#include <audioplayer.h>

Inheritance diagram for AudioPlayer:

Collaboration diagram for AudioPlayer:

[legend]

Signals
void	AudioPlayerStateChanged (MythAudioPlayerState State)

Public Member Functions
	AudioPlayer (MythPlayer *parent, bool muted)

	~AudioPlayer () override

void	addVisual (MythTV::Visual *vis)

void	removeVisual (MythTV::Visual *vis)

void	Reset (void)

void	DeleteOutput (void)

QString	ReinitAudio (void)

void	SetAudioOutput (AudioOutput *ao)

void	SetAudioInfo (const QString &main_device, const QString &passthru_device, uint samplerate, int codec_profile=-1)
	Set audio output device parameters. More...

void	SetAudioParams (AudioFormat format, int orig_channels, int channels, AVCodecID codec, int samplerate, bool passthru, int codec_profile=-1)
	Set audio output parameters. More...

void	SetEffDsp (int dsprate)

void	CheckFormat (void)

void	SetNoAudio (void)

bool	HasAudioIn (void) const

bool	HasAudioOut (void) const

bool	ControlsVolume (void) const

bool	Pause (bool pause)

bool	IsPaused (void)

void	PauseAudioUntilBuffered (void)

AVCodecID	GetCodec (void) const

int	GetOrigChannels (void) const

int	GetSampleRate (void) const

uint	GetVolume (void)

uint	AdjustVolume (int change)

uint	SetVolume (int newvolume)

float	GetStretchFactor (void) const

void	SetStretchFactor (float factor)

bool	IsUpmixing (void)

bool	EnableUpmix (bool enable, bool toggle=false)

bool	CanUpmix (void)

bool	CanPassthrough (int samplerate, int channels, AVCodecID codec, int profile)

bool	CanDownmix (void)

bool	CanAC3 (void)

bool	CanDTS (void)

bool	CanEAC3 (void)

bool	CanTrueHD (void)

bool	CanDTSHD (void)

uint	GetMaxChannels (void)

int	GetMaxHDRate (void)

std::chrono::milliseconds	GetAudioTime (void)

AudioFormat	GetFormat (void) const

bool	CanProcess (AudioFormat fmt)

uint32_t	CanProcess (void)

int	DecodeAudio (AVCodecContext ctx, uint8_t buffer, int &data_size, const AVPacket *pkt)
	DecodeAudio Utility routine. More...

bool	IsMuted (void)

bool	SetMuted (bool mute)

MuteState	GetMuteState (void)

MuteState	SetMuteState (MuteState mstate)

MuteState	IncrMuteState (void)

void	AddAudioData (char *buffer, int len, std::chrono::milliseconds timecode, int frames)

bool	NeedDecodingBeforePassthrough (void)

std::chrono::milliseconds	LengthLastData (void)

bool	GetBufferStatus (uint &fill, uint &total)

bool	IsBufferAlmostFull (void)

std::chrono::milliseconds	GetAudioBufferedTime (void)

AudioOutput *	GetAudioOutput (void) const
	Return internal AudioOutput object. More...

Private Member Functions
void	AddVisuals (void)

void	RemoveVisuals (void)

void	ResetVisuals (void)

Private Attributes
MythPlayer *	m_parent {nullptr}

AudioOutput *	m_audioOutput {nullptr}

MythAudioPlayerState	m_state { }

float	m_stretchFactor {1.0F}

QRecursiveMutex	m_lock

bool	m_mutedOnCreation {false}

QString	m_mainDevice

QString	m_passthruDevice

bool	m_noAudioIn {false}

bool	m_noAudioOut {true}

bool	m_controlsVolume {true}

std::vector< MythTV::Visual * >	m_visuals

Detailed Description

Definition at line 26 of file audioplayer.h.

Constructor & Destructor Documentation

◆ AudioPlayer()

AudioPlayer::AudioPlayer	(	MythPlayer *	parent,
		bool	muted
	)

Definition at line 12 of file audioplayer.cpp.

