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psimage.h

/* -------------------------- psimage.h ------------------------- */
/* (C) Thomas Merz 1994-2002 */

#ifndef TRUE
#define TRUE  1
#endif
#ifndef FALSE
#define FALSE 0
#endif

#ifdef min
#undef min
#endif
#define min(a, b) ((a) < (b) ? (a) : (b))

typedef int BOOL;

/* data output mode: binary, ascii85, hex-ascii */
typedef enum { BINARY, ASCII85, ASCIIHEX } DATAMODE;

typedef struct {
  FILE     *fp;                   /* file pointer for jpeg file          */
  char     *filename;             /* name of image file                  */
  int      width;                 /* pixels per line               */
  int      height;                /* rows                    */
  int      components;            /* number of color components          */
  int      bits_per_component;    /* bits per color component            */
  float    dpi;                   /* image resolution in dots per inch   */
  DATAMODE mode;                  /* output mode: 8bit, ascii, ascii85   */
  long     startpos;              /* offset to jpeg data           */
  BOOL     landscape;             /* rotate image to landscape mode?     */
  BOOL     adobe;                 /* image includes Adobe comment marker */
} imagedata;

#define     DPI_IGNORE (float) (-1.0) /* dummy value for imagedata.dpi       */
#define DPI_USE_FILE ((float) 0.0)/* dummy value for imagedata.dpi       */

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