>
    437. 

  437. <ul class="blockList">
    438. 

  438. <li class="blockList">
    439. 

  439. <h4>create</h4>
    440. 

  440. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta)</pre>
    441. 

  441. <div class="block">Full constructor for %MSER detector</div>
    442. 

  442. <dl>
    443. 

  443. <dt><span class="paramLabel">Parameters:</span></dt>
    444. 

  444. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    445. 

  445. <dt><span class="returnLabel">Returns:</span></dt>
    446. 

  446. <dd>automatically generated</dd>
    447. 

  447. </dl>
    448. 

  448. </li>
    449. 

  449. </ul>
    450. 

  450. <a name="create-int-int-">
    451. 

  451. <!--   -->
    452. 

  452. </a>
    453. 

  453. <ul class="blockList">
    454. 

  454. <li class="blockList">
    455. 

  455. <h4>create</h4>
    456. 

  456. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta,
    457. 

  457.                           int&nbsp;min_area)</pre>
    458. 

  458. <div class="block">Full constructor for %MSER detector</div>
    459. 

  459. <dl>
    460. 

  460. <dt><span class="paramLabel">Parameters:</span></dt>
    461. 

  461. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    462. 

  462. <dd><code>min_area</code> - prune the area which smaller than minArea</dd>
    463. 

  463. <dt><span class="returnLabel">Returns:</span></dt>
    464. 

  464. <dd>automatically generated</dd>
    465. 

  465. </dl>
    466. 

  466. </li>
    467. 

  467. </ul>
    468. 

  468. <a name="create-int-int-int-">
    469. 

  469. <!--   -->
    470. 

  470. </a>
    471. 

  471. <ul class="blockList">
    472. 

  472. <li class="blockList">
    473. 

  473. <h4>create</h4>
    474. 

  474. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta,
    475. 

  475.                           int&nbsp;min_area,
    476. 

  476.                           int&nbsp;max_area)</pre>
    477. 

  477. <div class="block">Full constructor for %MSER detector</div>
    478. 

  478. <dl>
    479. 

  479. <dt><span class="paramLabel">Parameters:</span></dt>
    480. 

  480. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    481. 

  481. <dd><code>min_area</code> - prune the area which smaller than minArea</dd>
    482. 

  482. <dd><code>max_area</code> - prune the area which bigger than maxArea</dd>
    483. 

  483. <dt><span class="returnLabel">Returns:</span></dt>
    484. 

  484. <dd>automatically generated</dd>
    485. 

  485. </dl>
    486. 

  486. </li>
    487. 

  487. </ul>
    488. 

  488. <a name="create-int-int-int-double-">
    489. 

  489. <!--   -->
    490. 

  490. </a>
    491. 

  491. <ul class="blockList">
    492. 

  492. <li class="blockList">
    493. 

  493. <h4>create</h4>
    494. 

  494. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta,
    495. 

  495.                           int&nbsp;min_area,
    496. 

  496.                           int&nbsp;max_area,
    497. 

  497.                           double&nbsp;max_variation)</pre>
    498. 

  498. <div class="block">Full constructor for %MSER detector</div>
    499. 

  499. <dl>
    500. 

  500. <dt><span class="paramLabel">Parameters:</span></dt>
    501. 

  501. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    502. 

  502. <dd><code>min_area</code> - prune the area which smaller than minArea</dd>
    503. 

  503. <dd><code>max_area</code> - prune the area which bigger than maxArea</dd>
    504. 

  504. <dd><code>max_variation</code> - prune the area have similar size to its children</dd>
    505. 

  505. <dt><span class="returnLabel">Returns:</span></dt>
    506. 

  506. <dd>automatically generated</dd>
    507. 

  507. </dl>
    508. 

  508. </li>
    509. 

  509. </ul>
    510. 

  510. <a name="create-int-int-int-double-double-">
    511. 

  511. <!--   -->
    512. 

  512. </a>
    513. 

  513. <ul class="blockList">
    514. 

  514. <li class="blockList">
    515. 

  515. <h4>create</h4>
    516. 

  516. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta,
    517. 

  517.                           int&nbsp;min_area,
    518. 

  518.                           int&nbsp;max_area,
    519. 

  519.                           double&nbsp;max_variation,
    520. 

  520.                           double&nbsp;min_diversity)</pre>
    521. 

  521. <div class="block">Full constructor for %MSER detector</div>
    522. 

  522. <dl>
    523. 

  523. <dt><span class="paramLabel">Parameters:</span></dt>
    524. 

  524. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    525. 

  525. <dd><code>min_area</code> - prune the area which smaller than minArea</dd>
    526. 

  526. <dd><code>max_area</code> - prune the area which bigger than maxArea</dd>
    527. 

  527. <dd><code>max_variation</code> - prune the area have similar size to its children</dd>
    528. 

  528. <dd><code>min_diversity</code> - for color image, trace back to cut off mser with diversity less than min_diversity</dd>
    529. 