◆ ~AudioPlayer()

AudioPlayer::~AudioPlayer ( )

override

Definition at line 19 of file audioplayer.cpp.

Member Function Documentation

◆ AudioPlayerStateChanged

void AudioPlayer::AudioPlayerStateChanged ( MythAudioPlayerState State )

signal

Referenced by MythPlayerAudioUI::MythPlayerAudioUI(), MythPlayerVisualiserUI::MythPlayerVisualiserUI(), SetAudioInfo(), and SetAudioParams().

◆ addVisual()

void AudioPlayer::addVisual ( MythTV::Visual * vis )

Definition at line 25 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::SetupAudioGraph(), and VideoVisual::VideoVisual().

◆ removeVisual()

void AudioPlayer::removeVisual ( MythTV::Visual * vis )

Definition at line 39 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::ClearAudioGraph(), and VideoVisual::~VideoVisual().

◆ Reset()

void AudioPlayer::Reset ( void )

Definition at line 83 of file audioplayer.cpp.

Referenced by MythPlayerAVSync::AVSync(), MythPlayer::ClearAfterSeek(), MythPlayer::PrebufferEnoughFrames(), MythDVDDecoder::ReadPacket(), and MythPlayerAudioUI::ResetAudio().

◆ DeleteOutput()

void AudioPlayer::DeleteOutput ( void )

Definition at line 92 of file audioplayer.cpp.

Referenced by MythPlayer::AudioEnd(), SetAudioOutput(), MythPlayerUI::StartPlaying(), and ~AudioPlayer().

◆ ReinitAudio()

QString AudioPlayer::ReinitAudio ( void )

Definition at line 104 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::ReinitAudio(), AvFormatDecoder::ScanStreams(), and AvFormatDecoder::SetupAudioStream().

◆ SetAudioOutput()

void AudioPlayer::SetAudioOutput ( AudioOutput * ao )

Definition at line 204 of file audioplayer.cpp.

◆ SetAudioInfo()

void AudioPlayer::SetAudioInfo	(	const QString &	main_device,
		const QString &	passthru_device,
		uint	samplerate,
		int	codec_profile = `-1`
	)

Set audio output device parameters.

codec_profile is currently only used for DTS

Definition at line 226 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::SetupAudioOutput().

◆ SetAudioParams()

void AudioPlayer::SetAudioParams	(	AudioFormat	format,
		int	orig_channels,
		int	channels,
		AVCodecID	codec,
		int	samplerate,
		bool	passthru,
		int	codec_profile = `-1`
	)

Set audio output parameters.

codec_profile is currently only used for DTS

Definition at line 246 of file audioplayer.cpp.

Referenced by AvFormatDecoder::ScanStreams(), and AvFormatDecoder::SetupAudioStream().

◆ SetEffDsp()

void AudioPlayer::SetEffDsp ( int dsprate )

Definition at line 262 of file audioplayer.cpp.

◆ CheckFormat()

void AudioPlayer::CheckFormat ( void )

Definition at line 172 of file audioplayer.cpp.

Referenced by MythPlayer::OpenFile().

◆ SetNoAudio()

void AudioPlayer::SetNoAudio ( void )

inline

Definition at line 54 of file audioplayer.h.

◆ HasAudioIn()

bool AudioPlayer::HasAudioIn ( void ) const

inline

Definition at line 55 of file audioplayer.h.

Referenced by MythPlayerVisualiserUI::AutoVisualise(), MythPlayerAVSync::AVSync(), AvFormatDecoder::GetFrame(), AvFormatDecoder::ProcessAudioPacket(), AvFormatDecoder::RemoveAudioStreams(), and AvFormatDecoder::ScanStreams().

◆ HasAudioOut()

bool AudioPlayer::HasAudioOut ( void ) const

inline

Definition at line 56 of file audioplayer.h.

