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At the time it was developed it could reduce the size of a MP3 by as much as 50% while maintaining the same relative quality. This works, fundamentally, by discarding the higher half of the frequency range and algorithmically replicating that information while decoding. The technology behind SBR was developed by the former Swedish company AB acquired by in 2007 in the late 1990s. It was кодек mp3 pro скачать in their MPEG-2 derived codec aacPlus, which would later be standardized as MPEG-4. Thomson Multimedia now licensed the technology and used it to extend the MP3 format, for which they held patents, hoping to also extend its profitable lifetime. This was released as mp3PRO in кодек mp3 pro скачать. It was originally claimed that mp3PRO files were compatible with existing MP3 decoders, and that the SBR data could simply be ignored. The reality was that MP3 players lacking specific mp3PRO decoding capability experienced a significant reduction in audio quality when playing mp3PRO files as only the lower half of the original frequency range is available. A exists, but is not maintained. Nero's Soundtrax application, bundled in theis capable of encoding and decoding this format кодек mp3 pro скачать several others and the open source is a popular media player capable of decoding the format. In the early 2000s, mp3PRO was usable in several portable music players and in popular music software, but its market share has deteriorated rapidly. The codec itself is largely surpassed in quality and efficiency, as well as device and application support, by modern codecs like AAC and its HE-AAC variants which employ the same SBR method. Retrieved 9 December 2015. Retrieved 9 December 2015. Retrieved 27 December 2014. Retrieved 9 December 2015. Retrieved 27 December 2014. Retrieved 27 December 2014. Retrieved кодек mp3 pro скачать December 2014. By using this site, you agree to the and. Wikipedia® is a registered trademark of thea non-profit organization.

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