mirror of
https://github.com/eried/portapack-mayhem.git
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78 lines
2.4 KiB
Python
78 lines
2.4 KiB
Python
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#!/usr/bin/env python3
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## Note: This helper was just a POC for pp_png3hpp.py to test the regex.
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import argparse
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import numpy as np
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import re
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from PIL import Image
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def parse_bitmaphpp(bitmaphpp_file, icon_name):
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ico_pattern = re.compile(r"static constexpr uint8_t bitmap_(.*)_data\[\] = {\n((?:\s+(?:.*)\n)+)};\nstatic constexpr Bitmap bitmap_.*\{\n\s+\{(.*)\},", re.MULTILINE)
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ico_data = []
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# read file to buffer, to find multiline regex
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readfile = open(bitmaphpp_file,'r')
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buff = readfile.read()
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readfile.close()
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if icon_name == 'all':
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for match in ico_pattern.finditer(buff):
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ico_data.append([match.group(1), match.group(2), match.group(3)])
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else:
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for match in ico_pattern.finditer(buff):
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if match.group(1) in icon_name:
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ico_data.append([match.group(1), match.group(2), match.group(3)])
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return (ico_data)
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def convert_hpp(icon_name,bitmap_array,iconsize_str):
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iconsize = iconsize_str.split(", ")
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bitmap_size = (int(iconsize[0]),int(iconsize[1]))
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bitmap_data=[]
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image_data = np.zeros((bitmap_size[1], bitmap_size[0]), dtype=np.uint8)
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#print(bitmap_array)
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for value in bitmap_array.split(",\n"):
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if (value):
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#print(int(value, 0))
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bitmap_data.append(int(value, 0))
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print(f"Count {len(bitmap_data)} Size: {bitmap_size[0]}x{bitmap_size[1]} ({bitmap_size[0]*bitmap_size[1]})")
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for y in range(bitmap_size[1]):
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for x in range(bitmap_size[0]):
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byte_index = (y * bitmap_size[0] + x) // 8
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bit_index = x % 8
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# bit_index = 7 - (x % 8)
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pixel_value = (bitmap_data[byte_index] >> bit_index) & 1
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image_data[y, x] = pixel_value * 255
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image = Image.fromarray(image_data, 'L')
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imagea = image.copy()
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imagea.putalpha(image)
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imagea.save(icon_name+".png")
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument("hpp", help="Path for bitmap.hpp")
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parser.add_argument("--icon", help="Name of the icon from bitmap.hpp, Use 'All' for all icons in file", default = 'titlebar_image')
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args = parser.parse_args()
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if args.icon:
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icon_name = args.icon
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else:
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icon_name = 'titlebar_image'
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print("parse", icon_name)
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icons = parse_bitmaphpp(args.hpp, icon_name)
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for icon in icons:
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convert_hpp(icon[0],icon[1],icon[2])
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