Referenced by MythPlayerAudioUI::ChangeMuteState(), MythPlayer::ChangeSpeed(), MythPlayer::DecoderLoop(), MythPlayerAudioUI::EnableUpmix(), MythPlayer::ForceSetupAudioStream(), AvFormatDecoder::ProcessAudioPacket(), MythPlayer::SetDisablePassThrough(), and MythPlayer::syncWithAudioStretch().

◆ ControlsVolume()

bool AudioPlayer::ControlsVolume ( void ) const

inline

Definition at line 57 of file audioplayer.h.

Referenced by MythPlayerAudioUI::ChangeMuteState().

◆ Pause()

bool AudioPlayer::Pause ( bool pause )

Definition at line 178 of file audioplayer.cpp.

Referenced by MythPlayerAVSync::AVSync(), MythPlayer::Pause(), MythPlayer::Play(), MythPlayer::PrebufferEnoughFrames(), MythPlayerAVSync::ResetAVSyncForLiveTV(), and MythPlayerAVSync::SetAVSyncMusicChoice().

◆ IsPaused()

bool AudioPlayer::IsPaused ( void )

Definition at line 188 of file audioplayer.cpp.

Referenced by MythPlayerUI::EventLoop().

◆ PauseAudioUntilBuffered()

void AudioPlayer::PauseAudioUntilBuffered ( void )

Definition at line 196 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::PauseAudioUntilBuffered().

◆ GetCodec()

AVCodecID AudioPlayer::GetCodec ( void ) const

inline

Definition at line 62 of file audioplayer.h.

Referenced by MythPlayerUI::GetCodecDescription(), and Transcode::TranscodeFile().

◆ GetOrigChannels()

int AudioPlayer::GetOrigChannels ( void ) const

inline

Definition at line 63 of file audioplayer.h.

Referenced by MythPlayerUI::GetCodecDescription().

◆ GetSampleRate()

int AudioPlayer::GetSampleRate ( void ) const

inline

Definition at line 64 of file audioplayer.h.

Referenced by MythPlayerUI::GetPlaybackData(), and MythPlayerAudioUI::SetupAudioGraph().

◆ GetVolume()

uint AudioPlayer::GetVolume ( void )

Definition at line 214 of file audioplayer.cpp.

Referenced by AdjustVolume(), MythPlayerAudioUI::ChangeVolume(), and SetVolume().

◆ AdjustVolume()

uint AudioPlayer::AdjustVolume ( int change )

Definition at line 317 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::ChangeVolume().

◆ SetVolume()

uint AudioPlayer::SetVolume ( int newvolume )

Definition at line 326 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::ChangeVolume().

◆ GetStretchFactor()

float AudioPlayer::GetStretchFactor ( void ) const

inline

Definition at line 68 of file audioplayer.h.

Referenced by MythPlayerUI::EventLoop(), MythPlayer::IsNearEnd(), MythPlayer::SetFrameRate(), MythPlayer::SetVideoParams(), MythPlayerUI::StartPlaying(), MythPlayer::syncWithAudioStretch(), and MythPlayer::UpdateFFRewSkip().

◆ SetStretchFactor()

void AudioPlayer::SetStretchFactor ( float factor )

Definition at line 369 of file audioplayer.cpp.

Referenced by MythPlayer::ChangeSpeed(), ReinitAudio(), and MythPlayerAudioUI::SetupAudioOutput().

◆ IsUpmixing()

bool AudioPlayer::IsUpmixing ( void )

Definition at line 343 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::EnableUpmix(), and EnableUpmix().

◆ EnableUpmix()

bool AudioPlayer::EnableUpmix	(	bool	enable,
		bool	toggle = `false`
	)

Definition at line 351 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::EnableUpmix().

◆ CanUpmix()

bool AudioPlayer::CanUpmix ( void )

Definition at line 361 of file audioplayer.cpp.

◆ CanPassthrough()

bool AudioPlayer::CanPassthrough	(	int	samplerate,
		int	channels,
		AVCodecID	codec,
		int	profile
	)

Definition at line 430 of file audioplayer.cpp.

