{"id":864,"date":"2019-08-23T15:58:30","date_gmt":"2019-08-23T07:58:30","guid":{"rendered":"http:\/\/www.aoyint.com\/2020\/03\/23\/c00ec3d32e70167c901510ab4f25bdde\/"},"modified":"2021-03-10T21:12:20","modified_gmt":"2021-03-10T13:12:20","slug":"c00ec3d32e70167c901510ab4f25bdde","status":"publish","type":"post","link":"https:\/\/www.aoyint.com\/english\/c00ec3d32e70167c901510ab4f25bdde.html","title":{"rendered":"Understand the mainstream digital audio format"},"content":{"rendered":"<div class=\"ccvoYb\">\n<div class=\"AxqVh\">\n<div class=\"OPPzxe\">\n<div class=\"dePhmb\">\n<div class=\"eyKpYb\" data-language=\"en\" data-original-language=\"zh-CN\" data-result-index=\"0\">\n<div><\/div>\n<div><\/div>\n<div class=\"J0lOec\"><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">Preface<\/span><\/span><\/div>\n<div class=\"J0lOec\"><span class=\"VIiyi\" lang=\"en\"> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"2\">Since computers and the Internet have entered the homes of the common people, various file formats have existed in every corner of every computer and network. In addition to video and document formats, hundreds of music formats have also been created, such as the well-known MP3, because files<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"3\">With light capacity, MP3 is more suitable for network transmission and sharing than lossless format.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"4\">What is the difference between the lossy format and the lossless format?<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"6\">Lossy compression, also known as destructive compression, discards audio data that is not sensitive to human hearing, sacrifices audio quality to reduce the amount of data, increases file compression ratio, and greatly reduces file capacity.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"8\">Lossless compression is also called non-destructive compression. After the audio file is compressed, it can be restored to the original audio data without loss.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"10\">Lossless and uncompressed refers to uncompressed original audio data. When playing audio files, there is no need to go through the process of compression and restoration.<\/span><\/span><\/div>\n<div class=\"UdTY9 Yb6eTe\" aria-hidden=\"true\" data-location=\"2\">\n<div class=\"kO6q6e\"><\/div>\n<\/div>\n<div class=\"BdDRKe\">\n<div class=\"aJIq1d DSmisd\" data-language-code=\"en\" data-language-name=\"\u82f1\u8bed\" data-text=\"Preface\n\nSince computers and the Internet have entered the homes of the common people, various file formats have existed in every corner of every computer and network. In addition to video and document formats, hundreds of music formats have also been created, such as the well-known MP3, because files With light capacity, MP3 is more suitable for network transmission and sharing than lossless format. What is the difference between the lossy format and the lossless format?\n\nLossy compression, also known as destructive compression, discards audio data that is not sensitive to human hearing, sacrifices audio quality to reduce the amount of data, increases file compression ratio, and greatly reduces file capacity.\n\nLossless compression is also called non-destructive compression. After the audio file is compressed, it can be restored to the original audio data without loss.\n\nLossless and uncompressed refers to uncompressed original audio data. When playing audio files, there is no need to go through the process of compression and restoration.\" data-crosslingual-hint=\"\" data-location=\"2\" data-enable-toggle-playback-speed=\"true\"><\/p>\n<div data-show-delay-ms=\"250\" data-append-to-body=\"true\" data-propagate-tooltip-mouseover-events=\"true\" data-anchor-corner=\"bottom-left\" data-popup-corner=\"top-left\">\n<div><button class=\"VfPpkd-Bz112c-LgbsSe fzRBVc tmJved SSgGrd Tw0Tv m0Qfkd\" aria-label=\"\u542c\u53d6\u8bd1\u6587\"><span class=\"material-icons-extended VfPpkd-Bz112c-kBDsod\" aria-hidden=\"true\">volume_up<\/span><\/button><\/div>\n<\/div>\n<\/div>\n<div data-show-delay-ms=\"250\" data-append-to-body=\"true\" data-propagate-tooltip-mouseover-events=\"true\" data-anchor-corner=\"bottom-left\" data-popup-corner=\"top-left\">\n<div><button class=\"VfPpkd-Bz112c-LgbsSe yHy1rc eT1oJ q7sDqe Ydl7dd IK3GNd\" aria-label=\"\u590d\u5236\u8bd1\u6587\"><i class=\"material-icons-extended VfPpkd-kBDsod\" aria-hidden=\"true\">content_copy<\/i><\/button><\/div>\n<\/div>\n<div data-show-delay-ms=\"250\" data-append-to-body=\"true\" data-propagate-tooltip-mouseover-events=\"true\" data-anchor-corner=\"bottom-left\" data-popup-corner=\"top-left\">\n<div><\/div>\n<\/div>\n<div id=\"ow261\" data-append-to-body=\"true\" data-propagate-tooltip-mouseover-events=\"false\" data-anchor-corner=\"bottom-end\" data-popup-corner=\"top-end\">\n<div>\n<div data-show-delay-ms=\"250\" data-append-to-body=\"true\" data-propagate-tooltip-mouseover-events=\"true\" data-anchor-corner=\"bottom-left\" data-popup-corner=\"top-left\">\n<div><button class=\"VfPpkd-Bz112c-LgbsSe yHy1rc eT1oJ q7sDqe Ydl7dd\" aria-label=\"\u5206\u4eab\u6b64\u8bd1\u6587\"><i class=\"material-icons-extended VfPpkd-kBDsod\" aria-hidden=\"true\">share<\/i><\/button><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"kGmWO\"><\/div>\n<p><img loading=\"lazy\" class=\"size-full wp-image-811 aligncenter\" src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/02\/915.jpg\" alt=\"\" width=\"400\" height=\"266\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">WAV (Waveform Audio Format)<\/span><\/strong><\/span><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><\/p>\n<p style=\"text-align: center\"><img src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/03\/frc-e927de71bc5ca0311c7ad2dc8e7d1181.png\" alt=\"\u4e00\u6b21\u641e\u61c2\u4e3b\u6d41\u7684\u6570\u7801\u97f3\u6e90\u683c\u5f0f\" \/><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">WAV (Waveform Audio Format) is a lossless and uncompressed encoding format with the extension .wav, and it is also the most widely used lossless and uncompressed encoding format.