{"id":54815,"date":"2020-01-05T00:00:00","date_gmt":"2020-01-04T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2"},"modified":"2020-02-18T14:02:52","modified_gmt":"2020-02-18T11:02:52","slug":"vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2","title":{"rendered":"Az OpenCV 4.2 sz\u00e1m\u00edt\u00f3g\u00e9pes l\u00e1t\u00e1s k\u00f6nyvt\u00e1r kiad\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/opencv.org\/opencv-4-2-0\/\">Megval\u00f3sult<\/a><\/noindex> szabad k\u00f6nyvt\u00e1r kiad\u00e1sa <noindex><a rel=\"nofollow\" href=\"http:\/\/opencv.org\/\">OpenCV 4.2<\/a><\/noindex> (Open Source Computer Vision Library), amely eszk\u00f6z\u00f6ket biztos\u00edt a k\u00e9pek tartalm\u00e1nak feldolgoz\u00e1s\u00e1hoz \u00e9s elemz\u00e9s\u00e9hez. Az OpenCV t\u00f6bb mint 2500 algoritmust k\u00edn\u00e1l, bele\u00e9rtve a klasszikusakat \u00e9s a leg\u00fajabb sz\u00e1m\u00edt\u00e1stechnikai l\u00e1t\u00e1s \u00e9s g\u00e9pi tanul\u00e1s ter\u00e9n el\u00e9rt eredm\u00e9nyeket. A k\u00f6nyvt\u00e1r k\u00f3dja C++ nyelven \u00edr\u00f3dott, \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv\/\">terjeszt\u00e9sre ker\u00fcl<\/a><\/noindex> BSD licenc alatt \u00e1ll. K\u00fcl\u00f6nb\u00f6z\u0151 programoz\u00e1si nyelvekhez k\u00e9sz\u00fcltek binderek, bele\u00e9rtve a Python, MATLAB \u00e9s Java nyelveket.<\/p>\n<p>A k\u00f6nyvt\u00e1r alkalmazhat\u00f3 objektumok felismer\u00e9s\u00e9re f\u00e9nyk\u00e9peken \u00e9s vide\u00f3kon (p\u00e9ld\u00e1ul arcok \u00e9s emberek alakj\u00e1nak, sz\u00f6vegek stb. felismer\u00e9se), t\u00e1rgyak \u00e9s kamer\u00e1k mozg\u00e1s\u00e1nak k\u00f6vet\u00e9s\u00e9re, vide\u00f3k cselekv\u00e9seinek klasszifik\u00e1l\u00e1s\u00e1ra, k\u00e9pek \u00e1talak\u00edt\u00e1s\u00e1ra, 3D-modellek kinyer\u00e9s\u00e9re, 3D-t\u00e9r k\u00e9pz\u00e9s\u00e9re sztereokamer\u00e1k \u00e1ltal, alacsonyabb min\u0151s\u00e9g\u0171 k\u00e9pek egyes\u00edt\u00e9s\u00e9vel magas min\u0151s\u00e9g\u0171 k\u00e9pek l\u00e9trehoz\u00e1s\u00e1ra, hasonl\u00f3 elemek keres\u00e9s\u00e9re k\u00e9p alapj\u00e1n, g\u00e9pi tanul\u00e1si m\u00f3dszerek alkalmaz\u00e1s\u00e1ra, jel\u00f6l\u0151k elhelyez\u00e9s\u00e9re, k\u00f6z\u00f6s elemek felismer\u00e9s\u00e9re k\u00fcl\u00f6nb\u00f6z\u0151 k\u00e9peken, automatikus hibajav\u00edt\u00e1sra, mint p\u00e9ld\u00e1ul a piros szem effektus.<\/p>\n<p>A <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv\/wiki\/ChangeLog#version420\">\u00faj<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv\/releases\/tag\/4.2.0\">kiad\u00e1sban<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> A DNN (Deep Neural Network) modulba, amely a neur\u00e1lis h\u00e1l\u00f3zatokon alapul\u00f3 g\u00e9pi tanul\u00e1si algoritmusok megval\u00f3s\u00edt\u00e1s\u00e1t tartalmazza, ker\u00fclt egy backend a CUDA haszn\u00e1lat\u00e1hoz, \u00e9s k\u00eds\u00e9rleti t\u00e1mogat\u00e1st kapott az API <noindex><a rel=\"nofollow\" href=\"http:\/\/docs.openvinotoolkit.org\/\">nGraph OpenVINO<\/a><\/noindex>;\n<li class=\"l\"> A SIMD utas\u00edt\u00e1sok haszn\u00e1lat\u00e1val optimaliz\u00e1lt\u00e1k a k\u00f3d teljes\u00edtm\u00e9ny\u00e9t a sztereov\u00e1laszt\u00e1s (StereoBM\/StereoSGBM), m\u00e9retez\u00e9s, maszk alkalmaz\u00e1s, forgat\u00e1s, sz\u00edn\u00f6sszetev\u0151k kisz\u00e1m\u00edt\u00e1sa \u00e9s sok m\u00e1s m\u0171velet sor\u00e1n;\n<li class=\"l\"> Hozz\u00e1ad\u00e1sra ker\u00fclt egy t\u00f6bb sz\u00e1l\u00fa megval\u00f3s\u00edt\u00e1s <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.opencv.org\/3.4\/d4\/d86\/group__imgproc__filter.html#gaf9bba239dfca11654cb7f50f889fc2ff\">pyrDown<\/a><\/noindex>;\n<li class=\"l\"> Hozz\u00e1adva a videofolyamok kinyer\u00e9s\u00e9nek lehet\u0151s\u00e9ge a m\u00e9diaszigetekb\u0151l (demuxing) a FFmpeg alap\u00fa videoio backend seg\u00edts\u00e9g\u00e9vel;\n<li class=\"l\"> Hozz\u00e1adva egy algoritmus a s\u00e9r\u00fclt k\u00e9pek gyors frekvencia-szelekt\u00edv rekonstrukci\u00f3j\u00e1hoz <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.opencv.org\/4.2.0\/dc\/d2f\/tutorial_xphoto_inpainting.html\">FSR<\/a><\/noindex> (Frekvencia Szelekt\u00edv Rekonstrukci\u00f3);\n<li class=\"l\"> Hozz\u00e1adva a m\u00f3dszert <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv_contrib\/pull\/2367\">RIC<\/a><\/noindex> a tipikus, ki nem t\u00f6lt\u00f6tt ter\u00fcletek interpol\u00e1l\u00e1s\u00e1ra;\n<li class=\"l\"> Hozz\u00e1adva a elt\u00e9r\u00e9s normaliz\u00e1l\u00e1si m\u00f3dszere <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/short-circuitt\/LOGOS\">LOGOS<\/a><\/noindex>;\n<li class=\"l\"> A G-API (opencv_gapi) modulban, amely a k\u00e9pek hat\u00e9kony feldolgoz\u00e1s\u00e1hoz