| 摘要 |
PROBLEM TO BE SOLVED: To provide a code noise removal device that displays a bar code and the like that is readable on a display in various display modes, an operation method of the code noise removal device, and a program to order the code noise removal device to operate.SOLUTION: A code noise removal device 0110 acquires an illuminance value of pixels from a bar code display area on a color display part 0101 where the bar code is displayed, determines whether each pixel should be dark colored or light colored according to the illuminance value and an illuminance value determination criterion, which is an illuminance value criterion for determining whether pixels should be dark colored or light colored according to the illuminance value, and change each pixel to be dark colored or light colored on the color display part.SELECTED DRAWING: Figure 1 |
