Patent ID: 6546184
Filing Date: 2003-04-08
Classification: H04N

Abstract:
A still picture player for expanding a video playing function of a video player to provide a still picture playing function for the video player, said still picture player being for use with inputted still pictures, said still picture player comprising:a condition storage portion for storing a condition for specifying a still picture to be played; a decode processing portion for decoding the inputted still pictures; a display data storage portion including two areas for storing two pieces of display data which constitute a still picture decoded by said decode processing portion; a toggle processing portion for: assigning one of said two areas as a first area for writing the display data and the other of said two areas as a second area for reading display data which has been already written in said second area, determining whether the display data written in said first area matches the condition stored in said condition storage portion, continuously reading from said second area when the display data written in said first area does not match the condition stored in said condition storage portion, and when the display data written in the first area matches the condition stored in said condition storage portion, changing assignment of said two areas such that said one of said two areas is assigned as said second area and said other of said two areas is assigned as said first area; and a display portion for displaying the display data read by said toggle processing portion.