Article 2TJWC Opus 1.2 released

Opus 1.2 released

by
ris
from LWN.net on (#2TJWC)
Version 1.2 of the Opus audio codec has been released. "For music encoding Opus has already been shown to out-perform other audio codecs at both 64 kb/s and 96 kb/s. We originally thought that 64 kb/s was near the lowest bitrate at which Opus could be useful for streaming stereo music. However, with variable bitrate (VBR) improvements in Opus 1.1, suddenly 48 kb/s became a realistic target. Opus 1.2 continues on the path to lowering the bitrate limit. Music at 48 kb/s is now quite usable and while the artefacts are generally audible, they are rarely annoying. Even more, we've actually been pushing all the way to fullband stereo at just 32 kb/s!Most of the music encoding quality improvements in 1.2 don't come from big new features (like tonality analysis that got added to version 1.1), but from many small changes that all add up."
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