patest_read_record.c File Reference

Record input into an array; Save array to a file; Playback recorded data. Implemented using the blocking API (Pa_ReadStream(), Pa_WriteStream() ) More...

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

Macros
#define	SAMPLE_RATE   (44100)
#define	FRAMES_PER_BUFFER   (1024)
#define	NUM_SECONDS   (5)
#define	NUM_CHANNELS   (2)
#define	DITHER_FLAG   (0)
#define	PA_SAMPLE_TYPE   paFloat32
#define	SAMPLE_SILENCE   (0.0f)
#define	PRINTF_S_FORMAT   "%.8f"

Functions
int	main (void)

Detailed Description

Record input into an array; Save array to a file; Playback recorded data. Implemented using the blocking API (Pa_ReadStream(), Pa_WriteStream() )

Author

Phil Burk http://www.softsynth.com

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

Macro Definition Documentation

DITHER_FLAG

#define DITHER_FLAG   (0)

FRAMES_PER_BUFFER

#define FRAMES_PER_BUFFER   (1024)

Referenced by main().

NUM_CHANNELS

#define NUM_CHANNELS   (2)

Referenced by main().

NUM_SECONDS

#define NUM_SECONDS   (5)

Referenced by main().

PA_SAMPLE_TYPE

#define PA_SAMPLE_TYPE   paFloat32

Referenced by main().

PRINTF_S_FORMAT

#define PRINTF_S_FORMAT   "%.8f"

Referenced by main().

SAMPLE_RATE

#define SAMPLE_RATE   (44100)

Referenced by main().

SAMPLE_SILENCE

#define SAMPLE_SILENCE   (0.0f)

Function Documentation

main()

int main

(

void

)

References PaStreamParameters::channelCount, PaDeviceInfo::defaultLowInputLatency, PaDeviceInfo::defaultLowOutputLatency, PaStreamParameters::device, FRAMES_PER_BUFFER, PaStreamParameters::hostApiSpecificStreamInfo, NUM_CHANNELS, NUM_SECONDS, Pa_CloseStream(), Pa_GetDefaultInputDevice(), Pa_GetDefaultOutputDevice(), Pa_GetDeviceInfo(), Pa_GetErrorText(), Pa_Initialize(), Pa_OpenStream(), Pa_ReadStream(), PA_SAMPLE_TYPE, Pa_StartStream(), Pa_Terminate(), Pa_WriteStream(), paClipOff, paNoDevice, paNoError, PRINTF_S_FORMAT, SAMPLE_RATE, PaStreamParameters::sampleFormat, and PaStreamParameters::suggestedLatency.