search

Lymphatus / caesium-image-compressor

Caesium is an image compression software that helps you store, send and share digital pictures, supporting JPG, PNG, WebP and TIFF formats. You can quickly reduce the file size (and resolution, if you want) by preserving the overall quality of the image.
https://saerasoft.com/caesium
GNU General Public License v3.0
3.47k stars 209 forks source link

Please keep AI generation metadata when compreessing #198

Open Himmelt opened 1 year ago

Himmelt commented 1 year ago

Is your feature request related to a problem? Please describe. I want to keep png's AI generation metadata.

Describe the solution you'd like Read and rewrite the head data of png, the AI generation metadata looks like this: image

Describe alternatives you've considered A clear and concise description of any alternative solutions or features you've considered.

Additional context Add any other context or screenshots about the feature request here.

Himmelt commented 1 year ago

https://en.wikipedia.org/wiki/PNG#Ancillary_chunks

This page shows the tEXt chunk of png files.

HSHallucinations commented 7 months ago

aw shit i just found this thread - for unrelated reasons - right after compressing my whole AI output folder, i though keep metadata would save these too