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#include <stdio.h>
#include <unistd.h>
#include <signal.h>
#include <pulse/simple.h>
#define BUFSIZE 1024
volatile sig_atomic_t flag_do = 1;
void handler(int s)
{
signal(SIGINT, handler);
flag_do = 0;
}
int loop_write(int fd, const void *data, size_t size)
{
int ret = 0;
while(size > 0) {
int r;
if((r = write(fd, data, size)) < 0)
return r;
if(r == 0)
break;
ret += r;
data = (const uint8_t *) data + r;
size -= (size_t) r;
}
return ret;
}
int main(int argc, char *argv[])
{
signal(SIGINT, handler);
pa_sample_spec ss;
ss.format = PA_SAMPLE_S16LE;
ss.channels = 2;
ss.rate = 44100;
pa_simple *s;
s = pa_simple_new(NULL,
argv[0],
PA_STREAM_RECORD,
NULL,
"record",
&ss,
NULL,
NULL,
NULL);
if(!s) {
fprintf(stderr, "[Error] pa_simple_new() failed\n");
return 1;
}
fprintf(stderr, "[Message] Use \"Ctrl + C\" for exit\n");
while(flag_do) {
uint8_t buf[BUFSIZE];
// Record some data
if(pa_simple_read(s, buf, sizeof(buf), NULL) < 0) {
fprintf(stderr, "[Error] pa_simple_read() failed\n");
return 1;
}
// And write it to STDOUT */
if(loop_write(STDOUT_FILENO, buf, sizeof(buf)) != sizeof(buf)) {
fprintf(stderr, "[Error] write() failed\n");
return 1;
}
}
if(s)
pa_simple_free(s);
return 0;
}
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