Patent ID: 11889083
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 17:
18. The image display device of claim 14, wherein the object to be played comprises at least two frames of images, the image display device further comprises:
a replacing circuit configured to replace a pixel value of each pixel point in macroblock information of a preset position of each image in the at least two frames of images with a preset value according to a preset mapping relation before the image is obtained, wherein in the preset mapping relation, a same type of pixels correspond to a same preset value, and the object to be played is obtained; or
extract image feature information from a macroblock of a preset position of each image in the at least two frames of images, and establish a corresponding relation between the image feature information and a preset code.