Method for video mode detection
First Claim
1. A method for video mode detection, comprising:
- dividing a video image of video input data into a ticker area and a remaining area;
determining a local video mode for the ticker area bysubdividing said ticker area into n sub-areas, where n is an integer value and greater or equal to two;
selecting at least one of said n sub-areas as a selected sub-area;
determining a sub-area video mode for said selected sub-area based on a derivative of sub-area data corresponding to the selected sub-area, said derivative of said sub-area data corresponding to a second measurement value indicating a degree of motion between previous and current video images within said sub-areas; and
determining said local video mode for said ticker area based on said sub-area video mode.
1 Assignment
0 Petitions
Accused Products
Abstract
A method for video mode detection, wherein video input data (VID) corresponding to a video picture (P) is received and a video mode is determined for said video picture (P). The determining of said video mode depends on a local video mode (LVM) and a global video mode (GVM) of said video picture (P). Said global video mode (GVM) is determined for said video picture (P) based on said video input data (VID) or a derivative (m1) thereof. For determining said local video mode (LVM), first said video picture (P) is subdivided into a ticker area (TA) and a remaining area (RA), thereby generating ticker area data (TAD). Then, said local video mode (LVM) is determined for said ticker area (TA) based on said ticker area data (TAD). When determining said local video mode (LVM), said ticker area (TA) is subdivided into n sub-areas, and at least one of said n sub-areas (1 . . . 6) is selected as selected sub-area (SSA). Further, a sub-area video mode (SVM) is determined for said selected sub-area and said local video mode (LVM) is determined for said ticker area (TA) based on said sub-area video mode (SVM).
-
Citations
28 Claims
-
1. A method for video mode detection, comprising:
-
dividing a video image of video input data into a ticker area and a remaining area; determining a local video mode for the ticker area by subdividing said ticker area into n sub-areas, where n is an integer value and greater or equal to two; selecting at least one of said n sub-areas as a selected sub-area; determining a sub-area video mode for said selected sub-area based on a derivative of sub-area data corresponding to the selected sub-area, said derivative of said sub-area data corresponding to a second measurement value indicating a degree of motion between previous and current video images within said sub-areas; and determining said local video mode for said ticker area based on said sub-area video mode. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
-
-
28. A method for video mode detection, comprising:
-
dividing a video image of video input data into a ticker area and a remaining area; determining a local video mode for the ticker area by subdividing said ticker area into n sub-areas, where n is an integer value and greater or equal to two; selecting at least one of said n sub-areas as a selected sub-area; determining a sub-area video mode for said selected sub-area based on sub-area data corresponding to the selected sub-area or a derivative of the sub-area data; and determining said local video mode for said ticker area based on said sub-area video mode; and analyzing said video image, thereby determining a video mode of said video image, wherein said video mode is determined depending on said local video mode and a global video mode of said video image, said global video mode for said video image is determined based on said video image or a derivative thereof, the global video mode being determined based on a video mode detection algorithm, said sub-area video mode for said selected sub-area is determined based on said video mode detection algorithm, and said video mode detection algorithm being based on pixel differences.
-
Specification