mirror of
https://github.com/trezor/trezor-firmware.git
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42 lines
1.1 KiB
Python
Executable File
42 lines
1.1 KiB
Python
Executable File
#!/usr/bin/env python3
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from PIL import Image
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class Img(object):
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def __init__(self, fn):
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im = Image.open(fn)
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self.w, self.h = im.size
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self.data = list(im.getdata())
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def pixel(self, r, c):
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p = self.data[r + c * self.w]
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if p == (255, 255, 255):
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return "0"
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if p == (0, 0, 0):
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return "1"
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if p == (255, 0, 255):
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return None
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raise Exception("Unknown color", p)
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def convert(imgfile, outfile):
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img = Img(imgfile)
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cur = ""
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with open(outfile, "w") as f:
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for i in range(128 - 32):
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x = (i % 16) * 10
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y = (i // 16) * 10
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cur = ""
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while img.pixel(x, y) is not None:
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val = "".join(img.pixel(x, y + j) for j in range(8))
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x += 1
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cur += "\\x%02x" % int(val, 2)
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cur = "\\x%02x" % (len(cur) // 4) + cur
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i += 32
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ch = "_" if (i == 127) else chr(i)
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f.write('\t/* 0x%02x %c */ (uint8_t *)"%s",\n' % (i, ch, cur))
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convert("fonts/fontfixed.png", "fontfixed.inc")
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convert("fonts/font.png", "font.inc")
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