Gaborish filter regression #3458
Labels
enhancement
New feature or request
regression
unrelated to 1.0
Things that need not be done before the 1.0 version milestone
Describe the bug
As noted by
eddie.sato
on this message https://discord.com/channels/794206087879852103/803645746661425173/1225342521014485103The generation loss of the jxl exibit an issue which might be induced by a regression on the gaborish filter (encoding part, as stated by
_wb_
)To Reproduce
Encode and decode the same image twice in a row
Expected behavior
The second encoding should insert a minimal distortion
Screenshots
genloss.webm
Environment
Additional context
cf. the dicussion following the post on discord:
_wb_
— Looks like jpegli zeroes AC quite quickly. And inv_gaborish(gaborish) should probably be made closer to the identity function._wb_
— [...] the encoder side gaborish has been changed since then, I suspect causing a regression in terms of generation loss.The text was updated successfully, but these errors were encountered: