Patent ID: 6937766
Filing Date: 2005-08-30
Classification: G06F,G06K,G11B

Abstract:
1. A method of generating an index of the text of a video image sequence, the method comprising the steps of: determining the image text objects in each of a plurality of frames of the video image sequence; comparing the image text objects in each of said plurality of frames of the video image sequence to obtain a record of frame sequences having matching image text objects; extracting the content for each of said similar image text objects in text string format; storing the text string for each image text object as a video text object in a retrievable medium; and categorizing the text string as at least one of a group including static text, scrolling text, overlayed text and in-scene text, wherein said step of categorizing comprises the steps of: tracking the text string motion, or lack of it, over time; tracking the image background motion or lack of it, over time; and comparing the text string motion and the background motion.