Referenced by AvFormatDecoder::DoPassThrough().

◆ CanDownmix()

bool AudioPlayer::CanDownmix ( void )

Definition at line 438 of file audioplayer.cpp.

Referenced by AvFormatDecoder::DecoderWillDownmix().

◆ CanAC3()

bool AudioPlayer::CanAC3 ( void )

Definition at line 391 of file audioplayer.cpp.

◆ CanDTS()

bool AudioPlayer::CanDTS ( void )

Definition at line 396 of file audioplayer.cpp.

◆ CanEAC3()

bool AudioPlayer::CanEAC3 ( void )

Definition at line 401 of file audioplayer.cpp.

◆ CanTrueHD()

bool AudioPlayer::CanTrueHD ( void )

Definition at line 406 of file audioplayer.cpp.

◆ CanDTSHD()

bool AudioPlayer::CanDTSHD ( void )

Definition at line 411 of file audioplayer.cpp.

Referenced by AvFormatDecoder::AutoSelectAudioTrack(), and AvFormatDecoder::DoPassThrough().

◆ GetMaxChannels()

uint AudioPlayer::GetMaxChannels ( void )

Definition at line 416 of file audioplayer.cpp.

Referenced by AvFormatDecoder::ProcessAudioPacket(), and AvFormatDecoder::SetupAudioStream().

◆ GetMaxHDRate()

int AudioPlayer::GetMaxHDRate ( void )

Definition at line 423 of file audioplayer.cpp.

◆ GetAudioTime()

std::chrono::milliseconds AudioPlayer::GetAudioTime ( void )

Definition at line 335 of file audioplayer.cpp.

Referenced by MythPlayerAVSync::AVSync(), and VideoVisual::GetNode().

◆ GetFormat()

AudioFormat AudioPlayer::GetFormat ( void ) const

inline

Definition at line 83 of file audioplayer.h.

Referenced by AvFormatDecoder::ProcessAudioPacket().

◆ CanProcess() [1/2]

bool AudioPlayer::CanProcess ( AudioFormat fmt )

Definition at line 513 of file audioplayer.cpp.

◆ CanProcess() [2/2]

uint32_t AudioPlayer::CanProcess ( void )

Definition at line 520 of file audioplayer.cpp.

Referenced by SetAudioParams().

◆ DecodeAudio()

int AudioPlayer::DecodeAudio	(	AVCodecContext *	ctx,
		uint8_t *	buffer,
		int &	data_size,
		const AVPacket *	pkt
	)

DecodeAudio Utility routine.

Decode an audio packet, and compact it if data is planar Return negative error code if an error occurred during decoding or the number of bytes consumed from the input AVPacket data_size contains the size of decoded data copied into buffer data decoded will be S16 samples if class instance can't handle HD audio or S16 and above otherwise. No U8 PCM format can be returned

Definition at line 537 of file audioplayer.cpp.

Referenced by AvFormatDecoder::ProcessAudioPacket().

◆ IsMuted()

bool AudioPlayer::IsMuted ( void )

inline

Definition at line 90 of file audioplayer.h.

Referenced by MythPlayerAudioUI::ChangeMuteState(), and SetMuted().

◆ SetMuted()

bool AudioPlayer::SetMuted ( bool mute )

Definition at line 270 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::ChangeMuteState().

◆ GetMuteState()

MuteState AudioPlayer::GetMuteState ( void )

Definition at line 309 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::ChangeMuteState(), and IncrMuteState().

◆ SetMuteState()

MuteState AudioPlayer::SetMuteState ( MuteState mstate )

Definition at line 294 of file audioplayer.cpp.

Referenced by IncrMuteState(), ReinitAudio(), and SetMuted().

◆ IncrMuteState()

MuteState AudioPlayer::IncrMuteState ( void )

Definition at line 302 of file audioplayer.cpp.

Referenced by MythPlayerAudioUI::ChangeMuteState().

