debug_dual.c File Reference

#include <stdio.h>
#include <math.h>
#include "portaudio.h"

Data Structures
struct	paTestData
Defines
#define	DEV_ID_1   (13)
#define	DEV_ID_2   (15)
#define	NUM_SECONDS   (8)
#define	SLEEP_DUR   (800)
#define	SAMPLE_RATE   (44100)
#define	FRAMES_PER_BUFFER   (256)
#define	NUM_BUFFERS   (0)
#define	MIN_FREQ   (100.0f)
#define	MAX_FREQ   (4000.0f)
#define	FREQ_SCALAR   (1.00002f)
#define	CalcPhaseIncrement(freq)   (freq/SAMPLE_RATE)
#define	M_PI   (3.14159265)
#define	TABLE_SIZE   (400)
Functions
float	LookupSine (paTestData *data, float phase)
PaError	TestStart (PortAudioStream **streamPtr, PaDeviceID devID, paTestData *data)
int	main (void)

---

Define Documentation

#define CalcPhaseIncrement

(

freq

)

(freq/SAMPLE_RATE)

Referenced by main(), and TestStart().

#define DEV_ID_1   (13)

Referenced by main().

#define DEV_ID_2   (15)

Referenced by main().

#define FRAMES_PER_BUFFER   (256)

#define FREQ_SCALAR   (1.00002f)

#define M_PI   (3.14159265)

Referenced by main(), TestOnce(), and TestStart().

#define MAX_FREQ   (4000.0f)

#define MIN_FREQ   (100.0f)

Referenced by main(), and TestStart().

#define NUM_BUFFERS   (0)

#define NUM_SECONDS   (8)

#define SAMPLE_RATE   (44100)

#define SLEEP_DUR   (800)

#define TABLE_SIZE   (400)

Referenced by LookupSine(), LookupWaveform(), main(), TestOnce(), and TestStart().

---

Function Documentation

float LookupSine	(	paTestData *	data,
		float	phase
	)

References paTestData::sine, and TABLE_SIZE.

int main

(

void

)

References DEV_ID_1, DEV_ID_2, NUM_BUFFERS, Pa_GetErrorText(), Pa_Initialize(), Pa_StopStream(), Pa_Terminate(), paNoError, and TestStart().

PaError TestStart	(	PortAudioStream **	streamPtr,
		PaDeviceID	devID,
		paTestData *	data
	)

References CalcPhaseIncrement, FRAMES_PER_BUFFER, paTestData::left_phase, M_PI, MIN_FREQ, NUM_BUFFERS, Pa_OpenStream(), Pa_StartStream(), paClipOff, paDitherOff, paFloat32, paNoDevice, paNoError, paTestData::phase_increment, paTestData::right_phase, SAMPLE_RATE, paTestData::sine, and TABLE_SIZE.

Referenced by main().