pa_unix_audioio.c File Reference

#include <sys/audioio.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <fcntl.h>
#include <pthread.h>
#include <poll.h>
#include <string.h>
#include <stdbool.h>
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include "pa_util.h"
#include "pa_unix_util.h"
#include "pa_debugprint.h"
#include "pa_allocation.h"
#include "pa_hostapi.h"
#include "pa_stream.h"
#include "pa_cpuload.h"
#include "pa_process.h"

Data Structures
struct	PaAudioIOHostApiRepresentation
struct	PaAudioIOComponent
struct	PaAudioIOStream

Macros
#define	AUDIOIO_MAX_DEVICES   (32)
#define	AUDIOIO_DEFAULT_FRAMES   (128)
#define	AUDIOIO_DEFAULT_MAX_CHANNELS   (2)
#define	AUDIOIO_DEV_PREFIX   "/dev/audio"
#define	AUDIOIO_DEV_DEFAULT   "/dev/audio"
#define	AUDIO_ENCODING_SLINEAR   AUDIO_ENCODING_LINEAR
#define	AUDIO_GETBUFINFO   AUDIO_GETINFO

Typedefs
typedef struct PaAudioIOComponent	PaAudioIOComponent
typedef struct PaAudioIOStream	PaAudioIOStream

Functions
PaError	PaAudioIO_Initialize (PaUtilHostApiRepresentation **hostApi, PaHostApiIndex index)

Macro Definition Documentation

AUDIO_ENCODING_SLINEAR

#define AUDIO_ENCODING_SLINEAR   AUDIO_ENCODING_LINEAR

Referenced by PaAudioIO_Initialize().

AUDIO_GETBUFINFO

#define AUDIO_GETBUFINFO   AUDIO_GETINFO

Referenced by PaAudioIO_Initialize().

AUDIOIO_DEFAULT_FRAMES

#define AUDIOIO_DEFAULT_FRAMES   (128)

AUDIOIO_DEFAULT_MAX_CHANNELS

#define AUDIOIO_DEFAULT_MAX_CHANNELS   (2)

Referenced by PaAudioIO_Initialize().

AUDIOIO_DEV_DEFAULT

#define AUDIOIO_DEV_DEFAULT   "/dev/audio"

Referenced by PaAudioIO_Initialize().

AUDIOIO_DEV_PREFIX

#define AUDIOIO_DEV_PREFIX   "/dev/audio"

Referenced by PaAudioIO_Initialize().

AUDIOIO_MAX_DEVICES

#define AUDIOIO_MAX_DEVICES   (32)

Referenced by PaAudioIO_Initialize().

Typedef Documentation

PaAudioIOComponent

typedef struct PaAudioIOComponent PaAudioIOComponent

PaAudioIOStream

typedef struct PaAudioIOStream PaAudioIOStream

Function Documentation

PaAudioIO_Initialize()

PaError PaAudioIO_Initialize	(	PaUtilHostApiRepresentation **	hostApi,
		PaHostApiIndex	index )

References PaAudioIOHostApiRepresentation::allocations, AUDIO_ENCODING_SLINEAR, AUDIO_GETBUFINFO, AUDIOIO_DEFAULT_MAX_CHANNELS, AUDIOIO_DEV_DEFAULT, AUDIOIO_DEV_PREFIX, AUDIOIO_MAX_DEVICES, PaAudioIOHostApiRepresentation::blockingStreamInterface, PaAudioIOHostApiRepresentation::callbackStreamInterface, PaDeviceInfo::defaultHighInputLatency, PaDeviceInfo::defaultHighOutputLatency, PaHostApiInfo::defaultInputDevice, PaDeviceInfo::defaultLowInputLatency, PaDeviceInfo::defaultLowOutputLatency, PaHostApiInfo::defaultOutputDevice, PaDeviceInfo::defaultSampleRate, PaHostApiInfo::deviceCount, PaUtilHostApiRepresentation::deviceInfos, PaDeviceInfo::hostApi, PaUtilHostApiRepresentation::info, PaAudioIOHostApiRepresentation::inheritedHostApiRep, PaUtilHostApiRepresentation::IsFormatSupported, PaDeviceInfo::maxInputChannels, PaDeviceInfo::maxOutputChannels, PaDeviceInfo::name, PaHostApiInfo::name, PaUtilHostApiRepresentation::OpenStream, PA_UNLESS, paAudioIO, paInsufficientMemory, paNoDevice, paNoError, PaUtil_CreateAllocationGroup(), PaUtil_DestroyAllocationGroup(), PaUtil_DummyGetCpuLoad(), PaUtil_DummyGetReadAvailable(), PaUtil_DummyGetWriteAvailable(), PaUtil_DummyRead(), PaUtil_DummyWrite(), PaUtil_FreeAllAllocations(), PaUtil_GroupAllocateZeroInitializedMemory(), PaUtil_InitializeStreamInterface(), PaDeviceInfo::structVersion, PaHostApiInfo::structVersion, PaUtilHostApiRepresentation::Terminate, and PaHostApiInfo::type.