Issues

• celt_sin() computes sin(pi^2/4 * x) instead of sin(x), so BBWENet's activation no longer matches the trained model

  xiph/opus#507 · Filter by author purr opened on Sep 26, 2026

• Alternative build system Policy

  xiph/opus#506 · Filter by author nat3Github opened on Sep 25, 2026

• Loud clicks/transients in SILK mode for music input when inbandfec and loss >= 21%

  xiph/opus#505 · Filter by author knutinh opened on Sep 24, 2026
  1

• Windows CMake CI is broken

  xiph/opus#497 · Filter by author xnorpx opened on Sep 6, 2026

• Signed integer overflow in frame_size_select's own validation lets a huge frame_size through to a stack allocation

  xiph/opus#491 · Filter by author Amelia-Wang-Hanyu opened on Aug 3, 2026

• compute_activation_c never implemented

  xiph/opus#489 · Filter by author akallabeth opened on Jul 14, 2026
  3

• ERROR: opus not found using pkg-config

  xiph/opus#486 · Filter by author MelvinMod opened on Jul 13, 2026

• won't build opus_encoder

  xiph/opus#479 · Filter by author SparePartsBin opened on Jun 11, 2026

• HYBRID + DTX: CELT is encoded then discarded on silent frames in 1.6.1 (regression vs 1.5.2)

  xiph/opus#477 · Filter by author shuanzhu opened on Jun 10, 2026

• opus_cpu_feature_check doesn't check XState

  xiph/opus#475 · Filter by author MichalPetryka opened on Jun 9, 2026

• Question about the README of PitchDNN model

  xiph/opus#472 · Filter by author YYX666660 opened on Apr 28, 2026

• OPUS 1.6.1 comsume more CPU than 1.5.2

  xiph/opus#469 · Filter by author mingxuzh93 opened on Apr 15, 2026
  1

• Question about the size and training of the FARGAN model

  xiph/opus#463 · Filter by author YYX666660 opened on Mar 18, 2026

• How safe is to use the 120-126 extension ID range?

  xiph/opus#460 · Filter by author lmiguelgato opened on Feb 12, 2026
  5

• Is 1.6.1 official release?

  xiph/opus#456 · Filter by author toge opened on Jan 27, 2026

• Fargan INT16 quantization and FP16 quantization

  xiph/opus#452 · Filter by author lizhaohu2017 opened on Jan 16, 2026

• 2 compiler warnings when compiling opus-1.6.1 using gcc-16

  xiph/opus#451 · Filter by author heitbaum opened on Jan 15, 2026

• Denial of Service in Opus via Integer Overflow in quant_coarse_energy

  xiph/opus#447 · Filter by author xt-cve opened on Dec 26, 2025
  3

• FEC packet loss

  xiph/opus#446 · Filter by author DigitalOneThe opened on Dec 25, 2025
  1

• arm_dnn_map.c.obj : error LNK2001: unresolved external symbol compute_activation_c

  xiph/opus#443 · Filter by author jonaski opened on Dec 16, 2025

• DTX noise with 60ms framesize

  xiph/opus#442 · Filter by author jim-signal opened on Dec 15, 2025
  7

• dnn/torch/plc training arguments

  xiph/opus#438 · Filter by author barby1138 opened on Oct 16, 2025

• MSVC ARM64 builds fail due to neon

  xiph/opus#437 · Filter by author lwahonen opened on Oct 9, 2025
  1

• 3 Hz high-pass filter is causing severe generational loss

  xiph/opus#434 · Filter by author Mr-Z-2697 opened on Sep 14, 2025
  18

• RuntimeError: Index -1 is out of bounds for dimension 1 with size 256 during inference with FarGAN

  xiph/opus#427 · Filter by author Xiaowei-coder opened on Sep 8, 2025
  1