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/* Copyright (c) 1999, Not a Number / NeoGeo b.v.
* $Id$
*
* All rights reserved.
*
* Contact: info@blender.org
* Information: http://www.blender.org
*
* 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"
#include "externdef.h"
struct ImMetaData;
#define IB_MIPMAP_LEVELS 20
#define IB_FILENAME_SIZE 1023
typedef struct ImBuf {
struct ImBuf *next, *prev; /**< allow lists of ImBufs, for caches or flipbooks */
short x, y; /**< width and Height of our image buffer */
unsigned char depth; /**< Active amount of bits/bitplanes */
unsigned int *rect; /**< pixel values stored here */
unsigned int *crect; /**< color corrected pixel values stored here */
int flags; /**< Controls which components should exist. */
int mall; /**< what is malloced internal, and can be freed */
int *zbuf; /**< z buffer data, original zbuffer */
float *zbuf_float; /**< z buffer data, camera coordinates */
void *userdata; /**< temporary storage, only used by baking at the moment */
unsigned char *encodedbuffer; /**< Compressed image only used with png currently */
unsigned int encodedsize; /**< Size of data written to encodedbuffer */
unsigned int encodedbuffersize; /**< Size of encodedbuffer */
float *rect_float; /**< floating point Rect equivalent
Linear RGB color space - may need gamma correction to
sRGB when generating 8bit representations */
int channels; /**< amount of channels in rect_float (0 = 4 channel default) */
float dither; /**< random dither value, for conversion from float -> byte rect */
short profile; /** color space/profile preset that the byte rect buffer represents */
char profile_filename[256]; /** to be implemented properly, specific filename for custom profiles */
/* mipmapping */
struct ImBuf *mipmap[IB_MIPMAP_LEVELS]; /**< MipMap levels, a series of halved images */
int miplevels;
/* externally used flags */
int index; /* reference index for ImBuf lists */
int userflags; /* used to set imbuf to dirty and other stuff */
struct ImMetaData *metadata;
/* file information */
int ftype; /* file type we are going to save as */
char name[IB_FILENAME_SIZE]; /* filename associated with this image */
/* memory cache limiter */
struct MEM_CacheLimiterHandle_s *c_handle; /* handle for cache limiter */
int refcounter; /* reference counter for multiple users */
} ImBuf;
LIBIMPORT struct ImBuf *allocImBuf(short,short,uchar,uint,uchar);
LIBIMPORT struct ImBuf *dupImBuf(struct ImBuf *);
LIBIMPORT void freeImBuf(struct ImBuf*);
LIBIMPORT short saveiff(struct ImBuf *,char *,int);
LIBIMPORT struct ImBuf *loadifffile(int,int);
LIBIMPORT struct ImBuf *loadiffname(char *,int);
LIBIMPORT struct ImBuf *testiffname(char *,int);
LIBIMPORT struct ImBuf *onehalf(struct ImBuf *);
LIBIMPORT struct ImBuf *half_x(struct ImBuf *);
LIBIMPORT struct ImBuf *half_y(struct ImBuf *);
LIBIMPORT struct ImBuf *double_x(struct ImBuf *);
LIBIMPORT struct ImBuf *double_y(struct ImBuf *);
LIBIMPORT struct ImBuf *double_fast_x(struct ImBuf *);
LIBIMPORT struct ImBuf *double_fast_y(struct ImBuf *);
LIBIMPORT int ispic(char *);
LIBIMPORT struct ImBuf *scaleImBuf(struct ImBuf *, short, short);
LIBIMPORT struct ImBuf *scalefastImBuf(struct ImBuf *, short, short);
LIBIMPORT void de_interlace(struct ImBuf *ib);
LIBIMPORT void interlace(struct ImBuf *ib);
LIBIMPORT void IMB_rectcpy(struct ImBuf *dbuf, struct ImBuf *sbuf,
int destx, int desty, int srcx, int srcy, int width, int height);
LIBIMPORT void IMB_rectfill(struct ImBuf *drect, float col[4]);
LIBIMPORT void IMB_rectfill_area(struct ImBuf *ibuf, float *col, int x1, int y1, int x2, int y2);
LIBIMPORT void buf_rectfill_area(unsigned char *rect, float *rectf, int width, int height, float *col, int x1, int y1, int x2, int y2);
#endif /* IFF_H */
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