{"id":7097,"date":"2021-08-20T16:49:37","date_gmt":"2021-08-20T14:49:37","guid":{"rendered":"https:\/\/websites.fraunhofer.de\/audioblog\/?p=7097"},"modified":"2021-09-17T16:52:46","modified_gmt":"2021-09-17T14:52:46","slug":"licenses-xhe-aac-to-facebook","status":"publish","type":"post","link":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/licenses-xhe-aac-to-facebook","title":{"rendered":"\ud504\ub77c\uc6b4\ud638\ud37c IIS, \ud398\uc774\uc2a4\ubd81\uacfc xHE-AAC \uc624\ub514\uc624 \ucf54\ub371 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \ub77c\uc774\uc120\uc2a4 \uacc4\uc57d \uccb4\uacb0"},"content":{"rendered":"<p><strong>xHE-AAC <\/strong><strong>\uc624\ub514\uc624 \ucf54\ub371 \uac1c\ubc1c\uc744 \uc8fc\ub3c4\ud55c <\/strong><strong>\ud504\ub77c\uc6b4\ud638\ud37c <\/strong><strong>IIS<\/strong><strong>\ub294 \ud398\uc774\uc2a4\ubd81\uacfc <\/strong><strong>xHE-AAC <\/strong><strong>\ubc0f <\/strong><strong>DRC <\/strong><strong>\uc18c\ud504\ud2b8\uc6e8\uc5b4 \uad6c\ud604 \uad00\ub828 \ub77c\uc774\uc120\uc2a4 \uacc4\uc57d\uc744 \uccb4\uacb0\ud588\uc2b5\ub2c8\ub2e4<\/strong><strong>. <\/strong><\/p>\n<p><!--more--><\/p>\n<p>xHE-AAC\ub294 \uc601\ud654, \uc74c\uc545, \uc624\ub514\uc624\ubd81, \ud31f\uce90\uc2a4\ud2b8 \ub4f1 \ub2e4\uc591\ud55c \uc720\ud615\uc758 \ucf58\ud150\uce20\uc5d0 \ub300\ud574 \ub04a\uae40 \uc5c6\ub294 \uc2a4\ud2b8\ub9ac\ubc0d\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub610\ud55c, \uc6b0\uc218\ud55c \ucf54\ub529 \ud6a8\uc728\uc131\uacfc \ud568\uaed8 \uc2a4\ud14c\ub808\uc624 \uc11c\ube44\uc2a4\uc758 \uacbd\uc6b0 \ucd5c\uc18c 12 kbit\/s\uc5d0\uc11c \ucd5c\ub300 500 kbit\/s \uc774\uc0c1\uae4c\uc9c0 \ub113\uc740 \ube44\ud2b8\uc728 \ubc94\uc704\ub97c \uc9c0\uc6d0\ud569\ub2c8\ub2e4. \ub355\ubd84\uc5d0 \uc601\uc0c1 \ubc0f \uc74c\uc6d0 \uc2a4\ud2b8\ub9ac\ubc0d \uc0ac\uc5c5\uc790\ub4e4\uc740 \uc81c\ud55c\ub41c \uc624\ub514\uc624 \ub300\uc5ed\ud3ed\uc5d0 \uad6c\uc560\ubc1b\uc9c0 \uc54a\uace0 \ubcf4\ub2e4 \uc548\uc815\uc801\uc778 \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud558\uac8c \ub429\ub2c8\ub2e4. \uc774 \uac19\uc740 \uace0\ud6a8\uc728\uc131\uc740 2G \ub098 3G \ub9dd\uc774 \ub300\ub2e4\uc218\ub97c \ucc28\uc9c0\ud558\uba70 \ub300\ub3c4\uc2dc\uc758 4G\ub098 5G\ub9dd\uc740 \ud63c\uc7a1\ub3c4\uac00 \ub192\uc740 \uc2e0\ud765\uc2dc\uc7a5\uc5d0\uc11c \ud2b9\ud788 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub370\uc774\ube44\ub4dc \ub860\uce74(David Ronca) \ud398\uc774\uc2a4\ubd81 \uc601\uc0c1\ucc98\ub9ac \ub2f4\ub2f9 \uc774\uc0ac\ub294 \u201c<em>xHE-AAC <\/em><em>\uc624\ub514\uc624\ub97c<\/em> <em>\ud398\uc774\uc2a4\ubd81<\/em> <em>\uc0ac\uc6a9\uc790\ub4e4\uc5d0\uac8c \uc120\ubcf4\uc774\uac8c \ub418\uc5b4 \ub9e4\uc6b0 \uae30\uc058\ub2e4<\/em><em>. <\/em><em>xHE-AAC <\/em><em>\ucf54\ub371\uc740<\/em> <em>\uae30\uc874<\/em><em> AAC<\/em> <em>\ucf54\ub371 \ub300\ube44 \uc6b0\uc218\ud55c \uc74c\uc9c8\uc744 \uc81c\uacf5\ud558\uba70<\/em><em>, <\/em><em>\uc801\uc751\ud615<\/em> <em>\ube44\ud2b8\uc728<\/em> <em>\uc804\ud658<\/em><em>(Adaptive Bitrate (ABR) switching), <\/em><em>\uc0ac\uc6a9\uc790 \uc74c\ub7c9 \ubc0f \ub3d9\uc801\ubc94\uc704 \uc81c\uc5b4<\/em><em>(<\/em><em>loudness and dynamic range control) <\/em><em>\uad8c\ud55c<\/em> <em>\ubd80\uc5ec<\/em> <em>\ub4f1<\/em> <em>\uc720\uc6a9\ud55c \uae30\ub2a5\ub3c4 \uc9c0\uc6d0\ud55c\ub2e4<\/em><em>\u201d<\/em>\uace0 \ubc1d\ud614\uc2b5\ub2c8\ub2e4.<\/p>\n<p>DASH \ub610\ub294 HLS \uae30\ubc18 \uc801\uc751\ud615 \uc2a4\ud2b8\ub9ac\ubc0d \uc804\uc6a9\uc73c\ub85c \uac1c\ubc1c\ub41c xHE-AAC \ucf54\ub371\uc740 \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc\uac00 \uc591\ud638\ud560 \uacbd\uc6b0 \ub192\uc740 \uc74c\uc9c8\uc744 \uc81c\uacf5\ud558\uba70, \ub124\ud2b8\uc6cc\ud06c\uac00 \ud63c\uc7a1\ud574\uc9c0\uba74 \uadf8\uc5d0 \ub9de\uac8c \ube44\ud2b8\uc728\uacfc \uc74c\uc131 \ud488\uc9c8\uc744 \ub04a\uae40 \uc5c6\uc774 \uc804\ud658\ud569\ub2c8\ub2e4. \uc774\ucc98\ub7fc xHE-AAC\uc758 \ud6a8\uc728\uc131 \ub355\ubd84\uc5d0 \uc808\uac10\ub418\ub294 \uc624\ub514\uc624 \ub300\uc5ed\ud3ed\uc740 \uc601\uc0c1 \ud654\uc9c8\uc744 \uac1c\uc120\ud558\ub294\ub370 \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub9c8\ud06c \uac00\uc774\uc5b4(Marc Gayer) \ud504\ub77c\uc6b4\ud638\ud37c IIS \uc0ac\uc5c5\ubd80 \ucd1d\uad04 \uacb8 \uc624\ub514\uc624 \ubc0f \ubbf8\ub514\uc5b4 \uae30\uc220\ubd80 \ucc28\uc7a5\uc740 <em>\u201c<\/em><em>xHE-AAC<\/em><em>\ub294<\/em> <em>\uc74c\uc545<\/em><em>, <\/em><em>\uc601\ud654<\/em><em>, <\/em><em>\uc0ac\uc6a9\uc790<\/em> <em>\uc81c\uc791<\/em> <em>\ucee8\ud150\uce20<\/em><em>, <\/em><em>\uadf8<\/em> <em>\uc678<\/em> <em>\uc74c\uc131\uacfc<\/em> <em>\uc74c\uc6d0\uc774<\/em> <em>\uacb0\ud569\ub41c<\/em> <em>\uc624\ub514\uc624<\/em> <em>\ud504\ub85c\uadf8\ub798\ubc0d<\/em> <em>\ub4f1<\/em> <em>\uac01\uc885<\/em> <em>\ucee8\ud150\uce20\uc5d0<\/em> <em>\uc801\ud569\ud558\ub2e4<\/em><em>. <\/em><em>\ub2e4\uc591\ud55c<\/em> <em>\ucee8\ud150\uce20\ub97c<\/em> <em>\uc81c\uacf5\ud558\ub294<\/em> <em>\ud398\uc774\uc2a4\ubd81\uacfc\ub294<\/em> <em>\uc644\ubcbd\ud55c<\/em> <em>\uc870\ud569\uc778<\/em> <em>\uc148\uc774\ub2e4<\/em><em>\u201d<\/em>\uace0 \ub9d0\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<p>xHE-AAC \ucf54\ub371\uc758 \ud2b9\uc9d5 \uc911 \ud558\ub098\ub294 MPEG-D \uc74c\ub7c9 \ubc0f \ub3d9\uc801\ubc94\uc704 \uc81c\uc5b4\ub97c \uc704\ud55c \ud544\uc218 \uba54\ud0c0\ub370\uc774\ud130\uc785\ub2c8\ub2e4. \uc11c\ube44\uc2a4 \uc0ac\uc5c5\uc790\uac00 \uc624\ub514\uc624 \ube44\ud2b8\uc2a4\ud2b8\ub9bc\uc5d0 \ucf58\ud150\uce20\uc640 \uc885\ub2e8\uc810\ubcc4 \uba54\ud0c0\ub370\uc774\ud130\ub97c \ud3ec\ud568\uc2dc\ucf1c \uc804\uc1a1\ud558\uae30 \ub54c\ubb38\uc5d0 \uc7ac\uc0dd \ud658\uacbd\uc5d0 \uad00\uacc4\uc5c6\uc774 \uc77c\uc815\ud55c \uc74c\ub7c9\uacfc \ucd5c\uc801\uc758 \ub3d9\uc801\ubc94\uc704\ub97c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac70\uc2e4\uc5d0\uc11c \uc601\ud654 \uac10\uc0c1 \uc2dc\uc5d0\ub3c4 \uc81c\uc791\uc790\uc758 \uc758\ub3c4\uc5d0 \ucda9\uc2e4\ud558\uac8c \uc804\uccb4 \ub3d9\uc801\ubc94\uc704\uc758 \uc74c\ud5a5\uc744 \uc7ac\ud604 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc18c\uc74c \ud658\uacbd\uc5d0\uc11c \ubaa8\ubc14\uc77c \uae30\uae30\ub85c \uc601\ud654 \uc7ac\uc0dd \uc2dc\uc5d0\ub294 \uba85\ub8cc\ud55c \uccad\ucde8\ub97c \uc704\ud574 \uc74c\ub7c9 \uc870\uc808\uc774 \ud544\uc694\ud558\uc9c0\ub9cc, MPEG-D \uba54\ud0c0\ub370\uc774\ud130\ub294 \ub2e8\uc77c \uc2a4\ud2b8\ub9bc\uc5d0\uc11c \uc774 \uae30\ub2a5\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/p>\n<p><strong>xHE-AAC <\/strong><strong>\uc18c\uac1c<\/strong><\/p>\n<p>xHE-AAC\ub294 \uac00\uc7a5 \ucd5c\uadfc\uc5d0 \ucd9c\uc2dc\ub41c MPEG AAC \uc624\ub514\uc624 \ucf54\ub371\uc785\ub2c8\ub2e4. \ud504\ub77c\uc6b4\ud638\ud37c\ub294 xHE-AAC \ubc0f MPEG-D DRC \ud45c\uc900 \uac1c\ubc1c\uc5d0 \uc8fc\ub3c4\uc801\uc778 \uc5ed\ud560\uc744 \ud588\uc2b5\ub2c8\ub2e4. xHE-AAC \ucf54\ub371\uc740 \uc560\ud50c, \uc548\ub4dc\ub85c\uc774\ub4dc, \uc544\ub9c8\uc874 OS \ubc0f \uc81c\ud488\uc5d0 \uae30\ubcf8 \ud0d1\uc7ac\ub418\uc5b4 \uc788\uc73c\uba70, \ud504\ub77c\uc6b4\ud638\ud37c\ub294 \ucd5c\uadfc \ub9c8\uc774\ud06c\ub85c\uc18c\ud504\ud2b8\uc640 xHE-AAC \uc18c\ud504\ud2b8\uc6e8\uc5b4 \ub77c\uc774\uc120\uc2a4\ub97c \uccb4\uacb0\ud55c \ubc14 \uc788\uc2b5\ub2c8\ub2e4. \uc804\ubb38\uac00\uc6a9 xHE-AAC \uc778\ucf54\ub354 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub294 <a href=\"https:\/\/www.iis.fraunhofer.de\/en\/ff\/amm\/broadcast-streaming\/xheaac.html\">\ud504\ub77c\uc6b4\ud638\ud37c IIS\uc5d0\uc11c \uc9c1\uc811<\/a> \ub610\ub294 \uc2a4\ud2b8\ub9ac\ubc0d \uc7a5\ube44 \ud611\ub825\uc0ac\uc5d0\uc11c \uc81c\uacf5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud504\ub77c\uc6b4\ud638\ud37c\ub294 \uac1c\ubc1c\uc0ac \ubc0f \uc81c\uc870\uc0ac\uac00 \uc790\uc0ac \uc81c\ud488\uc5d0 \uc801\uc6a9\ub41c xHE-AAC<sup>\u00ae<\/sup> \uc624\ub514\uc624 \ucf54\ub371\uc758 MPEG \ud45c\uc900 \uc900\uc218 \uc5ec\ubd80\ub97c \ud655\uc778\ud558\ub294 \uc6f9 \uae30\ubc18 \uc778\uc99d \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc778\ucf54\ub354\uc640 \ub514\ucf54\ub354\ub97c \ubaa8\ub450 \ub300\uc0c1\uc73c\ub85c \ud558\ub294 \ud574\ub2f9 \uc11c\ube44\uc2a4\ub294 <a href=\"https:\/\/test.xhe-aac.com\/\">https:\/\/test.xhe-aac.com<\/a>\uc5d0\uc11c \uc81c\uacf5\ub418\uba70 \ud504\ub77c\uc6b4\ud638\ud37c IIS\uc5d0 \uc2e0\uccad \ud6c4 \ubb34\ub8cc\ub85c \uc0ac\uc6a9 \uac00\ub2a5\ud569\ub2c8\ub2e4. xHE-AAC \ubc0f MPEG-D DRC \ud2b9\ud5c8\ub294 AAC \ud2b9\ud5c8 \ub77c\uc774\uc120\uc2f1 \ud504\ub85c\uadf8\ub7a8\uc5d0 \ud3ec\ud568\ub418\uc5b4 \uc788\uc73c\uba70, \ucd94\uac00 \ube44\uc6a9 \uc5c6\uc774 VIA Licensing\uc5d0\uc11c \uc6b4\uc601 \uc911\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>xHE-AAC \uc624\ub514\uc624 \ucf54\ub371 \uac1c\ubc1c\uc744 \uc8fc\ub3c4\ud55c \ud504\ub77c\uc6b4\ud638\ud37c IIS\ub294 \ud398\uc774\uc2a4\ubd81\uacfc xHE-AAC \ubc0f DRC \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uad6c\ud604 \uad00\ub828 \ub77c\uc774\uc120\uc2a4 \uacc4\uc57d\uc744 \uccb4\uacb0\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"author":2,"featured_media":7049,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[120],"tags":[483,427,414,413],"class_list":["post-7097","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-products-technologies-ko","tag-audio-ko","tag-licensing-ko","tag-streaming-ko","tag-xhe-aac-ko"],"_links":{"self":[{"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/posts\/7097"}],"collection":[{"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/comments?post=7097"}],"version-history":[{"count":1,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/posts\/7097\/revisions"}],"predecessor-version":[{"id":7098,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/posts\/7097\/revisions\/7098"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/media\/7049"}],"wp:attachment":[{"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/media?parent=7097"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/categories?post=7097"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.audioblog.iis.fraunhofer.com\/ko\/wp-json\/wp\/v2\/tags?post=7097"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}