SongMetriek Class Reference

#include <song-metric.h>

Inheritance diagram for SongMetriek:

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Collaboration diagram for SongMetriek:

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List of all members.

Public Member Functions
	accessors (float4, tempo_limits, 0.05)
	SongMetriek (float4 tw, float4 sw, float4 hw, float4 rw, float4 cw)
	SongMetriek (MetricWidget &take_from)
void	set_show_harmonics (bool h5, bool h6, bool h7, bool h8)
void	set_unknown_tempo_matches (bool v)
void	set_tempo_weight (float4 val)
void	set_spectrum_weight (float4 val)
void	set_echo_weight (float4 val)
void	set_rhythm_weight (float4 val)
void	set_composition_weight (float4 val)
void	prepare ()
float4	tempo_diff (const Song &a, const Song &b) const
float4	tempo_dist (const Song &a, const Song &b) const
float4	spectrum_dist (const Song &, const Song &song) const
float4	histogram_dist (const Song &, const Song &song, float8 breakat) const
float4	rhythm_dist (const Song &, const Song &song, float8 breakat) const
float4	composition_dist (const Song &a, const Song &song, float8 breakat) const
float4	find_harmonic (float4 td, int &which) const
float4	distance (const Song &a, const Song &b, float8 limit) const
Public Attributes
float4	tempo
float4	spectrum
float4	histogram
float4	rhythm
float4	composition
Static Public Attributes
static SongMetriek	std

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Constructor & Destructor Documentation

SongMetriek::SongMetriek	(	float4	tw,
		float4	sw,
		float4	hw,
		float4	rw,
		float4	cw
	)

References composition, histogram, rhythm, spectrum, and tempo.

SongMetriek::SongMetriek

(

MetricWidget &

take_from

)

References prepare(), set_composition_weight(), set_echo_weight(), set_rhythm_weight(), set_show_harmonics(), set_spectrum_weight(), set_tempo_weight(), and std.

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Member Function Documentation

SongMetriek::accessors	(	float4	,
		tempo_limits	,
		0.	05
	)

float4 SongMetriek::composition_dist	(	const Song &	a,
		const Song &	song,
		float8	breakat
	)			const

References distance(), histogram_property< bandsize >::empty(), and composition_property::get_energy_scaled().

Referenced by distance().

float4 SongMetriek::distance	(	const Song &	a,
		const Song &	b,
		float8	limit
	)			const

These should better be sorted according to the metric. The one with the highest impact should be measured first. Currently we only do this for the intensive histogram and rhythm matching.

References composition, composition_dist(), histogram, histogram_dist(), no_distance, rhythm, rhythm_dist(), spectrum, spectrum_dist(), tempo, and tempo_dist().

Referenced by composition_dist(), Song::distance(), Song::get_distance_to_main(), histogram_dist(), rhythm_dist(), and spectrum_dist().

float4 SongMetriek::find_harmonic	(	float4	td,
		int &	which
	)			const

References no_distance.

Referenced by QSong::colorOfTempoCol(), and Song::tempo_show().

float4 SongMetriek::histogram_dist	(	const Song &	self,
		const Song &	song,
		float8	breakat
	)			const

References distance(), echo_prop_sx, histogram_property< bandsize >::empty(), histogram_property< bandsize >::get_count(), histogram_property< bandsize >::get_freq_energy_probability(), and spectrum_size.

Referenced by distance().

void SongMetriek::prepare

(

)

References composition, histogram, rhythm, spectrum, and tempo.

Referenced by SongMetriek().

float4 SongMetriek::rhythm_dist	(	const Song &	self,
		const Song &	song,
		float8	breakat
	)			const

References distance(), histogram_property< bandsize >::empty(), rhythm_property::get_energy(), rhythm_prop_sx, and spectrum_size.

Referenced by distance().

void SongMetriek::set_composition_weight

(

float4

val

)

[inline]

References composition.

Referenced by SongMetriek().

void SongMetriek::set_echo_weight

(

float4

val

)

[inline]

References histogram.

Referenced by SongMetriek().

void SongMetriek::set_rhythm_weight

(

float4

val

)

[inline]

References rhythm.

Referenced by SongMetriek().

void SongMetriek::set_show_harmonics	(	bool	h5,
		bool	h6,
		bool	h7,
		bool	h8
	)

Referenced by SongMetriek().

void SongMetriek::set_spectrum_weight

(

float4

val

)

[inline]

References spectrum.

Referenced by SongMetriek().

void SongMetriek::set_tempo_weight

(

float4

val

)

[inline]

References tempo.

Referenced by SongMetriek().

void SongMetriek::set_unknown_tempo_matches

(

bool

v

)

[inline]

float4 SongMetriek::spectrum_dist	(	const Song &	self,
		const Song &	song
	)			const

References spectrum_type::band(), distance(), i, no_spectrum, normalize_freq(), and spectrum_size.

Referenced by distance().

float4 SongMetriek::tempo_diff	(	const Song &	a,
		const Song &	b
	)			const

References no_distance, tempo_type::none(), and tempo_type::tempo.

Referenced by QSong::colorOfTempoCol(), tempo_dist(), and Song::tempo_show().

float4 SongMetriek::tempo_dist	(	const Song &	a,
		const Song &	b
	)			const [inline]

References tempo_diff().

Referenced by distance().

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Member Data Documentation

float4 SongMetriek::composition

Referenced by distance(), prepare(), set_composition_weight(), and SongMetriek().

float4 SongMetriek::histogram

Referenced by distance(), prepare(), set_echo_weight(), and SongMetriek().

float4 SongMetriek::rhythm

Referenced by distance(), prepare(), set_rhythm_weight(), and SongMetriek().

float4 SongMetriek::spectrum

Referenced by distance(), prepare(), set_spectrum_weight(), and SongMetriek().

SongMetriek SongMetriek::std [static]

Referenced by QSong::colorOfTempoCol(), Song::get_distance_to_main(), SongSelectorLogic::queueRandom(), SongMetriek(), and Song::tempo_show().

float4 SongMetriek::tempo

Referenced by distance(), prepare(), set_tempo_weight(), and SongMetriek().

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

• song-metric.h
• song-metric.cpp