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"1\">Developed by Microsoft and IBM, it is widely supported by the mainstream Windows platform and its applications.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"3\">WAV supports a variety of compression algorithms, bit depths and sampling frequencies, but the file capacity is large, which is not conducive to network transmission, and the inability to edit ID3 tags is a major disadvantage.<\/span><\/span><\/p>\n<p><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">WMA (Windows Media Audio)<\/span><\/strong><\/span><\/p>\n<p style=\"text-align: center\"><img src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/03\/frc-e3b15ef19084b695127e7c165c684946.png\" alt=\"\u4e00\u6b21\u641e\u61c2\u4e3b\u6d41\u7684\u6570\u7801\u97f3\u6e90\u683c\u5f0f\" \/><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">WMA (Windows Media Audio) is a lossy compression encoding format with a .wma extension. It was developed by Microsoft to reduce data traffic to achieve a higher compression ratio (1:18), only half of the MP3 encoding format<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"1\">File capacity.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"3\">WMA is protected by digital rights management technology DRM (Digital Rights Management), which prevents users from copying files, and limits the playing time and frequency. Even the hardware must be authorized to effectively prevent piracy.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"5\">In addition, this format has imported lossless compression coding-Windows Media Audio 9 Lossless since the WMA9 version, and supports up to 5.1 channel audio specifications.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"7\">FLAC (Free Lossless Audio Codec)<\/span><\/span><\/p>\n<p style=\"text-align: center\"><img src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/03\/frc-d1fe5f576c3e319ba5065449a9f1ed36.png\" alt=\"\u4e00\u6b21\u641e\u61c2\u4e3b\u6d41\u7684\u6570\u7801\u97f3\u6e90\u683c\u5f0f\" \/><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">FLAC (Free Lossless Audio Codec) is a lossless compression coding format with an extension of .flac. As an open source audio compression code, it can be used without authorization. Its encoding and decoding are not protected by software patents.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"2\">Although the compression ratio of FLAC is not as high as that of APE, it has the advantages of cross-platform, low decompression resource consumption, and open source code, making it one of the most commonly used lossless compression formats.<\/span><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\"> <img loading=\"lazy\" class=\"size-full wp-image-812 aligncenter\" src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/02\/615-1.jpg\" alt=\"\" width=\"400\" height=\"266\" \/><\/span><\/p>\n<p><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">APE (Monkey s Audio)<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><\/p>\n<p style=\"text-align: center\"><img src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/03\/frc-c642625ea2d3f4c5b03091c6fbd8f3dd.png\" alt=\"\u4e00\u6b21\u641e\u61c2\u4e3b\u6d41\u7684\u6570\u7801\u97f3\u6e90\u683c\u5f0f\" \/><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">Monkey s Audio is a lossless and uncompressed encoding format with an extension of .ape.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"1\">Monkey s Audio also refers to software that compresses and decompresses APE files, with a compression rate of up to 55%.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"3\">APE is an open source encoding format, because the license agreement is not free software, but semi-free software. Compared with more free lossless compression encoding formats such as FLAC, it is less supported by other software.<\/span><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">ALAC (Apple Lossless Audio Codec)<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><img src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/03\/frc-16da96e071c40c3bc61285c055a39978.jpeg\" alt=\"\u4e00\u6b21\u641e\u61c2\u4e3b\u6d41\u7684\u6570\u7801\u97f3\u6e90\u683c\u5f0f\" \/><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">ALAC (Apple Lossless Audio Codec) is a lossless compression encoding format with the extension .m4a, developed by Apple, and the highest compression rate can reach 40% to 60%.<\/span><\/span><\/p>\n<p><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">AIFF (Audio Interchange File Format)<\/span><\/strong><\/span><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><\/p>\n<p style=\"text-align: center\"><img src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/03\/frc-74eb53313a50eddeb2d9aa4f2fa3b7c3.jpeg\" alt=\"\u4e00\u6b21\u641e\u61c2\u4e3b\u6d41\u7684\u6570\u7801\u97f3\u6e90\u683c\u5f0f\" \/><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">AIFF (Audio Interchange File Format) is a lossless and uncompressed encoding format with extensions of .aiff, .aif, and .aifc (compressed extension). It is an encoding format developed by Apple. The file capacity is slightly larger than that of ALAC (lossless compression).