NAME
exiftool - Read and write meta information in files
SYNOPSIS
Reading
exiftool [OPTIONS] [-TAG...] [--TAG...] FILE...
Writing
exiftool [OPTIONS] -TAG[+-<]=[VALUE]... FILE...
Copying
exiftool [OPTIONS] -tagsFromFile SRCFILE [-[DSTTAG<]SRCTAG...] FILE...
Other
exiftool [ -ver | -list[w|f|r|wf|g[NUM]|d|x] ]
比如扫描某一个upload目录下所有子文件夹下面所有支持的文件,不保存原始文件:
/usr/bin/exiftool -r -overwrite_original -all= /www/wwwroot/www.cwbio.com/public/uploads/