AudioOutputSettings Class Reference

#include <audiooutputsettings.h>

Public Member Functions
	AudioOutputSettings (bool invalid=false)
	~AudioOutputSettings ()
AudioOutputSettings &	operator= (const AudioOutputSettings &)
AudioOutputSettings *	GetCleaned (bool newcopy=false)
	Returns capabilities supported by the audio device amended to take into account the digital audio options (AC3 and DTS) Warning: do not call it twice in a row, will lead to invalid settings.
AudioOutputSettings *	GetUsers (bool newcopy=false)
	Returns capabilities supported by the audio device amended to take into account the digital audio options (AC3 and DTS) as well as the user settings If newcopy = false, assume GetCleaned was called before hand.
int	GetNextRate ()
void	AddSupportedRate (int rate)
bool	IsSupportedRate (int rate)
int	NearestSupportedRate (int rate)
int	BestSupportedRate ()
AudioFormat	GetNextFormat ()
void	AddSupportedFormat (AudioFormat format)
bool	IsSupportedFormat (AudioFormat format)
AudioFormat	BestSupportedFormat ()
void	AddSupportedChannels (int channels)
bool	IsSupportedChannels (int channels)
int	BestSupportedChannels ()
void	setPassthrough (int val)
int	canPassthrough ()
bool	canFeature (DigitalFeature arg)
	return DigitalFeature mask.
bool	canFeature (unsigned int arg)
bool	canAC3 ()
	return true if device can or may support AC3 (deprecated, see canFeature())
bool	canDTS ()
	return true if device can or may support DTS (deprecated, see canFeature())
bool	canLPCM ()
	return true if device supports multichannels PCM (deprecated, see canFeature())
bool	IsInvalid ()
	return true if class instance is marked invalid.
void	setFeature (DigitalFeature arg)
	set the provided digital feature possible values are: FEATURE_AC3 FEATURE_DTS FEATURE_LPCM FEATURE_EAC3 FEATURE_TRUEHD FEATURE_DTSHD
void	setFeature (unsigned int arg)
void	setFeature (bool val, DigitalFeature arg)
	clear or set digital feature internal mask
void	SetBestSupportedChannels (int channels)
	Force set the greatest number of channels supported by the audio device.
int	GetMaxHDRate ()
	return the highest iec958 rate supported.
QString	FeaturesToString (DigitalFeature arg)
	Display in human readable form the digital features supported by the output device.
QString	FeaturesToString (void)
Static Public Member Functions
static int	FormatToBits (AudioFormat format)
static const char *	FormatToString (AudioFormat format)
static int	SampleSize (AudioFormat format)
static QString	GetPassthroughParams (int codec, int codec_profile, int &samplerate, int &channels, bool canDTSHDMA)
	Setup samplerate and number of channels for passthrough.
Private Member Functions
void	SortSupportedChannels ()
Private Attributes
int	m_passthrough
	passthrough status -1 : no 0: unknown 1: yes
unsigned int	m_features
bool	m_invalid
bool	m_has_eld
	will be set to true if we were able to retrieve the device ELD (EDID like Data).
vector< int >	m_sr
vector< int >	m_rates
vector< int >	m_channels
vector< AudioFormat >	m_sf
vector< AudioFormat >	m_formats
vector< int >::iterator	m_sr_it
vector< AudioFormat >::iterator	m_sf_it

Detailed Description

Definition at line 50 of file audiooutputsettings.h.

Constructor & Destructor Documentation

AudioOutputSettings::AudioOutputSettings ( bool invalid = false )

Definition at line 23 of file audiooutputsettings.cpp.

AudioOutputSettings::~AudioOutputSettings ( )

Definition at line 35 of file audiooutputsettings.cpp.

Member Function Documentation

AudioOutputSettings & AudioOutputSettings::operator= ( const AudioOutputSettings & rhs )

Definition at line 44 of file audiooutputsettings.cpp.

