BAM File Format

BAM v1

BAM Header v1

Offset	Size	Type	Description
0	4	CHAR	Signature 'BAM '
4	4	CHAR	Version 'V1 '
8	2	WORD	Frame Entries Count
10	1	BYTE	Cycle Entries Count
11	1	BYTE	Compressed Color Index for RLE
12	4	DWORD	Frame Entries Offset
16	4	DWORD	Palette Offset
20	4	DWORD	Frame Lookup Table Offset

BAM Frame Entry v1

Offset	Size	Type	Description
0	2	WORD	Frame Width
2	2	WORD	Frame Height
4	2	WORD	Frame X Coord
6	2	WORD	Frame Y Coord
8	4	DWORD	Frame Info*

Frame Info*: bits 30-0: Offset to frame data. bit 31: (0=Compressed (RLE), 1=Uncompressed)

BAM Cycle Entry v1

Offset	Size	Type	Description
0	2	WORD	Cycle Frame Count
2	2	WORD	Cycle Frame Start

BAM Frame Lookup Table Entry v1

Offset	Size	Type	Description
0	4	DWORD	Sequence Size
4	4	DWORD	Sequence Data

BAMC Header v1

Offset	Size	Type	Description
0	4	CHAR	Signature 'BAMC'
4	4	CHAR	Version 'V1 '
8	4	DWORD	Uncompressed BIFF size

BAM Header v2

Offset	Size	Type	Description
0	4	CHAR	Signature 'BAM '
4	4	CHAR	Version 'V2 '
8	4	DWORD	Frame Entries Count
12	4	DWORD	Cycle Entries Count
16	4	DWORD	Block Entries Count
20	4	DWORD	Frame Entries Offset
24	4	DWORD	Cycle Entries Offset
28	4	DWORD	Block Entries Offset

BAM Frame Entry v2

Offset	Size	Type	Description
0	2	WORD	Frame Width
2	2	WORD	Frame Height
4	2	WORD	Frame X Coord
6	2	WORD	Frame Y Coord
8	2	WORD	Data Block Index
10	2	WORD	Data Block Count

BAM Cycle Entry v2

Offset	Size	Type	Description
0	2	WORD	Cycle Frame Count
2	2	WORD	Cycle Frame Start

BAM Frame Lookup Table Entry v2

Offset	Size	Type	Description
0	4	DWORD	Sequence Size
4	4	DWORD	Sequence Data

BAM Data Block Entry v2

Offset	Size	Type	Description
0	4	DWORD	PVRZPage
4	4	DWORD	Source X Coord
8	4	DWORD	Source Y Coord
12	4	DWORD	Width
16	4	DWORD	Height
20	4	DWORD	Target X Coord
24	4	DWORD	Target Y Coord