{"id":106297,"date":"2022-12-29T21:37:00","date_gmt":"2022-12-29T19:37:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-7"},"modified":"2022-12-29T21:37:00","modified_gmt":"2022-12-29T19:37:00","slug":"vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-biblioteki-kompyuternogo-zreniya-opencv-4-7","title":{"rendered":"Wydanie biblioteki komputerowego widzenia OpenCV 4.7","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Zosta\u0142a wydana wolna biblioteka OpenCV 4.7 (Open Source Computer Vision Library), kt\u00f3ra oferuje narz\u0119dzia do przetwarzania i analizy tre\u015bci obraz\u00f3w. OpenCV udost\u0119pnia ponad 2500 algorytm\u00f3w, zar\u00f3wno klasycznych, jak i odzwierciedlaj\u0105cych najnowsze osi\u0105gni\u0119cia w dziedzinie komputerowego widzenia i system\u00f3w uczenia maszynowego. Kod biblioteki napisano w j\u0119zyku C++ i udost\u0119pniono na licencji BSD. Przygotowano powi\u0105zania dla r\u00f3\u017cnych j\u0119zyk\u00f3w programowania, w tym Python, MATLAB i Java.    <\/p>\n<p>Biblioteka mo\u017ce by\u0107 stosowana do rozpoznawania obiekt\u00f3w na zdj\u0119ciach i filmach (na przyk\u0142ad rozpoznawanie twarzy i sylwetek ludzi, tekstu itp.), \u015bledzenia ruchu obiekt\u00f3w i kamery, klasyfikacji dzia\u0142a\u0144 na filmach, przekszta\u0142cania obraz\u00f3w, ekstrakcji modeli 3D, tworzenia przestrzeni 3D z obraz\u00f3w z kamer stereoskopowych, tworzenia wysokiej jako\u015bci obraz\u00f3w poprzez \u0142\u0105czenie obraz\u00f3w o ni\u017cszej jako\u015bci, wyszukiwania na obrazach obiekt\u00f3w podobnych do przedstawionego zestawu element\u00f3w, stosowania metod uczenia maszynowego, umieszczania znacznik\u00f3w, wykrywania wsp\u00f3lnych element\u00f3w na r\u00f3\u017cnych obrazach, automatycznego usuwania defekt\u00f3w, takich jak efekt czerwonych oczu.      <\/p>\n<p>W\u015br\u00f3d zmian w nowej wersji:  <\/p>\n<ul>\n<li class=\"l\"> Przeprowadzono znaczn\u0105 optymalizacj\u0119 wydajno\u015bci operacji splotu w module DNN (Deep Neural Network) z wdro\u017ceniem algorytm\u00f3w uczenia maszynowego opartych na sieciach neuronowych. Zrealizowano algorytm szybkich splot\u00f3w Winograda. Dodano nowe warstwy ONNX (Open Neural Network Exchange): Scatter, ScatterND, Tile, ReduceL1 i ReduceMin. Dodano wsparcie dla frameworku OpenVino 2022.1 oraz backendu CANN.\n<li class=\"l\"> Poprawiono jako\u015b\u0107 wykrywania i dekodowania kod\u00f3w QR.\n<li class=\"l\"> Dodano wsparcie dla znacznik\u00f3w wizualnych ArUco i AprilTag.\n<li class=\"l\"> Dodano tracker Nanotrack v2 oparty na sieciach neuronowych.\n<li class=\"l\"> Zrealizowano algorytm rozmycia Stackblur.\n<li class=\"l\"> Dodano wsparcie dla FFmpeg 5.x oraz CUDA 12.0.\n<li class=\"l\"> Zaproponowano nowe API do manipulacji wielostronicowymi formatami obraz\u00f3w.\n<li class=\"l\"> Dodano wsparcie dla biblioteki libSPNG dla formatu PNG.\n<li class=\"l\"> W libJPEG-Turbo wykorzystano przyspieszenie za pomoc\u0105 instrukcji SIMD.\n<li class=\"l\"> Dla platformy Android zrealizowano wsparcie H264\/H265.\n<li class=\"l\"> Udost\u0119pniono wszystkie podstawowe API dla j\u0119zyka Python.\n<li class=\"l\"> Dodano nowy uniwersalny backend dla wektorowych instrukcji.  <\/ul>\n<p>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58405\">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 4.7 (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-106297","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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