JPG
From Teknologisk videncenter
Eksterne Links
Linux JPG tools
Progressive JPG
Shows image in low quality immediately and enhance quality as the download progresses.
root@mars:/var/www/data/svp#<input>jpegtran -progressive Image0013.JPG > i13p.JPG</input>
root@mars:/var/www/data/svp#<input>ls -l</input>
-rw-r--r-- 1 root root 671930 2014-02-24 11:46 i13p.JPG
-rw-r--r-- 1 root root 708954 2014-02-24 11:34 Image0013.JPG
Resize
root@mars:/var/www/data/svp#<input>convert i13p.JPG -resize 100x100 i13p-100.JPG</input>
root@mars:/var/www/data/svp#<input>ls -l</input>
-rw-r--r-- 1 root root 2410 2014-02-24 11:57 i13p-100.JPG
-rw-r--r-- 1 root root 671930 2014-02-24 11:46 i13p.JPG
-rw-r--r-- 1 root root 708954 2014-02-24 11:34 Image0013.JPG