Difference between revisions of "FF10/FileFormat VBF"

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Latest revision as of 05:10, 23 May 2019

Final Fantasy X stores all of its' game data in a single large archive, called a VBF (Virtuos Big File) archive. Virtuos is the developer contracted by Square Enix to handle the FFX/X-2 HD Remaster.

VBF header format

Offset Length Name Description
0x0000 4 bytes N/A VBF header bytes, always equal to 0x5352594b ("SRYK")
0x0004 4 bytes headerLength Length of the header block
0x0008 8 bytes numFiles Number of files contained in archive
0x0010 numFiles * 16 bytes nameHashes MD5 hashes of each file name within archive
The next 5 values are repeated for each file in the archive
0x0010 + (numFiles * 16) + (32 * fileIndex) 4 bytes blockListStarts Start offset of file in the block list
0x0014 + (numFiles * 16) + (32 * fileIndex) 4 bytes unknown Unknown value, can be left as 0 when reconstructing
0x0018 + (numFiles * 16) + (32 * fileIndex) 8 bytes originalSizes Original size of file
0x0020 + (numFiles * 16) + (32 * fileIndex) 8 bytes startOffsets Start offset of file data
0x0028 + (numFiles * 16) + (32 * fileIndex) 8 bytes fileNameOffsets Offset of file name in string table
...
0x0010 + (numFiles * 48) 4 bytes stringTableLength Length of the string table
0x0014 + (numFiles * 48) stringTableLength stringTable String table data