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wip

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This commit is contained in:
Gerolf Ziegenhain 2016-10-04 16:37:06 +02:00
parent f3b0df241d
commit 2a72f535a7
2 changed files with 9 additions and 1 deletions
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1
src/beep.c
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@ -2,7 +2,6 @@
#include <stdlib.h> #include <stdlib.h>
#include <stdint.h> #include <stdint.h>
#include <unistd.h> // for usleep() #include <unistd.h> // for usleep()
#include "portaudio.h"
#include "beep.h" #include "beep.h"

9
src/beep.h
View File

@ -1,6 +1,13 @@
#include <stdio.h> #include <stdio.h>
#include <math.h> #include <math.h>
#ifdef __MACH__
#define PORTAUDIO
#endif
#ifdef PORTAUDIO
#include <portaudio.h> #include <portaudio.h>
#endif
#define NUM_SECONDS (5) #define NUM_SECONDS (5)
#define SAMPLE_RATE (48000) #define SAMPLE_RATE (48000)
@ -10,6 +17,7 @@
#define M_PI (3.14159265) #define M_PI (3.14159265)
#endif #endif
#ifdef PORTAUDIO
typedef struct typedef struct
{ {
uint32_t total_count; uint32_t total_count;
@ -32,6 +40,7 @@ int buzzer_start(void);
int buzzer_stop(); int buzzer_stop();
void msleep(int d); void msleep(int d);
int beep_test(void); int beep_test(void);
#endif
// compatibility to old interface // compatibility to old interface
int beep(double freq_hz, double duration_sec); int beep(double freq_hz, double duration_sec);