WebSVN – svnkaklik – Diff – /programy/C/ix86/sound/sonar.c

 	if (err < 0) {
 		printf("Unable to register async handler\n");
 		exit(EXIT_FAILURE);
+	}
+        snd_pcm_link(capture_handle,playback_handle); //link capture and playback together
-//start capture
+//start sream
 	if ((err = snd_pcm_prepare (capture_handle)) < 0) {
 		fprintf (stderr, "cannot prepare audio interface for use (%s)\n",
 			 snd_strerror (err));
 		exit (1);
+	}
 	err = snd_pcm_start(capture_handle);
 	if (err < 0) {
 			printf("Start error: %s\n", snd_strerror(err));
 			exit(EXIT_FAILURE);
+	}
-//start playback
-	if (snd_pcm_state(playback_handle) == SND_PCM_STATE_PREPARED) {
-		err = snd_pcm_start(playback_handle);
-		if (err < 0) {
-			printf("Start error: %s\n", snd_strerror(err));
-			exit(EXIT_FAILURE);
-		}
-	}
 //wait until all samples aren't transmitted
 	printf("Waiting for transmitt all samples\n");
 	while(cperiod<10) {
 		sleep(1);
 		printf(".");
+	}
-////
+////   stop audio??
 	j=0;
 	for(i=0;i < SIGNAL_SAMPLES;i++){
 	  L_signal[i]=signal[j];
 	  R_signal[i]=signal[j+1];
 	  j+=2;

Subversion Repositories svnkaklik