Modifier and Type	Class and Description
private class	AlawCodec.AlawCodecStream

Modifier and Type	Field and Description
private static final byte[]	ALAW_TABH
private static final byte[]	ALAW_TABL
private static final short[]	seg_end

Access	Constructor and Description
public	AlawCodec()

Method Summary

Modifier and Type	Method and Description
public AudioInputStream	getAudioInputStream(AudioFormat.Encoding targetEncoding, AudioInputStream sourceStream) Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream. Obtains an audio input stream with the specified encoding from the given audio input stream.
public AudioInputStream	getAudioInputStream(AudioFormat targetFormat, AudioInputStream sourceStream) Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream. Obtains an audio input stream with the specified format from the given audio input stream.
private AudioInputStream	Returns: stream from which processed data may be read getConvertedStream(AudioFormat desired data format of the stream after processing outputFormat, AudioInputStream stream from which data to be processed should be read stream) Opens the codec with the specified parameters.
private AudioFormat[]	Returns: array of supported output formats. getOutputFormats(AudioFormat inputFormat) Obtains the set of output formats supported by the codec given a particular input format.
public AudioFormat.Encoding[]	getSourceEncodings() Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getSourceEncodings. Obtains the set of source format encodings from which format conversion services are provided by this provider.
public AudioFormat.Encoding[]	getTargetEncodings() Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings. Obtains the set of target format encodings to which format conversion services are provided by this provider.
public AudioFormat.Encoding[]	getTargetEncodings(AudioFormat sourceFormat) Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings. Obtains the set of target format encodings supported by the format converter given a particular source format.
public AudioFormat[]	getTargetFormats(AudioFormat.Encoding targetEncoding, AudioFormat sourceFormat) Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetFormats. Obtains the set of target formats with the encoding specified supported by the format converter.

Inherited from javax.sound.sampled.spi.FormatConversionProvider:: isConversionSupported isConversionSupported isSourceEncodingSupported isTargetEncodingSupported

Field Detail

ALAW_TABH	back to summary
private static final byte[] ALAW_TABH

ALAW_TABL	back to summary
private static final byte[] ALAW_TABL

seg_end	back to summary
private static final short[] seg_end

AlawCodec	back to summary
public AlawCodec()

Method Detail

getAudioInputStream	back to summary
public AudioInputStream getAudioInputStream(AudioFormat.Encoding targetEncoding, AudioInputStream sourceStream) Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream. Doc from javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream. Obtains an audio input stream with the specified encoding from the given audio input stream. Annotations @Override

getAudioInputStream

back to summary

public AudioInputStream getAudioInputStream(AudioFormat.Encoding targetEncoding, AudioInputStream sourceStream)

Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream.

Doc from javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream.

Obtains an audio input stream with the specified encoding from the given audio input stream.

Annotations

@Override

getAudioInputStream	back to summary
public AudioInputStream getAudioInputStream(AudioFormat targetFormat, AudioInputStream sourceStream) Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream. Doc from javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream. Obtains an audio input stream with the specified format from the given audio input stream. Annotations @Override

getAudioInputStream

back to summary

public AudioInputStream getAudioInputStream(AudioFormat targetFormat, AudioInputStream sourceStream)

Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream.

Doc from javax.sound.sampled.spi.FormatConversionProvider.getAudioInputStream.

Obtains an audio input stream with the specified format from the given audio input stream.

Annotations

@Override

getConvertedStream	back to summary
private AudioInputStream getConvertedStream(AudioFormat outputFormat, AudioInputStream stream) Opens the codec with the specified parameters. Parameters outputFormat:AudioFormat desired data format of the stream after processing stream:AudioInputStream stream from which data to be processed should be read Returns:AudioInputStream stream from which processed data may be read Exceptions IllegalArgumentException: if the format combination supplied is not supported.

getConvertedStream

back to summary

private AudioInputStream getConvertedStream(AudioFormat outputFormat, AudioInputStream stream)

Opens the codec with the specified parameters.

Parameters

outputFormat:AudioFormat: desired data format of the stream after processing
stream:AudioInputStream: stream from which data to be processed should be read

Returns:AudioInputStream

stream from which processed data may be read

Exceptions

IllegalArgumentException:: if the format combination supplied is not supported.

getOutputFormats	back to summary
private AudioFormat[] getOutputFormats(AudioFormat inputFormat) Obtains the set of output formats supported by the codec given a particular input format. If no output formats are supported for this input format, returns an array of length 0. Returns:AudioFormat[] array of supported output formats.

getOutputFormats

back to summary

private AudioFormat[] getOutputFormats(AudioFormat inputFormat)

Obtains the set of output formats supported by the codec given a particular input format. If no output formats are supported for this input format, returns an array of length 0.

Returns:AudioFormat[]: array of supported output formats.

getSourceEncodings	back to summary
public AudioFormat.Encoding[] getSourceEncodings() Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getSourceEncodings. Doc from javax.sound.sampled.spi.FormatConversionProvider.getSourceEncodings. Obtains the set of source format encodings from which format conversion services are provided by this provider. Annotations @Override

getSourceEncodings

back to summary

public AudioFormat.Encoding[] getSourceEncodings()

Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getSourceEncodings.

Doc from javax.sound.sampled.spi.FormatConversionProvider.getSourceEncodings.

Obtains the set of source format encodings from which format conversion services are provided by this provider.

