The development of today’s technology makes people want to improve the effectiveness and efficiency with digital technology . For example , in the past the majority of people if you want to take pictures of an object are still using analog cameras , but is now able to use a digital camera and the results are processed , stored and transmitted electronically. Computers have a very big role in data processing because it has a high computational capabilities , so that the data is processed into information . One of these data can be images or digital images that can be processed to obtain better information and efficient because the data processing is done by the computer system . Since its first appearance in 1920 of digital images , especially the emergence of applications in computer technology in digital image processing 1960 processing an image in the computer easier . Digital images or digital image can be processed by computer to obtain better information and efficiently . Processi