Thank for " snibgo " and " fmw42 ", thank you very much ! I used fmw42' code: convert image -lat 25x25+10% result then, this result: http://i478.photobucket.com/albums/rr142/alone76816/result.png I want remove black background, because my image must black text and white background, or white text and ...
I have an image as below, name of image "res.png": http://i478.photobucket.com/albums/rr142/alone76816/res.png I use this command: "convert res.png -blur 0x0.5 -contrast-stretch 50x0%% -unsharp 0x2 z.png" result is: http://i478.photobucket.com/albums/rr142/alone76816/z.png I don't know to how i ...