#include <mythplugins/mythmusic/mythmusic/visualize.h>

Inheritance diagram for Piano:

Collaboration diagram for Piano:

Classes
struct	piano_key_data

Public Member Functions
	Piano ()

	~Piano () override=default

void	resize (const QSize &size) override

bool	process (VisualNode *node) override

bool	processUndisplayed (VisualNode *node) override

unsigned long	getDesiredSamples (void) override

bool	draw (QPainter *p, const QColor &back=Qt::black) override

Public Member Functions inherited from VisualBase
	VisualBase (bool screensaverenable=false)

virtual	~VisualBase (void)

virtual bool	process (VisualNode *node)=0

virtual bool	processUndisplayed (VisualNode *)

virtual bool	draw (QPainter *, const QColor &)=0

virtual void	resize (const QSize &size)=0

virtual void	handleKeyPress (const QString &action)

virtual int	getDesiredFPS (void)

virtual unsigned long	getDesiredSamples (void)

Protected Member Functions
bool	process_all_types (VisualNode *node, bool this_will_be_displayed)

void	zero_analysis (void)

Static Protected Member Functions
static double	clamp (double cur, double max, double min)

Protected Attributes
QColor	m_whiteStartColor {245,245,245}

QColor	m_whiteTargetColor {Qt::red}

QColor	m_blackStartColor {10,10,10}

QColor	m_blackTargetColor {Qt::red}

std::vector< QRect >	m_rects

QSize	m_size

std::chrono::milliseconds	m_offsetProcessed {0ms}

std::array< piano_key_data, kPianoNumKeys >	m_pianoData {}

std::array< piano_audio, kPianoAudioSize >	m_audioData {}

std::vector< double >	m_magnitude

Protected Attributes inherited from VisualBase
int	m_fps {20}

bool	m_xscreensaverenable {true}

Static Private Attributes
static constexpr unsigned long	kPianoAudioSize { 4096 }

static constexpr unsigned int	kPianoNumKeys { 88 }

static constexpr double	kPianoRmsNegligible { .001 }

static constexpr double	kPianoSpectrumSmoothing { 0.95 }

static constexpr goertzel_data	kPianoMinVol { -10 }

static constexpr double	kPianoKeypressTooLight { .2 }

Additional Inherited Members
Static Public Member Functions inherited from VisualBase
static void	drawWarning (QPainter *p, const QColor &back, QSize size, const QString &warning, int fontsize=28)

Detailed Description

Definition at line 340 of file visualize.h.

Constructor & Destructor Documentation

◆ Piano()

Piano::Piano ( )

Definition at line 1751 of file visualize.cpp.

◆ ~Piano()

Piano::~Piano ( )

overridedefault

Member Function Documentation

◆ clamp()

double Piano::clamp	(	double	cur,
		double	max,
		double	min
	)

inlinestaticprotected

Definition at line 2038 of file visualize.cpp.

Referenced by draw().

◆ draw()

bool Piano::draw	(	QPainter *	p,
		const QColor &	back = `Qt::black`
	)

overridevirtual

Implements VisualBase.

Definition at line 2043 of file visualize.cpp.

◆ getDesiredSamples()

unsigned long Piano::getDesiredSamples ( void )

overridevirtual

Reimplemented from VisualBase.

Definition at line 1885 of file visualize.cpp.

◆ process()

bool Piano::process ( VisualNode * node )

overridevirtual

Implements VisualBase.

Definition at line 1901 of file visualize.cpp.

◆ process_all_types()

bool Piano::process_all_types	(	VisualNode *	node,
		bool	this_will_be_displayed
	)

protected

Definition at line 1911 of file visualize.cpp.

Referenced by processUndisplayed().

◆ processUndisplayed()

bool Piano::processUndisplayed ( VisualNode * node )

overridevirtual

Reimplemented from VisualBase.

Definition at line 1895 of file visualize.cpp.

◆ resize()

void Piano::resize ( const QSize & size )

overridevirtual

Implements VisualBase.

Definition at line 1806 of file visualize.cpp.

◆ zero_analysis()

void Piano::zero_analysis ( void )

protected

Definition at line 1790 of file visualize.cpp.

