{"id":46046,"date":"2022-04-16T02:42:44","date_gmt":"2022-04-15T17:42:44","guid":{"rendered":"https:\/\/www.charlezz.com\/?p=46046"},"modified":"2022-04-16T02:42:46","modified_gmt":"2022-04-15T17:42:46","slug":"%ec%95%88%eb%93%9c%eb%a1%9c%ec%9d%b4%eb%93%9c%eb%a1%9c-%eb%b0%b0%ec%9a%b0%eb%8a%94-opencv-matchshape%eb%a1%9c-%ea%b0%9d%ec%b2%b4-%ea%b2%80%ec%b6%9c%ed%95%98%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/charlezz.com\/?p=46046","title":{"rendered":"[\uc548\ub4dc\ub85c\uc774\ub4dc\ub85c \ubc30\uc6b0\ub294 OpenCV] matchShape\ub85c \uac1d\uccb4 \uac80\ucd9c\ud558\uae30"},"content":{"rendered":"\n

\uc774\uc804 \ud3ec\uc2a4\ud305\uc5d0\uc11c \ubaa8\uba58\ud2b8\uc5d0 \ub300\ud574\uc11c \uc54c\uc544\ubcf4\uc558\uace0, \uadf8\uc911 Hu\uc758 7\uac1c \ubd88\ubcc0 \ubaa8\uba58\ud2b8\uac00 \uc601\uc0c1\uc758 \ud06c\uae30, \ud68c\uc804, \uc774\ub3d9, \ub300\uce6d \ubcc0\ud658\uc5d0 \ubd88\ubcc0\ud558\ub2e4\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc5c8\ub2e4. \uc774\ub7ec\ud55c \ubd80\ubd84\uc744 \ucc38\uace0\ud558\uc5ec \uc8fc\uc5b4\uc9c4 \uc774\ubbf8\uc9c0\uc5d0\uc11c \uc6d0\ud558\ub294 \uac1d\uccb4\ub97c \ucc3e\uc544\ubcf4\ub3c4\ub85d \ud558\uc790.<\/p>\n\n\n\n

OpenCV\uc5d0\uc11c\ub294 \uc6d0\ud558\ub294 \uac1d\uccb4\ub97c \ucc3e\uae30\uc704\ud574 \uc8fc\uc5b4\uc9c4 \ub450 \ubaa8\uc591\uc744 \ube44\uad50\ud558\ub294 matchShapes()<\/strong>\ub77c\ub294 \ud568\uc218\ub97c \uc81c\uacf5\ud55c\ub2e4. <\/p>\n\n\n\n

matchShape()<\/h2>\n\n\n\n
Imgproc.matchShapes(\n    pts1, \/\/ \ud68c\uc0c9\uc870 \uc774\ubbf8\uc9c0 \ub610\ub294 \uccab\ubc88\uc9f8 \uc724\uacfd\uc120\n    pts2, \/\/ \ud68c\uc0c9\uc870 \uc774\ubbf8\uc9c0 \ub610\ub294 \ub450\ubc88\uc9f8 \uc724\uacfd\uc120\n    method, \/\/ \ubaa8\uc591\uc744 \ub9e4\uce6d\ud558\ub294 \ubc29\ubc95\uc744 \uc81c\uacf5\n    parameter \/\/ method \ud2b9\ud654\uc801\uc778 \ub9e4\uac1c\ubcc0\uc218(\uc9c0\uc6d0\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \uc5ec\uae30\uc11c\ub294 \ub2e4\ub8e8\uc9c0 \uc54a\uc74c)\n)<\/code><\/pre>\n\n\n\n
matchShape \ud568\uc218\ub294 \uc8fc\uc5b4\uc9c4 \ub450\uac1c\uc758 \uc724\uacfd\uc120(Contour)\uc744 \ube44\uad50\ud558\ub294 \ud568\uc218\ub2e4. \ub0b4\ubd80\uc801\uc73c\ub85c Hu\uc758 \ubd88\ubcc0\ubaa8\uba58\ud2b8\ub97c \uc774\uc6a9\ud558\uc5ec \uc601\uc0c1\uc758 \ubaa8\uc591\uc744 \ube44\uad50\ud55c\ub2e4. \ud638\ucd9c\uc2dc\uc5d0 method\uc5d0 \uba87\uac00\uc9c0 \uc778\uc790\ub97c \uc804\ub2ec\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\ub9e4\uce6d \ubc29\uc2dd<\/h3>\n\n\n\n
