Created
December 10, 2016 08:49
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append postfix to files by checking it's content.
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| for f in `ls` | |
| do | |
| xxd -l 16 $f > xxd_result | |
| if grep -q Exif xxd_result; then | |
| echo $f.jpg | |
| mv $f $f.jpg | |
| else | |
| if grep -q ftypqt xxd_result; then | |
| echo $f.mov | |
| mv $f $f.mov | |
| else | |
| echo $f UNKNOWN | |
| fi | |
| fi | |
| done | |
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