Ultima 9 sdinfo.flx file format
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  Revision 1.00 7th Jan 2002
  Revision 1.01 8th Jan 2006 By Martin Hultén Ashauer

Each entry in sdinfo.flx is connected to the same indexed entry in bitmapsh.flx (same for sdinfo16.flx and bitmap16.flx, and sdinfoc.flx and bitmapc.flx). Total size of each entry is 48 bytes.

Offset    Size     Description
 0         LWORD    Same as 'u4' in the bitmap entry (see bitmap.txt for more info)
 4         LWORD    Similar to 'u1' in the bitmap entry
 8         WORD     Number of mipmaps bitmap entry contains
 A         WORD     0 for 8 bit files, 1 for 16 bit,...
 C         4        What 16 bit color mode to use. If 00 01 01 01 it is 5 bits per color chanel last bit ignored, and if 00 01 00 01 it uses 5 bits for red and blue, and 6 bits for green.
 10        LWORD    ?? Usually is just 0
 14        LWORD    Width1
 18        LWORD    Height1
 1C        LWORD    0
 20        LWORD    0
 24        LWORD    Width2
 28        LWORD    Height2
 2C        LWORD    Number of frames



Written by John Larcombe aka TumbleWeed Dragon
tumble_weed@hotmail.com
http://www.iinet.net.au/~larcombe

Revised by Martin Hultén Ashauer aka Paeron
martin_AT_httpd_DOT_se
http://paeron.klippanlan.net