mirror of
https://github.com/Next-Flip/Momentum-Firmware.git
synced 2026-04-25 03:29:58 -07:00
66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
import logging
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import argparse
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import subprocess
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import io
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import os
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import sys
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def padded_hex(i, l):
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given_int = i
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given_len = l
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hex_result = hex(given_int)[2:] # remove '0x' from beginning of str
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num_hex_chars = len(hex_result)
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extra_zeros = '0' * (given_len - num_hex_chars) # may not get used..
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return ('0x' + hex_result if num_hex_chars == given_len else
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'?' * given_len if num_hex_chars > given_len else
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'0x' + extra_zeros + hex_result if num_hex_chars < given_len else
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None)
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parser = argparse.ArgumentParser(description='Turn icon char arrays back into .xbm')
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parser.add_argument('infile', metavar='i',
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help='Input file')
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parser.add_argument('outfile', metavar='o',
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help='File to write to')
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parser.add_argument('Width', metavar='W', type=int, nargs="?", default="128",
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help='Width of the image. Find from meta.txt or directory name')
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parser.add_argument('Height', metavar='H', type=int, nargs="?", default="64",
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help='Height of the image. Find from meta.txt or directory name')
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parser.add_argument('Trim', metavar='T', type=int, nargs="?", default="8",
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help='Number of bytes off the start/header to trim. Multiples of 2 required.')
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args = vars(parser.parse_args())
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r = open(args["infile"],"r")
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w = open(args["outfile"],"w")
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imageWidth=args["Width"]
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imageHeight=args["Height"]
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trimStart=args["Trim"]
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output = subprocess.check_output(["cat", args["infile"]]) #yes this is terrible.
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f = io.StringIO(output.decode().strip())
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data = f.read().strip().replace(";","").replace("{","").replace("}","")
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data_str = data.replace(",", "").replace("0x", "")
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data_bin = bytearray.fromhex(data_str[trimStart:])
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data_decoded_str = subprocess.check_output(
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["heatshrink", "-d","-w8","-l4"], input=data_bin
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)
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b=list(data_decoded_str)
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c=', '.join(padded_hex(my_int,2) for my_int in b)
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width_out = "#define icon_width "+ str(imageWidth) + "\n"
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height_out = "#define icon_height "+ str(imageHeight) + "\n"
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bytes_out = "static unsigned char icon_bits[] = {"+ str(c) + "};"
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data=width_out+height_out+bytes_out
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w.write(data)
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r.close()
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w.close()
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