<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"1\">)Encoding format.<\/span><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">AAC (Advanced Audio Coding)<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><img src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/03\/frc-307a9979028ac1fe3fca2ba0956c2fa4.jpeg\" alt=\"\u4e00\u6b21\u641e\u61c2\u4e3b\u6d41\u7684\u6570\u7801\u97f3\u6e90\u683c\u5f0f\" \/><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">AAC (Advanced Audio Coding) is a lossy compression coding format with extensions of .aac, .mp4, .m4a, an audio coding technology based on MPEG-2, developed by Fraunhofer IIS, Dolby Laboratories, AT&amp;T, SONY, Nokia, etc.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"1\">The company cooperated with the development, the compression ratio is as high as 18:1.<\/span><\/span><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">TTA (True Audio)<\/span><\/span><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"2\">TTA (True Audio) is an open real-time lossless compression coding format with the extension .tta. It is a lossless compression technology based on adaptive predictive filtering. Compared with other formats, it has the same or better compression rate.<\/span><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">ATRAC (Adaptive Transform Acoustic Coding)<\/span><\/strong><\/span><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">ATRAC (Adaptive Transform Acoustic Coding) is a lossy compression coding format with extensions .aa3, .omg, .oma.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"2\">In 1992, the consumer electronics manufacturer SONY developed the ATRAC encoding technology. In addition to the first version of ATRAC1, it later developed lossy compression encoding technologies such as ATRAC2, ATRAC3, and ATRAC3plus. Only SonicStage, x-APPRI, and Music Center for PC were developed.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"3\">This format is only supported, and until today, ATRAC has faded out of the stage.<\/span><\/span><\/p>\n<p><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">\u00a0<\/span><\/strong><\/span><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">AAL (ATRAC Advanced Lossless)<\/span><\/strong><\/span><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">AAL (ATRAC Advanced Lossless) is the only encoding format that includes lossless compression among the many branches of ATRAC. It has two parts: lossless compression and lossy compression; the former is the reversible lossless compression encoding of the original audio, and the latter uses ATRAC3.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"1\">, ATRAC3plus and other lossy compression coding.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"3\">Generally, the compression rate of AAL is about 30 to 80%. Because it contains lossy compression, the encoding format used for lossy compression will also affect the compression rate of AAL.<\/span><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><span style=\"font-size: 18px;color: #7b0c00\"><strong><span style=\"color: #7b0c00;font-size: 18px;font-family: \u5fae\u8f6f\u96c5\u9ed1\">MP3 (Moving Picture Experts Group Audio Layer III)<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1;font-size: 16px\">\u00a0<\/span><\/p>\n<p style=\"text-align: center\"><img src=\"http:\/\/www.aoyint.com\/wp-content\/uploads\/2020\/03\/frc-ac80d60c08124cdc7f3bf08ff646f9d2.png\" alt=\"\u4e00\u6b21\u641e\u61c2\u4e3b\u6d41\u7684\u6570\u7801\u97f3\u6e90\u683c\u5f0f\" \/><\/p>\n<p><span class=\"VIiyi\" lang=\"en\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">MP3 (Moving Picture Experts Group Audio Layer III) is a lossy compression encoding format with the extension .mp3, which is also the most used lossy compression format.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"2\">Because MP3 uses human auditory psychology to eliminate extremely high frequency and extremely low frequency audio, greatly reducing the amount of data, the highest bit rate is 320Kbps, and the compression ratio is as high as 1:10 or even 1:12.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"3\">Because the file capacity is extremely small, it is conducive to network transmission.<\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Preface Since computers and the Internet have entered the homes of the common people, various file formats have existed in every corner of every computer and network. In addition to video and document formats, hundreds of music formats have also been created, such as the well-known MP3, because files With light capacity, MP3 is more [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[17],"tags":[],"_links":{"self":[{"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/posts\/864"}],"collection":[{"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/comments?post=864"}],"version-history":[{"count":2,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/posts\/864\/revisions"}],"predecessor-version":[{"id":2625,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/posts\/864\/revisions\/2625"}],"wp:attachment":[{"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/media?parent=864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/categories?post=864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/tags?post=864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}