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Merge pull request #11 from eried/world_map.py

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Update world_map.py
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Erwin Ried 2020-05-02 13:42:08 +02:00 committed by GitHub
commit 6a22fbf7a3
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1 changed files with 9 additions and 7 deletions
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16
firmware/tools/world_map.py
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@ -25,6 +25,8 @@ from PIL import Image
outfile = open('../../sdcard/world_map.bin', 'wb') outfile = open('../../sdcard/world_map.bin', 'wb')
# Allow for bigger images
Image.MAX_IMAGE_PIXELS = 1933120000
im = Image.open("../../sdcard/world_map.jpg") im = Image.open("../../sdcard/world_map.jpg")
pix = im.load() pix = im.load()
@ -35,14 +37,14 @@ for y in range (0, im.size[1]):
line = '' line = ''
for x in range (0, im.size[0]): for x in range (0, im.size[0]):
# RRRRRGGGGGGBBBBB # RRRRRGGGGGGBBBBB
#pixel_lcd = (pix[x, y][0] >> 3) << 11 pixel_lcd = (pix[x, y][0] >> 3) << 11
#pixel_lcd |= (pix[x, y][1] >> 2) << 5 pixel_lcd |= (pix[x, y][1] >> 2) << 5
#pixel_lcd |= (pix[x, y][2] >> 3) pixel_lcd |= (pix[x, y][2] >> 3)
# RRRGGGBB to # RRRGGGBB to
# RRR00GGG000BB000 # RRR00GGG000BB000
pixel_lcd = (pix[x, y][0] >> 5) << 5 # pixel_lcd = (pix[x, y][0] >> 5) << 5
pixel_lcd |= (pix[x, y][1] >> 5) << 2 # pixel_lcd |= (pix[x, y][1] >> 5) << 2
pixel_lcd |= (pix[x, y][2] >> 6) # pixel_lcd |= (pix[x, y][2] >> 6)
line += struct.pack('B', pixel_lcd) line += struct.pack('H', pixel_lcd)
outfile.write(line) outfile.write(line)
print(str(y) + '/' + str(im.size[1]) + '\r', end="") print(str(y) + '/' + str(im.size[1]) + '\r', end="")