I would to know exactly the difference between jpg and jpeg file extension. and also if you have any tutorial about jpeg compression? I need a detailed one with examples.
@Peshawa, I do think it is same! See: https://www.google.rs/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&ved=0CCwQFjAB&url=http%3A%2F%2Fcplus.about.com%2Fod%2Fglossar1%2Fg%2Fjpg.htm&ei=gq81UuOBAYOotAa5l4DQDA&usg=AFQjCNFDpfFHzkM7ndnUZrhc92sKP0rDoA&bvm=bv.52164340,d.Yms
This tutorial on JPEG algorythm might be helpful: https://www.google.rs/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&ved=0CCcQFjAA&url=http%3A%2F%2Fwww.cl.cam.ac.uk%2Fteaching%2F1011%2FR08%2Fjpeg%2Facs10-jpeg.pdf&ei=sLA1UoLjOsWptAbfvoCgBQ&usg=AFQjCNEwq5pXbPw7v_JQC7Ab2AUeZihX1g&bvm=bv.52164340,d.Yms
Also, You may find some interesting information following the link : http://en.wikipedia.org/wiki/JPEG