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doom / src / os2 / qmus2mid2.h

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#if !defined( QMUS2MID_H )
#define QMUS2MID_H

#ifdef MSDOG

typedef unsigned short  int2;   /* is this appropriate for DOS ? */
typedef unsigned long   int4;

#else

typedef unsigned short  int2;   /* a two-byte int, use short.*/
typedef unsigned int    int4;   /* a four-byte int, use int unless int is
                                  16 bits, then use long. Don't use long 
                                  on an alpha.  */

#endif

#define NOTMUSFILE      1       /* Not a MUS file */
#define COMUSFILE       2       /* Can't open MUS file */
#define COTMPFILE       3       /* Can't open TMP file */
#define CWMIDFILE       4       /* Can't write MID file */
#define MUSFILECOR      5       /* MUS file corrupted */
#define TOOMCHAN        6       /* Too many channels */
#define MEMALLOC        7       /* Memory allocation error */

/* some (old) compilers mistake the "MUS\x1A" construct (interpreting
   it as "MUSx1A")      */

#define MUSMAGIC     "MUS\032"                    /* this seems to work */
#define MIDIMAGIC    "MThd\000\000\000\006\000\001"
#define TRACKMAGIC1  "\000\377\003\035"
#define TRACKMAGIC2  "\000\377\057\000"
#define TRACKMAGIC3  "\000\377\002\026"
#define TRACKMAGIC4  "\000\377\131\002\000\000"
#define TRACKMAGIC5  "\000\377\121\003\011\243\032"
#define TRACKMAGIC6  "\000\377\057\000"


typedef struct
{
  char        ID[4];            /* identifier "MUS" 0x1A */
  int2        ScoreLength;
  int2        ScoreStart;
  int2        channels;         /* count of primary channels */
  int2        SecChannels;      /* count of secondary channels (?) */
  int2        InstrCnt;
  int2        dummy;
  /* variable-length part starts here */
  int2        *instruments;
} MUSheader;

struct Track
{
  unsigned long  current;
  char           vel;
  long           DeltaTime;
  unsigned char  LastEvent;
  char           *data;            /* Primary data */
};

int qmus2mid( const char *mus, const char *mid, int nodisplay,
              int2 division, int BufferSize, int nocomp );

/*
HMMIO    qmus2mid( const char *mus, int muslen, int nodisplay,
             int2 division, int BufferSize, int nocomp);
*/
#endif