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IFND LIBRARIES_IFF_I
LIBRARIES_IFF_I SET 1
**
** $Id: iff.i,v 21.1 92/05/15 03:22:20 chris Exp $
** $Revision: 21.1 $
**
** $Filename: iff.i $
** $Author: chris $
** $Release: 19.1 $
** $Date: 92/05/15 03:22:20 $
**
** Standard header file for programs using iff.library
**
** COPYRIGHT (C) 1987-1992 BY CHRISTIAN A. WEBER, BRUGGERWEG 2,
** CH-8037 ZUERICH, SWITZERLAND.
** THIS FILE MAY BE FREELY DISTRIBUTED. USE AT YOUR OWN RISK.
**
XREF _IFFBase
IFFNAME MACRO
dc.b 'iff.library',0
ENDM
IFFVERSION: EQU 21 ; Current library version
*****************************************************************************
** Error codes (returned by IFFL_IFFError())
IFFL_ERROR_BADTASK EQU -1 ; IFFL_IFFError() called by wrong task
IFFL_ERROR_OPEN EQU 16 ; Can't open file
IFFL_ERROR_READ EQU 17 ; Error reading file
IFFL_ERROR_NOMEM EQU 18 ; Not enough memory
IFFL_ERROR_NOTIFF EQU 19 ; File is not an IFF file
IFFL_ERROR_WRITE EQU 20 ; Error writing file
IFFL_ERROR_NOILBM EQU 24 ; IFF file is not of type ILBM
IFFL_ERROR_NOBMHD EQU 25 ; BMHD chunk not found
IFFL_ERROR_NOBODY EQU 26 ; BODY chunk not found
IFFL_ERROR_BADCOMPRESSION EQU 28 ; Unknown compression type
IFFL_ERROR_NOANHD EQU 29 ; ANHD chunk not found
IFFL_ERROR_NODLTA EQU 30 ; DLTA chunk not found
IFD IFFLIB_PRE21NAMES
IFF_BADTASK EQU -1
IFF_CANTOPENFILE EQU 16
IFF_READERROR EQU 17
IFF_NOMEM EQU 18
IFF_NOTIFF EQU 19
IFF_WRITEERROR EQU 20
IFF_NOILBM EQU 24
IFF_NOBMHD EQU 25
IFF_NOBODY EQU 26
IFF_TOOMANYPLANES EQU 27
IFF_UNKNOWNCOMPRESSION EQU 28
IFF_NOANHD EQU 29
IFF_NODLTA EQU 30
ENDC
*****************************************************************************
** Common IFF IDs
** Generic IFF IDs
IFND ID_FORM ; don't redefine if iffparse.i is included
ID_FORM EQU 'FORM'
ID_CAT EQU 'CAT '
ID_LIST EQU 'LIST'
ID_PROP EQU 'PROP'
ENDC
** Specific IFF IDs
ID_ANIM EQU 'ANIM'
ID_ANHD EQU 'ANHD'
ID_BMHD EQU 'BMHD'
ID_BODY EQU 'BODY'
ID_CAMG EQU 'CAMG'
ID_CLUT EQU 'CLUT'
ID_CMAP EQU 'CMAP'
ID_CRNG EQU 'CRNG'
ID_CTBL EQU 'CTBL'
ID_DLTA EQU 'DLTA'
ID_ILBM EQU 'ILBM'
ID_SHAM EQU 'SHAM'
ID_8SVX EQU '8SVX'
ID_ATAK EQU 'ATAK'
ID_NAME EQU 'NAME'
ID_RLSE EQU 'RLSE'
ID_VHDR EQU 'VHDR'
*************** LIBRARY OFFSETS ******************************************
IFD IFFLIB_PRE21NAMES
_LVOOpenIFF EQU -30 ; (filename) (A0)
_LVOCloseIFF EQU -36 ; (ifffile) (A1)
_LVOFindChunk EQU -42 ; (ifffile,chunkname) (A1,D0)
_LVOGetBMHD EQU -48 ; (ifffile) (A1)
_LVOGetColorTab EQU -54 ; (ifffile,colortable) (A1/A0)
_LVODecodePic EQU -60 ; (ifffile,bitmap) (A1/A0)
_LVOSaveBitMap EQU -66 ; (name,bmap,ctab,crmd) (A0-A2,D0)
_LVOSaveClip EQU -72 ; (name,bmap,ctab,crmd,x,y,w,h) (A0-A2,D0-D4)
_LVOIFFError EQU -78 ; () ()
_LVOGetViewModes EQU -84 ; (ifffile) (A1)
_LVONewOpenIFF EQU -90 ; (filename,memtype) (A0,D0)
_LVOModifyFrame EQU -96 ; (modifyform,bitmap) (A1/A0)
ENDC
*****************************************************************************
** Modes for IFFL_OpenIFF()
IFFL_MODE_READ EQU 0
IFFL_MODE_WRITE EQU 1
*****************************************************************************
** Modes for IFFL_CompressBlock() and IFFL_DecompressBlock()
IFFL_COMPR_NONE EQU $0000 ; generic
IFFL_COMPR_BYTERUN1 EQU $0001 ; ILBM
IFFL_COMPR_FIBDELTA EQU $0101 ; 8SVX
*****************************************************************************
** Structure definitions
bmh_Width EQU 0 ; BMHD: struct BitMapHeader
bmh_Height EQU $2
bmh_XPos EQU $4
bmh_YPos EQU $6
bmh_nPlanes EQU $8
bmh_Masking EQU $9
bmh_Compression EQU $A
bmh_Pad1 EQU $B
bmh_TranspCol EQU $C
bmh_XAspect EQU $E
bmh_YAspect EQU $F
bmh_PageWidth EQU $10
bmh_PageHeight EQU $12
bmh_SIZEOF EQU $14
anh_Operation EQU 0 ; ANHD: struct AnimHeader
anh_Mask EQU $1
anh_W EQU $2
anh_H EQU $4
anh_X EQU $6
anh_Y EQU $8
anh_AbsTime EQU $A
anh_RelTime EQU $E
anh_Interleave EQU $12
anh_pad0 EQU $13
anh_Bits EQU $14
anh_pad EQU $18
anh_SIZEOF EQU $28
ENDC
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