US 12,081,843 B2
System and method for identifying altered content
Bruce Yen, San Jose, CA (US)
Assigned to Rovi Guides, Inc., San Jose, CA (US)
Filed by Rovi Guides, Inc., San Jose, CA (US)
Filed on Apr. 19, 2023, as Appl. No. 18/136,435.
Application 18/136,435 is a continuation of application No. 17/411,589, filed on Aug. 25, 2021, granted, now 11,665,408.
Application 17/411,589 is a continuation of application No. 16/364,539, filed on Mar. 26, 2019, granted, now 11,134,318, issued on Sep. 28, 2021.
Prior Publication US 2023/0262298 A1, Aug. 17, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04N 21/83 (2011.01); G06T 1/00 (2006.01); G06V 20/40 (2022.01); H04N 21/8358 (2011.01)
CPC H04N 21/8358 (2013.01) [G06T 1/0028 (2013.01); G06V 20/48 (2022.01); G06V 20/49 (2022.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
identifying a first root frame in an unverified content item;
identifying a verified content item comprising a second root frame that matches the first root frame in the unverified content item;
comparing a plurality of frames following the first root frame in the unverified content item to corresponding frames in the verified content item;
identifying, based on the comparing, at least one altered frame in the unverified content item; and
in response to identifying the at least one altered frame, generating for display an indication that the unverified content item contains one or more altered frames.