haszn\u00e1lja a grafikon alap\u00fa algoritmusokat, a bonyolultabb hibrid sz\u00e1m\u00edt\u00f3g\u00e9pes l\u00e1t\u00e1s \u00e9s m\u00e9lytanul\u00e1si algoritmusok t\u00e1mogat\u00e1sa val\u00f3sult meg. Intel Inference Engine h\u00e1tt\u00e9rt\u00e1mogat\u00e1s \u00e9rkezett. A v\u00e9grehajt\u00e1si modellbe a videostream feldolgoz\u00e1s\u00e1nak t\u00e1mogat\u00e1sa is beker\u00fclt;\n<li class=\"l\"> Jav\u00edtva <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.talosintelligence.com\/2020\/01\/opencv-buffer-overflow-jan-2020.html\">sebezhet\u0151s\u00e9gek<\/a><\/noindex>  (<noindex><a rel=\"nofollow\" href=\"https:\/\/www.talosintelligence.com\/vulnerability_reports\/TALOS-2019-0852\">CVE-2019-5063<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.talosintelligence.com\/vulnerability_reports\/TALOS-2019-0853\">CVE-2019-5064<\/a><\/noindex>), amelyek potenci\u00e1lisan lehet\u0151v\u00e9 tehetik a t\u00e1mad\u00f3 k\u00f3dj\u00e1nak v\u00e9grehajt\u00e1s\u00e1t, amikor nem ellen\u0151rz\u00f6tt adatokat dolgoznak fel XML, YAML \u00e9s JSON form\u00e1tumokban. Ha a JSON elemz\u00e9se sor\u00e1n null\u00e1s k\u00f3d\u00fa karaktert tal\u00e1lunk, az \u00e9rt\u00e9k teljes eg\u00e9sz\u00e9ben a puffert \u00e1tker\u00fcl, de megfelel\u0151 tartom\u00e1nyellen\u0151rz\u00e9s n\u00e9lk\u00fcl.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Forr\u00e1s: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52134\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenCV 4.2 (Open Source Computer Vision Library), \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0439 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 \u0434\u043b\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0433\u043e \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0439. OpenCV \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0431\u043e\u043b\u0435\u0435 2500 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u043e\u0432, \u043a\u0430\u043a \u043a\u043b\u0430\u0441\u0441\u0438\u0447\u0435\u0441\u043a\u0438\u0445, \u0442\u0430\u043a \u0438 \u043e\u0442\u0440\u0430\u0436\u0430\u044e\u0449\u0438\u0445 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0435 \u0434\u043e\u0441\u0442\u0438\u0436\u0435\u043d\u0438\u044f \u0432 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u043d\u043e\u0433\u043e \u0437\u0440\u0435\u043d\u0438\u044f \u0438 \u0441\u0438\u0441\u0442\u0435\u043c \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f. \u041a\u043e\u0434 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421++ \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD. \u0411\u0438\u043d\u0434\u0438\u043d\u0433\u0438 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u0434\u043b\u044f \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u044f\u0437\u044b\u043a\u043e\u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-54815","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenCV 4.2 (Open Source.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"hu_HU\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u043d\u043e\u0433\u043e \u0437\u0440\u0435\u043d\u0438\u044f OpenCV 4.2 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenCV 4.2 (Open Source.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2020-01-04T21:00:00+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2020-02-18T11:02:52+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Az OpenCV 4.2 sz\u00e1m\u00edt\u00f3g\u00e9pes l\u00e1t\u00e1s k\u00f6nyvt\u00e1r kiad\u00e1sa | ProHoster","description":"Megjelent az OpenCV 4.2 szabad k\u00f6nyvt\u00e1r (Open Source).","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u043d\u043e\u0433\u043e \u0437\u0440\u0435\u043d\u0438\u044f OpenCV 4.2 | ProHoster","og:description":"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenCV 4.2 (Open Source.","og:url":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2020-01-04T21:00:00+00:00","article:modified_time":"2020-02-18T11:02:52+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"54815","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":"2026-01-24 12:50:19","breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-02-28 19:57:37","updated":"2026-01-24 12:50:19","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/54815","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/comments?post=54815"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/54815\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media?parent=54815"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/categories?post=54815"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/tags?post=54815"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}