Patent ID: 6256045
Filing Date: 2001-07-03
Classification: H04N

Abstract:
A method for processing a picture in an MPEG decoder, the MPEG decoder having a video decoding part, an image presenting part and an external memory, the method comprising the steps of:(1) reading and decoding a bit stream stored in the external memory using the video decoding part;(2) comparing a display size to a video source size using a result of decoding in the step (1);(3) subjecting a data decoded in the step (1) to a video format conversion based on a picture type to reduce a number of pixels and storing the converted reduced pixels in the external memory if it is determined in the step (2) that the display size is smaller than the video source size; and(4) reading the converted reduced pixel data stored in the external memory in the step (3) and the displaying the converted reduced pixel data on a display.