patest_sine8.c File Reference

Test 8 bit data: play a sine wave for several seconds. More...

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

Data Structures
struct	paTestData

Macros
#define	NUM_SECONDS   (8)
#define	SAMPLE_RATE   (44100)
#define	TABLE_SIZE   (200)
#define	TEST_UNSIGNED   (0)
#define	TEST_FORMAT   paInt8
#define	SILENCE   ((sample_t)0x00)
#define	M_PI   (3.14159265)

Typedefs
typedef char	sample_t

Functions
int	main (void)

Detailed Description

Test 8 bit data: play a sine wave for several seconds.

Author

Ross Bencina rossb.nosp@m.@aud.nosp@m.iomul.nosp@m.ch.c.nosp@m.om

Macro Definition Documentation

M_PI

#define M_PI   (3.14159265)

Referenced by main().

NUM_SECONDS

#define NUM_SECONDS   (8)

Referenced by main().

SAMPLE_RATE

#define SAMPLE_RATE   (44100)

Referenced by main().

SILENCE

#define SILENCE   ((sample_t)0x00)

Referenced by main().

TABLE_SIZE

#define TABLE_SIZE   (200)

Referenced by main().

TEST_FORMAT

#define TEST_FORMAT   paInt8

Referenced by main().

TEST_UNSIGNED

#define TEST_UNSIGNED   (0)

Typedef Documentation

sample_t

typedef char sample_t

Function Documentation

main()

int main

(

void

)

References PaStreamParameters::channelCount, PaDeviceInfo::defaultLowOutputLatency, PaStreamParameters::device, paTestData::framesToGo, PaStreamParameters::hostApiSpecificStreamInfo, paTestData::left_phase, M_PI, NUM_SECONDS, Pa_CloseStream(), Pa_GetDefaultOutputDevice(), Pa_GetDeviceInfo(), Pa_GetErrorText(), Pa_GetStreamTime(), Pa_Initialize(), Pa_IsStreamActive(), Pa_OpenStream(), Pa_Sleep(), Pa_StartStream(), Pa_StopStream(), Pa_Terminate(), paClipOff, paNoDevice, paNoError, paTestData::right_phase, SAMPLE_RATE, PaStreamParameters::sampleFormat, SILENCE, paTestData::sine, PaStreamParameters::suggestedLatency, TABLE_SIZE, and TEST_FORMAT.