fheroes3/lodextract.py
2014-06-21 14:50:18 +02:00

52 lines
1.6 KiB
Python

#!/usr/bin/python
import zlib, os
import struct
import Image, ImageDraw
import StringIO
lod = open("H3bitmap.lod")
lod.seek(8)
files_count = struct.unpack("i", lod.read(4))[0]
files=[]
for file in range(32,33):
lod.seek(92+(file*32))
name = lod.read(16).split("\0")[0]
offset = struct.unpack("i", lod.read(4))[0] #offset
size_orig = struct.unpack("i", lod.read(4))[0] #size_original
type = struct.unpack("i", lod.read(4))[0] #type
size_comp = struct.unpack("i", lod.read(4))[0] #size_compressed
lod.seek(offset)
if size_comp:
pcx = zlib.decompress(lod.read(size_comp))
else:
pcx = lod.read(size_orig)
if type == 16:
size = struct.unpack("i", pcx[:4])[0]
width = struct.unpack("i", pcx[4:8])[0]
height = struct.unpack("I", pcx[8:12])[0]
print size, width, height
im = Image.fromstring("L", (width, height), pcx[12:12+size])
im.putpalette(pcx[12+size:12+size+768])
im.save(' '.join([str(file),name]), "PNG")
if type == 17:
size = struct.unpack("i", pcx[:4])[0]
width = struct.unpack("i", pcx[4:8])[0]
height = struct.unpack("I", pcx[8:12])[0]
print size, width, height
im = Image.fromstring("RGB", (width, height), pcx[12:12+size])
im.save(' '.join([str(file),name]), "PNG")
elif type in (1, 2, 64, 65, 66, 67, 68, 69, 70, 71, 73, 79, 80, 96):
print file, name
file = open(' '.join([str(file),name]), "w")
file.write(pcx)
file.close()
else:
print i, name, type
sys.exit("not supported %d"%type)
lod.close()