{"id":44771,"date":"2021-03-03T09:35:42","date_gmt":"2021-03-03T00:35:42","guid":{"rendered":"https:\/\/www.charlezz.com\/?p=44771"},"modified":"2021-03-24T09:11:17","modified_gmt":"2021-03-24T00:11:17","slug":"opencv-roi%ec%99%80-%eb%a7%88%ec%8a%a4%ed%81%ac","status":"publish","type":"post","link":"https:\/\/charlezz.com\/?p=44771","title":{"rendered":"ROI\uc640 \ub9c8\uc2a4\ud06c"},"content":{"rendered":"<h2>\uad00\uc2ec\uc601\uc5ed(ROI;Region Of Interest) \uc774\ub780?\u00a0<\/h2>\n<p><span>\uad00\uc2ec \uc601\uc5ed (ROI)\uc740 \uc774\ubbf8\uc9c0 \ubd84\uc11d \uc704\ud574 \ud55c \uc774\ubbf8\uc9c0 \ub0b4\uc5d0\uc11c \uc120\ud0dd\ub418\uc5b4\uc9c4 \uc77c\ubd80 \uc601\uc5ed\uc744 \ub9d0\ud55c\ub2e4. \ucd94\uac00\uc801\uc778 \uc774\ubbf8\uc9c0 \ucc98\ub9ac\uac00 \ud544\uc694\ud560 \ub54c \uc774 \uc601\uc5ed\uc5d0 \uc9d1\uc911\ud560 \uc218 \uc788\uac8c \ub41c\ub2e4.\u00a0<\/span><\/p>\n<p>\uc77c\uc0c1\uc0dd\ud65c\uc5d0\uc11c \uc608\uc2dc\ub97c \ucc3e\uc544\ubcf4\uc790. \ucf54\ub85c\ub098\ub85c \uc778\ud574 QR\ucf54\ub4dc \uc2a4\uce90\ub108\ub97c \uc5b4\ub514\uc5d0\uc11c\ub098 \ubcfc \uc218 \uc788\ub2e4. \uc2e4\uc81c \uce74\uba54\ub77c\uc5d0 \ub4e4\uc5b4\uc624\ub294 \uc601\uc0c1\uc774\ub77c\ub294 \uac83\uc740 \uc5f0\uc18d\ub418\ub294 \uc815\uc9c0\ub41c \uc774\ubbf8\uc9c0\ub2e4. \ud558\ub098\uc758 \uc774\ubbf8\uc9c0\ub294 \uc5ec\ub7ec\uac1c\uc758 \ud53d\uc140\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\uace0 \uc774 \ud53d\uc140\ub4e4\uc744 \ubaa8\ub450 \uc77d\uace0 \ucc98\ub9ac\ud558\ub294 \uac83\uc740 \ubc84\uac70\uc6b4 \uc77c\uc774\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \uad00\uc2ec\uc601\uc5ed\uc744 \uc124\uc815\ud558\uc5ec \uc774\ubbf8\uc9c0 \ubd84\uc11d\uc744 \ud560 \uc218 \uc788\ub2e4. QR\ucf54\ub4dc\ub294 \uc0ac\uac01\ud615\uc774\ubbc0\ub85c \uc774\ubbf8\uc9c0 \ubd84\uc11d\uc744 \ud558\uae30 \uc804\uc5d0 \uc0ac\uac01\ud615 \uc624\ube0c\uc81d\ud2b8\ub9cc \uace8\ub77c\ub0b4\uc5b4 \ubd84\uc11d\ud558\uba74 \uc880 \ub354 \ube60\ub978 \uc5f0\uc0b0\uc744 \uae30\ub300\ud560 \uc218 \uc788\ub2e4. \uc5ec\uae30\uc11c \uc0ac\uac01\ud615 \uc624\ube0c\uc81d\ud2b8\ub97c \uace8\ub77c\ub0b4\ub294 \uc791\uc5c5\uc774 \ubc14\ub85c \uad00\uc2ec\uc601\uc5ed\uc744 \uc124\uc815\ud558\ub294 \ubd80\ubd84\uc774\ub2e4.<\/p>\n<h2>\ub9c8\uc2a4\ud06c\ub780?<\/h2>\n<p><span>\ub9c8\uc2a4\ud06c\ub294\u00a00\uacfc 0\uc774 \uc544\ub2cc \uac12\uc73c\ub85c \uad6c\uc131\ub41c \ubc14\uc774\ub108\ub9ac \uc774\ubbf8\uc9c0\ub2e4<\/span><span>. \uc989 1~255\ub294 \uac19\uc740 \uac12\uc73c\ub85c \ucde8\uae09\ud55c\ub2e4. \uc989 \ub9c8\uc2a4\ud06c\uac00 \uc774<\/span><span>\uc774\ubbf8\uc9c0\uc5d0\u00a0\uc801\uc6a9\ub418\ub294 \uacbd\uc6b0 \ub9c8\uc2a4\ud06c\u00a0\uc5d0\uc11c 0 \uc778 \ubaa8\ub4e0 \ud53d\uc140\uc740 \ucd9c\ub825 \uc774\ubbf8\uc9c0\uc5d0\uc11c 0\uc73c\ub85c \uc124\uc815\ub41c\ub2e4.