Issues

• Lossy encoder: silent bitstream corruption at a single quality value (kodim02, quality=85)

  image-rs/image-webp#191 · Filter by author stephane-segning opened on Sep 20, 2026
  1

• Ship a bugfix release

  image-rs/image-webp#183 · Filter by author Shnatsel opened on May 8, 2026
  4

• Panic with zero sized vp8 data inside ANMF following ALPH

  image-rs/image-webp#182 · Filter by author mstoeckl opened on May 3, 2026
  1

• Vectorize color transform

  performance
  image-rs/image-webp#163 · Filter by author fintelia opened on Oct 17, 2025
  4

• Do not perform expensive alpha blending when it's not needed

  performance
  image-rs/image-webp#150 · Filter by author Shnatsel opened on Jun 30, 2025

• loop filter is slow

  performance
  image-rs/image-webp#136 · Filter by author Shnatsel opened on Jun 4, 2025
  2

• Try using real _mm_mulhi_epu16 now that it's no longer unsafe

  performance
  image-rs/image-webp#130 · Filter by author Shnatsel opened on Jun 2, 2025
  14

• Parallelization opportunities

  performance
  image-rs/image-webp#120 · Filter by author Shnatsel opened on Oct 30, 2024
  2

• Decoding animated WebP is 4x slower than libwebp-sys + webp-animation

  performance
  image-rs/image-webp#119 · Filter by author Shnatsel opened on Oct 22, 2024
  16

• Overflow when decoding image file

  help wanted
  image-rs/image-webp#118 · Filter by author qarmin opened on Oct 22, 2024
  3

• Memory limits

  image-rs/image-webp#21 · Filter by author fintelia opened on Dec 19, 2023