1 #!/usr/bin/env python 2 3 # Author: Brendan Le Foll <brendan.le.foll (at] intel.com> 4 # Copyright (c) 2014 Intel Corporation. 5 # 6 # Permission is hereby granted, free of charge, to any person obtaining 7 # a copy of this software and associated documentation files (the 8 # "Software"), to deal in the Software without restriction, including 9 # without limitation the rights to use, copy, modify, merge, publish, 10 # distribute, sublicense, and/or sell copies of the Software, and to 11 # permit persons to whom the Software is furnished to do so, subject to 12 # the following conditions: 13 # 14 # The above copyright notice and this permission notice shall be 15 # included in all copies or substantial portions of the Software. 16 # 17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 18 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 20 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 21 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 22 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 23 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE 24 25 from __future__ import print_function 26 27 from PIL import Image 28 import sys 29 30 # Pixels are arranged in one byte for 8 vertical pixels and not addressed individually 31 # We convert the image to greysacle and end up making it monochrome where we 32 # consider that every pixel that is '40' is black. 33 34 width = 128 35 height = 64 36 37 if len(sys.argv) != 2: 38 print('Please specify an image to use as the only argument') 39 exit(1) 40 41 im = Image.open(sys.argv[1]) 42 im = im.convert('L').resize((width, height)) 43 44 data = list(im.getdata()) 45 46 byteblock = [0 for i in range(width)] 47 widthblock = [list(byteblock) for i in range(int(height/8))] 48 numblock = 0 49 pixcount = 0 50 i = 0 51 52 # we split the list by width * 8, to create data chunks of 8rows 53 datachunks=[data[x:x+(width*8)] for x in range(0, len(data), (width*8))] 54 55 # grab every pixel of image (or datachunk) 56 while i < len(widthblock): 57 pixcount = 0 58 for y in datachunks[i]: 59 xcoor = pixcount % width 60 ycoor = int(pixcount/width) 61 blknum = xcoor % len(widthblock) 62 blkycoor = ycoor 63 64 # 40 is what we consider 'black' 65 if y > 40: 66 widthblock[i][xcoor] |= (1 << blkycoor) 67 68 pixcount += 1 69 i += 1 70 71 flatlist = [y for x in widthblock for y in x] 72 73 carray = 'static uint8_t image[] = {\n' + ', '.join(str(x) for x in flatlist) 74 print(carray + '\n};') 75