/*
	File       : TIFF.H
	Description: Include File for TIFF -> RLC Converter
	Author     : Peter H. Michalicka
	Environment: HP-UX 8.05
*/

typedef unsigned char  BYTE;
typedef unsigned short WORD;
typedef long           LONG;
typedef unsigned long  DWORD;

#define BLKSIZE 32768

#define TRUE 1
#define FALSE 0

typedef struct {
	FILE *fpi;
	int ipos;
	int ilen;
	BYTE ibuf[BLKSIZE];
	char *fnam;
} WorkFile;

	/* INTEL RLC */

#define RLC_START 1
#define MAX_RUN 16382
#define MAX_IMAGE 32766 /* 32766 = 32767 - RLC_START */

	/* TIFF */

#define	INTELTIFF		0x4949
#define	MOTOROLATIFF	0x4d4d
#define	VERSION42		42

typedef struct {
		WORD	Version;
		DWORD	IFDoffset;
		WORD	n_ifd;
} TIFFHDR;

typedef struct {
		WORD  Tag;
		WORD  Type;
		DWORD Length;
		DWORD Value;
} IFD;

#define TIFFSHORT    2
#define TIFFLONG     4
#define TIFFRATIONAL 8

typedef struct {
	WORD BytesPerRow;	/* ImageWidth, SamplesPerPixel, BitsPerSample */
	LONG StripsPerImage;	/* ImageLength, RowsPerStrip */
	WORD GrayScale;		/* TRUE -> BitsPerSample > 1 */
	WORD NewSubfileType;			/* 0 */
	WORD SubFileType;			/* no default */
	LONG ImageWidth;			/* must be */
	LONG ImageLength;			/* must be */
	WORD BitsPerSample;			/* 1 */
	WORD Compression;			/* 1 */
	WORD PhotometricInterpretation;		/* must be */
	WORD Thresholding;			/* 1 */
	WORD FillOrder;				/* 1 */
	LONG StripOffsets;			/* no default | SubFileType <= 2 must be*/
	WORD Orientation;			/* 1 */
	WORD SamplesPerPixel;			/* 1 */
	LONG RowsPerStrip;			/* may be */
	LONG StripByteCounts;			/* no default */
	WORD XResolution;			/* no default */
	WORD YResolution;			/* no default */
	WORD PlanarConfiguration;		/* 1 */
	WORD ResolutionUnit;			/* 2 */
	WORD Predictor;				/* 1 */
} IMAGE;					/* default values */