AudioInputALSA Class Reference

#include <audioinputalsa.h>

Inheritance diagram for AudioInputALSA:

List of all members.

Public Member Functions
	AudioInputALSA (const QString &device)
	~AudioInputALSA ()
bool	Open (uint sample_bits, uint sample_rate, uint channels)
bool	IsOpen (void)
void	Close (void)
bool	Start (void)
bool	Stop (void)
int	GetBlockSize (void)
int	GetSamples (void *buf, uint nbytes)
int	GetNumReadyBytes (void)
Private Member Functions
bool	PrepHwParams (void)
bool	PrepSwParams (void)
int	PcmRead (void *buf, uint nbytes)
bool	Recovery (int err)
bool	AlsaBad (int op_result, QString errmsg)
Private Attributes
QByteArray	alsa_device
snd_pcm_t *	pcm_handle
snd_pcm_uframes_t	period_size
int	myth_block_bytes

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Detailed Description

Definition at line 33 of file audioinputalsa.h.

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Constructor & Destructor Documentation

AudioInputALSA::AudioInputALSA

(

const QString &

device

)

Definition at line 28 of file audioinputalsa.cpp.

AudioInputALSA::~AudioInputALSA

(

)

[inline]

Definition at line 37 of file audioinputalsa.h.

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Member Function Documentation

bool AudioInputALSA::Open	(	uint	sample_bits,
		uint	sample_rate,
		uint	channels
	)		[virtual]

Implements AudioInput.

Definition at line 37 of file audioinputalsa.cpp.

bool AudioInputALSA::IsOpen

(

void

)

[inline, virtual]

Implements AudioInput.

Definition at line 40 of file audioinputalsa.h.

void AudioInputALSA::Close

(

void

)

[virtual]

Implements AudioInput.

Definition at line 66 of file audioinputalsa.cpp.

Referenced by ~AudioInputALSA().

bool AudioInputALSA::Start

(

void

)

[inline, virtual]

Implements AudioInput.

Definition at line 43 of file audioinputalsa.h.

Referenced by GetSamples().

bool AudioInputALSA::Stop

(

void

)

[virtual]

Implements AudioInput.

Definition at line 76 of file audioinputalsa.cpp.

Referenced by Close(), and GetSamples().

int AudioInputALSA::GetBlockSize

(

void

)

[inline, virtual]

Implements AudioInput.

Definition at line 46 of file audioinputalsa.h.

int AudioInputALSA::GetSamples	(	void *	buf,
		uint	nbytes
	)		[virtual]

Implements AudioInput.

Definition at line 88 of file audioinputalsa.cpp.

int AudioInputALSA::GetNumReadyBytes

(

void

)

[virtual]

Implements AudioInput.

Definition at line 121 of file audioinputalsa.cpp.

bool AudioInputALSA::PrepHwParams

(

void

)

[private]

Definition at line 141 of file audioinputalsa.cpp.

Referenced by Open().

bool AudioInputALSA::PrepSwParams

(

void

)

[private]

Definition at line 218 of file audioinputalsa.cpp.

Referenced by Open().

int AudioInputALSA::PcmRead	(	void *	buf,
		uint	nbytes
	)		[private]

Definition at line 243 of file audioinputalsa.cpp.

Referenced by GetSamples().

bool AudioInputALSA::Recovery

(

int

err

)

[private]

Definition at line 298 of file audioinputalsa.cpp.

Referenced by PcmRead().

bool AudioInputALSA::AlsaBad	(	int	op_result,
		QString	errmsg
	)		[private]

Definition at line 331 of file audioinputalsa.cpp.

Referenced by Close(), GetNumReadyBytes(), GetSamples(), Open(), PcmRead(), PrepHwParams(), PrepSwParams(), and Stop().

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Member Data Documentation

QByteArray AudioInputALSA::alsa_device [private]

Definition at line 57 of file audioinputalsa.h.

Referenced by AudioInputALSA(), and Open().

snd_pcm_t* AudioInputALSA::pcm_handle [private]

Definition at line 58 of file audioinputalsa.h.

Referenced by Close(), GetNumReadyBytes(), GetSamples(), IsOpen(), Open(), PcmRead(), PrepHwParams(), PrepSwParams(), Recovery(), Start(), and Stop().

snd_pcm_uframes_t AudioInputALSA::period_size [private]

Definition at line 59 of file audioinputalsa.h.

Referenced by PrepHwParams().

int AudioInputALSA::myth_block_bytes [private]

Definition at line 60 of file audioinputalsa.h.

Referenced by GetBlockSize(), and PrepHwParams().

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

• audioinputalsa.h
• audioinputalsa.cpp