Inheritance diagram for ActiveAE::CActiveAEStream:

Collaboration diagram for ActiveAE::CActiveAEStream:

Public Member Functions
unsigned int	GetSpace () override
	Returns the amount of space available in the stream. More...

unsigned int	AddData (const uint8_t const data, unsigned int offset, unsigned int frames, ExtData *extData) override
	Add planar or interleaved PCM data to the stream. More...

double	GetDelay () override
	Returns the time in seconds that it will take for the next added packet to be heard from the speakers. More...

CAESyncInfo	GetSyncInfo () override
	Returns info about audio to clock synchronization. More...

bool	IsBuffering () override
	Returns if the stream is buffering. More...

double	GetCacheTime () override
	Returns the time in seconds of the stream's cached audio samples. More...

double	GetCacheTotal () override
	Returns the total time in seconds of the cache. More...

double	GetMaxDelay () override
	Returns the total time in seconds of maximum delay. More...

void	Pause () override
	Pauses the stream playback.

void	Resume () override
	Resumes the stream after pausing.

void	Drain (bool wait) override
	Start draining the stream. More...

bool	IsDraining () override
	Returns true if the is stream draining.

bool	IsDrained () override
	Returns true if the is stream has finished draining.

void	Flush () override
	Flush all buffers dropping the audio data.

float	GetVolume () override
	Return the stream's current volume level. More...

float	GetReplayGain () override
	Returns the stream's current replay gain factor. More...

float	GetAmplification () override
	Gets the stream's volume amplification in linear units. More...

void	SetVolume (float volume) override
	Set the stream's volume level. More...

void	SetReplayGain (float factor) override
	Sets the stream's replay gain factor, this is used by formats such as MP3 that have attenuation information in their streams. More...

void	SetAmplification (float amplify) override
	Sets the stream's volume amplification in linear units. More...

void	SetFFmpegInfo (int profile, enum AVMatrixEncoding matrix_encoding, enum AVAudioServiceType audio_service_type) override
	Sets the stream ffmpeg information if present. More...

unsigned int	GetFrameSize () const override
	Returns the size of one audio frame in bytes (channelCount * resolution) More...

unsigned int	GetChannelCount () const override
	Returns the number of channels the stream is configured to accept. More...

unsigned int	GetSampleRate () const override
	Returns the stream's sample rate, if the stream is using a dynamic sample rate, this value will NOT reflect any changes made by calls to SetResampleRatio() More...

enum AEDataFormat	GetDataFormat () const override
	Return the data format the stream has been configured with. More...

double	GetResampleRatio () override
	Return the resample ratio. More...

void	SetResampleRatio (double ratio) override
	Sets the resample ratio. More...

void	SetResampleMode (int mode) override
	Sets the resamplling on/ff.

void	RegisterAudioCallback (IAudioCallback *pCallback) override
	Registers the audio callback to call with each block of data, this is used by Audio Visualizations. More...

void	UnRegisterAudioCallback () override
	Unregisters the current audio callback.

void	FadeVolume (float from, float to, unsigned int time) override
	Fade the volume level over the specified time. More...

bool	IsFading () override
	Returns if a fade is still running. More...

void	RegisterSlave (IAEStream *stream) override
	Slave a stream to resume when this stream has drained.

Protected Member Functions
	CActiveAEStream (AEAudioFormat format, unsigned int streamid, CActiveAE ae)

void	FadingFinished ()

void	IncFreeBuffers ()

void	DecFreeBuffers ()

void	ResetFreeBuffers ()

void	InitRemapper ()

void	RemapBuffer ()

double	CalcResampleRatio (double error)

std::chrono::milliseconds	GetErrorInterval ()

