mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-21 13:58:08 +00:00
65 lines
1.3 KiB
Python
Executable File
65 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python3
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import glob
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import os
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from PIL import Image
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hdrs = []
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data = []
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imgs = []
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def encode_pixels(img):
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r = ""
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img = ["1" if x >= 128 else "0" for x in img]
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for i in range(len(img) // 8):
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c = "".join(img[i * 8 : i * 8 + 8])
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r += "0x%02x, " % int(c, 2)
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return r
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cnt = 0
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for fn in sorted(glob.glob("*.png")):
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print("Processing:", fn)
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im = Image.open(fn)
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name = os.path.splitext(fn)[0]
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w, h = im.size
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if w % 8 != 0:
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raise Exception(f"Width must be divisible by 8! ({fn} is {w}x{h})")
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img = list(im.getdata())
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hdrs.append(f"extern const BITMAP bmp_{name};\n")
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imgs.append(f"const BITMAP bmp_{name} = {{{w}, {h}, bmp_{name}_data}};\n")
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data.append(f"const uint8_t bmp_{name}_data[] = {{ {encode_pixels(img)}}};\n")
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cnt += 1
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with open("../bitmaps.c", "wt") as f:
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f.write("// clang-format off\n")
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f.write('#include "bitmaps.h"\n\n')
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for i in range(cnt):
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f.write(data[i])
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f.write("\n")
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for i in range(cnt):
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f.write(imgs[i])
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f.close()
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with open("../bitmaps.h", "wt") as f:
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f.write(
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"""#ifndef __BITMAPS_H__
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#define __BITMAPS_H__
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#include <stdint.h>
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typedef struct {
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uint8_t width, height;
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const uint8_t *data;
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} BITMAP;
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"""
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)
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for i in range(cnt):
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f.write(hdrs[i])
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f.write("\n#endif\n")
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f.close()
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