Package com.tagtraum.audiokern.replaygain

Class LoudnessNormalization

java.lang.Object

com.tagtraum.audiokern.replaygain.LoudnessNormalization

Direct Known Subclasses:

EBU_R128, ReplayGainAlgorithm

public abstract class LoudnessNormalization
extends Object

Loudness normalization algorithm.

Author:

Hendrik Schreiber

Field Summary

Fields

Modifier and Type	Field	Description
static String	LOUDNESS
static String	PEAK
static String	TRUE_PEAK

Constructor Summary

Constructors

Constructor	Description
LoudnessNormalization()

Method Summary

Modifier and Type	Method	Description
protected void	buildSamplePeakPipeline(InterleavedChannelSplit split, int channels)
protected void	buildTruePeakPipeline(InterleavedChannelSplit split, int channels)
abstract SignalProcessor<AudioBuffer,AudioBuffer>	createPipeline()
abstract float	getDefaultReferenceLevel()
String	getLabel()
boolean	isMeasureLoudness()
boolean	isMeasureLoudnessRange()
boolean	isMeasureSamplePeak()
boolean	isMeasureTruePeak()
void	setMeasureLoudness(boolean computeLoudness)
void	setMeasureLoudnessRange(boolean computeLoudnessRange)
void	setMeasureSamplePeak(boolean measureSamplePeak)
void	setMeasureTruePeak(boolean measureTruePeak)
abstract Loudness	toLoudness(Map<Object,Object> results)
abstract Float	toLoudnessRange(Map<Object,Object> results)
abstract ReplayGain	toReplayGain(Loudness loudness, float referenceLevel, Number peak, int sampleSizeInBits)
abstract ReplayGain	toReplayGain(Map<Object,Object> results, float referenceLevel, int sampleSizeInBits)	Convert results to ReplayGain with custom reference level.
abstract ReplayGain	toReplayGain(Map<Object,Object> results, int sampleSizeInBits)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOUDNESS

public static final String LOUDNESS

See Also:

Constant Field Values

PEAK

public static final String PEAK

See Also:

Constant Field Values

TRUE_PEAK

public static final String TRUE_PEAK

See Also:

Constant Field Values

Constructor Detail

LoudnessNormalization

public LoudnessNormalization()

Method Detail

getLabel

public String getLabel()

isMeasureLoudness

public boolean isMeasureLoudness()

setMeasureLoudness

public void setMeasureLoudness(boolean computeLoudness)

isMeasureLoudnessRange

public boolean isMeasureLoudnessRange()

setMeasureLoudnessRange

public void setMeasureLoudnessRange(boolean computeLoudnessRange)

isMeasureSamplePeak

public boolean isMeasureSamplePeak()

setMeasureSamplePeak

public void setMeasureSamplePeak(boolean measureSamplePeak)

isMeasureTruePeak

public boolean isMeasureTruePeak()

setMeasureTruePeak

public void setMeasureTruePeak(boolean measureTruePeak)

getDefaultReferenceLevel

public abstract float getDefaultReferenceLevel()

createPipeline

public abstract SignalProcessor<AudioBuffer,AudioBuffer> createPipeline()

toLoudness

public abstract Loudness toLoudness(Map<Object,Object> results)

toLoudnessRange

public abstract Float toLoudnessRange(Map<Object,Object> results)

toReplayGain

public abstract ReplayGain toReplayGain(Map<Object,Object> results,
                                        int sampleSizeInBits)

toReplayGain

public abstract ReplayGain toReplayGain(Map<Object,Object> results,
                                        float referenceLevel,
                                        int sampleSizeInBits)

Convert results to ReplayGain with custom reference level.

Parameters:

results - pump results

referenceLevel - reference level

sampleSizeInBits - sampleSizeInBits

Returns:

replay gain

toReplayGain

public abstract ReplayGain toReplayGain(Loudness loudness,
                                        float referenceLevel,
                                        Number peak,
                                        int sampleSizeInBits)

buildSamplePeakPipeline

protected void buildSamplePeakPipeline(InterleavedChannelSplit split,
                                       int channels)

buildTruePeakPipeline

protected void buildTruePeakPipeline(InterleavedChannelSplit split,
                                     int channels)