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extract-mcf.py
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extract-mcf.py
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#----------------------------------------------------------
#--- Quick 'n' dirty MCF file extractor
#
# File: extract-mcf.py
# Author: Jille, sVn
# Revision: 4
# Purpose: Discover Pro MIB2 mcf file exporter
# Comments: Usage: extract-mcf.py
# Credits: Partially based on code supplied by booto @
# https://goo.gl/GqSfpt
#----------------------------------------------------------
import struct
import sys
import os
import zlib
from PIL import Image
from progressbar import ProgressBar, Percentage, Bar
current_folder = os.path.dirname(os.path.realpath(__file__))
print
print" __ __ _____ ______ ________ _________ _____ _____ _______ ____ _____ "
print"| \/ |/ ____| ____| | ____\ \ / /__ __| __ \ /\ / ____|__ __/ __ \| __ \ "
print"| \ / | | | |__ | |__ \ V / | | | |__) | / \ | | | | | | | | |__) | "
print"| |\/| | | | __| | __| > < | | | _ / / /\ \| | | | | | | | _ / "
print"| | | | |____| | | |____ / . \ | | | | \ \ / ____ \ |____ | | | |__| | | \ \ "
print"|_| |_|\_____|_| |______/_/ \_\ |_| |_| \_\/_/ \_\_____| |_| \____/|_| \_\ "
print" "
resources_location = raw_input("Path of Resources folder(no entry = current folder): ")
if (resources_location == ""):
resources_location = current_folder
elif not os.path.exists(resources_location):
print "Folder does not exist."
sys.exit(1)
print "Resources root folder is: " + resources_location
print
def list_files(startpath):
for root, dirs, files in os.walk(startpath):
level = root.replace(startpath, '').count(os.sep)
indent = '_' * 4 * (level)
print('{}{}/'.format(indent, os.path.basename(root)))
subindent = ' ' * 4 * (level + 1)
#for f in files:
# print('{}{}'.format(subindent, f))
skin_selection = raw_input("Which skin folder (0-5)?: ")
parse_idmap = "n"
# todo: make this nicer
if (skin_selection == "0"):
mcf_path = resources_location + "\\skin0\\"
parse_idmap = raw_input ("Parse imageidmap.res and move files to folders? (y/n): ")
elif (skin_selection == "1"):
mcf_path = resources_location + "\\skin1\\"
elif (skin_selection == "2"):
mcf_path = resources_location + "\\skin2\\"
elif (skin_selection == "3"):
mcf_path = resources_location + "\\skin3\\"
elif (skin_selection == "4"):
mcf_path = resources_location + "\\skin4\\"
elif (skin_selection == "5"):
mcf_path = resources_location + "\\skin5\\"
else:
print "Wrong selection."
sys.exit(1)
if not os.path.exists(mcf_path):
print "Folder does not exist."
sys.exit(1)
print
print "Unpacking: " + mcf_path
out_dir = mcf_path + "extracted\\"
if not os.path.exists(out_dir):
os.mkdir(out_dir)
out_dir = out_dir + "unsorted\\"
if not os.path.exists(out_dir):
os.mkdir(out_dir)
if (parse_idmap == "y"):
idMap_path = mcf_path + "imageidmap.res"
idMapFile = open(idMap_path, "rb")
seek = idMapFile.seek
read = idMapFile.read
# read header
seek(12)
data = read(4)
#print 'Header: ' + data
if (data != "Skr0"):
print 'Error: not an imageidmap.res file'
#read the UID
seek(16)
data = read(4)
(UID,) = struct.unpack('<I', data)
print 'UID: ' + str(UID)
#read the number of IDs
seek(24)
data = read(4)
(num_mifIDs,) = struct.unpack('<I', data)
print 'Number of IDs: ' + str(num_mifIDs)
# start of TOC
seek(32)
#start loop
i = 0
id_array = []
while (i < num_mifIDs):
data = read(4)
(path_len,) = struct.unpack('<I', data)
#the lenght of the path is in number of characters, but since it's utf binary data, x2
path_len = (path_len*2)
#read the path, for as long as the lenght of this string
path = read(path_len).decode('utf-16')
id_array.append(path.replace("/", "\\"))
seek (4,1)
i = i + 1
data = read(4)
(num_mifIDs2,) = struct.unpack('<I', data)
#print 'Number of IDs: ' + str(num_mifIDs2)
if (num_mifIDs2 != num_mifIDs):
print 'Warning, the table is probably corrupt, expected:' + num_mifIDs
j = 0
sorted_dir = mcf_path + "extracted\\sorted\\"
batchfile = open(mcf_path+"extracted\\move_files.bat","w")
batchfile.write("@echo off \n")
batchfile2 = open(mcf_path+"extracted\\sorted_to_unsorted.bat","w")
batchfile2.write("@echo off \n")
print "Writing batchfile to " + mcf_path + "extracted\\"
while (j < num_mifIDs2):
data = read(4)
(mifID,) = struct.unpack_from('<I', data,0)
# print str(mifID) + id_array[j]
file_id = mifID -1
batchfile.write ("echo f | xcopy /f /y .\\skin0\\extracted\\unsorted\\img_" + str(file_id) + ".png" + " .\\skin0\\extracted\\sorted\\" + id_array[j] + " >nul \n")
batchfile2.write ("echo f | xcopy /f /y .\\sorted\\" + id_array[j] + " .\\unsorted\\img_" + str(file_id) + ".png \n" )
j = j+1
batchfile.close()
batchfile2.close()
mcf_file = mcf_path + "images.mcf"
data = open(mcf_file,'rb').read()
offset = 0
counterRGBA = 0
counterL = 0
counterLA = 0
(magic,) = struct.unpack_from('<4s', data, offset) # '<4s' = '<' little-endian, 's' is type char, '6s' Array of 6 chars; get first entry of the returned tuple
if magic != '\x89\x4d\x43\x46': # corresponds to MCF file starting
print 'Incorrect MCF file!'