\uc544\ub798\uc758 \ud45c\uc5d0\uc11c A\ub294 \uac1d\uccb41, B\ub294 \uac1d\uccb42\ub97c \ub098\ud0c0\ub0b8\ub2e4.<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\ud45c\uc5d0\uc11c mA<\/sup>i<\/sub> \uc640 mB<\/sup>i<\/sub> \ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758 \ub41c\ub2e4.<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\uc774 \ud45c\ud604\uc2dd\uc5d0\uc11c hA<\/sup>i<\/sub> \uc640 hB<\/sup>i<\/sub> \ub294 \uac01\uac01 \uc774\ubbf8\uc9c0 A\uc640 B\uc758 Hu \ubd88\ubcc0 \ubaa8\uba58\ud2b8\ub2e4. \uc815\uc758\ub41c \uc138\uac00\uc9c0 \uac12\uc740 \uac01\uac01 \ube44\uad50\uce21\uc815\uc744 \uacc4\uc0b0\ud558\ub294 \ubc29\uc2dd\uc5d0 \ub530\ub77c \ub2e4\ub978 \uc758\ubbf8\ub97c \uac16\ub294\ub2e4. \uc774 \uce21\uc815 \ubc29\uc2dd\uc740 \uad81\uadf9\uc801\uc73c\ub85c matchShapes()\uc5d0 \uc758\ud574 \uc5f0\uc0b0\ub418\ub294 \uacb0\uacfc\uac12\uc744 \uacb0\uc815\ud558\uace0, \ucd5c\uc885 \ud30c\ub77c\ubbf8\ud130\ub294 \ud604\uc7ac \uc0ac\uc6a9\ub418\uc9c0 \uc54a\uc73c\ubbc0\ub85c \uae30\ubcf8\uac12\uc744 0\uc73c\ub85c \uc9c0\uc815\ud55c\ub2e4.<\/p>\n\n\n\n
matchShape \uc608\uc81c<\/h2>\n\n\n\n
\ub2e4\uc74c \ub098\uc624\ub294 \uac1d\uccb4(\uc2a4\ud398\uc774\ub4dc)\uac00 \ud3ec\ud568\ub41c \uc774\ubbf8\uc9c0\uc5d0\uc11c \uac1d\uccb4\ub97c \uac80\ucd9c\ud558\ub294 \uc608\uc81c\ucf54\ub4dc\ub97c \uc791\uc131\ud574\ubcf8\ub2e4.<\/p>\n\n\n\n
  • \"\"
    \ucc3e\uace0\uc790 \ud558\ub294 \uac1d\uccb4<\/figcaption><\/figure><\/li>
  • \"\"
    \ucc3e\uace0\uc790 \ud558\ub294 \uac1d\uccb4\uac00 \ud3ec\ud568\ub41c \uc774\ubbf8\uc9c0<\/figcaption><\/figure><\/li><\/ul><\/figure>\n\n\n\n
    val objBitmap = BitmapFactory.decodeResource(context.resources, objectResId)\nval objSrc = Mat() \/\/ \uac80\ucd9c\ud558\uace0\uc790 \ud558\ub294 \uac1d\uccb4 \uc774\ubbf8\uc9c0\nUtils.bitmapToMat(objBitmap, objSrc)\nImgproc.cvtColor(objSrc, objSrc, Imgproc.COLOR_RGB2GRAY)\nval binObjSrc = Mat()  \/\/ \uc774\uc9c4\ud654\ub41c \uac1d\uccb4 \uc774\ubbf8\uc9c0\nImgproc.threshold(objSrc, binObjSrc, 128.0, 255.0, Imgproc.THRESH_BINARY_INV)\nval objContours = ArrayList<MatOfPoint>() \/\/ \uac1d\uccb4 \uc774\ubbf8\uc9c0\uc758 \uc724\uacfd\uc120 \uc815\ubcf4\nval objHierarchy = Mat()\nImgproc.findContours(\n    binObjSrc,\n    objContours,\n    objHierarchy,\n    Imgproc.RETR_EXTERNAL,\n    Imgproc.CHAIN_APPROX_NONE\n)\n\nval objPts = objContours.firstOrNull() ?: return null \/\/\uc724\uacfd\uc120\uc744 \ubabb\ucc3e\uc558\uc73c\uba74 \uc885\ub8cc\n\nval grayBgSrc = Mat() \/\/ \uac80\ucd9c\ud558\uace0\uc790 \ud558\ub294 \uac1d\uccb4\uac00 \ud3ec\ud568\ub41c \uc774\ubbf8\uc9c0\nImgproc.cvtColor(bgSrc, grayBgSrc, Imgproc.COLOR_BGR2GRAY)\nval binBgSrc = Mat()  \/\/ \uc774\uc9c4\ud654\ub41c \uc774\ubbf8\uc9c0\nImgproc.threshold(grayBgSrc, binBgSrc, 128.0, 255.0, Imgproc.THRESH_BINARY_INV)\nval bgContours = ArrayList<MatOfPoint>() \/\/ \uc774\ubbf8\uc9c0\uc758 \uc724\uacfd\uc120 \uc815\ubcf4\nval bgHierarchy = Mat()\nImgproc.findContours(\n    binBgSrc,\n    bgContours,\n    bgHierarchy,\n    Imgproc.RETR_EXTERNAL,\n    Imgproc.CHAIN_APPROX_NONE\n)\n\nbgContours.forEachIndexed { index, pts ->\n    if (Imgproc.contourArea(pts) > 1000) {\n        val rect = Imgproc.boundingRect(pts)  \/\/ \uac80\ucd9c\ud55c \uac1d\uccb4\uc758 \uac10\uc2f8\ub294 \uc0ac\uac01\ud615\n        Imgproc.rectangle(bgSrc, rect, BLUE, 1) \/\/ \ud30c\ub791\uc0c9 \uc0ac\uac01\ud615\uc73c\ub85c \uac1d\uccb4\ub97c \uac10\uc2fc\ub2e4.