  A comparative study of various techniques which can be used for summarization
of Videos i.e. Video to Video conversion is presented along with respective
architecture, results, strengths and shortcomings. In all approaches, a lengthy
video is converted into a shorter video which aims to capture all important
events that are present in the original video. The definition of 'important
event' may vary according to the context, such as a sports video and a
documentary may have different events which are classified as important.
