Perform JPEGmini processing locally on your hosts. The server software is supported for all major versions of Linux, and is optimized for high-performance, utilizing multiple cores in parallel to process millions of multi-megapixel photos per month on a single CPU.
Imgmin applies established best practices and statistical means toautomatically optimize JPEG filesize for each unique image without sacrificing quality, resulting in significant site-wide latency reduction and bandwidth savings which improves user experience and saves money.
1. oui, de la même manière que imgmin arrive à automatiser la recherche du meilleur taux de compression global...
2. oui également, c'est la technique utilisée par http://www.jpegmini.com, juge par toi-même.