Protected Attributes
CActiveAE *	m_activeAE

unsigned int	m_id

AEAudioFormat	m_format

float	m_streamVolume

float	m_streamRgain

float	m_streamAmplify

double	m_streamResampleRatio

int	m_streamResampleMode

unsigned int	m_streamSpace

bool	m_streamDraining

bool	m_streamDrained

bool	m_streamFading

int	m_streamFreeBuffers

bool	m_streamIsBuffering

bool	m_streamIsFlushed

IAEStream *	m_streamSlave

CCriticalSection	m_streamLock

CCriticalSection	m_statsLock

int	m_leftoverBytes

CSampleBuffer *	m_currentBuffer

std::unique_ptr< CSoundPacket >	m_remapBuffer

std::unique_ptr< IAEResample >	m_remapper

double	m_lastPts

double	m_lastPtsJump

std::chrono::milliseconds	m_errorInterval {1000}

std::unique_ptr< CActiveAEBufferPool >	m_inputBuffers

std::unique_ptr< CActiveAEStreamBuffers >	m_processingBuffers

std::deque< CSampleBuffer * >	m_processingSamples

std::unique_ptr< CActiveAEDataProtocol >	m_streamPort

CEvent	m_inMsgEvent

bool	m_drain

bool	m_paused

bool	m_started

CAELimiter	m_limiter

float	m_volume

float	m_rgain

float	m_amplify

float	m_bufferedTime

int	m_fadingSamples

float	m_fadingBase

float	m_fadingTarget

int	m_fadingTime

int	m_profile

int	m_resampleMode

double	m_resampleIntegral

double	m_clockSpeed

enum AVMatrixEncoding	m_matrixEncoding

enum AVAudioServiceType	m_audioServiceType

bool	m_forceResampler

IAEClockCallback *	m_pClock

CSyncError	m_syncError

double	m_lastSyncError

CAESyncInfo::AESyncState	m_syncState

Friends
class	CActiveAE

class	CEngineStats

Member Function Documentation

◆ AddData()

unsigned int CActiveAEStream::AddData	(	const uint8_t const	data,
		unsigned int	offset,
		unsigned int	frames,
		ExtData *	extData
	)

overridevirtual

Add planar or interleaved PCM data to the stream.

Parameters

data	array of pointers to the planes
offset	to frame in frames
frames	number of frames
pts	timestamp

Returns: The number of frames consumed

Implements IAEStream.

◆ Drain()

void CActiveAEStream::Drain ( bool wait )

overridevirtual

Start draining the stream.

Note: Once called AddData will not consume more data.

Implements IAEStream.

◆ FadeVolume()

void CActiveAEStream::FadeVolume	(	float	from,
		float	target,
		unsigned int	time
	)

overridevirtual

Fade the volume level over the specified time.

Parameters

from	The volume level to fade from (0.0f-1.0f) - See notes
target	The volume level to fade to (0.0f-1.0f)
time	The amount of time in milliseconds for the fade to occur

Note: The from parameter does not set the streams volume, it is only used to calculate the fade time properly

Reimplemented from IAEStream.

◆ GetAmplification()

float CActiveAEStream::GetAmplification ( )

overridevirtual

Gets the stream's volume amplification in linear units.

Returns: The volume amplification factor between 1.0 and 1000.0

Implements IAEStream.

◆ GetCacheTime()

double CActiveAEStream::GetCacheTime ( )

overridevirtual

Returns the time in seconds of the stream's cached audio samples.

Engine buffers excluded.

Returns: seconds

Implements IAEStream.

◆ GetCacheTotal()

double CActiveAEStream::GetCacheTotal ( )

overridevirtual

Returns the total time in seconds of the cache.

Returns: seconds

Implements IAEStream.

◆ GetChannelCount()

unsigned int CActiveAEStream::GetChannelCount ( ) const

overridevirtual

Returns the number of channels the stream is configured to accept.

Returns: The channel count

Implements IAEStream.

◆ GetDataFormat()

enum AEDataFormat CActiveAEStream::GetDataFormat ( ) const

overridevirtual

Return the data format the stream has been configured with.

Returns: The stream's data format (eg, AE_FMT_S16LE)

Implements IAEStream.

◆ GetDelay()

double CActiveAEStream::GetDelay ( )

overridevirtual

Returns the time in seconds that it will take for the next added packet to be heard from the speakers.

Returns: seconds

Implements IAEStream.

◆ GetFrameSize()

unsigned int CActiveAEStream::GetFrameSize ( ) const

overridevirtual

Returns the size of one audio frame in bytes (channelCount * resolution)

Returns: The size in bytes of one frame

Implements IAEStream.

◆ GetMaxDelay()

double CActiveAEStream::GetMaxDelay ( )

overridevirtual

Returns the total time in seconds of maximum delay.

Returns: seconds

Implements IAEStream.

◆ GetReplayGain()

float CActiveAEStream::GetReplayGain ( )

overridevirtual

Returns the stream's current replay gain factor.

Returns: The replay gain factor between 0.0 and 1.0

Implements IAEStream.

◆ GetResampleRatio()

double CActiveAEStream::GetResampleRatio ( )

overridevirtual

Return the resample ratio.