\n        \/\/ matchShape\ub294 \ub450 \uc724\uacfd\uc120\uc758 \uc0ac\uc774\uc758 \uac70\ub9ac(\ucc28\uc774)\ub97c \ubc18\ud658 \n        val dist = Imgproc.matchShapes(\n            objPts, \/\/ \ucc3e\uace0\uc790 \ud558\ub294 \uac1d\uccb4\uc758 \uc724\uacfd\uc120\n            pts, \/\/ \uac80\ucd9c\ud55c \uac1d\uccb4\uc758 \uc724\uacfd\uc120\n            Imgproc.CONTOURS_MATCH_I3, \/\/ \ub9e4\uce6d \ubc29\uc2dd\n            0.0 \/\/ (\uc0ac\uc6a9\ub418\uc9c0 \uc54a\uc74c)\n        )\n        \/\/ 0.1\ubcf4\ub2e4 \ub0ae\uc740 \ucc28\uc774\ub97c \ubcf4\uc5ec\uc904 \ub54c \uac1d\uccb4\ub97c \ucc3e\uc558\ub2e4\uace0 \ud310\ub2e8\ud55c\ub2e4.\n        val found = dist < 0.1\n        if (found) {\n            \/\/ \ucc3e\uc740 \uac1d\uccb4\ub294 \ube68\uac04 \uc120\uc73c\ub85c \ub450\ud141\uaed8 \ub2e4\uc2dc \uadf8\ub9b0\ub2e4\n            Imgproc.rectangle(bgSrc, rect, RED, 2)\n        }\n        \/\/ dist\uac12\uc744 \ucd9c\ub825\ud568\n        Imgproc.putText(\n            bgSrc,\n            \"${dist}\",\n            Point(rect.x.toDouble(), rect.y.toDouble() - 3),\n            Imgproc.FONT_HERSHEY_SIMPLEX,\n            1.0,\n            if (found) RED else BLUE\n        )\n    }\n}<\/code><\/pre>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"
    \uc774\uc804 \ud3ec\uc2a4\ud305\uc5d0\uc11c \ubaa8\uba58\ud2b8\uc5d0 \ub300\ud574\uc11c \uc54c\uc544\ubcf4\uc558\uace0, \uadf8\uc911 Hu\uc758 7\uac1c \ubd88\ubcc0 \ubaa8\uba58\ud2b8\uac00 \uc601\uc0c1\uc758 \ud06c\uae30, \ud68c\uc804, \uc774\ub3d9, \ub300\uce6d \ubcc0\ud658\uc5d0 \ubd88\ubcc0\ud558\ub2e4\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc5c8\ub2e4. \uc774\ub7ec\ud55c \ubd80\ubd84\uc744 \ucc38\uace0\ud558\uc5ec \uc8fc\uc5b4\uc9c4 \uc774\ubbf8\uc9c0\uc5d0\uc11c \uc6d0\ud558\ub294 \uac1d\uccb4\ub97c \ucc3e\uc544\ubcf4\ub3c4\ub85d \ud558\uc790. OpenCV\uc5d0\uc11c\ub294 \uc6d0\ud558\ub294 \uac1d\uccb4\ub97c \ucc3e\uae30\uc704\ud574 \uc8fc\uc5b4\uc9c4 \ub450 \ubaa8\uc591\uc744 \ube44\uad50\ud558\ub294 matchShapes()\ub77c\ub294 \ud568\uc218\ub97c \uc81c\uacf5\ud55c\ub2e4. matchShape() matchShape \ud568\uc218\ub294 \uc8fc\uc5b4\uc9c4 \ub450\uac1c\uc758 \uc724\uacfd\uc120(Contour)\uc744 \ube44\uad50\ud558\ub294 \ud568\uc218\ub2e4. \ub0b4\ubd80\uc801\uc73c\ub85c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[27],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/46046"}],"collection":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=46046"}],"version-history":[{"count":1,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/46046\/revisions"}],"predecessor-version":[{"id":46056,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/46046\/revisions\/46056"}],"wp:attachment":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=46046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=46046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=46046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}