◆ AddAudioData()

void AudioPlayer::AddAudioData	(	char *	buffer,
		int	len,
		std::chrono::milliseconds	timecode,
		int	frames
	)

Definition at line 449 of file audioplayer.cpp.

Referenced by AvFormatDecoder::ProcessAudioPacket().

◆ NeedDecodingBeforePassthrough()

bool AudioPlayer::NeedDecodingBeforePassthrough ( void )

Definition at line 470 of file audioplayer.cpp.

Referenced by AvFormatDecoder::ProcessAudioPacket().

◆ LengthLastData()

std::chrono::milliseconds AudioPlayer::LengthLastData ( void )

Definition at line 477 of file audioplayer.cpp.

Referenced by AvFormatDecoder::ProcessAudioPacket().

◆ GetBufferStatus()

bool AudioPlayer::GetBufferStatus	(	uint &	fill,
		uint &	total
	)

Definition at line 484 of file audioplayer.cpp.

Referenced by IsBufferAlmostFull().

◆ IsBufferAlmostFull()

bool AudioPlayer::IsBufferAlmostFull ( void )

Definition at line 493 of file audioplayer.cpp.

Referenced by MythPlayer::DecoderGetFrame(), AvFormatDecoder::GetFrame(), MythPlayer::PrebufferEnoughFrames(), and AvFormatDecoder::ProcessAudioPacket().

◆ GetAudioBufferedTime()

std::chrono::milliseconds AudioPlayer::GetAudioBufferedTime ( void )

Definition at line 507 of file audioplayer.cpp.

Referenced by IsBufferAlmostFull().

◆ GetAudioOutput()

AudioOutput* AudioPlayer::GetAudioOutput ( void ) const

inline

Return internal AudioOutput object.

Definition at line 106 of file audioplayer.h.

Referenced by MythPlayerUI::EventLoop(), and AvFormatDecoder::SetupAudioStream().

◆ AddVisuals()

void AudioPlayer::AddVisuals ( void )

private

Definition at line 53 of file audioplayer.cpp.

Referenced by ReinitAudio(), and SetAudioOutput().

◆ RemoveVisuals()

void AudioPlayer::RemoveVisuals ( void )

private

Definition at line 63 of file audioplayer.cpp.

Referenced by DeleteOutput().

◆ ResetVisuals()

void AudioPlayer::ResetVisuals ( void )

private

Definition at line 73 of file audioplayer.cpp.

Referenced by ReinitAudio(), and SetAudioParams().

Member Data Documentation

◆ m_parent

MythPlayer* AudioPlayer::m_parent {nullptr}

private

Definition at line 114 of file audioplayer.h.

Referenced by AddAudioData(), and ReinitAudio().

◆ m_audioOutput

AudioOutput* AudioPlayer::m_audioOutput {nullptr}

private

◆ m_state

MythAudioPlayerState AudioPlayer::m_state { }

private

Definition at line 116 of file audioplayer.h.

Referenced by CheckFormat(), ReinitAudio(), SetAudioInfo(), and SetAudioParams().

◆ m_stretchFactor

float AudioPlayer::m_stretchFactor {1.0F}

private

Definition at line 117 of file audioplayer.h.

Referenced by ReinitAudio(), and SetStretchFactor().

◆ m_lock

QRecursiveMutex AudioPlayer::m_lock

private

Definition at line 121 of file audioplayer.h.

Referenced by addVisual(), AddVisuals(), AdjustVolume(), CanUpmix(), DeleteOutput(), EnableUpmix(), GetAudioTime(), GetMuteState(), GetVolume(), IsPaused(), IsUpmixing(), Pause(), PauseAudioUntilBuffered(), ReinitAudio(), removeVisual(), RemoveVisuals(), Reset(), ResetVisuals(), SetAudioOutput(), SetEffDsp(), SetMuted(), SetMuteState(), SetStretchFactor(), and SetVolume().

