AudioReencodeBuffer Class Reference

#include <audioreencodebuffer.h>

Inheritance diagram for AudioReencodeBuffer:

Collaboration diagram for AudioReencodeBuffer:

Public Member Functions
	AudioReencodeBuffer (AudioFormat audio_format, int audio_channels, bool passthru)
	~AudioReencodeBuffer ()
virtual void	Reconfigure (const AudioSettings &settings)
virtual void	SetEffDsp (int dsprate)
virtual void	Reset (void)
virtual bool	AddFrames (void *buffer, int frames, int64_t timecode)
virtual bool	AddData (void *buffer, int len, int64_t timecode, int frames)
	AddData: Add data to the audiobuffer for playback.
AudioBuffer *	GetData (long long time)
long long	GetSamples (long long time)
virtual void	SetTimecode (int64_t timecode)
virtual bool	IsPaused (void) const
virtual void	Pause (bool paused)
virtual void	PauseUntilBuffered (void)
virtual void	Drain (void)
virtual int64_t	GetAudiotime (void)
virtual int	GetVolumeChannel (int) const
virtual void	SetVolumeChannel (int, int)
virtual void	SetVolumeAll (int)
virtual uint	GetCurrentVolume (void) const
virtual void	SetCurrentVolume (int)
virtual void	AdjustCurrentVolume (int)
virtual void	SetMute (bool)
virtual void	ToggleMute (void)
virtual MuteState	GetMuteState (void) const
virtual MuteState	IterateMutedChannels (void)
virtual bool	IsUpmixing (void)
virtual bool	ToggleUpmix (void)
virtual bool	CanUpmix (void)
virtual void	SetSWVolume (int new_volume, bool save)
virtual int	GetSWVolume (void)
virtual bool	CanPassthrough (int, int, int, int) const
virtual void	bufferOutputData (bool)
virtual int	readOutputData (unsigned char *, int)
Public Member Functions inherited from AudioOutput
	AudioOutput ()
virtual	~AudioOutput ()
virtual void	SetStretchFactor (float factor)
virtual float	GetStretchFactor (void) const
virtual int	GetChannels (void) const
virtual AudioFormat	GetFormat (void) const
virtual int	GetBytesPerFrame (void) const
virtual AudioOutputSettings *	GetOutputSettingsCleaned (bool digital=true)
virtual AudioOutputSettings *	GetOutputSettingsUsers (bool digital=true)
virtual bool	CanDownmix (void) const
virtual bool	NeedDecodingBeforePassthrough (void) const
	NeedDecodingBeforePassthrough: returns true if AudioOutput class can determine the length in millisecond of native audio frames bitstreamed passed to AddData.
virtual int64_t	LengthLastData (void) const
	LengthLastData: returns the length of the last data added in millisecond.
virtual int64_t	GetAudioBufferedTime (void)
	report amount of audio buffered in milliseconds.
virtual void	SetSourceBitrate (int)
QString	GetError (void) const
QString	GetWarning (void) const
virtual void	GetBufferStatus (uint &fill, uint &total)
bool	PulseStatus (void)
Public Member Functions inherited from VolumeBase
	VolumeBase ()
virtual	~VolumeBase ()
void	SWVolume (bool set)
bool	SWVolume (void) const
virtual MuteState	SetMuteState (MuteState)
Public Member Functions inherited from OutputListeners
	OutputListeners ()
virtual	~OutputListeners ()
bool	hasVisual (void)
void	addVisual (MythTV::Visual *)
void	removeVisual (MythTV::Visual *)
QMutex *	mutex ()
void	setBufferSize (unsigned int sz)
unsigned int	bufferSize () const
Public Member Functions inherited from MythObservable
	MythObservable ()
virtual	~MythObservable ()
void	addListener (QObject *listener)
	Add a listener to the observable.
void	removeListener (QObject *listener)
	Remove a listener to the observable.
void	dispatch (const MythEvent &event)
	Dispatch an event to all listeners.
void	dispatchNow (const MythEvent &event)
	Dispatch an event to all listeners.
bool	hasListeners (void)

Public Attributes
int	m_channels
int	m_bits
int	m_bytes_per_frame
int	m_eff_audiorate
long long	m_last_audiotime
bool	m_passthru
int	m_audioFrameSize

Private Attributes
bool	m_initpassthru
QMutex	m_bufferMutex
QList< AudioBuffer * >	m_bufferList
AudioBuffer *	m_saveBuffer

