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texdump.py
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#!/usr/bin/env python3
import argparse, itertools, os, struct, sys
import fftools
from PIL import Image
parser = argparse.ArgumentParser()
parser.add_argument('texfile')
parser.add_argument('--dumpall', dest='dump_into', metavar='output_dir')
parser.add_argument('--dump', dest='dump_entry', metavar='name')
parser.add_argument('-v', dest='verbose', action='store_true')
args = parser.parse_args()
f = open(args.texfile, 'rb')
def save_image(name, w, h, data):
img = Image.new('RGBA', (w, h))
pixels = img.load()
for y in range(h):
for x in range(w):
pixels[x, y] = (data[((y * w) + x) * 4],
data[((y * w) + x) * 4 + 1],
data[((y * w) + x) * 4 + 2],
data[((y * w) + x) * 4 + 3])
img.save(name + '.png')
header = struct.unpack('IIII', f.read(16))
print('TEX header: offset1=%d offset2=%d version=%d,%d' % header)
while True:
offset = f.tell()
if offset == header[0]:
print('Content end at %d' % offset)
break
entry_header = struct.unpack('I4s4sI', f.read(16))
entry_header2 = struct.unpack('HHIIII', f.read(20))
entry_size = entry_header[0]
fmt1 = entry_header[1]
fmt2 = entry_header[2]
id_ = entry_header[3]
h = entry_header2[0]
w = entry_header2[1]
num_images = entry_header2[2]
flags = entry_header2[3]
if args.verbose:
print('@(%d)' % (offset), end='\t')
print('TEX entry: entry_size=%d fmt1=%s fmt2=%s id=%d' % entry_header)
print('\th=%d w=%d num_images=%d flags=%08X zero1=%d unk1=%08X' % entry_header2)
name = fftools.read_sz(f)
if args.verbose:
print('\tname=%s' % name)
for i in range(num_images):
image_size = struct.unpack('I', f.read(4))[0]
if args.verbose:
print('\t(%d)\timage_size=%d' % (i, image_size))
if i == 0:
if (args.dump_entry and name == args.dump_entry) or args.dump_into:
if fmt1 != b'ABGR':
print('skipping dump of "%s": unknown format %s' % (name, fmt1))
else:
image_data = f.read(image_size)
f.seek(-len(image_data), 1)
if args.dump_entry and name == args.dump_entry:
save_image(name, w, h, image_data)
if args.dump_into:
save_image(os.path.join(args.dump_into, name), w, h, image_data)
f.seek(image_size, 1)
if fmt1 == b'NLAP':
palette_entries = struct.unpack('I', f.read(4))[0]
if args.verbose:
print('\t%d palette entries' % palette_entries)
for j in range(palette_entries):
color = struct.unpack('I', f.read(4))[0]
#if args.verbose:
# print('\t[%d] #%08x' % (j, color))
for id_ in itertools.count():
offset = f.tell()
if offset == header[1]:
print('LUT end at %d' % offset)
break
offset = struct.unpack('I', f.read(4))[0]
if args.verbose and offset != 0:
print('ID=%d offset=%d' % (id_, offset))
f.seek(8192, 1)
f.read(40) # ???
while f.read(1):
f.seek(-1, 1)
offset = f.tell()
print('@%d' % offset)
entry_header = struct.unpack('IIII', f.read(16))
entry_size = entry_header[1]
print('offset1=%d entry_size=%d zero1=%d flags1=%08X' % entry_header)
unk_header2 = struct.unpack('HHIIIII', f.read(24))
has_name = unk_header2[5]
id_ = unk_header2[6]
print('unk1=%d unk2=%d unk3=%d unk4=%d has_name=%d ID=%d unk5=%08X' % unk_header2)
if has_name:
name = fftools.read_sz(f)
print('\tname=%s' % name)
f.seek(offset + 16 + entry_size)