There are xtool plugins for JPG images
Code:
brunsli
Streams: 42 / 42
Time: 00:00:00 (CPU 00:00:01)
Size: 20.9 MB >> 16.0 MB
Done!!!
packjpg
Streams: 42 / 42
Time: 00:00:02 (CPU 00:00:06)
Size: 20.9 MB >> 15.3 MB
Done!!!
jojpeg
Streams: 42 / 42
Time: 00:00:16 (CPU 00:00:36)
Size: 20.9 MB >> 14.2 MB
Done!!!
Code:
precomp intense
Compressed 43 files, 21,960,949 => 17,766,251 bytes. Ratio 80.90%
Compression time: cpu 0.02 sec/real 2.01 sec = 1%. Speed 10.91 mB/s
All OK
16.94 MB