gamut-webp-v0.2.0
·
208 commits
to master
since this release
Added
- [breaking] migrate AVIF and WebP to typed EncodeImage/DecodeImage, drop weakly-typed methods
- (cli) lossy + alpha WebP in
gamut convert; finalize docs - (webp) lossless-compressed alpha (ALPH C=1)
- (webp) lossy alpha — raw ALPH chunk, filters, RGBA API
- (webp) VP8X extended container header
- (webp) per-segment filter levels, libwebp interop, robustness corpus
- (webp) per-macroblock skip coding (mb_skip_coeff)
- (webp) 1/2/4/8 DCT token partitions
- (webp) quantizer segmentation
- (webp) normal in-loop deblocking filter
- (webp) simple in-loop deblocking filter
- (webp) B_PRED per-4x4 luma intra prediction
- (webp) whole-block V/H/TM intra prediction with mode selection
- (webp) minimal DC-only VP8 lossy pipeline, bit-exact vs libwebp
- (webp) implement VP8 key-frame header read/write
- (webp) implement VP8 coefficient token coding
- (webp) implement VP8 dequantization tables and factors
- (webp) implement VP8 4×4 DCT and WHT transforms
- (webp) implement VP8 boolean entropy coder and tree coding
- (webp) emit multi-group entropy image (meta prefix codes)
- (webp) emit LZ77 backward references and color cache
- (webp) emit color-indexing (palette) transform
- (webp) emit subtract-green, predictor, and color transforms
- (webp) implement VP8L encoder (literals + single prefix-code group)
- (webp) implement full VP8L lossless decoder
- (webp) implement VP8L LZ77 distance mapping and color cache
- (webp) implement VP8L inverse transforms (subtract-green, predictor, color, color-indexing)
- (webp) implement canonical prefix codes (decode + length-limited encode)
- (webp) implement VP8L header read/write
- (webp) implement LSB-first VP8L bit reader and writer
- (webp) scaffold codec module tree and wire encoder/decoder API
Fixed
- (color) encode WebP lossy as limited-range BT.601 to match libwebp
Other
- (webp) use shared dsp/color scalar primitives
- (webp) add VP8L lossless decoder robustness corpus
- (webp) pin VP8 decoder against libwebp's forced feature surface
- (webp) add realistic + large-image corpus for VP8 lossy oracle
- (webp) add realistic + large-image corpus for VP8L lossless oracle
- (webp) mark VP8L lossless (M0/M1) implemented across STATUS, docs, and READMEs
- (webp) expand libwebp oracle matrix and add decoder robustness corpus
- (webp) document scope decisions for non-core features
- (webp) add libwebp differential oracle harness
- (webp) add two-part implementation STATUS.md and refresh READMEs
- clarify image-first crate boundaries
- Merge pull request #20 from justin13888/docs/crate-readmes
- add structurally consistent README to every crate