Patent ID: 8914817
Filing Date: 2014-12-16
Classification: G06F,H04N

Abstract:
1. A progressive video streaming apparatus based on a visual perception, the progressive video streaming apparatus comprising: a gaze detector to detect gaze information including at least one of a location of a focus and a viewing angle of a user; a video playback quality determiner to determine video playback quality layers, based on the detected gaze information; a progressive streaming receiver to request video data and receive the video data, using a visual perception priority based on the detected gaze information; and a visual perception-based player to play back the received video data, by controlling an interactive delay to be reduced below a selected criterion, while reducing a visually recognized quality change in the received video data below another selected criterion, wherein the progressive streaming receiver transmits, first, video data with a high priority based on a visual perception sensitivity of a user, and enables a playback order to be determined based on a visual perception sensitivity.