DragonHD
68 lines
2.1 KiB
Python
68 lines
2.1 KiB
Python
import struct, os, collections
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res = r"F:\steam\steamapps\common\The I of the Dragon\Data\Textures.res"
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data = open(res, "rb").read()
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count = struct.unpack_from("<I", data, 0)[0]
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p = 4
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entries = []
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for i in range(count):
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ln = struct.unpack_from("<I", data, p)[0]; p += 4
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nm = data[p:p+ln].decode("latin1"); p += ln
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o, s = struct.unpack_from("<II", data, p); p += 8
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entries.append((nm, o, s))
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print("total entries:", len(entries))
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ext = collections.Counter(os.path.splitext(n)[1].lower() for n, _, _ in entries)
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print("extensions:", dict(ext))
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dim_hist = collections.Counter()
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fmt_hist = collections.Counter()
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alpha_hist = collections.Counter()
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sizes = []
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problems = []
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total_pixels = 0
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def tga_info(b):
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idlen = b[0]; cmap = b[1]; typ = b[2]
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w = struct.unpack_from("<H", b, 12)[0]
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h = struct.unpack_from("<H", b, 14)[0]
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bpp = b[16]
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return typ, w, h, bpp
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def dds_info(b):
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h = struct.unpack_from("<I", b, 12)[0]
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w = struct.unpack_from("<I", b, 16)[0]
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four = b[84:88]
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return w, h, four
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for nm, o, s in entries:
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e = os.path.splitext(nm)[1].lower()
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b = data[o:o+s]
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try:
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if e == ".tga":
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typ, w, h, bpp = tga_info(b)
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fmt_hist[f"TGA{typ}/{bpp}bpp"] += 1
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dim_hist[f"{w}x{h}"] += 1
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total_pixels += w*h
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if bpp == 32:
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alpha_hist["TGA32(has alpha channel)"] += 1
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elif e == ".dds":
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w, h, four = dds_info(b)
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fmt_hist["DDS:"+four.decode("latin1").strip()] += 1
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dim_hist[f"{w}x{h}"] += 1
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total_pixels += w*h
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else:
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fmt_hist["other:"+e] += 1
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except Exception as ex:
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problems.append((nm, s, str(ex)))
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print("\nformats:")
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for k, v in fmt_hist.most_common():
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print(" %-24s %d" % (k, v))
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print("\ntop dimensions:")
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for k, v in dim_hist.most_common(20):
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print(" %-12s %d" % (k, v))
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print("\nalpha:", dict(alpha_hist))
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print("\ntotal pixels: %.1f Mpix (%.0f MB as RGBA8)" % (total_pixels/1e6, total_pixels*4/1e6))
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print("problems:", problems[:5], "...total", len(problems))
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