{"id":105064,"date":"2022-09-11T03:36:39","date_gmt":"2022-09-11T01:36:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opublikovan-svobodnyj-zvukovoj-kodek-flac-1-4"},"modified":"2022-09-11T03:36:39","modified_gmt":"2022-09-11T01:36:39","slug":"opublikovan-svobodnyj-zvukovoj-kodek-flac-1-4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/opublikovan-svobodnyj-zvukovoj-kodek-flac-1-4","title":{"rendered":"Se ha publicado el c\u00f3dec de audio libre FLAC 1.4","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Tras nueve a\u00f1os desde la publicaci\u00f3n de la anterior versi\u00f3n significativa, la comunidad Xiph.Org ha presentado una nueva versi\u00f3n del c\u00f3dec libre FLAC 1.4.0, que proporciona codificaci\u00f3n de audio sin p\u00e9rdida de calidad. FLAC utiliza solo m\u00e9todos de codificaci\u00f3n sin p\u00e9rdida (lossless), lo que garantiza la conservaci\u00f3n completa de la calidad original de la secuencia de audio y su identidad con respecto a la variante de referencia codificada. Adem\u00e1s, los m\u00e9todos de compresi\u00f3n sin p\u00e9rdida utilizados permiten reducir el tama\u00f1o de la secuencia de audio original entre un 50 y un 60%. FLAC es un formato de transmisi\u00f3n completamente libre, que implica no solo la apertura de las bibliotecas que implementan las funciones de codificaci\u00f3n y decodificaci\u00f3n, sino tambi\u00e9n la ausencia de restricciones sobre el uso de especificaciones y la creaci\u00f3n de variantes derivadas. El c\u00f3digo de las bibliotecas se distribuye bajo la licencia BSD.    <\/p>\n<p>Entre los cambios m\u00e1s importantes se destacan:  <\/p>\n<ul>\n<li class=\"l\">  Se ha a\u00f1adido soporte para la codificaci\u00f3n y decodificaci\u00f3n con una profundidad de cuantificaci\u00f3n de 32 bits por muestra (bit-per-sample).\n<li class=\"l\"> Se ha mejorado la eficiencia de la compresi\u00f3n en los niveles 3 a 8, a costa de una ligera reducci\u00f3n en la velocidad de codificaci\u00f3n debido a un aumento en la precisi\u00f3n del c\u00e1lculo de la autocorrelaci\u00f3n. La velocidad de codificaci\u00f3n ha aumentado para los niveles 0, 1 y 2. Se ha mejorado ligeramente la compresi\u00f3n en los niveles 1 a 4 mediante el cambio de la heur\u00edstica adaptativa.\n<li class=\"l\"> Se ha incrementado significativamente la velocidad de compresi\u00f3n en procesadores ARMv8 de 64 bits, gracias al uso de instrucciones NEON. Tambi\u00e9n se ha mejorado el rendimiento en procesadores x86_64 que soportan el conjunto de instrucciones FMA.\n<li class=\"l\"> Se han cambiado las API y ABI de las bibliotecas libFLAC y libFLAC++ (al actualizar a la versi\u00f3n 1.4 es necesario reconstruir las aplicaciones).\n<li class=\"l\"> Se ha declarado obsoleto y se eliminar\u00e1 en la pr\u00f3xima versi\u00f3n el plugin para XMMS.\n<li class=\"l\"> En la biblioteca libFLAC y la herramienta flac se ha proporcionado la posibilidad de limitar el bitrate m\u00ednimo para archivos FLAC, hasta 1 bit por muestra (puede ser \u00fatil para la transmisi\u00f3n en vivo).\n<li class=\"l\"> Se ha hecho posible la codificaci\u00f3n de archivos con frecuencias de muestreo de hasta 1048575 Hz.\n<li class=\"l\"> En la herramienta flac se han implementado nuevas opciones \u00ab--limit-min-bitrate\u00bb y \u00ab--keep-foreign-metadata-if-present\u00bb.     <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57761\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043f\u0443\u0441\u0442\u044f \u0434\u0435\u0432\u044f\u0442\u044c \u043b\u0435\u0442 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0448\u043b\u043e\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e Xiph.Org \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u043e \u043d\u043e\u0432\u0443\u044e \u0432\u0435\u0440\u0441\u0438\u044e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043a\u043e\u0434\u0435\u043a\u0430 FLAC 1.4.0, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0437\u0432\u0443\u043a\u0430 \u0431\u0435\u0437 \u043f\u043e\u0442\u0435\u0440\u0438 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0430. FLAC \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u043c\u0435\u0442\u043e\u0434\u044b \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0431\u0435\u0437 \u043e\u0442\u0431\u0440\u0430\u0441\u044b\u0432\u0430\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 (lossless), \u0447\u0442\u043e \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u0443\u0435\u0442 \u043f\u043e\u043b\u043d\u0443\u044e \u0441\u043e\u0445\u0440\u0430\u043d\u043d\u043e\u0441\u0442\u044c \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0430 \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e \u043f\u043e\u0442\u043e\u043a\u0430 \u0438 \u0435\u0433\u043e \u0438\u0434\u0435\u043d\u0442\u0438\u0447\u043d\u043e\u0441\u0442\u044c \u0441 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u044b\u043c \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u043c, \u043f\u043e\u0434\u0432\u0435\u0440\u0433\u043d\u0443\u0442\u044b\u043c \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044e. \u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0435 \u043c\u0435\u0442\u043e\u0434\u044b \u0441\u0436\u0430\u0442\u0438\u044f \u0431\u0435\u0437 [&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-105064","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043f\u0443\u0441\u0442\u044f \u0434\u0435\u0432\u044f\u0442\u044c \u043b\u0435\u0442 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 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