Depends:

on exiftool or jhead

Examples:

IMG_2359.JPG to 20110421-211301.jpg MVI_1516.MOV to 20110421-211301.mov (takes exif info of thumnail MVI_1516.JPG)

Usage:

read the first line of code and see the options there

imgarch.py -r

imgarch.py -b does --beautify