{"id":162582,"date":"2026-02-22T23:12:07","date_gmt":"2026-02-22T21:12:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/alyans-aomedia-razvivaet-zvukovoj-kodek-oac-open-audio-codec-osnovannyj-na-opus"},"modified":"2026-02-22T23:12:07","modified_gmt":"2026-02-22T21:12:07","slug":"alyans-aomedia-razvivaet-zvukovoj-kodek-oac-open-audio-codec-osnovannyj-na-opus","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/alyans-aomedia-razvivaet-zvukovoj-kodek-oac-open-audio-codec-osnovannyj-na-opus","title":{"rendered":"La Alianza AOMedia desarrolla el c\u00f3dec de audio OAC (Open Audio Codec), basado en Opus","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La Alianza Open Media (AOMedia), que supervisa el desarrollo de los formatos de codificaci\u00f3n de video AV1\/AV2, el formato de sonido envolvente IAMF y el formato de im\u00e1genes AVIF, ha comenzado el desarrollo del c\u00f3dec de audio Open Audio Codec (OAC), que se presenta como una continuaci\u00f3n de la evoluci\u00f3n del c\u00f3dec Opus, desarrollado por la organizaci\u00f3n Xiph.Org. Como implementaci\u00f3n de referencia del codificador y decodificador OAC bajo licencia BSD se propone la biblioteca liboac, creada a partir del c\u00f3digo de la biblioteca libopus.    <\/p>\n<p>El prop\u00f3sito principal del OAC es la transmisi\u00f3n de voz y sonido a trav\u00e9s de internet. El c\u00f3dec es adecuado para diversas aplicaciones relacionadas con la transmisi\u00f3n interactiva de audio y puede utilizarse en diferentes \u00e1reas, desde telefon\u00eda VoIP y videoconferencias hasta chats de juegos y conciertos remotos. OAC se escala tanto para la compresi\u00f3n de audio en streaming de alta tasa de bits, como por ejemplo, para la transmisi\u00f3n de m\u00fasica est\u00e9reo de calidad, as\u00ed como para la compresi\u00f3n de voz en canales de comunicaci\u00f3n con ancho de banda limitado.       <\/p>\n<p>El desarrollo a\u00fan se encuentra en una etapa temprana de alfa. El flujo de bits (bitstream) generado por la biblioteca liboac en esta etapa de desarrollo no debe utilizarse para la distribuci\u00f3n de archivos OAC, ya que incluye datos adicionales de depuraci\u00f3n y no soporta el cambio de posici\u00f3n en el flujo (seeking).      <\/p>\n<p>Excepto por la falta de menci\u00f3n de ajuste din\u00e1mico de la tasa de bits, el rango de frecuencias de audio y el tama\u00f1o de los cuadros, la lista de capacidades de OAC replica la descripci\u00f3n del c\u00f3dec Opus 1.5:    <\/p>\n<ul>\n<li class=\"l\">Tasa de bits de 6 Kbps a 510 Kbps;  <\/li>\n<li class=\"l\">Frecuencia de muestreo de 8 a 48 KHz;  <\/li>\n<li class=\"l\">Duraci\u00f3n de los cuadros de 2.5 a 60 milisegundos;  <\/li>\n<li class=\"l\">Soporte para bitrates constantes (CBR) y variables (VBR);  <\/li>\n<li class=\"l\"> Soporte para hasta 255 canales;\n<li class=\"l\">Soporte para audio de banda estrecha y amplia;  <\/li>\n<li class=\"l\">Soporte para voz y m\u00fasica;  <\/li>\n<li class=\"l\">Soporte para est\u00e9reo y mono;  <\/li>\n<li class=\"l\">Posibilidad de recuperar el flujo de audio en caso de p\u00e9rdida de fotogramas (PLC);    <\/li>\n<li class=\"l\">Disponibilidad de implementaciones utilizando aritm\u00e9tica de punto flotante y punto fijo.  <\/li>\n<\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64852\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0410\u043b\u044c\u044f\u043d\u0441 Open Media (AOMedia), \u043a\u0443\u0440\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0438\u0434\u0435\u043e AV1\/AV2, \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u043e\u0431\u044a\u0451\u043c\u043d\u043e\u0433\u043e \u0437\u0432\u0443\u043a\u0430 IAMF \u0438 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0439 AVIF, \u043f\u0440\u0438\u0441\u0442\u0443\u043f\u0438\u043b \u043a \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e \u043a\u043e\u0434\u0435\u043a\u0430 Open Audio Codec (OAC), \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u0440\u0435\u043f\u043e\u0434\u043d\u043e\u0441\u0438\u0442\u0441\u044f \u043a\u0430\u043a \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0438\u0435 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u044f \u043a\u043e\u0434\u0435\u043a\u0430 Opus, \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u043e\u0433\u043e \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0435\u0439 Xiph.Org. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430 \u0438 \u0434\u0435\u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430 OAC \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0430 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 liboac, \u0441\u043e\u0437\u0434\u0430\u043d\u043d\u0430\u044f \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043a\u043e\u0434\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-162582","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 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