[2.1.0] - 2024-05-17

API updates

  • One config parameter added within the padding size. Config param structure size remains unchanged
  • Presets 6 and 12 are now pointing to presets 7 and 13 respectively due to the lack of spacing between the presets
  • Further preset shuffling is being discussed in #2152

Encoder

  • Added variance boost support to improve visual quality for the tune vq mode
  • Improve the tradeoffs for the random access mode across presets:
  • Speedup of 12-40% presets M0, M3, M5 and M6 while maintaining similar quality levels
  • Improved the compression efficiency of presets M11-M13 by 1-2% (!2213)
  • Added ARM optimizations for functions with c_only equivalent

Cleanup Build and bug fixes and documentation

  • Use nasm as a default assembler and yasm as a fallback
  • Fix performance regression for systems with multiple processor groups
  • Enable building SvtAv1ApiTests and SvtAv1E2ETests for arm
  • Added variance boost documentation
  • Added a mailmap file to map duplicate git generated emails to the appropriate author