AudioOutputSettings * AudioOutputSettings::GetCleaned ( bool newcopy = false )

Returns capabilities supported by the audio device amended to take into account the digital audio options (AC3 and DTS) Warning: do not call it twice in a row, will lead to invalid settings.

Definition at line 270 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::GetOutputSettingsCleaned(), and GetUsers().

AudioOutputSettings * AudioOutputSettings::GetUsers ( bool newcopy = false )

Returns capabilities supported by the audio device amended to take into account the digital audio options (AC3 and DTS) as well as the user settings If newcopy = false, assume GetCleaned was called before hand.

Definition at line 322 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::GetOutputSettingsUsers().

int AudioOutputSettings::GetNextRate ( )

Definition at line 63 of file audiooutputsettings.cpp.

Referenced by AudioOutputWin::GetOutputSettings(), AudioOutputOSS::GetOutputSettings(), AudioOutputNULL::GetOutputSettings(), AudioOutputDX::GetOutputSettings(), AudioOutputCA::GetOutputSettings(), and AudioOutputALSA::GetOutputSettings().

void AudioOutputSettings::AddSupportedRate ( int rate )

Definition at line 74 of file audiooutputsettings.cpp.

Referenced by AudioOutputWin::GetOutputSettings(), AudioOutputOSS::GetOutputSettings(), AudioOutputNULL::GetOutputSettings(), AudioOutputJACK::GetOutputSettings(), AudioOutputDX::GetOutputSettings(), AudioOutputCA::GetOutputSettings(), AudioOutputALSA::GetOutputSettings(), and AudioOutputPulseAudio::SinkInfoCallback().

bool AudioOutputSettings::IsSupportedRate ( int rate )

Definition at line 81 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::CanPassthrough(), and GetCleaned().

int AudioOutputSettings::NearestSupportedRate ( int rate )

Definition at line 102 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::Reconfigure().

int AudioOutputSettings::BestSupportedRate ( )

Definition at line 95 of file audiooutputsettings.cpp.

Referenced by AudioTestThread::AudioTestThread().

AudioFormat AudioOutputSettings::GetNextFormat ( )

Definition at line 119 of file audiooutputsettings.cpp.

Referenced by AudioOutputPulseAudio::GetOutputSettings(), AudioOutputOSS::GetOutputSettings(), AudioOutputNULL::GetOutputSettings(), and AudioOutputALSA::GetOutputSettings().

void AudioOutputSettings::AddSupportedFormat ( AudioFormat format )

Definition at line 130 of file audiooutputsettings.cpp.

Referenced by AudioOutputWin::GetOutputSettings(), AudioOutputPulseAudio::GetOutputSettings(), AudioOutputOSS::GetOutputSettings(), AudioOutputNULL::GetOutputSettings(), AudioOutputJACK::GetOutputSettings(), AudioOutputDX::GetOutputSettings(), AudioOutputCA::GetOutputSettings(), and AudioOutputALSA::GetOutputSettings().

bool AudioOutputSettings::IsSupportedFormat ( AudioFormat format )

Definition at line 137 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::CanPassthrough(), and GetCleaned().

AudioFormat AudioOutputSettings::BestSupportedFormat ( )

Definition at line 151 of file audiooutputsettings.cpp.

Referenced by AudioTestThread::AudioTestThread(), and AudioOutputBase::Reconfigure().

int AudioOutputSettings::FormatToBits ( AudioFormat format ) [static]

Definition at line 158 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::AddData(), fromFloat32(), CoreAudioData::OpenAnalog(), AudioOutputWin::OpenDevice(), AudioOutputOSS::OpenDevice(), AudioOutputDX::OpenDevice(), ReorderSmpteToAlsa(), ReorderSmpteToCA(), AudioOutputBase::Status(), toFloat32(), and AudioInfo::toString().

const char * AudioOutputSettings::FormatToString ( AudioFormat format ) [static]

Definition at line 173 of file audiooutputsettings.cpp.

Referenced by AddSupportedFormat(), and AudioOutputBase::Reconfigure().

int AudioOutputSettings::SampleSize ( AudioFormat format ) [static]

Definition at line 187 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::AddData(), AudioOutputBase::CopyWithUpmix(), AudioOutputDigitalEncoder::Encode(), AudioOutputBase::GetAudioData(), avfDecoder::initialize(), AudioReencodeBuffer::Reconfigure(), AudioOutputBase::Reconfigure(), avfDecoder::run(), and AudioOutputBase::SetStretchFactorLocked().

void AudioOutputSettings::AddSupportedChannels ( int channels )

Definition at line 202 of file audiooutputsettings.cpp.

Referenced by GetCleaned(), AudioOutputWin::GetOutputSettings(), AudioOutputOSS::GetOutputSettings(), AudioOutputNULL::GetOutputSettings(), AudioOutputJACK::GetOutputSettings(), AudioOutputDX::GetOutputSettings(), AudioOutputCA::GetOutputSettings(), AudioOutputALSA::GetOutputSettings(), and AudioOutputPulseAudio::SinkInfoCallback().

bool AudioOutputSettings::IsSupportedChannels ( int channels )

Definition at line 209 of file audiooutputsettings.cpp.

Referenced by GetCleaned(), AudioOutputBase::Reconfigure(), and AudioConfigSettings::UpdateCapabilities().

int AudioOutputSettings::BestSupportedChannels ( )

Definition at line 223 of file audiooutputsettings.cpp.

Referenced by AudioOutput::GetAudioDeviceConfig(), GetCleaned(), AudioPlayer::GetMaxChannels(), GetUsers(), AudioOutputBase::InitSettings(), and AudioConfigSettings::UpdateCapabilities().

void AudioOutputSettings::setPassthrough ( int val ) [inline]

Definition at line 75 of file audiooutputsettings.h.

Referenced by AudioOutputWin::GetOutputSettings(), AudioOutputOSS::GetOutputSettings(), AudioOutputNULL::GetOutputSettings(), AudioOutputDX::GetOutputSettings(), AudioOutputCA::GetOutputSettings(), and AudioOutputALSA::GetOutputSettings().

int AudioOutputSettings::canPassthrough ( ) [inline]

Definition at line 76 of file audiooutputsettings.h.

Referenced by AudioConfigSettings::AudioAdvanced(), and AudioOutput::GetAudioDeviceConfig().

bool AudioOutputSettings::canFeature ( DigitalFeature arg ) [inline]

return DigitalFeature mask.

possible values are:

FEATURE_AC3
FEATURE_DTS
FEATURE_LPCM
FEATURE_EAC3
FEATURE_TRUEHD
FEATURE_DTSHD

Definition at line 87 of file audiooutputsettings.h.

Referenced by AudioOutputBase::CanPassthrough(), GetMaxHDRate(), GetUsers(), AudioOutputBase::Reconfigure(), AudioOutputBase::SetupPassthrough(), TestDigitalFeature(), and AudioConfigSettings::UpdateCapabilities().

bool AudioOutputSettings::canFeature ( unsigned int arg ) [inline]

Definition at line 89 of file audiooutputsettings.h.

bool AudioOutputSettings::canAC3 ( ) [inline]

return true if device can or may support AC3 (deprecated, see canFeature())

Definition at line 96 of file audiooutputsettings.h.

Referenced by AudioOutput::GetAudioDeviceConfig().

bool AudioOutputSettings::canDTS ( ) [inline]

return true if device can or may support DTS (deprecated, see canFeature())

Definition at line 101 of file audiooutputsettings.h.

Referenced by AudioOutput::GetAudioDeviceConfig().

bool AudioOutputSettings::canLPCM ( ) [inline]

return true if device supports multichannels PCM (deprecated, see canFeature())

Definition at line 106 of file audiooutputsettings.h.

