idAudioHardwareALSA Class Reference

#include <sound.h>

Inheritance diagram for idAudioHardwareALSA:

Public Member Functions
	idAudioHardwareALSA ()
virtual	~idAudioHardwareALSA ()
bool	DLOpen ()
bool	Initialize (void)
bool	Lock (void **pDSLockedBuffer, ulong *dwDSLockedBufferSize)
bool	Unlock (void *pDSLockedBuffer, dword dwDSLockedBufferSize)
bool	GetCurrentPosition (ulong *pdwCurrentWriteCursor)
bool	Flush ()
void	Write (bool flushing)
int	GetNumberOfSpeakers (void)
int	GetMixBufferSize (void)
short *	GetMixBuffer (void)
Public Member Functions inherited from idAudioHardware
virtual	~idAudioHardware ()

Private Member Functions
void	Release ()
void	InitFailed ()
void	PlayTestPattern ()

Private Attributes
snd_pcm_t *	m_pcm_handle
unsigned int	m_channels
void *	m_buffer
int	m_buffer_size
int	m_remainingFrames
void *	m_handle
pfn_snd_asoundlib_version	id_snd_asoundlib_version
pfn_snd_pcm_avail_update	id_snd_pcm_avail_update
pfn_snd_pcm_close	id_snd_pcm_close
pfn_snd_strerror	id_snd_strerror
pfn_snd_pcm_hw_params	id_snd_pcm_hw_params
pfn_snd_pcm_hw_params_any	id_snd_pcm_hw_params_any
pfn_snd_pcm_hw_params_get_buffer_size	id_snd_pcm_hw_params_get_buffer_size
pfn_snd_pcm_hw_params_set_access	id_snd_pcm_hw_params_set_access
pfn_snd_pcm_hw_params_set_buffer_size_min	id_snd_pcm_hw_params_set_buffer_size_min
pfn_snd_pcm_hw_params_set_channels	id_snd_pcm_hw_params_set_channels
pfn_snd_pcm_hw_params_set_format	id_snd_pcm_hw_params_set_format
pfn_snd_pcm_hw_params_set_rate	id_snd_pcm_hw_params_set_rate
pfn_snd_pcm_hw_params_sizeof	id_snd_pcm_hw_params_sizeof
pfn_snd_pcm_open	id_snd_pcm_open
pfn_snd_pcm_prepare	id_snd_pcm_prepare
pfn_snd_pcm_state	id_snd_pcm_state
pfn_snd_pcm_writei	id_snd_pcm_writei

Static Private Attributes
static const int	MIXBUFFER_CHUNKS = 4

Additional Inherited Members
Static Public Member Functions inherited from idAudioHardware
static idAudioHardware *	Alloc ()

Detailed Description

Definition at line 114 of file sound.h.

Constructor & Destructor Documentation

idAudioHardwareALSA::idAudioHardwareALSA ( )

inline

Definition at line 130 of file sound.h.

idAudioHardwareALSA::~idAudioHardwareALSA ( )

virtual

Definition at line 243 of file sound_alsa.cpp.

Member Function Documentation

bool idAudioHardwareALSA::DLOpen

(

void

)

Definition at line 43 of file sound_alsa.cpp.

bool idAudioHardwareALSA::Flush ( void  )

virtual

Implements idAudioHardware.

Definition at line 272 of file sound_alsa.cpp.

bool idAudioHardwareALSA::GetCurrentPosition ( ulong *  pdwCurrentWriteCursor )

inlinevirtual

Implements idAudioHardware.

Definition at line 149 of file sound.h.

short * idAudioHardwareALSA::GetMixBuffer ( void  )

virtual

Implements idAudioHardware.

Definition at line 263 of file sound_alsa.cpp.

int idAudioHardwareALSA::GetMixBufferSize ( void  )

virtual

Implements idAudioHardware.

Definition at line 254 of file sound_alsa.cpp.

int idAudioHardwareALSA::GetNumberOfSpeakers ( void  )

inlinevirtual

Implements idAudioHardware.

Definition at line 154 of file sound.h.

void idAudioHardwareALSA::InitFailed ( )

private

Definition at line 110 of file sound_alsa.cpp.

bool idAudioHardwareALSA::Initialize ( void  )

virtual

Implements idAudioHardware.

