Patent ID: 7634004
Filing Date: 2009-12-15
Classification: G11B,H04N

Abstract:
1. A method of concurrently displaying a number of camera angle presentations of a full motion video, each camera angle presentation having a video portion and an associated audio portion, comprising: receiving, at a disk controller, a datastream corresponding to the video; playing back, in normal playback mode, a first camera angle presentation of said video on a display by using a portion of a processing resource at a central processing unit (CPU) and memory resources, including a random access memory (RAM) and a track buffer; monitoring, at the CPU, said processing resource and said memory resources needed for playing back in normal playback mode the first camera angle presentation; determining, at the CPU, whether there is a time when said processing resources and said memory resources are under utilized during normal playback mode of the first camera angle presentation; if there is said time, concurrently playing back, in normal playback mode, a second camera angle presentation of said video on said display with said first camera angle presentation, wherein the concurrent playback occurs intermittently as permitted by the remainder of said processing resource and said memory resources; and permitting a user to select a desired one of the camera angle presentations for displaying on said display.