Batch Settings

You can change the following settings for batch optimization:

Leave GIF unchanged
All original GIF images will not be changed. They will just be copied into the destination directory.

Leave JPEG unchanged
All original JPEG images will not be changed. They will just be copied into the destination directory.

Delete original files
The original non optimized image will be deleted after optimization. Use it with care, because it may not your intention to delete your original files!

Overwrite existing files
When checked there will be no security check and message box displaying when overwriting an existing image. Use this option with care! Otherwise you might overwrite your original images with compressed images by accident!

Resize to ... percent
All original images (but NOT those who are marked as “Leave GIF/JPEG unchanged”) will be resized by the given percentage.

Limit width to
Limit height to
When checked the displayed image will be limited to the given width and height.

Maintain aspect ratio
When checked the aspect ratio will be the same when the image have to be resized.

Resample image
When checked the resized image will be of higher quality (resize with interpolation).