Print instruction device, printing system, non-transitory computer readable medium, and print instruction method for increasing quality of a photographic image and read accuracy of a code image

摘要

A print instruction device includes an obtaining unit, a detection unit, and a processing unit. The obtaining unit obtains image data including a photographic image and a code image. The detection unit detects the code image from the image data obtained by the obtaining unit. The processing unit performs, for the image data obtained by the obtaining unit, a halftoning process on the photographic image and performs no halftoning process on the code image.