Referenced by AudioConfigSettings::AudioAdvanced(), and AudioOutput::GetAudioDeviceConfig().

bool AudioOutputSettings::IsInvalid ( ) [inline]

return true if class instance is marked invalid.

if true, you can not assume any of the other method returned values are valid

Definition at line 112 of file audiooutputsettings.h.

Referenced by AudioConfigSettings::AudioConfigSettings(), AudioConfigSettings::AudioRescan(), AudioConfigSettings::CheckPassthrough(), and AudioOutput::GetAudioDeviceConfig().

void AudioOutputSettings::setFeature ( DigitalFeature arg ) [inline]

set the provided digital feature possible values are:

FEATURE_AC3
FEATURE_DTS
FEATURE_LPCM
FEATURE_EAC3
FEATURE_TRUEHD
FEATURE_DTSHD

Definition at line 124 of file audiooutputsettings.h.

Referenced by GetCleaned(), GetUsers(), and AudioConfigSettings::UpdateCapabilities().

void AudioOutputSettings::setFeature ( unsigned int arg ) [inline]

Definition at line 125 of file audiooutputsettings.h.

void AudioOutputSettings::setFeature	(	bool	val,
		DigitalFeature	arg
	)

clear or set digital feature internal mask

Definition at line 256 of file audiooutputsettings.cpp.

void AudioOutputSettings::SetBestSupportedChannels ( int channels )

Force set the greatest number of channels supported by the audio device.

Definition at line 237 of file audiooutputsettings.cpp.

Referenced by GetUsers(), and AudioConfigSettings::UpdateCapabilities().

int AudioOutputSettings::GetMaxHDRate ( )

return the highest iec958 rate supported.

return 0 if no HD rate are supported

Definition at line 379 of file audiooutputsettings.cpp.

Referenced by AudioPlayer::GetMaxHDRate(), and AudioOutputBase::SetupPassthrough().

QString AudioOutputSettings::FeaturesToString ( DigitalFeature arg )

Display in human readable form the digital features supported by the output device.

Definition at line 395 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::Reconfigure().

QString AudioOutputSettings::FeaturesToString ( void ) [inline]

Definition at line 149 of file audiooutputsettings.h.

Referenced by FeaturesToString().

QString AudioOutputSettings::GetPassthroughParams	(	int	codec,
		int	codec_profile,
		int &	samplerate,
		int &	channels,
		bool	canDTSHDMA
	)			`[static]`

Setup samplerate and number of channels for passthrough.

Definition at line 427 of file audiooutputsettings.cpp.

Referenced by AudioOutputBase::SetupPassthrough().

void AudioOutputSettings::SortSupportedChannels ( ) [private]

Definition at line 230 of file audiooutputsettings.cpp.

Member Data Documentation

int AudioOutputSettings::m_passthrough [private]

passthrough status -1 : no 0: unknown 1: yes

Definition at line 167 of file audiooutputsettings.h.

Referenced by GetCleaned(), and operator=().

unsigned int AudioOutputSettings::m_features [private]

Definition at line 169 of file audiooutputsettings.h.

Referenced by operator=(), and setFeature().

bool AudioOutputSettings::m_invalid [private]

Definition at line 171 of file audiooutputsettings.h.

Referenced by GetCleaned(), GetUsers(), and operator=().

bool AudioOutputSettings::m_has_eld [private]

will be set to true if we were able to retrieve the device ELD (EDID like Data).

ELD contains information about the audio processing capabilities of the device connected to the audio card ELD is usually retrieve from EDID CEA-861-E extension.

Definition at line 178 of file audiooutputsettings.h.

Referenced by operator=().

vector<int> AudioOutputSettings::m_sr [private]

Definition at line 180 of file audiooutputsettings.h.

Referenced by AudioOutputSettings(), GetNextRate(), operator=(), and ~AudioOutputSettings().

vector<int> AudioOutputSettings::m_rates [private]

Definition at line 180 of file audiooutputsettings.h.

Referenced by AddSupportedRate(), BestSupportedRate(), IsSupportedRate(), NearestSupportedRate(), operator=(), and ~AudioOutputSettings().