sys.exit(1)
offset = 32
(size_of_TOC,) = struct.unpack_from('<I', data, offset)
#print 'Size of TOC: ' + str(size_of_TOC)
data_start = size_of_TOC + 52
#print ("Data start: %d"%(data_start))
offset = 48
(num_files,) = struct.unpack_from('<I', data, offset)
print ("Number of files: %d"%(num_files))
#TOC
offset = 52
for image_id in range (0, int(num_files)):
(file_type, file_id, file_offset, file_size) = struct.unpack_from('<4sIII', data, offset) # file_size = meta information (size of 40) + zsize
#print ("filetype %s file_id %d offset %d size %d"%(file_type, file_id, file_offset, file_size))
offset = offset + 16
offset = data_start
pbar = ProgressBar(widgets=[Percentage(), Bar()], maxval=num_files).start()
#print ("type; file_id; always_8; zsize; max_pixel_count; always_1; unknown_hash; width; height; image_mode; always__1")
for image_id in range(0, int(num_files)):
(unknown_hash1, type, file_id, always_8, zsize, max_pixel_count, always_1, unknown_hash2, width, height, image_mode, always__1) = struct.unpack_from('<I4sIIIIIIhhhh', data, offset)
#max_pixel_count = width * height and mulitplied by 1 on L-Mode and mulitplied by 4 on RGBA-Mode
#print ("%d;%s;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d"%(unknown_hash1, type, file_id, always_8, zsize, max_pixel_count, always_1, unknown_hash2, width, height, image_mode, always__1))
zlib_data_offset = offset+40
zlib_image = data[zlib_data_offset:zlib_data_offset+zsize]
zlib_decompress = zlib.decompress(zlib_image)
try:
if (image_mode == 4096):
im = Image.frombuffer('L', (width, height), zlib_decompress, 'raw', 'L', 0, 1)
counterL = counterL + 1
if (image_mode == 4356):
im = Image.frombuffer('RGBA', (width, height), zlib_decompress, 'raw', 'RGBA', 0, 1)
counterRGBA = counterRGBA + 1
im.save(os.path.join(out_dir, 'img_%d.png'%image_id))
except:
print ("error on %d;%s;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d"%(unknown_hash1, type, file_id, always_8, zsize, max_pixel_count, always_1, unknown_hash2, width, height, image_mode, always__1))
offset = offset+zsize+40
pbar.update(image_id)
pbar.finish()
counter = counterL+counterLA+counterRGBA
rest = int(num_files) - counter
print("\nExtracting %s done\n%d of %d images were extracted" %(mcf_path, counter, num_files))
print("%d RGBA images\n%d LA-mode images\n%d L-mode images"%(counterRGBA, counterLA, counterL))
print
print "All files are extracted to: " + out_dir
if rest > 0:
print("%d were not exported for some reason" %(rest))
#todo: put all parse_idmap together
if (parse_idmap == "y"):
run_batch = raw_input("Do you want to copy all files to the right folder structure? (y/n): ")
if (run_batch == "y"):
print "Running batchfile in the background, please wait."
os.system(mcf_path + "extracted\\move_files.bat")
print "Batchfile done."
print "All files are sorted in: " + sorted_dir
print
show_contents = raw_input("Do you want to see the contents of the sorted folder? (y/n): ")
if (show_contents == "y"):
list_files(sorted_dir)