Additional Inherited Members
Public Types inherited from AudioOutput
typedef QVector < AudioDeviceConfig >	ADCVect
Static Public Member Functions inherited from AudioOutput
static void	Cleanup (void)
static ADCVect *	GetOutputList (void)
static AudioDeviceConfig *	GetAudioDeviceConfig (QString &name, QString &desc, bool willsuspendpa=false)
static AudioOutput *	OpenAudio (const QString &audiodevice, const QString &passthrudevice, AudioFormat format, int channels, int codec, int samplerate, AudioOutputSource source, bool set_initial_vol, bool passthru, int upmixer_startup=0, AudioOutputSettings *custom=NULL)
static AudioOutput *	OpenAudio (AudioSettings &settings, bool willsuspendpa=true)
static AudioOutput *	OpenAudio (const QString &main_device, const QString &passthru_device=QString::null, bool willsuspendpa=true)
Protected Member Functions inherited from AudioOutput
void	Error (const QString &msg)
void	SilentError (const QString &msg)
void	Warn (const QString &msg)
void	ClearError (void)
void	ClearWarning (void)
Protected Attributes inherited from AudioOutput
QString	lastError
QString	lastWarn
bool	pulsewassuspended

Detailed Description

Definition at line 29 of file audioreencodebuffer.h.

Constructor & Destructor Documentation

AudioReencodeBuffer::AudioReencodeBuffer	(	AudioFormat	audio_format,
		int	audio_channels,
		bool	passthru
	)

Definition at line 65 of file audioreencodebuffer.cpp.

AudioReencodeBuffer::~AudioReencodeBuffer

(

)

Definition at line 76 of file audioreencodebuffer.cpp.

Member Function Documentation

void AudioReencodeBuffer::Reconfigure ( const AudioSettings &  settings )

virtual

Implements AudioOutput.

Definition at line 84 of file audioreencodebuffer.cpp.

Referenced by AudioReencodeBuffer().

void AudioReencodeBuffer::SetEffDsp ( int  dsprate )

virtual

Implements AudioOutput.

Definition at line 96 of file audioreencodebuffer.cpp.

void AudioReencodeBuffer::Reset ( void  )

virtual

Implements AudioOutput.

Definition at line 101 of file audioreencodebuffer.cpp.

Referenced by AudioReencodeBuffer(), and ~AudioReencodeBuffer().

bool AudioReencodeBuffer::AddFrames ( void *  buffer, int  frames, int64_t  timecode  )

virtual

Implements AudioOutput.

Definition at line 112 of file audioreencodebuffer.cpp.

bool AudioReencodeBuffer::AddData ( void *  buffer, int  len, int64_t  timecode, int  frames  )

virtual

AddData: Add data to the audiobuffer for playback.

in: buffer : pointer to audio data len : length of audio data added timecode: timecode of the first sample added frames : number of frames added. out: return false if there wasn't enough space in audio buffer to process all the data

Implements AudioOutput.

Definition at line 118 of file audioreencodebuffer.cpp.

Referenced by AddFrames().

AudioBuffer * AudioReencodeBuffer::GetData

(

long long

time

)

Definition at line 183 of file audioreencodebuffer.cpp.

Referenced by Transcode::TranscodeFile().

long long AudioReencodeBuffer::GetSamples

(

long long

time

)

Definition at line 201 of file audioreencodebuffer.cpp.

Referenced by Transcode::TranscodeFile().

void AudioReencodeBuffer::SetTimecode ( int64_t  timecode )

virtual

Implements AudioOutput.

Definition at line 222 of file audioreencodebuffer.cpp.

virtual bool AudioReencodeBuffer::IsPaused ( void  ) const

inlinevirtual

Implements AudioOutput.

Definition at line 45 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::Pause ( bool  paused )

inlinevirtual

Implements AudioOutput.

Definition at line 46 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::PauseUntilBuffered ( void  )

inlinevirtual

Implements AudioOutput.

Definition at line 47 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::Drain ( void  )

inlinevirtual

Implements AudioOutput.

Definition at line 48 of file audioreencodebuffer.h.

virtual int64_t AudioReencodeBuffer::GetAudiotime ( void  )

inlinevirtual

Implements AudioOutput.

Definition at line 49 of file audioreencodebuffer.h.

virtual int AudioReencodeBuffer::GetVolumeChannel ( int  ) const

inlinevirtual

Implements VolumeBase.

Definition at line 50 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::SetVolumeChannel ( int  , int    )

inlinevirtual

Implements VolumeBase.

Definition at line 51 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::SetVolumeAll ( int  )

inlinevirtual

Definition at line 52 of file audioreencodebuffer.h.

virtual uint AudioReencodeBuffer::GetCurrentVolume ( void  ) const

inlinevirtual

Reimplemented from VolumeBase.

