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http://blog.csdn.net/noah1987/archive/2008/10/21/3118934.aspx
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#include <unistd.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <stdlib.h>
#include <stdio.h>
#include <linux/soundcard.h>
/* ÏÂÃæµÄÈý¸ö²ÎÊýÊǸú¾ßÌåÎļþÏà¹ØµÄ£¬ÎļþʲôÑù£¬¾ÍÒªÉèÖóÉʲôÑù */
#define RATE 11025
#define SIZE 16
#define CHANNELS 1 // 1±íʾµ¥ÉùµÀ£¬2ΪÁ¢ÌåÉù
/* ................ */
unsigned
char
buf[RATE*SIZE/8]; //bufÀïÃæÕýºÃ·ÅÒ»ÃëÖÓµÄÒôƵ£¬ÏÂÃæµÄ¼ÆÊ±»¹ÒªÓÃ
int
main()
{
int
fd;
int
wavfd; //wavÎļþµÄÃèÊö·û
int
arg;
/* ..ioctl..... */
int
status;
/* ........ */
/* ...... */
fd = open(
"/dev/dsp"
, O_RDWR
);
if
(fd < 0) {
printf(
"open of /dev/dsp failed"
);
exit(1);
}
wavfd = open(
"12193767609.wav"
,O_RDONLY);
if
(wavfd < 0) {
printf(
"open of wav failed"
);
 
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main()
{int *p,i,a[10]={3,7,9,11,0,6,7,5,4,2};
printf("The original array:\n");
for(i=0;i<10;i++)
printf("%d,",a[i]);
printf("\n");
p=a;
sort(p,10);
for(p=a,i=0;i<10;i++)
{printf("%d ",*p);p++;}
printf("\n");
}
sort(int x[],int n)
......
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