{"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\/et\/blog\/news\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2","title":{"rendered":"OpenCV 4.2 arvutin\u00e4gemise teegi v\u00e4ljaanne","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/opencv.org\/opencv-4-2-0\/\">Toimus<\/a><\/noindex> avatud raamatukogu v\u00e4ljaanne <noindex><a rel=\"nofollow\" href=\"http:\/\/opencv.org\/\">OpenCV 4.2<\/a><\/noindex> (Avatud Koodi Arvutin\u00e4gemise Raamatukogu), mis pakub vahendeid piltide t\u00f6\u00f6tlemiseks ja anal\u00fc\u00fcsiks. OpenCV pakub \u00fcle 2500 algoritmi, sealhulgas klassikalisi ning viimasel ajal v\u00e4lja t\u00f6\u00f6tatud arvutin\u00e4gemise ja masin\u00f5ppe saavutusi. Raamatukogu kood on kirjutatud C++ keeles ja <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv\/\">levitatakse<\/a><\/noindex> on BSD litsentsi all. Sidumised on ette valmistatud erinevatele programmeerimiskeeltele, sealhulgas Python, MATLAB ja Java.<\/p>\n<p>Raamatukogu saab kasutada objektide tuvastamiseks fotodel ja videotest (n\u00e4iteks n\u00e4gude ja inimfiguuride, teksti jne tuvastamine), objektide ja kaamera liikumise j\u00e4lgimiseks, video tegevuste klassifitseerimiseks, piltide muutmiseks, 3D-mudelite hankimiseks, 3D-ruumi loomiseks stereokaamerast saadud pildist, madalama kvaliteediga piltide kokkuliitmiseks k\u00f5rge kvaliteediga piltide loomiseks, pildil esitatud elementide sarnaste objektide otsimiseks, masin\u00f5ppemeetodite rakendamiseks, markerite paigutamiseks, \u00fchiste elementide tuvastamiseks erinevatel piltidel, defektide automaatseks k\u00f5rvaldamiseks, nagu punaste silmade efekt.<\/p>\n<p>Uues <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv\/wiki\/ChangeLog#version420\">uus<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv\/releases\/tag\/4.2.0\">v\u00e4ljaanne<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> DNN (S\u00fcvak\u00e4e Neuraalv\u00f5rk) moodulis, kus on rakendatud masin\u00f5ppe algoritmeid, on lisatud CUDA toega tagaplane. <noindex><a rel=\"nofollow\" href=\"http:\/\/docs.openvinotoolkit.org\/\">nGraph OpenVINO<\/a><\/noindex>;\n<li class=\"l\"> SIMD-instruktsioonide abil on optimeeritud koodi j\u00f5udlust stereov\u00e4ljundi (StereoBM\/StereoSGBM), suuruse muutmise, maskide pealekandmise, p\u00f6\u00f6ramise, puuduvate v\u00e4rvikoostisosade arvutamise ja paljude teiste toimingute jaoks;\n<li class=\"l\"> on lisatud mitme l\u00f5ime rakendus funktsioonile <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\"> on lisatud funktsioon videovoogude eraldamiseks meedia konteineritest (demuxing) FFmpeg p\u00f5hjaliku videoio tagaplane kaudu;\n<li class=\"l\"> lisatud algoritm, et kiirelt taastada rikutud pilte sagedus- ja valikuliselt <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.opencv.org\/4.2.0\/dc\/d2f\/tutorial_xphoto_inpainting.html\">FSR<\/a><\/noindex> (Sagedusvalikuline Taaskonstruktsioon);\n<li class=\"l\"> Lisatud meetod <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv_contrib\/pull\/2367\">RIC<\/a><\/noindex> tavaliste t\u00e4itmata alade interpoleerimiseks;\n<li class=\"l\"> lisatud k\u00f5rvalekallete normaliseerimise meetod <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/short-circuitt\/LOGOS\">LOGOS<\/a><\/noindex>;\n<li class=\"l\"> G-API moodulis (opencv_gapi), mis t\u00e4idab mootorifunktsioone efektiivseks pildit\u00f6\u00f6tluseks graafip\u00f5histe algoritmide abil, on ellu viidud keerukate h\u00fcbriidsete arvutin\u00e4gemise ja s\u00fcgava masin\u00f5ppe algoritmide toetamine. Toetatakse Intel Inference Engine tagapinda. V\u00e4list\u00f6\u00f6tluse mudelisse on lisatud videovoogude t\u00f6\u00f6tlemise tugi;\n<li class=\"l\"> K\u00e4ivitatud <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.talosintelligence.com\/2020\/01\/opencv-buffer-overflow-jan-2020.html\">haavatavuse<\/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>), mis v\u00f5ivad potentsiaalselt p\u00f5hjustada r\u00fcndaja koodi t\u00e4itmist, kui t\u00f6\u00f6tlemise k\u00e4igus ilmnevad kontrollimata andmed XML, YAML ja JSON formaatides. Kui JSON-i anal\u00fc\u00fcsimisel leiti nullkoodiga s\u00fcmbol, kopeeritakse v\u00e4\u00e4rtus t\u00e4ielikult puhvri, kuid ilma n\u00f5uetekohaste m\u00e4lu piiri kontrollideta.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Allikas: <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 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 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