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Tupper Everything formulae in Python tested using .png created from GIMP. Expects no spaces in input data.
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| #!/usr/bin/python | |
| #@mrexcessive | |
| #this is based on java code from | |
| # https://bitbucket.org/BJRowlett2/tuppers-formula/src/52fcf0b0ee94853e293a6f33e71ccd0c45a6e752/source/Tuppers.java?at=master | |
| import sys,os | |
| from PIL import Image | |
| def GetNextFileName(fnamebase): | |
| i = 1 | |
| stop = False | |
| while not stop: | |
| fname = fnamebase % i | |
| if not os.path.isfile(fname): | |
| stop = True | |
| else: | |
| i += 1 | |
| return fname | |
| def ReadFilePrintNumber(fname): | |
| if not os.path.isfile(fname): | |
| print "ERROR - input file does not exist" | |
| return | |
| img = Image.open(fname) | |
| (width,height) = img.size | |
| if width <> 106: | |
| print "ERROR - width must be 106" | |
| return | |
| if height <> 17: | |
| print "ERROR - height must be 17" | |
| return | |
| pix = img.load() | |
| numPixels = width * height | |
| s = "" | |
| for i in xrange(0,numPixels): | |
| x = i / 17 | |
| y = 16 - i % 17 | |
| try: | |
| (r,g,b) = pix[x,y] | |
| except ValueError: # too many values maybe has alpha channel | |
| (r,g,b,a) = pix[x,y] | |
| if r+g+b == 0: | |
| s+="1" | |
| else: | |
| s+="0" | |
| num = int(s,2) | |
| num *= 17 | |
| print num | |
| def ReadNumberWriteFile(num): | |
| fname = GetNextFileName("tuppers%i.png") | |
| num = int(num) / 17 | |
| binstr = bin(num)[2:] # drop the leading '0b' | |
| while len(binstr) < 1802: | |
| binstr = "0" + binstr | |
| # String binary = decimal.toString(2); | |
| # binary = String.format("%1802s", binary); | |
| # binary = binary.replace(' ', '0'); | |
| img = Image.new("RGB", (106,17), "white") | |
| pix = img.load() | |
| for i in xrange(0,len(binstr)): | |
| if binstr[i] == "1": | |
| pix[i/17,16-(i%17)] = (0,0,0) | |
| img.save(fname) | |
| img.show() | |
| if __name__ == "__main__": | |
| if len(sys.argv) == 3: | |
| command = sys.argv[1].lower().strip() | |
| if command == "read": | |
| ReadFilePrintNumber(sys.argv[2]) | |
| elif command == "write": | |
| ReadNumberWriteFile(sys.argv[2]) | |
| else: | |
| print "Usage:" | |
| print " %s read <file>" % sys.argv[0] | |
| print " will print out the Tupper number for the image file" | |
| print "or" | |
| print " %s write num" % sys.argv[0] | |
| print " will create a file called TupperN.png" | |
| print " the next available N will be used, so 0,1,2,3 etc." |
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