Issues

• 1-pass VBR with --lp > 1 is not run-to-run deterministic

  AOMediaCodec/SVT-AV1#3544 · Filter by author 1480c1 opened on Oct 27, 2026
  1

• SVT-AV1 MOVING (BACK) To Github

  Announcement
  AOMediaCodec/SVT-AV1#3536 · Filter by author 1480c1 opened on Oct 26, 2026

• Apple Silicon (M4/M5/M6) optimization and SME2 support

  discussion
  AOMediaCodec/SVT-AV1#3525 · Filter by author 1480c1 opened on Oct 26, 2026

• Memory leak in film grain noise modeling

  bug
  AOMediaCodec/SVT-AV1#3519 · Filter by author 1480c1 opened on Oct 26, 2026

• --hbd-mds 1 crashes with SIGSEGV (preset 2, 10-bit input)

  bug
  AOMediaCodec/SVT-AV1#3517 · Filter by author 1480c1 opened on Oct 26, 2026
  1

• Proposal: Add Google Highway portable-SIMD tier for non-x86/aarch64 platforms

  new featuresimd
  AOMediaCodec/SVT-AV1#3470 · Filter by author 1480c1 opened on Oct 26, 2026

• Non-deterministic output when --lookahead is set below the auto value (presets 6-10, --lp >= 3, aq-mode 2) - TSan-clean, not a data race

  bug
  AOMediaCodec/SVT-AV1#3466 · Filter by author 1480c1 opened on Oct 26, 2026
  2

• RTC: residual MT non-determinism at M12/M13 on high-motion content (LPD detectors read current-picture neighbour MD across EncDec segments)

  bugCannot reproduce
  AOMediaCodec/SVT-AV1#3398 · Filter by author 1480c1 opened on Oct 26, 2026
  1

• RTC CBR rate control is not ROI-segment-aware → ROI maps overshoot the target bitrate

  new feature
  AOMediaCodec/SVT-AV1#3372 · Filter by author 1480c1 opened on Oct 26, 2026

• rfc: removing the CONVERT_TO_{BYTE,SHORT}PTR macros and usage

  Cleanup
  AOMediaCodec/SVT-AV1#3345 · Filter by author 1480c1 opened on Oct 26, 2026
  3

• Crash in svt_aom_blend_a64_mask_avx2

  bugCannot reproduce
  AOMediaCodec/SVT-AV1#3319 · Filter by author 1480c1 opened on Oct 26, 2026
  5

• data race in mode decision

  Need more info
  AOMediaCodec/SVT-AV1#3317 · Filter by author 1480c1 opened on Oct 26, 2026
  1

• load of misaligned address and left shift of negative value in asan

  static/dynamic analysis
  AOMediaCodec/SVT-AV1#3316 · Filter by author 1480c1 opened on Oct 26, 2026
  2

• Audio sync problem

  external::ffmpeg
  AOMediaCodec/SVT-AV1#3310 · Filter by author 1480c1 opened on Oct 26, 2026
  9

• msvc: optimizations without /fp:strict causes issue with fft and floating points

  AOMediaCodec/SVT-AV1#3284 · Filter by author 1480c1 opened on Oct 26, 2026

• Feature Request: Port ITU-T H.Sup15 HDR chroma delta Q from libaom

  new feature
  AOMediaCodec/SVT-AV1#3278 · Filter by author 1480c1 opened on Oct 26, 2026
  1

• Follow-up from "Refactor and optimize Arm Neon subpixel variance kernels"

  Cleanup
  AOMediaCodec/SVT-AV1#3268 · Filter by author 1480c1 opened on Oct 26, 2026

• Flashes of very low quality frames when encoding Lain EP13 intro

  VQ
  AOMediaCodec/SVT-AV1#3227 · Filter by author 1480c1 opened on Oct 26, 2026
  6

• Using avif=1 for multiple images

  question
  AOMediaCodec/SVT-AV1#3216 · Filter by author 1480c1 opened on Oct 26, 2026
  9

• ME search adjusted only for height and not for width in integer_search_b64()

  AOMediaCodec/SVT-AV1#3206 · Filter by author 1480c1 opened on Oct 26, 2026

• Reduce memory consumption for all intra mode

  memory
  AOMediaCodec/SVT-AV1#3192 · Filter by author 1480c1 opened on Oct 26, 2026

• Limiting the number of cores/threads

  question
  AOMediaCodec/SVT-AV1#3176 · Filter by author 1480c1 opened on Oct 26, 2026
  3

• Reduce impact on all intra encoding speed when intraBC is on

  S+
  AOMediaCodec/SVT-AV1#3156 · Filter by author 1480c1 opened on Oct 26, 2026
  2

• Open Discussion on SVT-AV1-Essential Features Implementation

  discussion
  AOMediaCodec/SVT-AV1#3149 · Filter by author 1480c1 opened on Oct 26, 2026
  4

• a block of a keyframe seems wrong

  VQ
  AOMediaCodec/SVT-AV1#3141 · Filter by author 1480c1 opened on Oct 26, 2026
  1