Patent ID: 8477155

Claim:
A display method, comprising: judging whether a preset policy is met when a video layer needs to scale a video image; if the preset policy is met, using an offline mode; otherwise, using an online mode; and processing a video image frame of the video image according to the online mode or the offline mode, and outputting the processed video image, wherein the online mode is a mode in which the video image frame is scaled in real time and the offline mode is a mode in which the video image frame is scaled asynchronously; wherein processing the video image frame according to the online mode and outputting the processed video image comprises: reading the video image frame from a source video frame buffer in real time, rotating the video image frame, scaling the video image frame, buffering the video image frame, and converting a format of the video image frame by lines; overlaying the converted data with other image layers for displaying, and outputting the processed video image.