marytts.unitselection.concat

Class FdpsolaUnitConcatenator

java.lang.Object

marytts.unitselection.concat.BaseUnitConcatenator

marytts.unitselection.concat.OverlapUnitConcatenator

marytts.unitselection.concat.FdpsolaUnitConcatenator

All Implemented Interfaces:

UnitConcatenator

public class FdpsolaUnitConcatenator
extends OverlapUnitConcatenator

A unit concatenator that supports FD-PSOLA based prosody modifications during speech synthesis

Author:

Oytun Türk, modified by steiner

Nested Class Summary

Nested classes/interfaces inherited from class marytts.unitselection.concat.OverlapUnitConcatenator

OverlapUnitConcatenator.OverlapUnitData

Nested classes/interfaces inherited from class marytts.unitselection.concat.BaseUnitConcatenator

BaseUnitConcatenator.UnitData

Field Summary

Fields inherited from class marytts.unitselection.concat.BaseUnitConcatenator

audioformat, database, logger, prosodyAnalyzer, timeline, unitToTimelineSampleRateFactor

Constructor Summary

Constructors

Constructor and Description
FdpsolaUnitConcatenator()
FdpsolaUnitConcatenator(double minTimeScaleFactor, double maxTimeScaleFactor, double minPitchScaleFactor, double maxPitchScaleFactor) Alternative constructor that allows overriding the modification value ranges

Method Summary

Modifier and Type	Method and Description
protected AudioInputStream	generateAudioStream(List<SelectedUnit> units) Generate audio to match the target pitchmarks as closely as possible.
protected Datagram[][]	getRealizedDatagrams(List<Phone> phones)
protected Datagram[]	getRealizedRightContexts(List<Phone> phones)

Methods inherited from class marytts.unitselection.concat.OverlapUnitConcatenator

determineTargetPitchmarks, getDatagramsFromTimeline

Methods inherited from class marytts.unitselection.concat.BaseUnitConcatenator

createZeroDatagram, getAudio, getAudioFormat, load, unitToTimeline, unitToTimeline

Methods inherited from class java.lang.Object

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

Constructor Detail

FdpsolaUnitConcatenator

public FdpsolaUnitConcatenator()

FdpsolaUnitConcatenator

public FdpsolaUnitConcatenator(double minTimeScaleFactor,
                               double maxTimeScaleFactor,
                               double minPitchScaleFactor,
                               double maxPitchScaleFactor)

Alternative constructor that allows overriding the modification value ranges

Parameters:

minTimeScaleFactor - minimum duration scale factor

maxTimeScaleFactor - maximum duration scale factor

minPitchScaleFactor - minimum F0 scale factor

maxPitchScaleFactor - maximum F0 scale factor

Method Detail

getRealizedDatagrams

protected Datagram[][] getRealizedDatagrams(List<Phone> phones)

getRealizedRightContexts

protected Datagram[] getRealizedRightContexts(List<Phone> phones)

generateAudioStream

protected AudioInputStream generateAudioStream(List<SelectedUnit> units)
                                        throws IOException

Generate audio to match the target pitchmarks as closely as possible.

Overrides:

generateAudioStream in class OverlapUnitConcatenator

Parameters:

units - units

Returns:

stream

Throws:

IOException - IOException