JPG recompression is quite unstable, it sometimes detects wrong JPG streams that lead to crashes. Using the switch "-t-j" should solve that. So I'd suggest following usage (Precomp 0.4.2):
Originally Posted by miyamoto
Files above 2 GB should work fine since Precomp 0.3.8.
precomp -c- -t-j -intense -ofile.out file.in
For SREP, you should download the newest version 2.991. Just using "srep infile outfile" leads to good results.
Order should be: