mirror of
https://github.com/celisej567/mcpe.git
synced 2026-01-06 22:10:04 +03:00
db4543fa67
This allows for less breakage from ignorance or other reasons, because the following things will now work by default: - Touch controls - Clouds - update_game blocks - The iOS port can use default8.png directly
153 lines
4.8 KiB
Python
Executable File
153 lines
4.8 KiB
Python
Executable File
#!/usr/bin/python3
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# Minecraft PE Reverse Engineering Project
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# Copyright (C) 2023 iProgramInCpp
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# -----------------------------------------------
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# This tool grabs the sound data from the .so file from the mcpe01_canada.apk. Offsets are hardcoded to that version, nothing else will work.
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import sys
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import os
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import hashlib
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# use memory efficient range always
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merange = range
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try:
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merange = xrange # python 2
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except NameError:
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pass
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# defines
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pcm_addresses = [
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('PCM_cloth1', 0x00112B08),
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('PCM_cloth2', 0x00117134),
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('PCM_cloth3', 0x0011B760),
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('PCM_cloth4', 0x0011FD8C),
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('PCM_grass1', 0x001243B8),
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('PCM_grass2', 0x0012F00C),
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('PCM_grass3', 0x00139C60),
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('PCM_grass4', 0x001448B4),
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('PCM_gravel1', 0x0014F508),
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('PCM_gravel2', 0x0015A15C),
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('PCM_gravel3', 0x00164DB0),
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('PCM_gravel4', 0x0016FA04),
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('PCM_sand1', 0x0017A658),
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('PCM_sand2', 0x00181214),
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('PCM_sand3', 0x00187DD0),
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('PCM_sand4', 0x0018E98C),
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('PCM_stone1', 0x00195548),
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('PCM_stone2', 0x001A019C),
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('PCM_stone3', 0x001AADF0),
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('PCM_stone4', 0x001B5A44),
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('PCM_wood1', 0x001C0698),
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('PCM_wood2', 0x001CB2EC),
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('PCM_wood3', 0x001D5F40),
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('PCM_wood4', 0x001E0B94),
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('PCM_click', 0x001EB7E8),
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('PCM_explode', 0x001F78A8),
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('PCM_splash', 0x00209A38)
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]
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so_file_sha256 = '157af341d13a54cc935bbe24c5e1cf3d02d7e40ec20f9859b9853c2e996ebd81'
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header_1 = '// Minecraft Pocket Edition Reverse Engineering Project\n// Copyright (C) 2011 Mojang Specifications.\n'
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header_2 = '// Data extracted from libminecraftpe.so (Minecraft PE v0.1.3.apk).\n\n'
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def read_int_from_bytes(arr_bytes, offset):
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return arr_bytes[offset] | arr_bytes[offset + 1] << 8 | arr_bytes[offset + 2] << 16 | arr_bytes[offset + 3] << 24
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def read_short_from_bytes(arr_bytes, offset):
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return arr_bytes[offset] | arr_bytes[offset + 1] << 8
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def format_hex_short(short):
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return "{:04x}".format(short)
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def main():
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if len(sys.argv) < 2:
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print('Usage:', sys.argv[0], '[libminecraftpe.so] (output dir)')
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return
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output_dir = ''
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if len(sys.argv) > 2:
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output_dir = sys.argv[2]
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if len(output_dir) == 0:
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output_dir = './sound_data/'
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# append a slash to the file name, if it doesn't have one already
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if output_dir[len(output_dir) - 1] != '/':
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output_dir += '/'
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if not os.path.exists(output_dir):
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os.makedirs(output_dir)
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bytes = []
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# open the file
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try:
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with open(sys.argv[1],mode='rb') as sofile:
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# read all bytes
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bytes = sofile.read()
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except FileNotFoundError:
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print('ERROR: The file', sys.argv[1], 'was not found.')
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return
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# first off, hash the file to ensure it matches
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src_sha256 = hashlib.sha256(bytes).hexdigest()
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print('* Source file hash: ', src_sha256)
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if src_sha256 != so_file_sha256:
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print('ERROR: Source file does not match mcpe01_canada.apk\'s SO file. Please extract one from the aforementioned APK.')
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return
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print('* Extracting PCM data...')
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include_all_str = '#pragma once\n\n' + header_1
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include_all_str+= '\n// @NOTE: This is meant to be included in exactly 1 compile object/source file.\n\n' + header_2
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for item in pcm_addresses:
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include_all_str += '#include "' + item[0] + '.h"\n'
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ostr = header_1 + header_2
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channels = read_int_from_bytes(bytes, item[1] + 0)
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data_length = read_int_from_bytes(bytes, item[1] + 12)
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# @NOTE: All the PCM sound data is in `.data`. So there's no consts to be found.
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ostr += 'PCMSoundHeader '+item[0]+' =\n{\n'
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ostr += '\t' + str(channels) + ',\n'
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ostr += '\t' + str(read_int_from_bytes(bytes, item[1] + 4)) + ',\n'
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ostr += '\t' + str(read_int_from_bytes(bytes, item[1] + 8)) + ',\n'
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ostr += '\t' + str(data_length)
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ostr += '\n};\n\n'
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data_length *= channels
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ostr += 'uint16_t '+item[0]+'_data['+str(data_length)+'] =\n{'
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for i in merange(data_length):
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if i % 16 == 0:
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ostr += '\n\t'
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ostr += '0x'+format_hex_short(read_short_from_bytes(bytes, item[1] + 16 + i * 2)) + ','
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ostr += '\n};\n'
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filename = output_dir + item[0] + '.h'
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with open(filename, 'w') as of:
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of.write(ostr)
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include_all_str += '\n\n'
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for item in pcm_addresses:
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include_all_str += 'SoundDesc SA_' + item[0][4:] + '(' + item[0] + ', ' + item[0] + '_data);\n'
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with open(output_dir + 'sounds.h', 'w') as of:
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of.write(include_all_str)
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pass
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if __name__ == '__main__':
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main()
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