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/* Copyright (c) 1999, Not a Number / NeoGeo b.v.
* $Id$
*
* All rights reserved.
*
* Contact: blender@blender.nl
* Information: http://www.blender.nl
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef IFF_H
#define IFF_H
#include <sys/types.h>
#include "util.h"
#define IB_rect (1 << 0)
#define IB_planes (1 << 1)
#define IB_cmap (1 << 2)
#define IB_test (1 << 7)
#define IB_fields (1 << 11)
#define IB_yuv (1 << 12)
#define IB_zbuf (1 << 13)
#define IB_rgba (1 << 14)
#define AMI (1 << 31)
#define Anim (1 << 29)
#define TGA (1 << 28)
#define JPG (1 << 27)
#define RAWTGA (TGA | 1)
#define JPG_STD (JPG | (0 << 8))
#define JPG_VID (JPG | (1 << 8))
#define JPG_JST (JPG | (2 << 8))
#define JPG_MAX (JPG | (3 << 8))
#define JPG_MSK (0xffffff00)
#define AM_ham (0x0800 | AMI)
#define AM_hbrite (0x0080 | AMI)
#define AM_lace (0x0004 | AMI)
#define AM_hires (0x8000 | AMI)
#define AM_hblace (AM_hbrite | AM_lace)
#define AM_hilace (AM_hires | AM_lace)
#define AM_hamlace (AM_ham | AM_lace)
#define RGB888 1
#define RGB555 2
#define DYUV 3
#define CLUT8 4
#define CLUT7 5
#define CLUT4 6
#define CLUT3 7
#define RL7 8
#define RL3 9
#define MPLTE 10
#define DYUV1 0
#define C233 1
#define YUVX 2
#define HAMX 3
#define TANX 4
#define AN_c233 (Anim | C233)
#define AN_yuvx (Anim | YUVX)
#define AN_hamx (Anim | HAMX)
#define AN_tanx (Anim | TANX)
#define IS_amiga(x) (x->ftype & AMI)
#define IS_ham(x) ((x->ftype & AM_ham) == AM_ham)
#define IS_hbrite(x) ((x->ftype & AM_hbrite) == AM_hbrite)
#define IS_lace(x) ((x->ftype & AM_lace) == AM_lace)
#define IS_hires(x) ((x->ftype & AM_hires) == AM_hires)
#define IS_hblace(x) ((x->ftype & AM_hblace) == AM_hblace)
#define IS_hilace(x) ((x->ftype & AM_hilace) == AM_hilace)
#define IS_hamlace(x) ((x->ftype & AM_hamlace) == AM_hamlace)
#define IS_anim(x) (x->ftype & Anim)
#define IS_hamx(x) (x->ftype == AN_hamx)
#define IS_tga(x) (x->ftype & TGA)
#define IS_tim(x) (x->ftype & TIM)
#define IMAGIC 0732
#define IS_iris(x) (x->ftype == IMAGIC)
#define IS_jpg(x) (x->ftype & JPG)
#define IS_stdjpg(x) ((x->ftype & JPG_MSK) == JPG_STD)
#define IS_vidjpg(x) ((x->ftype & JPG_MSK) == JPG_VID)
#define IS_jstjpg(x) ((x->ftype & JPG_MSK) == JPG_JST)
#define IS_maxjpg(x) ((x->ftype & JPG_MSK) == JPG_MAX)
#define AN_INIT an_stringdec = stringdec; an_stringenc = stringenc;
typedef struct ImBuf{
short x,y; /* breedte in pixels, hoogte in scanlines */
short skipx; /* breedte in ints om bij volgende scanline te komen */
uchar depth; /* actieve aantal bits/bitplanes */
uchar cbits; /* aantal active bits in cmap */
ushort mincol;
ushort maxcol;
int type; /* 0=abgr, 1=bitplanes */
int ftype;
uint *cmap; /* int array van kleuren */
uint *rect; /* databuffer */
uint **planes; /* bitplanes */
uchar *chardata; /* voor cdi-compressie */
int flags;
int mall; /* wat is er intern gemalloced en mag weer vrijgegeven worden */
short xorig, yorig;
char name[127];
char namenull;
int userflags;
int *zbuf;
void *userdata;
} ImBuf;
extern struct ImBuf *allocImBuf(short,short,uchar,uint,uchar);
extern struct ImBuf *dupImBuf(struct ImBuf *);
extern void freeImBuf(struct ImBuf*);
extern short converttocmap(struct ImBuf* ibuf);
extern short saveiff(struct ImBuf *,char *,int);
extern struct ImBuf *loadiffmem(int *,int);
extern struct ImBuf *loadifffile(int,int);
extern struct ImBuf *loadiffname(char *,int);
extern struct ImBuf *testiffname(char *,int);
extern struct ImBuf *onehalf(struct ImBuf *);
extern struct ImBuf *onethird(struct ImBuf *);
extern struct ImBuf *halflace(struct ImBuf *);
extern struct ImBuf *half_x(struct ImBuf *);
extern struct ImBuf *half_y(struct ImBuf *);
extern struct ImBuf *double_x(struct ImBuf *);
extern struct ImBuf *double_y(struct ImBuf *);
extern struct ImBuf *double_fast_x(struct ImBuf *);
extern struct ImBuf *double_fast_y(struct ImBuf *);
extern int ispic(char *);
extern void dit2(struct ImBuf *, short, short);
extern void dit0(struct ImBuf *, short, short);
extern struct ImBuf *scaleImBuf(struct ImBuf *, short, short);
extern struct ImBuf *scalefastImBuf(struct ImBuf *, short, short);
extern struct ImBuf *scalefieldImBuf(struct ImBuf *, short, short);
extern struct ImBuf *scalefastfieldImBuf(struct ImBuf *, short, short);
extern void de_interlace(struct ImBuf *ib);
extern void rectop(struct ImBuf *dbuf,
struct ImBuf *sbuf,
int destx,
int desty,
int srcx,
int srcy,
int width,
int height,
void (*operation)(unsigned int *, unsigned int*, int, int),
int value);
#endif /* IFF_H */
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