Note: This will return an undefined value if the stream is not resampling

Returns: the current resample ratio or undefined if the stream is not resampling

Implements IAEStream.

◆ GetSampleRate()

unsigned int CActiveAEStream::GetSampleRate ( ) const

overridevirtual

Returns the stream's sample rate, if the stream is using a dynamic sample rate, this value will NOT reflect any changes made by calls to SetResampleRatio()

Returns: The stream's sample rate (eg, 48000)

Implements IAEStream.

◆ GetSpace()

unsigned int CActiveAEStream::GetSpace ( )

overridevirtual

Returns the amount of space available in the stream.

Returns: The number of bytes AddData will consume

Implements IAEStream.

◆ GetSyncInfo()

CAESyncInfo CActiveAEStream::GetSyncInfo ( )

overridevirtual

Returns info about audio to clock synchronization.

Returns: CAESyncInfo

Implements IAEStream.

◆ GetVolume()

float CActiveAEStream::GetVolume ( )

overridevirtual

Return the stream's current volume level.

Returns: The volume level between 0.0 and 1.0

Implements IAEStream.

◆ IsBuffering()

bool CActiveAEStream::IsBuffering ( )

overridevirtual

Returns if the stream is buffering.

Returns: True if the stream is buffering

Implements IAEStream.

◆ IsFading()

bool CActiveAEStream::IsFading ( )

overridevirtual

Returns if a fade is still running.

Returns: true if a fade is in progress, otherwise false

Reimplemented from IAEStream.

◆ RegisterAudioCallback()

void CActiveAEStream::RegisterAudioCallback ( IAudioCallback * pCallback )

overridevirtual

Registers the audio callback to call with each block of data, this is used by Audio Visualizations.

Warning: Currently the callbacks require stereo float data in blocks of 512 samples, any deviation from this may crash XBMC, or cause junk to be rendered

Parameters

pCallback The callback

Implements IAEStream.

◆ SetAmplification()

void CActiveAEStream::SetAmplification ( float amplify )

overridevirtual

Sets the stream's volume amplification in linear units.

Parameters

The	volume amplification factor between 1.0 and 1000.0

Implements IAEStream.

◆ SetFFmpegInfo()

void CActiveAEStream::SetFFmpegInfo	(	int	profile,
		enum AVMatrixEncoding	matrix_encoding,
		enum AVAudioServiceType	audio_service_type
	)

overridevirtual

Sets the stream ffmpeg information if present.

Parameters

profile

matrix_encoding

audio_service_type

Implements IAEStream.

◆ SetReplayGain()

void CActiveAEStream::SetReplayGain ( float factor )

overridevirtual

Sets the stream's replay gain factor, this is used by formats such as MP3 that have attenuation information in their streams.

Parameters

factor The replay gain factor

Implements IAEStream.

◆ SetResampleRatio()

void CActiveAEStream::SetResampleRatio ( double ratio )

overridevirtual

Sets the resample ratio.

Note: This function may return false if the stream is not resampling, if you wish to use this be sure to set the AESTREAM_FORCE_RESAMPLE option

Parameters

ratio the new sample rate ratio, calculated by ((double)desiredRate / (double)GetSampleRate())

Implements IAEStream.

◆ SetVolume()

void CActiveAEStream::SetVolume ( float volume )

overridevirtual

Set the stream's volume level.

Parameters

volume The new volume level between 0.0 and 1.0

Implements IAEStream.

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

xbmc/cores/AudioEngine/Engines/ActiveAE/ActiveAEStream.h
xbmc/cores/AudioEngine/Engines/ActiveAE/ActiveAEStream.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Friends

Member Function Documentation

◆ AddData()

◆ Drain()

◆ FadeVolume()

◆ GetAmplification()

◆ GetCacheTime()

◆ GetCacheTotal()

◆ GetChannelCount()

◆ GetDataFormat()

◆ GetDelay()

◆ GetFrameSize()

◆ GetMaxDelay()

◆ GetReplayGain()

◆ GetResampleRatio()

◆ GetSampleRate()

◆ GetSpace()

◆ GetSyncInfo()

◆ GetVolume()

◆ IsBuffering()

◆ IsFading()

◆ RegisterAudioCallback()

◆ SetAmplification()

◆ SetFFmpegInfo()

◆ SetReplayGain()

◆ SetResampleRatio()

◆ SetVolume()