{"id":92,"date":"2008-08-22T11:11:17","date_gmt":"2008-08-22T17:11:17","guid":{"rendered":"http:\/\/vostorga.org\/?p=92"},"modified":"2008-08-22T11:12:52","modified_gmt":"2008-08-22T17:12:52","slug":"volumen-bajo-en-mplayer-con-audio-ac3","status":"publish","type":"post","link":"https:\/\/vostorga.org\/?p=92","title":{"rendered":"Volumen bajo en mplayer con audio ac3"},"content":{"rendered":"<p>Recientemente me sucedi\u00f3 que al reproducir un archivo de video utilizando <a title=\"Sitio del proyecto mplayer\" href=\"http:\/\/www.mplayerhq.hu\" target=\"_blank\">mplayer<\/a> el sonido era notablemente bajo, a\u00fan con Master y PCM a todo volumen, mientras que con otros archivos (ogg, ogm) el sonido era &#8220;normal&#8221;.<\/p>\n<p>Al visualizar el log del mplayer (las l\u00edneas correspondientes a <em>Opening audio decoder<\/em>) mostraba lo siguiente:<\/p>\n<p><em>Opening audio decoder: [liba52] AC3 decoding with liba52<\/em><\/p>\n<p><em>Selected audio codec: [a52] afm: liba52 (AC3-liba52)<\/em><\/p>\n<p>Entonces mirando dentro del man de mplayer encontr\u00e9 opciones para el filtro de audio que ayudan a incrementar el volumen sobre &#8220;los l\u00edmites normales&#8221; de mplayer. El comando queda as\u00ed :<\/p>\n<p>mplayer archivo.mkv -af volume=10,channels=2<\/p>\n<p>Basicamente le digo al filtro de audio que la salida sea a 10 decibeles para todos los canales y que ocupe solamente 2 canales (estereo) , con lo que el volumen del video aument\u00f3 considerablemente permitiendome oirlo bien.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Recientemente me sucedi\u00f3 que al reproducir un archivo de video utilizando mplayer el sonido era notablemente bajo, a\u00fan con Master y PCM a todo volumen, mientras que con otros archivos (ogg, ogm) el sonido era &#8220;normal&#8221;. Al visualizar el log del mplayer (las l\u00edneas correspondientes a Opening audio decoder) mostraba lo siguiente: Opening audio decoder: [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[62,61,24],"class_list":["post-92","post","type-post","status-publish","format-standard","hentry","category-linux","tag-ac3","tag-mplayer","tag-volumen"],"_links":{"self":[{"href":"https:\/\/vostorga.org\/index.php?rest_route=\/wp\/v2\/posts\/92"}],"collection":[{"href":"https:\/\/vostorga.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vostorga.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vostorga.org\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vostorga.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=92"}],"version-history":[{"count":7,"href":"https:\/\/vostorga.org\/index.php?rest_route=\/wp\/v2\/posts\/92\/revisions"}],"predecessor-version":[{"id":99,"href":"https:\/\/vostorga.org\/index.php?rest_route=\/wp\/v2\/posts\/92\/revisions\/99"}],"wp:attachment":[{"href":"https:\/\/vostorga.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=92"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vostorga.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=92"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vostorga.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=92"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}