mirror of
https://github.com/leminlimez/Nugget.git
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63 lines
2.3 KiB
Python
63 lines
2.3 KiB
Python
'''
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Created by Snoolie K (0xilis) on 2025 March 18.
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Licensed under MIT. Please credit if using.
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'''
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import struct
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# make a .aar of one contexts.plist file
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def wrap_in_aar(input_file, input_mov, output_file):
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# Since I only need to care about a contents.plist (and in the future the mov file), I am hardcoding the header...
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header = bytearray.fromhex("4141303125005459503146504154500E00636F6E74656E74732E706C697374444154418E13")
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with open(input_file, 'rb') as f:
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file_data = f.read()
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file_size = len(file_data)
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if file_size <= 0xFFFF:
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# Our size can fit in a 2 byte AA_FIELD_TYPE_BLOB, yay
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header[-2:] = struct.pack('<H', file_size)
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else:
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'''
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Our contents.plist is over 64KB. This means it won't fit in a uint16_t.
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Instead, we update the A subtype for our DAT (2 byte AA_FIELD_TYPE_BLOB)
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To be a B subtype (4 byte AA_FIELD_TYPE_BLOB). This also means we will
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need to change the header size to 0x27 since we are adding 2 bytes by doing this.
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'''
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header[-3] = 0x42
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header[-2:] = struct.pack('<I', file_size)
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header[4] = 0x27
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# Hardcoded settlingEffect.mov header
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header2 = bytearray.fromhex("4141303129005459503146504154501200736574746C696E674566666563742E6D6F7644415441F4B8")
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if isinstance(input_mov, bytes):
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file_data2 = input_mov
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else:
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with open(input_mov, 'rb') as f:
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file_data2 = f.read()
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file_size2 = len(file_data2)
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if file_size2 <= 0xFFFF:
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# Our size can fit in a 2 byte AA_FIELD_TYPE_BLOB, yay
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header2[-2:] = struct.pack('<H', file_size2)
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else:
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'''
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Our settlingEffect.mov is over 64KB. This means it won't fit in a uint16_t.
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Instead, we update the A subtype for our DAT (2 byte AA_FIELD_TYPE_BLOB)
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To be a B subtype (4 byte AA_FIELD_TYPE_BLOB). This also means we will
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need to change the header size to 0x27 since we are adding 2 bytes by doing this.
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'''
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header2[-3] = 0x42
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header2[-2:] = struct.pack('<I', file_size2)
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header2[4] = 0x2B
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# Write the header and file data to the output file
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with open(output_file, 'wb') as f:
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f.write(header)
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f.write(file_data)
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f.write(header2)
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f.write(file_data2)
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