{"id":3558,"date":"2024-07-25T09:06:26","date_gmt":"2024-07-25T09:06:26","guid":{"rendered":"https:\/\/www.techopedia.com\/pl\/?post_type=definition&#038;p=3558"},"modified":"2024-08-06T07:55:30","modified_gmt":"2024-08-06T07:55:30","slug":"kodowanie","status":"publish","type":"definition","link":"https:\/\/www.techopedia.com\/pl\/slowniczek\/kodowanie","title":{"rendered":"Kodowanie"},"content":{"rendered":"<h2><span id=\"czym_jest_kodowanie\">Czym jest kodowanie?<\/span><\/h2>\n<p>Kodowanie to proces konwertowania danych do formatu wymaganego dla potrzeb zwi\u0105zanych z przetwarzaniem informacji, takich jak:<\/p>\n<ul>\n<li>Kompilowanie i wykonywanie program\u00f3w<\/li>\n<li>Przekazywanie, przechowywanie i kompresja\/dekompresja danych<\/li>\n<li>Przetwarzanie danych aplikacji, takie jak konwersja plik\u00f3w<\/li>\n<\/ul>\n<p>Termin <em>kodowanie<\/em> mo\u017ce mie\u0107 dwojakie znaczenie:<\/p>\n<ul>\n<li>W informatyce kodowanie to proces stosowania okre\u015blonego kodu, takiego jak litery, symbole i cyfry, do danych w celu konwersji na r\u00f3wnowa\u017cny szyfr.<\/li>\n<li>W elektronice kodowanie rozumiemy jako konwersj\u0119 analogowo-cyfrow\u0105.<\/li>\n<\/ul>\n<h2><span id=\"techopedia_wyjasnia_definicje_kodowania\">Techopedia wyja\u015bnia definicj\u0119 kodowania<\/span><\/h2>\n<p>Kodowanie polega na u\u017cyciu kodu do zmiany oryginalnych danych w form\u0119, kt\u00f3ra mo\u017ce by\u0107 u\u017cywana przez proces zewn\u0119trzny.<\/p>\n<p>Typ kodu u\u017cywanego do konwersji znak\u00f3w jest znany jako American Standard Code for Information Interchange (ASCII), czyli najcz\u0119\u015bciej u\u017cywany schemat kodowania dla plik\u00f3w zawieraj\u0105cych tekst. ASCII zawiera znaki drukowalne i niedrukowalne, kt\u00f3re reprezentuj\u0105 wielkie i ma\u0142e litery, symbole, znaki interpunkcyjne i cyfry. Do niekt\u00f3rych znak\u00f3w przypisany jest unikalny numer.<\/p>\n<p>Standardowy schemat ASCII ma tylko od zera do 127 pozycji znak\u00f3w; 128 do 255 s\u0105 niezdefiniowane. Problem niezdefiniowanych znak\u00f3w zosta\u0142 rozwi\u0105zany przez kodowanie Unicode, kt\u00f3re przypisuje numer do ka\u017cdego znaku u\u017cywanego na ca\u0142ym \u015bwiecie. Inne rodzaje kod\u00f3w obejmuj\u0105 BinHex, Uuencode (kodowanie UNIX do UNIX) i Multipurpose Internet Mail Extensions (MIME).<\/p>\n<p>Kodowanie stosuje si\u0119 r\u00f3wnie\u017c do zmniejszania rozmiaru plik\u00f3w audio i wideo. Ka\u017cdy format pliku audio i wideo ma odpowiedni program kodera-dekodera (kodek), kt\u00f3ry s\u0142u\u017cy do zakodowania go do odpowiedniego formatu, a nast\u0119pnie dekodowania w celu odtworzenia.<\/p>\n<p>Kodowania nie nale\u017cy myli\u0107 z szyfrowaniem, kt\u00f3re ukrywa zawarto\u015b\u0107. Obie techniki s\u0105 szeroko stosowane w sieciach, programowaniu, komunikacji bezprzewodowej i pami\u0119ciach masowych.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Czym jest kodowanie? Kodowanie to proces konwertowania danych do formatu wymaganego dla potrzeb zwi\u0105zanych z przetwarzaniem informacji, takich jak: Kompilowanie i wykonywanie program\u00f3w Przekazywanie, przechowywanie i kompresja\/dekompresja danych Przetwarzanie danych aplikacji, takie jak konwersja plik\u00f3w Termin kodowanie mo\u017ce mie\u0107 dwojakie znaczenie: W informatyce kodowanie to proces stosowania okre\u015blonego kodu, takiego jak litery, symbole i cyfry, [&hellip;]<\/p>\n","protected":false},"author":7813,"featured_media":3972,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"definitioncat":[47],"class_list":["post-3558","definition","type-definition","status-publish","format-standard","has-post-thumbnail","hentry","definitioncat-software"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.2 (Yoast SEO v24.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Czym jest kodowanie?<\/title>\n<meta name=\"description\" content=\"Dowiedz si\u0119, czym jest proces kodowania: jak dzia\u0142a i w jakim celu si\u0119 go u\u017cywa. 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