Cool_Tools/bemaniutils
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Capture another unknown header flag that seems to change randomly.

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This commit is contained in:
Jennifer Taylor 2020-11-10 03:25:39 +00:00
parent f9d035aa34
commit b594349faf
1 changed files with 5 additions and 2 deletions
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7
bemani/utils/afputils.py
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@ -286,8 +286,11 @@ def extract(
raise Exception("Found unexpected non-zero value in texture header!")
if raw_data[32:44] != b'\0' * 12:
raise Exception("Found unexpected non-zero value in texture header!")
if struct.unpack(f"{endian}I", raw_data[44:48])[0] != 3:
raise Exception("Found unexpected value in texture header!")
# This is almost ALWAYS 3, but I've seen it be 1 as well, so I guess we have to
# round-trip it if we want to write files back out. I have no clue what it's for.
# I've seen it be 1 only on files used for fonts so far, but I am not sure there
# is any correlation there.
header_flags3 = struct.unpack(f"{endian}I", raw_data[44:48])[0]
if raw_data[48:64] != b'\0' * 16:
raise Exception("Found unexpected non-zero value in texture header!")
fmt = fmtflags & 0xFF