timestamp_photo takes a number of images (or other files) and renames them based on their EXIF timestamps. If a file does not contain EXIF data, then its modified time is used.
Command Line Usage
timestamp_photo [-s STN] [-d DIRECTORY] [-v] file1 [file2 ... fileN]
Set the file prefix to STN. If none is given then it is inferred from the current directory like a station code.
Move all files to the given directory (even if they are not renamed).
Print verbose output as files are renamed.
file1 ... fileN
The list of files to rename.
timestamp_photo -s AMY picture.jpg