Method and apparatus for displaying video data for testing a video board

摘要

A method and apparatus for displaying video data for testing a video board of a computer capable of enhancing the test reliability performs the test through an algorithm by normalizing forms of patterns displayed on a screen to test the video board. A resolution of the screen to be displayed thereon is firstly decided, and a screen mode suitable to the screen resolution is set. The total number of dots in horizontal and vertical directions with regard to colors to be displayed on the screen is calculated by using the total number of horizontal and vertical dots according to the decided screen resolution. After that, one color among the various colors is displayed in the horizontal direction and several colors are displayed in turn on the screen, the colors being equally divided by a predetermined number in the vertical direction according to a predetermined order.