Recommend Siren 1.90

Siren renames files using an expression.
A lot of information associated to a file can be used:
name, extension, dates, selection number ... etc ...
other information is extracted from it according to its type:
audio (mp3,mpc,ogg,wma,wav,au), video (avi,mpg,asf,wmv),
image (standard and raw), exif, iptc, karaoke, url, html,
office and pdf document.
Many different operations can be performed on character strings.
A complete directory tree can be processed.
Images can be viewed.
For example, to change a file name to uppercase with the
mp3 extension, the expression can be: %ub.mp3
Languages: English, French