WEIGHTED PSNR QUALITY METRIC FOR VIDEO CODED DATA

摘要

An apparatus for determining visual activity information for a predetermined picture block of a video sequence comprising a plurality of video frames, the plurality of video frames comprising a current video frame and one or more timely-preceding video frames, wherein the one or more timely-preceding video frames precede the current video frame in time, is provided. The apparatus is configured to receive (110) the predetermined picture block of each of the one or more timely-preceding video frames and the predetermined picture block of the current video frame. Moreover, the apparatus is configured to determine (120) the visual activity information depending on the predetermined picture block of the current video frame and depending on the predetermined picture block of each of the one or more timely-preceding video frames and depending on a temporal high-pass filter.