Patent ID: 9300983
Filing Date: 2016-03-29
CPC Classification: G06K,H04N

Claim Text:
1. A moving picture data comparing method, comprising: extracting a picture type per picture frame and a picture size per picture frame from first moving picture data given by encoding a moving picture including a plurality of picture frames; calculating a first characteristic quantity per picture frame of the first moving picture data and a first variation point indicating a variation point of the first characteristic quantity on the basis of the extracted picture type per picture frame of the first moving picture data and the extracted picture size per picture frame of the first moving picture data; extracting a picture type per picture frame and a picture size per picture frame from second moving picture data given by encoding a moving picture having a plurality of picture frames; calculating a second characteristic quantity per picture frame of the second moving picture data and a second variation point indicating a variation point of the second characteristic quantity on the basis of the extracted picture type per picture frame of the second moving picture data and the extracted picture size per picture frame of the second moving picture data; and comparing the first characteristic quantity and the first variation point with the second characteristic quantity and the second variation point, and thus determining whether or not the moving picture of the first moving picture data is similar to the moving picture of the second moving picture data.