sq-unsq.c

一种算法

# include <stdio.h>
# include <io.h>

# define  WORD	unsigned int
# define  BYTE	unsigned char
# define  SUCCESS 0
# define  FAILURE 1

typedef struct {
        FILE  *fp;
	WORD  buf;
        BYTE  count;
    } bitstream;

static int getbit(bitstream *);
static void initbits(bitstream *, FILE *);

void main (int ac,char **av)
{

 long squeeze (FILE *inf,FILE *outf);
 int  unsqu (FILE *inf,FILE *outf);

 FILE *inf,
      *ouf1,
      *ouf2;
 long  compr_length,
       nocompr_length,
       l1, l2,
       percent;
 WORD  m1,m2;
 unsigned
       lr;
 static char
       bf1 [512], bf2 [512];

  printf ("忇