A comprehensive survey of detection of tampered video and localization of tampered frame

In today’s world most of the people are becoming more and more dependent on visual media information particularly digital images and videos. However, the advancement in technology has lead to increase in number of editing tools that make the image and video tampering easier and faster. The content of the digital video can be manipulated or altered effectively with the help of such editing tools without leaving any noticeable signs. Numerous attempts have been made over the previous decade to recognize the altered videos and localization of the altered frames with high exactness dependent on some extraordinarily structured system. This paper gives a detailed review of existing methodologies for recognizing tampered videos, localization of the altered frames and reconstruction of the tampered video.