Describe the procedure of JPEG image compression techniques.
|Subject||Computer Graphics and Multimedia|
|NU Year||Set: 4.(d) Marks: 7 Year: 2011|
Image compression is the method of data compression on digital images.
The main objective in the image compression is:
Store data in an efficient form
Transmit data in an efficient form
Image compression can be lossy or lossless.
JPEG stands for Joint photographic experts group. It is the first interanational standard in image compression. It is widely used today. It could be lossy as well as lossless . But the technique we are going to discuss here today is lossy compression technique.