  529. <dt><span class="returnLabel">Returns:</span></dt>
    530. 

  530. <dd>automatically generated</dd>
    531. 

  531. </dl>
    532. 

  532. </li>
    533. 

  533. </ul>
    534. 

  534. <a name="create-int-int-int-double-double-int-">
    535. 

  535. <!--   -->
    536. 

  536. </a>
    537. 

  537. <ul class="blockList">
    538. 

  538. <li class="blockList">
    539. 

  539. <h4>create</h4>
    540. 

  540. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta,
    541. 

  541.                           int&nbsp;min_area,
    542. 

  542.                           int&nbsp;max_area,
    543. 

  543.                           double&nbsp;max_variation,
    544. 

  544.                           double&nbsp;min_diversity,
    545. 

  545.                           int&nbsp;max_evolution)</pre>
    546. 

  546. <div class="block">Full constructor for %MSER detector</div>
    547. 

  547. <dl>
    548. 

  548. <dt><span class="paramLabel">Parameters:</span></dt>
    549. 

  549. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    550. 

  550. <dd><code>min_area</code> - prune the area which smaller than minArea</dd>
    551. 

  551. <dd><code>max_area</code> - prune the area which bigger than maxArea</dd>
    552. 

  552. <dd><code>max_variation</code> - prune the area have similar size to its children</dd>
    553. 

  553. <dd><code>min_diversity</code> - for color image, trace back to cut off mser with diversity less than min_diversity</dd>
    554. 

  554. <dd><code>max_evolution</code> - for color image, the evolution steps</dd>
    555. 

  555. <dt><span class="returnLabel">Returns:</span></dt>
    556. 

  556. <dd>automatically generated</dd>
    557. 

  557. </dl>
    558. 

  558. </li>
    559. 

  559. </ul>
    560. 

  560. <a name="create-int-int-int-double-double-int-double-">
    561. 

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    562. 

  562. </a>
    563. 

  563. <ul class="blockList">
    564. 

  564. <li class="blockList">
    565. 

  565. <h4>create</h4>
    566. 

  566. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta,
    567. 

  567.                           int&nbsp;min_area,
    568. 

  568.                           int&nbsp;max_area,
    569. 

  569.                           double&nbsp;max_variation,
    570. 

  570.                           double&nbsp;min_diversity,
    571. 

  571.                           int&nbsp;max_evolution,
    572. 

  572.                           double&nbsp;area_threshold)</pre>
    573. 

  573. <div class="block">Full constructor for %MSER detector</div>
    574. 

  574. <dl>
    575. 

  575. <dt><span class="paramLabel">Parameters:</span></dt>
    576. 

  576. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    577. 

  577. <dd><code>min_area</code> - prune the area which smaller than minArea</dd>
    578. 

  578. <dd><code>max_area</code> - prune the area which bigger than maxArea</dd>
    579. 

  579. <dd><code>max_variation</code> - prune the area have similar size to its children</dd>
    580. 

  580. <dd><code>min_diversity</code> - for color image, trace back to cut off mser with diversity less than min_diversity</dd>
    581. 

  581. <dd><code>max_evolution</code> - for color image, the evolution steps</dd>
    582. 

  582. <dd><code>area_threshold</code> - for color image, the area threshold to cause re-initialize</dd>
    583. 

  583. <dt><span class="returnLabel">Returns:</span></dt>
    584. 

  584. <dd>automatically generated</dd>
    585. 

  585. </dl>
    586. 

  586. </li>
    587. 

  587. </ul>
    588. 

  588. <a name="create-int-int-int-double-double-int-double-double-">
    589. 

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    590. 

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    591. 

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    592. 

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    593. 

  593. <h4>create</h4>
    594. 

  594. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta,
    595. 

  595.                           int&nbsp;min_area,
    596. 

  596.                           int&nbsp;max_area,
    597. 

  597.                           double&nbsp;max_variation,
    598. 

  598.                           double&nbsp;min_diversity,
    599. 

  599.                           int&nbsp;max_evolution,
    600. 

  600.                           double&nbsp;area_threshold,
    601. 

  601.                           double&nbsp;min_margin)</pre>
    602. 

  602. <div class="block">Full constructor for %MSER detector</div>
    603. 

  603. <dl>
    604. 

  604. <dt><span class="paramLabel">Parameters:</span></dt>
    605. 

  605. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    606. 

  606. <dd><code>min_area</code> - prune the area which smaller than minArea</dd>
    607. 

  607. <dd><code>max_area</code> - prune the area which bigger than maxArea</dd>
    608. 

  608. <dd><code>max_variation</code> - prune the area have similar size to its children</dd>
    609. 

  609. <dd><code>min_diversity</code> - for color image, trace back to cut off mser with diversity less than min_diversity</dd>
    610. 

  610. <dd><code>max_evolution</code> - for color image, the evolution steps</dd>
    611. 

  611. <dd><code>area_threshold</code> - for color image, the area threshold to cause re-initialize</dd>
    612. 

  612. <dd><code>min_margin</code> - for color image, ignore too small margin</dd>
    613. 

  613. <dt><span class="returnLabel">Returns:</span></dt>
    614. 

  614. <dd>automatically generated</dd>
    615. 

  615. </dl>
    616. 

  616. </li>
    617. 

  617. </ul>
    618. 

  618. <a name="create-int-int-int-double-double-int-double-double-int-">
    619. 

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    620. 

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    621. 

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    622. 

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    623. 

  623. <h4>create</h4>
    624. 

  624. <pre>public static&nbsp;<a href="../../../org/opencv/features2d/MSER.html" title="class in org.opencv.features2d">MSER</a>&nbsp;create(int&nbsp;delta,
    625. 

  625.                           int&nbsp;min_area,
    626. 

  626.                           int&nbsp;max_area,
    627. 

  627.                           double&nbsp;max_variation,
    628. 

  628.                           double&nbsp;min_diversity,
    629. 

  629.                           int&nbsp;max_evolution,
    630. 

  630.                           double&nbsp;area_threshold,
    631. 

  631.                           double&nbsp;min_margin,
    632. 

  632.                           int&nbsp;edge_blur_size)</pre>
    633. 

  633. <div class="block">Full constructor for %MSER detector</div>
    634. 

  634. <dl>
    635. 

  635. <dt><span class="paramLabel">Parameters:</span></dt>
    636. 

  636. <dd><code>delta</code> - it compares \((size_{i}-size_{i-delta})/size_{i-delta}\)</dd>
    637. 

  637. <dd><code>min_area</code> - prune the area which smaller than minArea</dd>
    638. 

  638. <dd><code>max_area</code> - prune the area which bigger than maxArea</dd>
    639. 

  639. <dd><code>max_variation</code> - prune the area have similar size to its children</dd>
    640. 

  640. <dd><code>min_diversity</code> - for color image, trace back to cut off mser with diversity less than min_diversity</dd>
    641. 

  641. <dd><code>max_evolution</code> - for color image, the evolution steps</dd>
    642. 

  642. <dd><code>area_threshold</code> - for color image, the area threshold to cause re-initialize</dd>
    643. 

  643. <dd><code>min_margin</code> - for color image, ignore too small margin</dd>
    644. 

  644. <dd><code>edge_blur_size</code> - for color image, the aperture size for edge blur</dd>
    645. 

  645. <dt><span class="returnLabel">Returns:</span></dt>
    646. 

  646. <dd>automatically generated</dd>
    647. 

  647. </dl>
    648. 

  648. </li>
    649. 

  649. </ul>
    650. 

  650. <a name="detectRegions-org.opencv.core.Mat-java.util.List-org.opencv.core.MatOfRect-">
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    655. 

  655. <h4>detectRegions</h4>
    656. 

  656. <pre>public&nbsp;void&nbsp;detectRegions(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;image,
    657. 

  657.                           java.util.List&lt;<a href="../../../org/opencv/core/MatOfPoint.html" title="class in org.opencv.core">MatOfPoint</a>&gt;&nbsp;msers,
    658. 

  658.                           <a href="../../../org/opencv/core/MatOfRect.html" title="class in org.opencv.core">MatOfRect</a>&nbsp;bboxes)</pre>
    659. 

  659. <div class="block">Detect %MSER regions</div>
    660. 

  660. <dl>
    661. 

  661. <dt><span class="paramLabel">Parameters:</span></dt>
    662. 

  662. <dd><code>image</code> - input image (8UC1, 8UC3 or 8UC4, must be greater or equal than 3x3)</dd>
    663. 

  663. <dd><code>msers</code> - resulting list of point sets</dd>
    664. 

  664. <dd><code>bboxes</code> - resulting bounding boxes</dd>
    665. 

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    666. 

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    683. 

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    684. 

  684. <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../../../org/opencv/core/Algorithm.html#getDefaultName--">Algorithm</a></code></span></div>
    685. 

  685. <div class="block">Returns the algorithm string identifier.
    686. 

  686.  This string is used as top level xml/yml node tag when the object is saved to a file or string.</div>
    687. 

  687. <dl>
    688. 

  688. <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
    689. 

  689. <dd><code><a href="../../../org/opencv/features2d/Feature2D.html#getDefaultName--">getDefaultName</a></code>&nbsp;in class&nbsp;<code><a href="../../../org/opencv/features2d/Feature2D.html" title="class in org.opencv.features2d">Feature2D</a></code></dd>
    690. 

  690. <dt><span class="returnLabel">Returns:</span></dt>
    691. 

  691. <dd>automatically generated</dd>
    692. 

  692. </dl>
    693. 

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    694. 

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  943. <p class="legalCopy"><small>Generated on 2023-06-28 12:47:21 / OpenCV 4.8.0</small></p>
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