dany/libwebp
1
0
Fork 0
mirror of https://github.com/webmproject/libwebp.git synced 2024-12-26 05:38:22 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

webp-lossless-bitstream-spec: improve 'small' color table stmt

Browse Source 
this is defined earlier as 16 or fewer unique values

based on comments from:
https://datatracker.ietf.org/doc/draft-zern-webp/ballot/#draft-zern-webp_lars-eggert

Bug: webp:448
Change-Id: If9e18e5aaec3641e477c2bb68dacc0a4fd029cfb
This commit is contained in:
James Zern 2022-09-29 19:03:03 -07:00
parent dfd32e4592
commit 57101d3fc5
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
doc/webp-lossless-bitstream-spec.txt
View File

@ -566,7 +566,7 @@ pixels are bundled into a single pixel. The pixel bundling packs several
respectively. Pixel bundling allows for a more efficient joint
distribution entropy coding of neighboring pixels, and gives some
arithmetic coding-like benefits to the entropy code, but it can only be
used when there are a small number of unique values.
used when there are 16 or fewer unique values.
`color_table_size` specifies how many pixels are combined: