Linux - What is the optimal input image format? June 07, 2021 10:00 Updated YUV or gray scale formats with a HD resolution (1280x720) is preferred. For very small codes (< 7mil) the FullHD resolution can be considered (1920x1080). Was this article helpful? Related articles Linux - Why am I getting "libEGL warning: DRI2: failed to authenticate"? How can I precisely select one barcode among many? Do I really need to serve my site with https? Why is single image processing not performing as well as the mobile app? How can I configure what barcodes are recognized? Comments 0 comments Article is closed for comments.