\u00a0\ub2e4\ub978 \ubaa8\ub4e0 \ud56d\ubaa9\uc740 \ubcc0\uacbd\ub418\uc9c0 \uc54a\ub294\ub2e4. <\/span><span>\ub9c8\uc2a4\ud0b9\uc740 \ud53d\uc140\uc5d0 \ub300\ud574 \uacf1\uc148 \ub610\ub294 AND\uc5f0\uc0b0\uc744<\/span><span>\u00a0\uc0ac\uc6a9\ud558\uc5ec \uad6c\ud604\ud560 \uc218 \uc788\uc73c\uba70\u00a0\uc77c\ubc18\uc801\uc73c\ub85c \ud6c4\uc790\uac00 \ub354 \ube60\ub974\ub2e4.<\/span><\/p>\n<p>OpenCV\ub294 \uc77c\ubd80 \ud568\uc218\uc5d0 \ub300\ud574\uc11c ROI\uc5f0\uc0b0\uc744 \uc9c0\uc6d0\ud558\ub294\ub370 \uc774\ub54c \ubc18\ub4dc\uc2dc <strong>\ub9c8\uc2a4\ud06c<\/strong><strong>\uc774\ubbf8\uc9c0<\/strong>\ub97c \uc778\uc790\ub85c \ud568\uaed8 \uc804\ub2ec\ud574\uc57c\ud55c\ub2e4.<\/p>\n<p>\uc608) copyTo(), calcHist(), bitwise_or(), matchTemplate() \ub4f1<\/p>\n<h3>\ub9c8\uc2a4\ud0b9 \uc608\uc81c\u00a0<\/h3>\n<pre class=\"lang: decode:true\">\/\/ \ub808\ub098 \uc774\ubbf8\uc9c0 \ubd88\ub7ec\uc624\uae30\r\nval lennaMat = Utils.loadResource(requireContext(), R.drawable.lenna)\r\nbinding.lenna.setImageBitmap(bitmapUtil.bitmapFrom(lennaMat))\r\n\r\n\/\/ \ub9c8\uc2a4\ud06c \uc774\ubbf8\uc9c0\ub294 CV8U \ub610\ub294 CV8U_1C\ub85c \ubd88\ub7ec\uc628\ub2e4. \r\n\/\/ 0\uc774 \uc544\ub2cc \ud53d\uc140\uc5d0 \ub300\ud574\uc11c\ub9cc \uc5f0\uc0b0 \uc218\ud589\r\nval maskMat = Utils.loadResource(requireContext(), R.drawable.mask_circle, CvType.CV_8U)\r\nbinding.mask.setImageBitmap(bitmapUtil.bitmapFrom(maskMat))\r\n\r\n\/\/ \ub9c8\uc2a4\ud0b9 \uacb0\uacfc\ubb3c\uc744 \ub2f4\uc744 Mat \ub9cc\ub4e4\uae30\r\nval dst = Mat(lennaMat.rows(), lennaMat.cols(), CvType.CV_8UC3)\r\nCore.copyTo(lennaMat, dst, maskMat)\r\nbinding.maskedLenna.setImageBitmap(bitmapUtil.bitmapFrom(dst))<\/pre>\n<p><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-lenna.png\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-lenna-300x300.png\" alt=\"\" width=\"300\" height=\"300\" class=\"wp-image-44772 size-medium alignnone\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-lenna-300x300.png 300w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-lenna-150x150.png 150w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-lenna.png 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-mask-circle.png\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-mask-circle-300x300.png\" alt=\"\" width=\"300\" height=\"300\" class=\"size-medium wp-image-44773 alignnone\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-mask-circle-300x300.png 