Definition at line 53 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::SetCurrentVolume ( int  )

inlinevirtual

Reimplemented from VolumeBase.

Definition at line 54 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::AdjustCurrentVolume ( int  )

inlinevirtual

Reimplemented from VolumeBase.

Definition at line 55 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::SetMute ( bool  )

inlinevirtual

Definition at line 56 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::ToggleMute ( void  )

inlinevirtual

Reimplemented from VolumeBase.

Definition at line 57 of file audioreencodebuffer.h.

virtual MuteState AudioReencodeBuffer::GetMuteState ( void  ) const

inlinevirtual

Reimplemented from VolumeBase.

Definition at line 58 of file audioreencodebuffer.h.

virtual MuteState AudioReencodeBuffer::IterateMutedChannels ( void  )

inlinevirtual

Definition at line 59 of file audioreencodebuffer.h.

virtual bool AudioReencodeBuffer::IsUpmixing ( void  )

inlinevirtual

Implements AudioOutput.

Definition at line 60 of file audioreencodebuffer.h.

virtual bool AudioReencodeBuffer::ToggleUpmix ( void  )

inlinevirtual

Implements AudioOutput.

Definition at line 61 of file audioreencodebuffer.h.

virtual bool AudioReencodeBuffer::CanUpmix ( void  )

inlinevirtual

Implements AudioOutput.

Definition at line 62 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::SetSWVolume ( int  new_volume, bool  save  )

inlinevirtual

Implements VolumeBase.

Definition at line 63 of file audioreencodebuffer.h.

virtual int AudioReencodeBuffer::GetSWVolume ( void  )

inlinevirtual

Implements VolumeBase.

Definition at line 64 of file audioreencodebuffer.h.

virtual bool AudioReencodeBuffer::CanPassthrough ( int  , int  , int  , int    ) const

inlinevirtual

Reimplemented from AudioOutput.

Definition at line 65 of file audioreencodebuffer.h.

virtual void AudioReencodeBuffer::bufferOutputData ( bool  )

inlinevirtual

Implements AudioOutput.

Definition at line 69 of file audioreencodebuffer.h.

virtual int AudioReencodeBuffer::readOutputData ( unsigned char *  , int    )

inlinevirtual

Implements AudioOutput.

Definition at line 70 of file audioreencodebuffer.h.

Member Data Documentation

int AudioReencodeBuffer::m_channels

Definition at line 72 of file audioreencodebuffer.h.

Referenced by Reconfigure(), and Transcode::TranscodeFile().

int AudioReencodeBuffer::m_bits

Definition at line 73 of file audioreencodebuffer.h.

int AudioReencodeBuffer::m_bytes_per_frame

Definition at line 74 of file audioreencodebuffer.h.

Referenced by AddData(), AddFrames(), Reconfigure(), and Transcode::TranscodeFile().

int AudioReencodeBuffer::m_eff_audiorate

Definition at line 75 of file audioreencodebuffer.h.

Referenced by AddData(), Reconfigure(), SetEffDsp(), and Transcode::TranscodeFile().

long long AudioReencodeBuffer::m_last_audiotime

Definition at line 76 of file audioreencodebuffer.h.

Referenced by AddData(), GetAudiotime(), and SetTimecode().

bool AudioReencodeBuffer::m_passthru

Definition at line 77 of file audioreencodebuffer.h.

Referenced by Reconfigure(), and Transcode::TranscodeFile().

int AudioReencodeBuffer::m_audioFrameSize

Definition at line 78 of file audioreencodebuffer.h.

Referenced by AddData(), AudioReencodeBuffer(), and Transcode::TranscodeFile().

bool AudioReencodeBuffer::m_initpassthru

private

Definition at line 81 of file audioreencodebuffer.h.

Referenced by AudioReencodeBuffer(), and CanPassthrough().

QMutex AudioReencodeBuffer::m_bufferMutex

private

Definition at line 82 of file audioreencodebuffer.h.

Referenced by AddData(), GetData(), GetSamples(), and Reset().

QList<AudioBuffer *> AudioReencodeBuffer::m_bufferList

private

Definition at line 83 of file audioreencodebuffer.h.

Referenced by AddData(), GetData(), GetSamples(), and Reset().

AudioBuffer* AudioReencodeBuffer::m_saveBuffer

private

Definition at line 84 of file audioreencodebuffer.h.

Referenced by AddData(), and ~AudioReencodeBuffer().

---

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

• audioreencodebuffer.h
• audioreencodebuffer.cpp