marytts.util.data.audio

Class AudioCommon

java.lang.Object

marytts.util.data.audio.AudioCommon

public class AudioCommon
extends Object

Common methods for audio examples.

Constructor Summary

Constructors

Constructor and Description
AudioCommon()

Method Summary

Methods

Modifier and Type	Method and Description
static AudioFileFormat.Type	findTargetType(String strExtension) Trying to get an audio file type for the passed extension.
static Mixer.Info	getMixerInfo(String strMixerName) TODO: This method tries to return a Mixer.Info whose name matches the passed name.
static TargetDataLine	getTargetDataLine(String strMixerName, AudioFormat audioFormat, int nBufferSize) TODO:
static boolean	isPcm(AudioFormat.Encoding encoding) Checks if the encoding is PCM.
static void	listMixersAndExit() TODO:
static void	listMixersAndExit(boolean bPlayback) List Mixers.
static void	listSupportedTargetTypes() TODO:
static void	setDebug(boolean bDebug)

Methods inherited from class java.lang.Object

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

Constructor Detail

AudioCommon

public AudioCommon()

Method Detail

setDebug

public static void setDebug(boolean bDebug)

listSupportedTargetTypes

public static void listSupportedTargetTypes()

TODO:

findTargetType

public static AudioFileFormat.Type findTargetType(String strExtension)

Trying to get an audio file type for the passed extension. This works by examining all available file types. For each type, if the extension this type promisses to handle matches the extension we are trying to find a type for, this type is returned. If no appropriate type is found, null is returned.

Parameters:

strExtension - str Extension

Returns:

atypes[i]

listMixersAndExit

public static void listMixersAndExit()

TODO:

listMixersAndExit

public static void listMixersAndExit(boolean bPlayback)

List Mixers. Only Mixers that support either TargetDataLines or SourceDataLines are listed, depending on the value of bPlayback.

Parameters:

bPlayback - bPlayback

getMixerInfo

public static Mixer.Info getMixerInfo(String strMixerName)

TODO: This method tries to return a Mixer.Info whose name matches the passed name. If no matching Mixer.Info is found, null is returned.

Parameters:

strMixerName - str mixer name

Returns:

aInfos[i]

getTargetDataLine

public static TargetDataLine getTargetDataLine(String strMixerName,
                               AudioFormat audioFormat,
                               int nBufferSize)

TODO:

Parameters:

strMixerName - strMixerName

audioFormat - audio format

nBufferSize - n buffer size

Returns:

target data line

isPcm

public static boolean isPcm(AudioFormat.Encoding encoding)

Checks if the encoding is PCM.

Parameters:

encoding - encoding

Returns:

encoding equals audioformat encoding pcm_signed or pcm_unsigned