300w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-mask-circle-150x150.png 150w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-mask-circle-768x768.png 768w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-mask-circle.png 850w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-lenna.png\"><\/a><\/p>\n<p><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-screenshot-17.png\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-screenshot-17-300x300.png\" alt=\"\" width=\"300\" height=\"300\" class=\"size-medium wp-image-44774 alignleft\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-screenshot-17-300x300.png 300w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-screenshot-17-150x150.png 150w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-screenshot-17-768x771.png 768w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-screenshot-17-1021x1024.png 1021w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2021\/03\/www.charlezz.com-opencv-roi-screenshot-17.png 1204w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uad00\uc2ec\uc601\uc5ed(ROI;Region Of Interest) \uc774\ub780?\u00a0 \uad00\uc2ec \uc601\uc5ed (ROI)\uc740 \uc774\ubbf8\uc9c0 \ubd84\uc11d \uc704\ud574 \ud55c \uc774\ubbf8\uc9c0 \ub0b4\uc5d0\uc11c \uc120\ud0dd\ub418\uc5b4\uc9c4 \uc77c\ubd80 \uc601\uc5ed\uc744 \ub9d0\ud55c\ub2e4. \ucd94\uac00\uc801\uc778 \uc774\ubbf8\uc9c0 \ucc98\ub9ac\uac00 \ud544\uc694\ud560 \ub54c \uc774 \uc601\uc5ed\uc5d0 \uc9d1\uc911\ud560 \uc218 \uc788\uac8c \ub41c\ub2e4.\u00a0 \uc77c\uc0c1\uc0dd\ud65c\uc5d0\uc11c \uc608\uc2dc\ub97c \ucc3e\uc544\ubcf4\uc790. \ucf54\ub85c\ub098\ub85c \uc778\ud574 QR\ucf54\ub4dc \uc2a4\uce90\ub108\ub97c \uc5b4\ub514\uc5d0\uc11c\ub098 \ubcfc \uc218 \uc788\ub2e4. \uc2e4\uc81c \uce74\uba54\ub77c\uc5d0 \ub4e4\uc5b4\uc624\ub294 \uc601\uc0c1\uc774\ub77c\ub294 \uac83\uc740 \uc5f0\uc18d\ub418\ub294 \uc815\uc9c0\ub41c \uc774\ubbf8\uc9c0\ub2e4. \ud558\ub098\uc758 \uc774\ubbf8\uc9c0\ub294 \uc5ec\ub7ec\uac1c\uc758 [&hellip;]<\/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\/44771"}],"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=44771"}],"version-history":[{"count":2,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/44771\/revisions"}],"predecessor-version":[{"id":44859,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/44771\/revisions\/44859"}],"wp:attachment":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=44771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=44771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=44771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}