Referenced by Piano(), process_all_types(), and resize().

Member Data Documentation

◆ kPianoAudioSize

constexpr unsigned long Piano::kPianoAudioSize { 4096 }

staticconstexprprivate

Definition at line 346 of file visualize.h.

Referenced by getDesiredSamples().

◆ kPianoKeypressTooLight

constexpr double Piano::kPianoKeypressTooLight { .2 }

staticconstexprprivate

Definition at line 355 of file visualize.h.

Referenced by draw().

◆ kPianoMinVol

constexpr goertzel_data Piano::kPianoMinVol { -10 }

staticconstexprprivate

Definition at line 354 of file visualize.h.

Referenced by process_all_types().

◆ kPianoNumKeys

constexpr unsigned int Piano::kPianoNumKeys { 88 }

staticconstexprprivate

Definition at line 347 of file visualize.h.

Referenced by draw(), Piano(), process_all_types(), resize(), and zero_analysis().

◆ kPianoRmsNegligible

constexpr double Piano::kPianoRmsNegligible { .001 }

staticconstexprprivate

Definition at line 352 of file visualize.h.

Referenced by draw(), and zero_analysis().

◆ kPianoSpectrumSmoothing

constexpr double Piano::kPianoSpectrumSmoothing { 0.95 }

staticconstexprprivate

Definition at line 353 of file visualize.h.

Referenced by draw().

◆ m_audioData

std::array<piano_audio,kPianoAudioSize> Piano::m_audioData {}

protected

Definition at line 400 of file visualize.h.

Referenced by process_all_types().

◆ m_blackStartColor

QColor Piano::m_blackStartColor {10,10,10}

protected

Definition at line 391 of file visualize.h.

Referenced by draw().

◆ m_blackTargetColor

QColor Piano::m_blackTargetColor {Qt::red}

protected

Definition at line 392 of file visualize.h.

Referenced by draw().

◆ m_magnitude

std::vector<double> Piano::m_magnitude

protected

Definition at line 402 of file visualize.h.

Referenced by draw(), and resize().

◆ m_offsetProcessed

std::chrono::milliseconds Piano::m_offsetProcessed {0ms}

protected

Definition at line 397 of file visualize.h.

Referenced by process_all_types(), and zero_analysis().

◆ m_pianoData

std::array<piano_key_data,kPianoNumKeys> Piano::m_pianoData {}

protected

Definition at line 399 of file visualize.h.

Referenced by draw(), Piano(), process_all_types(), resize(), and zero_analysis().

◆ m_rects

std::vector<QRect> Piano::m_rects

protected

Definition at line 394 of file visualize.h.

Referenced by draw(), and resize().

◆ m_size

QSize Piano::m_size

protected

Definition at line 395 of file visualize.h.

Referenced by draw(), and resize().

◆ m_whiteStartColor

QColor Piano::m_whiteStartColor {245,245,245}

protected

Definition at line 389 of file visualize.h.

Referenced by draw().

◆ m_whiteTargetColor

QColor Piano::m_whiteTargetColor {Qt::red}

protected

Definition at line 390 of file visualize.h.

Referenced by draw().

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

mythplugins/mythmusic/mythmusic/visualize.h
mythplugins/mythmusic/mythmusic/visualize.cpp

Classes

Public Member Functions

Protected Member Functions

Static Protected Member Functions

Protected Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ Piano()

◆ ~Piano()

Member Function Documentation

◆ clamp()

◆ draw()

◆ getDesiredSamples()

◆ process()

◆ process_all_types()

◆ processUndisplayed()

◆ resize()

◆ zero_analysis()

Member Data Documentation

◆ kPianoAudioSize

◆ kPianoKeypressTooLight

◆ kPianoMinVol

◆ kPianoNumKeys

◆ kPianoRmsNegligible

◆ kPianoSpectrumSmoothing

◆ m_audioData

◆ m_blackStartColor

◆ m_blackTargetColor

◆ m_magnitude

◆ m_offsetProcessed

◆ m_pianoData

◆ m_rects

◆ m_size

◆ m_whiteStartColor

◆ m_whiteTargetColor