There has been a bug in speex that caused pretty nasty inverted clipping in mumble. It has recently been fixed and I think it should be cherry-picked to improve the voice quality for mumble users. Note that speex has recently been split into speex and speexdsp and the fix went into speexdsp. Some related URLs: https://git.xiph.org?p=speexdsp.git;=commit;=a2133f5904ddb616b6578920bd2199f5accb484d https://github.com/mumble-voip/mumble/pull/1651 Reproducible: Always
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=571bc4e9199a5d7c150e7d4759da9ef888c980c9 commit 571bc4e9199a5d7c150e7d4759da9ef888c980c9 Author: Andreas Sturmlechner <asturm@gentoo.org> AuthorDate: 2017-12-17 22:56:12 +0000 Commit: Andreas Sturmlechner <asturm@gentoo.org> CommitDate: 2017-12-17 22:56:39 +0000 media-libs/speexdsp: Fix rare overflow causing clipping in mumble Closes: https://bugs.gentoo.org/548770 Package-Manager: Portage-2.3.19, Repoman-2.3.6 .../speexdsp/files/speexdsp-1.2_rc3-overflow.patch | 66 ++++++++++++++++++++++ media-libs/speexdsp/speexdsp-1.2_rc3-r2.ebuild | 58 +++++++++++++++++++ 2 files changed, 124 insertions(+)