◆ m_mutedOnCreation

bool AudioPlayer::m_mutedOnCreation {false}

private

Definition at line 123 of file audioplayer.h.

Referenced by ReinitAudio().

◆ m_mainDevice

QString AudioPlayer::m_mainDevice

private

Definition at line 124 of file audioplayer.h.

Referenced by ReinitAudio(), and SetAudioInfo().

◆ m_passthruDevice

QString AudioPlayer::m_passthruDevice

private

Definition at line 125 of file audioplayer.h.

Referenced by ReinitAudio(), and SetAudioInfo().

◆ m_noAudioIn

bool AudioPlayer::m_noAudioIn {false}

private

Definition at line 126 of file audioplayer.h.

Referenced by CheckFormat(), and ReinitAudio().

◆ m_noAudioOut

bool AudioPlayer::m_noAudioOut {true}

private

Definition at line 127 of file audioplayer.h.

Referenced by AddAudioData(), AdjustVolume(), CheckFormat(), DeleteOutput(), GetAudioTime(), GetBufferStatus(), GetMuteState(), GetVolume(), IncrMuteState(), IsPaused(), Pause(), PauseAudioUntilBuffered(), ReinitAudio(), SetEffDsp(), SetMuted(), SetMuteState(), and SetVolume().

◆ m_controlsVolume

bool AudioPlayer::m_controlsVolume {true}

private

Definition at line 128 of file audioplayer.h.

Referenced by AudioPlayer(), and ReinitAudio().

◆ m_visuals

std::vector<MythTV::Visual*> AudioPlayer::m_visuals

private

Definition at line 129 of file audioplayer.h.

Referenced by addVisual(), AddVisuals(), removeVisual(), RemoveVisuals(), ResetVisuals(), and ~AudioPlayer().

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

Signals

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ AudioPlayer()

◆ ~AudioPlayer()

Member Function Documentation

◆ AudioPlayerStateChanged

◆ addVisual()

◆ removeVisual()

◆ Reset()

◆ DeleteOutput()

◆ ReinitAudio()

◆ SetAudioOutput()

◆ SetAudioInfo()

◆ SetAudioParams()

◆ SetEffDsp()

◆ CheckFormat()

◆ SetNoAudio()

◆ HasAudioIn()

◆ HasAudioOut()

◆ ControlsVolume()

◆ Pause()

◆ IsPaused()

◆ PauseAudioUntilBuffered()

◆ GetCodec()

◆ GetOrigChannels()

◆ GetSampleRate()

◆ GetVolume()

◆ AdjustVolume()

◆ SetVolume()

◆ GetStretchFactor()

◆ SetStretchFactor()

◆ IsUpmixing()

◆ EnableUpmix()

◆ CanUpmix()

◆ CanPassthrough()

◆ CanDownmix()

◆ CanAC3()

◆ CanDTS()

◆ CanEAC3()

◆ CanTrueHD()

◆ CanDTSHD()

◆ GetMaxChannels()

◆ GetMaxHDRate()

◆ GetAudioTime()

◆ GetFormat()

◆ CanProcess() [1/2]

◆ CanProcess() [2/2]

◆ DecodeAudio()

◆ IsMuted()

◆ SetMuted()

◆ GetMuteState()

◆ SetMuteState()

◆ IncrMuteState()

◆ AddAudioData()

◆ NeedDecodingBeforePassthrough()

◆ LengthLastData()

◆ GetBufferStatus()

◆ IsBufferAlmostFull()

◆ GetAudioBufferedTime()

◆ GetAudioOutput()

◆ AddVisuals()

◆ RemoveVisuals()

◆ ResetVisuals()

Member Data Documentation

◆ m_parent

◆ m_audioOutput

◆ m_state

◆ m_stretchFactor

◆ m_lock

◆ m_mutedOnCreation

◆ m_mainDevice

◆ m_passthruDevice

◆ m_noAudioIn

◆ m_noAudioOut

◆ m_controlsVolume

◆ m_visuals