Category : Music and Digitized Voice
Archive   : SBDAC2.ZIP
Filename : DACDIR.C

 
Output of file : DACDIR.C contained in archive : SBDAC2.ZIP
/* Output to SB DAC in single sample mode */

#include
#include
#include
#include
#include
#include

int InitSB(void);
extern unsigned IOaddr;
extern unsigned IRQ;

/* Set voice on or off */
void SetVoice(int state)
{
while(inportb(0x22c) & 0x80)
;
outportb(0x22c,(state) ? 0xd1 : 0xd3);
}

/* Read first 64000 bytes of a raw sample file and play the sample */
void main(int argc, char *argv[])
{
FILE *f;
signed char *raw;
unsigned sample_len;
register int j, i;
int tmp;

if(argc != 2)
{
puts("Usage: dacdir sample_file");
exit(1);
}

if(InitSB())
{
printf("Could not find Soundblaster!\n");
exit(1);
}
printf("Found Soundblaster at %xh.\n",IOaddr);

f = fopen(argv[1],"rb");
if(f == NULL)
{
printf("Could not open sample file %s\n",argv[1]);
}
sample_len = (unsigned)filelength(fileno(f));

raw = (signed char *)malloc(sample_len);
fread(raw,1,sample_len,f);

fclose(f);

SetVoice(1);

for(i = 0; i < sample_len; i++)
{
while(inportb(0x22c) & 0x80)
;
outportb(0x22c,0x10);
while(inportb(0x22c) & 0x80)
;
outportb(0x22c,raw[i]);

while(inportb(0x22e) & 0x80)
;
}

SetVoice(0);

free(raw);

InitSB();

exit(0);
}


  3 Responses to “Category : Music and Digitized Voice
Archive   : SBDAC2.ZIP
Filename : DACDIR.C
”

  1. Daniel says:
    January 27, 2013 at 3:59 pm

    Very nice! Thank you for this wonderful archive. I wonder why I found it only now. Long live the BBS file archives!

  2. Joshie says:
    March 18, 2014 at 4:57 pm

    This is so awesome! 😀 I’d be cool if you could download an entire archive of this at once, though.

  3. DiskingRound says:
    January 14, 2015 at 10:57 pm

    But one thing that puzzles me is the “mtswslnkmcjklsdlsbdmMICROSOFT” string. There is an article about it here. It is definitely worth a read: http://www.os2museum.com/wp/mtswslnk/