Definition at line 122 of file sound_alsa.cpp.

bool idAudioHardwareALSA::Lock ( void **  pDSLockedBuffer, ulong *  dwDSLockedBufferSize  )

inlinevirtual

Implements idAudioHardware.

Definition at line 147 of file sound.h.

void idAudioHardwareALSA::PlayTestPattern ( )

private

void idAudioHardwareALSA::Release ( void  )

private

Definition at line 88 of file sound_alsa.cpp.

bool idAudioHardwareALSA::Unlock ( void *  pDSLockedBuffer, dword  dwDSLockedBufferSize  )

inlinevirtual

Implements idAudioHardware.

Definition at line 148 of file sound.h.

void idAudioHardwareALSA::Write ( bool  flushing )

virtual

Implements idAudioHardware.

Definition at line 293 of file sound_alsa.cpp.

Member Data Documentation

pfn_snd_asoundlib_version idAudioHardwareALSA::id_snd_asoundlib_version

private

Definition at line 164 of file sound.h.

pfn_snd_pcm_avail_update idAudioHardwareALSA::id_snd_pcm_avail_update

private

Definition at line 166 of file sound.h.

pfn_snd_pcm_close idAudioHardwareALSA::id_snd_pcm_close

private

Definition at line 167 of file sound.h.

pfn_snd_pcm_hw_params idAudioHardwareALSA::id_snd_pcm_hw_params

private

Definition at line 169 of file sound.h.

pfn_snd_pcm_hw_params_any idAudioHardwareALSA::id_snd_pcm_hw_params_any

private

Definition at line 170 of file sound.h.

pfn_snd_pcm_hw_params_get_buffer_size idAudioHardwareALSA::id_snd_pcm_hw_params_get_buffer_size

private

Definition at line 171 of file sound.h.

pfn_snd_pcm_hw_params_set_access idAudioHardwareALSA::id_snd_pcm_hw_params_set_access

private

Definition at line 172 of file sound.h.

pfn_snd_pcm_hw_params_set_buffer_size_min idAudioHardwareALSA::id_snd_pcm_hw_params_set_buffer_size_min

private

Definition at line 173 of file sound.h.

pfn_snd_pcm_hw_params_set_channels idAudioHardwareALSA::id_snd_pcm_hw_params_set_channels

private

Definition at line 174 of file sound.h.

pfn_snd_pcm_hw_params_set_format idAudioHardwareALSA::id_snd_pcm_hw_params_set_format

private

Definition at line 175 of file sound.h.

pfn_snd_pcm_hw_params_set_rate idAudioHardwareALSA::id_snd_pcm_hw_params_set_rate

private

Definition at line 176 of file sound.h.

pfn_snd_pcm_hw_params_sizeof idAudioHardwareALSA::id_snd_pcm_hw_params_sizeof

private

Definition at line 177 of file sound.h.

pfn_snd_pcm_open idAudioHardwareALSA::id_snd_pcm_open

private

Definition at line 178 of file sound.h.

pfn_snd_pcm_prepare idAudioHardwareALSA::id_snd_pcm_prepare

private

Definition at line 179 of file sound.h.

pfn_snd_pcm_state idAudioHardwareALSA::id_snd_pcm_state

private

Definition at line 180 of file sound.h.

pfn_snd_pcm_writei idAudioHardwareALSA::id_snd_pcm_writei

private

Definition at line 181 of file sound.h.

pfn_snd_strerror idAudioHardwareALSA::id_snd_strerror

private

Definition at line 168 of file sound.h.

void* idAudioHardwareALSA::m_buffer

private

Definition at line 121 of file sound.h.

int idAudioHardwareALSA::m_buffer_size

private

Definition at line 122 of file sound.h.

unsigned int idAudioHardwareALSA::m_channels

private

Definition at line 120 of file sound.h.

void* idAudioHardwareALSA::m_handle

private

Definition at line 127 of file sound.h.

snd_pcm_t* idAudioHardwareALSA::m_pcm_handle

private

Definition at line 119 of file sound.h.

int idAudioHardwareALSA::m_remainingFrames

private

Definition at line 125 of file sound.h.

const int idAudioHardwareALSA::MIXBUFFER_CHUNKS = 4

staticprivate

Definition at line 117 of file sound.h.

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The documentation for this class was generated from the following files:

• neo/sys/linux/sound.h
• neo/sys/linux/sound_alsa.cpp