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#!/usr/bin/env python3
"""
Embed font file into C header.
Usage: python embed_font.py <output.h> <font.ttf>
"""
import sys
import os
def embed_file(file_path, var_name):
"""Convert a file to a C byte array"""
with open(file_path, 'rb') as f:
data = f.read()
output = f"/* {os.path.basename(file_path)} */\n"
output += f"static const unsigned char {var_name}[] = {{\n"
# Write bytes in rows of 16
for i in range(0, len(data), 16):
chunk = data[i:i+16]
hex_values = ', '.join(f'0x{b:02x}' for b in chunk)
output += f" {hex_values},\n"
output += "};\n"
output += f"static const unsigned int {var_name}_size = {len(data)};\n\n"
return output
def main():
if len(sys.argv) != 3:
print("Usage: python embed_font.py <output.h> <font.ttf>")
sys.exit(1)
output_file = sys.argv[1]
font_file = sys.argv[2]
# Check if file exists
if not os.path.exists(font_file):
print(f"Error: {font_file} not found!")
sys.exit(1)
# Generate header content
header_content = "/* Auto-generated embedded font file */\n"
header_content += "#pragma once\n\n"
# Embed font file
header_content += embed_file(font_file, "embedded_font_data")
# Write to output file
with open(output_file, 'w') as f:
f.write(header_content)
print(f"Generated {output_file}")
print(f" - Embedded {font_file} ({os.path.getsize(font_file)} bytes)")
if __name__ == "__main__":
main()
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