{"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\/novosti-interneta\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-2","title":{"rendered":"Arvutit\u00e4htsuse kuvamise raamatukogu OpenCV 4.2 v\u00e4ljaanne","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/opencv.org\/opencv-4-2-0\/\">On toimunud<\/a><\/noindex> avatud teegiblij\u00e4\u00e4ra <noindex><a rel=\"nofollow\" href=\"http:\/\/opencv.org\/\">OpenCV 4.2<\/a><\/noindex> (Avatud Allika Arvutin\u00e4gemise Raamatukogu), mis pakub vahendeid piltide t\u00f6\u00f6tlemiseks ja anal\u00fc\u00fcsimiseks. OpenCV sisaldab \u00fcle 2500 algoritmi, sealhulgas klassikalisi ja uusimaid saavutusi arvutin\u00e4gemise ja masin\u00f5ppe valdkonnas. Raamatukogu kood on kirjutatud C++ keeles ja <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv\/\">GNU \u00dcldine Avaliku litsentsi alusel.<\/a><\/noindex> on BSD litsentsi all. Sidemed on loodud erinevate programmeerimiskeelte jaoks, sealhulgas Python, MATLAB ja Java.<\/p>\n<p>Raamatukogu v\u00f5ib kasutada objektide tuvastamiseks fotodel ja videot\u00f6\u00f6tlemises (n\u00e4iteks n\u00e4gude ja inimfiguuride, teksti jne tuvastamine), objektide ja kaamera liikumise j\u00e4lgimiseks, tegevuste klassifitseerimiseks videos, piltide t\u00f6\u00f6tlemiseks, 3D-mudelite v\u00e4ljat\u00f5mbamiseks, 3D-ruumi loomiseks stereokaameratest, kvaliteetsete piltide loomiseks madalama kvaliteediga piltide kombineerimise teel, objektide otsimiseks, mis sarnanevad esitatud elementide kogumile, masin\u00f5ppe meetodite rakendamiseks, markerite paigutamiseks, sarnaste elementide tuvastamiseks erinevates piltides, defektide automaatseks eemaldamiseks, n\u00e4iteks punaste silmade efekti k\u00f5rvaldamiseks.<\/p>\n<p>V <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\u00e4ljalase<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> DNN (S\u00fcva Neuraalv\u00f5rk) moodulisse, mis rakendab masin\u00f5ppe algoritme, on lisatud CUDA kasutamiseks m\u00f5eldud tagap\u00f5hi ning katsetatakse API eksperimente. <noindex><a rel=\"nofollow\" href=\"http:\/\/docs.openvinotoolkit.org\/\">nGraph OpenVINO<\/a><\/noindex>;\n<li class=\"l\"> SIMD-k\u00e4skude abil on koodi j\u00f5udlust optimeeritud stereov\u00e4ljundite (StereoBM\/StereoSGBM), pildi suuruse muutmise, maski pealel\u00fckkamise, p\u00f6\u00f6ramise, v\u00e4rvikoostisosade arvutamise ja paljude teiste operatsioonide jaoks;\n<li class=\"l\"> On lisatud mitme haru teostus 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 v\u00f5imalus ekstraktida videovooge meedia konteineritest (demuxing) FFmpeg-p\u00f5hise videoio tagap\u00f5hja abil;\n<li class=\"l\"> On lisatud algoritm kahjustatud piltide kiireks sagedusvalikuliseks rekonstrueerimiseks <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.opencv.org\/4.2.0\/dc\/d2f\/tutorial_xphoto_inpainting.html\">FSR<\/a><\/noindex> (Frequency Selective Reconstruction);\n<li class=\"l\"> Uus meetod <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/opencv\/opencv_contrib\/pull\/2367\">RIC<\/a><\/noindex> t\u00fc\u00fcpiliste 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 (opencv_gapi) mudulis, mis toimib efektiivse pildit\u00f6\u00f6tluse mootori j\u00e4rgi, on rakendatud toe keerukamate h\u00fcbriidsete arvutin\u00e4gemise ja s\u00fcva\u00f5ppe algoritmide jaoks. Toetatakse Intel Inference Engine'i tagaplaati. T\u00e4itmismudel on laienenud videovoogude t\u00f6\u00f6tlemise toe lisamisega;\n<li class=\"l\"> Eemaldatud <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.talosintelligence.com\/2020\/01\/opencv-buffer-overflow-jan-2020.html\">haavatavusest<\/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 k\u00e4ivitamist, kui t\u00f6\u00f6deldakse kontrollimata andmeid XML, YAML ja JSON vormingus. Kui JSON-i parsimise k\u00e4igus kohtab nullkoodiga s\u00fcmbolit, kopeeritakse v\u00e4\u00e4rtus tervikuna puhvrisse, kuid ilma piisava piiride \u00fcle kontrollimiseta.\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-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f 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