131 lines
3.9 KiB
Python
131 lines
3.9 KiB
Python
from PIL import Image
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import math
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import argparse
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parser = argparse.ArgumentParser(
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prog = 'Image Edit Script',
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description = 'Manipulate or extract information from an image file',
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epilog = '')
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parser.add_argument('filename') # positional argument
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parser.add_argument('-o', '--output') # option that takes a value
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parser.add_argument('-f', '--format', choices=['firmware','nodered','nodered_int'], default='firmware', help='Output format') # option that takes a value
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parser.add_argument('-n', '--variablename', action='store_true') # use outputfilename as variable name (for firmats nodered and nodered_int
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parser.add_argument('-v', '--verbose', action='store_true') # on/off flag
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parser.add_argument('-i', '--invert', action='store_true')
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parser.add_argument('-y', '--ymirror', action='store_true')
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parser.add_argument('-x', '--xmirror', action='store_true')
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args = parser.parse_args()
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print(args.filename, args.output, args.format,args.verbose,args.invert,args.xmirror,args.ymirror)
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outputfilename="result.txt"
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if args.output is not None:
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outputfilename=args.output
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im = Image.open(args.filename) # Can be many different formats.
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pix = im.load()
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print(im.size) # Get the width and hight of the image for iterating over
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#print(pix[10,10]) # Get the RGBA Value of the a pixel of an image
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variablename="msg.payload"
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if (args.variablename):
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variablename=outputfilename.split('.')[0]
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print("Using variablename="+str(variablename))
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output_pre=""
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output_col_preL=""
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output_col_writeCol_flag=False
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output_col_preR=""
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output_col_write_binary_flag=False
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output_col_write_int_flag=False
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output_col_post=""
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output_post=""
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if args.format=='firmware':
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output_pre=""
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output_col_preL="backBuffer["
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output_col_writeCol_flag=True
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output_col_preR="]=0b"
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output_col_write_binary_flag=True
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output_col_post=";\n"
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elif args.format=='nodered': #Nodered Binary
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#output_pre="msg.payload=\"\\\n"
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output_pre=variablename+"=\"\\\n"
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output_col_preL=""
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output_col_writeCol_flag=False
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output_col_preR=""
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output_col_write_binary_flag=True
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output_col_post="\\\n"
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if (args.variablename):
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output_post="\";"
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else:
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output_post="\";\nreturn msg;"
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elif args.format=='nodered_int': #Nodered Int
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output_pre=variablename+"=\"\\\n"
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output_col_preL=""
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output_col_writeCol_flag=False
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output_col_preR=""
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output_col_write_int_flag=True
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output_col_post=","
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if (args.variablename):
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output_post="\";"
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else:
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output_post="\";\nreturn msg;"
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xrange = range(im.size[0])
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yrange = range(im.size[1])
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def calculateDistance(x1,y1,x2,y2):
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dist = math.sqrt((x2 - x1)**2 + (y2 - y1)**2)
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return dist
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with open(outputfilename, 'w') as f:
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f.write(output_pre)
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_xrange=xrange
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if args.xmirror:
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_xrange=reversed(xrange)
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for ix,x in enumerate(_xrange):
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if args.verbose:
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print("ix="+str(ix)+" x="+str(x))
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f.write(output_col_preL)
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if output_col_writeCol_flag:
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f.write(str(x))
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f.write(output_col_preR)
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columnValue=0
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_yrange=yrange
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if args.ymirror:
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_yrange=reversed(yrange)
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for iy,y in enumerate(_yrange):
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if args.verbose:
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print("iy="+str(iy)+" y="+str(y))
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c = pix[x,y] #get pixel
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if args.verbose:
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print("get pixel "+str(x)+","+str(y)+": color="+str(c))
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if args.invert:
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c=255-c
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if (c[0]>127):
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if output_col_write_binary_flag:
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f.write("1")
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columnValue+=pow(2,iy)
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else:
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if output_col_write_binary_flag:
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f.write("0")
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if output_col_write_int_flag:
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f.write(str(columnValue))
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f.write(output_col_post)
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f.write(output_post)
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