pa_mac_core.c File Reference

#include "pa_mac_core_internal.h"
#include <string.h>
#include <libkern/OSAtomic.h>
#include "pa_mac_core.h"
#include "pa_mac_core_utilities.h"
#include "pa_mac_core_blocking.h"

Macros
#define	RING_BUFFER_ADVANCE_DENOMINATOR   (4)
#define	PA_AUHAL_SET_LAST_HOST_ERROR(errorCode, errorText)   PaUtil_SetLastHostErrorInfo( paInDevelopment, errorCode, errorText )
#define	ERR_WRAP(mac_err)   do { result = mac_err ; line = __LINE__ ; if ( result != noErr ) goto error ; } while(0)
#define	HOST_TIME_TO_PA_TIME(x)   ( AudioConvertHostTimeToNanos( (x) ) * 1.0E-09) /* convert to nanoseconds and then to seconds */
#define	RING_BUFFER_EMPTY   (1000)
#define	ERR_WRAP(mac_err)   do { result = mac_err ; if ( result != noErr ) return ERR(result) ; } while(0)
#define	ERR_WRAP(mac_err)   do { result = mac_err ; if ( result != noErr ) return ERR(result) ; } while(0)

Functions
PaError	PaMacCore_Initialize (PaUtilHostApiRepresentation **hostApi, PaHostApiIndex index)
void	PaMacCore_SetupStreamInfo (PaMacCoreStreamInfo *data, const unsigned long flags)
void	PaMacCore_SetupChannelMap (PaMacCoreStreamInfo *data, const SInt32 *const channelMap, const unsigned long channelMapSize)
const char *	PaMacCore_GetChannelName (int device, int channelIndex, bool input)
AudioDeviceID	PaMacCore_GetStreamInputDevice (PaStream *s)
AudioDeviceID	PaMacCore_GetStreamOutputDevice (PaStream *s)

---

Macro Definition Documentation

#define ERR_WRAP

(

mac_err

)

do { result = mac_err ; line = __LINE__ ; if ( result != noErr ) goto error ; } while(0)

#define ERR_WRAP

(

mac_err

)

do { result = mac_err ; if ( result != noErr ) return ERR(result) ; } while(0)

#define ERR_WRAP

(

mac_err

)

do { result = mac_err ; if ( result != noErr ) return ERR(result) ; } while(0)

#define HOST_TIME_TO_PA_TIME

(

x

)

( AudioConvertHostTimeToNanos( (x) ) * 1.0E-09) /* convert to nanoseconds and then to seconds */

#define PA_AUHAL_SET_LAST_HOST_ERROR	(		errorCode,
			errorText
	)		PaUtil_SetLastHostErrorInfo( paInDevelopment, errorCode, errorText )

#define RING_BUFFER_ADVANCE_DENOMINATOR   (4)

#define RING_BUFFER_EMPTY   (1000)

---

Function Documentation

const char* PaMacCore_GetChannelName	(	int	device,
		int	channelIndex,
		bool	input
	)

References PaMacAUHAL::devIds, ERR, paCoreAudio, paNoError, and PaUtil_GetHostApiRepresentation().

AudioDeviceID PaMacCore_GetStreamInputDevice

(

PaStream *

s

)

References PaMacCoreStream::inputDevice, and VVDBUG.

AudioDeviceID PaMacCore_GetStreamOutputDevice

(

PaStream *

s

)

References PaMacCoreStream::outputDevice, and VVDBUG.

PaError PaMacCore_Initialize	(	PaUtilHostApiRepresentation **	hostApi,
		PaHostApiIndex	index
	)

void PaMacCore_SetupChannelMap	(	PaMacCoreStreamInfo *	data,
		const SInt32 *const	channelMap,
		const unsigned long	channelMapSize
	)

References PaMacCoreStreamInfo::channelMap, and PaMacCoreStreamInfo::channelMapSize.

void PaMacCore_SetupStreamInfo	(	PaMacCoreStreamInfo *	data,
		const unsigned long	flags
	)

References PaMacCoreStreamInfo::channelMap, PaMacCoreStreamInfo::channelMapSize, PaMacCoreStreamInfo::flags, PaMacCoreStreamInfo::hostApiType, paCoreAudio, PaMacCoreStreamInfo::size, and PaMacCoreStreamInfo::version.