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Showing results for tags 'barcode'.
In the attached image I have four Code 128 and two Code 39. I have problem detecting them without down sampling the image first. Since I want to grade the bar codes I don't want to down sample since the code quality is reduced then. I noticed this from that sometimes some of the bar codes are found without down sampling an then the grade is higher for those. Down sampling a factor 2 sometimes work, down sampling a factor 4 always works. I have tried croping the image around the bar code but this doesn't help. I'm using IMAQ Read Barcode 2, and have tried to change the p