Add: Adds a new image format

Edit: Edits the selected image format

Remove: Removes the selected image format

Auto-update: When checked, auto-update preview image based on selection

Name: Image format name

Format: Image file format

JPEG compression: Compression for the JPEG format

JPEG progressive: JPEG format progressive flag

GIF/PNG8 QUantization: Bitdepth-reducing algorithm - Xialon-Wu is faster, NewQuant is better looking but slow (default is NewQuant)

Force bit depth if possible: Force output bit depth