Patent ID: 11941744
Assignee: PIXELWORKS SEMICONDUCTOR TECHNOLOGY (SHANGHAI) CO. LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 18:
19. The method of claim 17, wherein converting each pixel block to a respective MV0 block and a respective MV1 block based on the distribution of pixel types comprises:
if the distribution is bimodal such that at least one background pixel and at least one foreground pixel are present, calculating an average MV0 and an average MV1 over only foreground pixels in that pixel block, otherwise calculating the average MV0 and the average MV1 over only mid-range pixels in that pixel block; and
setting the average MV0 as an MV0 value for that MV0 block and the average MV1 as an MV1 value for that MV1 block.