{"id":36991,"date":"2019-10-31T22:15:10","date_gmt":"2019-10-31T19:15:10","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-gnu-radio-3-8-0\/"},"modified":"2019-10-31T22:15:10","modified_gmt":"2019-10-31T19:15:10","slug":"vypusk-gnu-radio-3-8-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-gnu-radio-3-8-0","title":{"rendered":"Lan\u00e7amento do GNU Radio 3.8.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ap\u00f3s seis anos desde o \u00faltimo lan\u00e7amento significativo <noindex><a rel=\"nofollow\" href=\"https:\/\/www.gnuradio.org\/news\/2019-08-10-gnu-radio-v3-8-0-0-release\/\">formado<\/a><\/noindex> lan\u00e7amento <noindex><a rel=\"nofollow\" href=\"http:\/\/gnuradio.org\/\">GNU Radio 3.8<\/a><\/noindex>, uma plataforma livre de processamento digital de sinais. O GNU Radio \u00e9 um conjunto de programas e bibliotecas que permitem criar sistemas de r\u00e1dio arbitr\u00e1rios, esquemas de modula\u00e7\u00e3o e formas de sinais transmitidos e recebidos que s\u00e3o definidos por software, utilizando os mais simples dispositivos de hardware para captura e gera\u00e7\u00e3o de sinais. O projeto <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/gnuradio\/gnuradio\">\u00e9 distribu\u00eddo<\/a><\/noindex> est\u00e1 sob a licen\u00e7a GPLv3. O c\u00f3digo da maior parte dos componentes do GNU Radio est\u00e1 escrito em Python, enquanto partes cr\u00edticas para desempenho e lat\u00eancia s\u00e3o escritas em C++, o que permite que o pacote seja utilizado em tarefas em tempo real.<\/p>\n<p>Em combina\u00e7\u00e3o com transceptores program\u00e1veis universais, independentes de banda de frequ\u00eancia e tipo de modula\u00e7\u00e3o de sinal, a plataforma pode ser usada para criar dispositivos como esta\u00e7\u00f5es base para redes GSM, dispositivos de leitura remota de etiquetas RFID (documentos eletr\u00f4nicos e crach\u00e1s, cart\u00f5es inteligentes), receptores GPS, WiFi, receptores e transmissores de r\u00e1dio FM, decodificadores de TV, radares passivos, analisadores espectrais, etc. Al\u00e9m do USRP, o pacote pode utilizar outros componentes de hardware para entrada e sa\u00edda de sinais, como <noindex><a rel=\"nofollow\" href=\"https:\/\/wiki.gnuradio.org\/index.php\/Hardware\">est\u00e3o dispon\u00edveis<\/a><\/noindex> drivers para placas de som, sintonizadores de TV, dispositivos BladeRF, Myriad-RF, HackRF, UmTRX, Softrock, Comedi, Funcube, FMCOMMS, USRP e S-Mini. <\/p>\n<p>O pacote tamb\u00e9m inclui uma cole\u00e7\u00e3o de filtros, codecs de canal, m\u00f3dulos de sincroniza\u00e7\u00e3o, demoduladores, equalizadores, codecs de voz, decodificadores e outros elementos necess\u00e1rios para a cria\u00e7\u00e3o de sistemas de r\u00e1dio. Os elementos mencionados podem ser usados como blocos de constru\u00e7\u00e3o para compor um sistema acabado, o que, combinado com as capacidades de defini\u00e7\u00e3o de fluxos de dados entre blocos, permite projetar sistemas de r\u00e1dio mesmo sem habilidades de programa\u00e7\u00e3o.<\/p>\n<p>Principais mudan\u00e7as:<\/p>\n<ul>\n<li class=\"l\"> Foi feito o transi\u00e7\u00e3o para o uso do padr\u00e3o C++11 e do sistema de constru\u00e7\u00e3o CMake. O estilo de c\u00f3digo foi ajustado de acordo com clang-format;\n<li class=\"l\"> Foram inclu\u00eddas depend\u00eancias como MPIR\/GMP, Qt5, gsm e codec2. As exig\u00eancias para as vers\u00f5es das depend\u00eancias CMake, GCC, MSVC, Swig e Boost foram atualizadas. Foram removidas as depend\u00eancias libusb, Qt4 e CppUnit;\n<li class=\"l\"> Compatibilidade com Python 3 foi assegurada, a pr\u00f3xima vers\u00e3o do GNU Radio 3.8 ser\u00e1 a \u00faltima com suporte para Python 2;\n<li class=\"l\"> No gnuradio-runtime, o tratamento de valores fracion\u00e1rios das tags &#171;time&#187; foi reformulado no contexto da aplica\u00e7\u00e3o com os m\u00f3dulos de resample.\n<li class=\"l\"> Na interface gr\u00e1fica <noindex><a rel=\"nofollow\" href=\"https:\/\/wiki.gnuradio.org\/index.php\/Guided_Tutorial_GRC\">GRC<\/a><\/noindex> (GNU Radio Companion) foi adicionada suporte opcional para gera\u00e7\u00e3o de c\u00f3digo em C++, o formato YAML foi implementado em vez de XML, blks2 foi removido, ferramentas de manipula\u00e7\u00e3o de canvas foram significativamente aprimoradas e suporte para setas arredondadas foi adicionado;\n<li class=\"l\"> A interface gr\u00e1fica gr-qtgui foi transferida de Qt4 para Qt5;\n<li class=\"l\"> No gr-utils, a ferramenta gr_modtool foi significativamente aprimorada. Foram removidas utilit\u00e1rios baseados em PyQwt;\n<li class=\"l\"> O suporte para os m\u00f3dulos gr-comedi, gr-fcd e gr-wxgui foi descontinuado.\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51257\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043f\u0443\u0441\u0442\u044f \u0448\u0435\u0441\u0442\u044c \u043b\u0435\u0442 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 GNU Radio 3.8, \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u0446\u0438\u0444\u0440\u043e\u0432\u043e\u0439 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u0438\u0433\u043d\u0430\u043b\u043e\u0432. GNU Radio \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u043e\u0431\u043e\u0439 \u043d\u0430\u0431\u043e\u0440 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0435 \u0440\u0430\u0434\u0438\u043e\u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u0441\u0445\u0435\u043c\u044b \u043c\u043e\u0434\u0443\u043b\u044f\u0446\u0438\u0438 \u0438 \u0444\u043e\u0440\u043c\u0430 \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0435\u043c\u044b\u0445 \u0438 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u043c\u044b\u0445 \u0441\u0438\u0433\u043d\u0430\u043b\u043e\u0432 \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0437\u0430\u0434\u0430\u044e\u0442\u0441\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e, \u0430 \u0434\u043b\u044f \u0437\u0430\u0445\u0432\u0430\u0442\u0430 \u0438 \u0433\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u0438 \u0441\u0438\u0433\u043d\u0430\u043b\u043e\u0432 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u044e\u0442\u0441\u044f \u043f\u0440\u043e\u0441\u0442\u0435\u0439\u0448\u0438\u0435 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u044b\u0435 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430. \u041f\u0440\u043e\u0435\u043a\u0442 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f [&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-36991","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\u043f\u0443\u0441\u0442\u044f \u0448\u0435\u0441\u0442\u044c \u043b\u0435\u0442 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta 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