Annotations

@Override

getTargetEncodings	back to summary
public AudioFormat.Encoding[] getTargetEncodings() Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings. Doc from javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings. Obtains the set of target format encodings to which format conversion services are provided by this provider. Annotations @Override

getTargetEncodings

back to summary

public AudioFormat.Encoding[] getTargetEncodings()

Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings.

Doc from javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings.

Obtains the set of target format encodings to which format conversion services are provided by this provider.

Annotations

@Override

getTargetEncodings	back to summary
public AudioFormat.Encoding[] getTargetEncodings(AudioFormat sourceFormat) Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings. Doc from javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings. Obtains the set of target format encodings supported by the format converter given a particular source format. If no target format encodings are supported for this source format, an array of length 0 is returned. Annotations @Override

getTargetEncodings

back to summary

public AudioFormat.Encoding[] getTargetEncodings(AudioFormat sourceFormat)

Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings.

Doc from javax.sound.sampled.spi.FormatConversionProvider.getTargetEncodings.

Obtains the set of target format encodings supported by the format converter given a particular source format. If no target format encodings are supported for this source format, an array of length 0 is returned.

Annotations

@Override

getTargetFormats	back to summary
public AudioFormat[] getTargetFormats(AudioFormat.Encoding targetEncoding, AudioFormat sourceFormat) Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetFormats. Doc from javax.sound.sampled.spi.FormatConversionProvider.getTargetFormats. Obtains the set of target formats with the encoding specified supported by the format converter. If no target formats with the specified encoding are supported for this source format, an array of length 0 is returned. Annotations @Override

getTargetFormats

back to summary

public AudioFormat[] getTargetFormats(AudioFormat.Encoding targetEncoding, AudioFormat sourceFormat)

Implements abstract javax.sound.sampled.spi.FormatConversionProvider.getTargetFormats.

Doc from javax.sound.sampled.spi.FormatConversionProvider.getTargetFormats.

Obtains the set of target formats with the encoding specified supported by the format converter. If no target formats with the specified encoding are supported for this source format, an array of length 0 is returned.

Annotations

@Override

com.sun.media.sound back to summary

private final Class AlawCodec.AlawCodecStream

Class Inheritance

extends AudioInputStream

java.lang.Object
java.io.InputStream
javax.sound.sampled.AudioInputStream
com.sun.media.sound.AlawCodec.AlawCodecStream

Field Summary

Modifier and Type	Field and Description
pack-priv AudioFormat	decodeFormat
pack-priv boolean	encode True to encode to a-law, false to decode to linear
pack-priv AudioFormat	encodeFormat
pack-priv int	highByte
pack-priv int	lowByte
pack-priv byte[]	tabByte1
pack-priv byte[]	tabByte2
private byte[]	tempBuffer
private static final int	tempBufferSize

Inherited from javax.sound.sampled.AudioInputStream:: format frameLength framePos frameSize

Constructor Summary

Access	Constructor and Description
pack-priv	AlawCodecStream(AudioInputStream stream, AudioFormat outputFormat)

Method Summary

Modifier and Type	Method and Description
public int	read() Overrides javax.sound.sampled.AudioInputStream.read. Note that this won't actually read anything; must read in two-byte units.
public int	read(byte[] b) Overrides javax.sound.sampled.AudioInputStream.read. Reads some number of bytes from the audio input stream and stores them into the buffer array `b`.
public int	read(byte[] b, int off, int len) Overrides javax.sound.sampled.AudioInputStream.read. Reads up to a specified maximum number of bytes of data from the audio stream, putting them into the given byte array.
private short	search(short val, short[] table, short size)
public long	skip(final long n) Overrides javax.sound.sampled.AudioInputStream.skip. Skips over and discards a specified number of bytes from this audio input stream.

Inherited from javax.sound.sampled.AudioInputStream:: available close getFormat getFrameLength mark markSupported reset

Field Detail

decodeFormat	back to summary
pack-priv AudioFormat decodeFormat

encode	back to summary
pack-priv boolean encode True to encode to a-law, false to decode to linear

encodeFormat	back to summary
pack-priv AudioFormat encodeFormat

highByte	back to summary
pack-priv int highByte

lowByte	back to summary
pack-priv int lowByte

tabByte1	back to summary
pack-priv byte[] tabByte1

tabByte2	back to summary
pack-priv byte[] tabByte2

tempBuffer	back to summary
private byte[] tempBuffer

tempBufferSize	back to summary
private static final int tempBufferSize

Constructor Detail

AlawCodecStream	back to summary
pack-priv AlawCodecStream(AudioInputStream stream, AudioFormat outputFormat)

Method Detail

read	back to summary
public int read() throws IOException Overrides javax.sound.sampled.AudioInputStream.read. Note that this won't actually read anything; must read in two-byte units. Annotations @Override Exceptions IOException: Doc from javax.sound.sampled.AudioInputStream.read. if an input or output error occurs

read

back to summary

public int read() throws IOException

Overrides javax.sound.sampled.AudioInputStream.read.

Note that this won't actually read anything; must read in two-byte units.

Annotations

@Override

Exceptions

IOException:

Doc from javax.sound.sampled.AudioInputStream.read.

if an input or output error occurs

read back to summary

read	back to summary
public int read(byte[] b) throws IOException Overrides javax.sound.sampled.AudioInputStream.read. Doc from javax.sound.sampled.AudioInputStream.read. Reads some number of bytes from the audio input stream and stores them into the buffer array `b`. The number of bytes actually read is returned as an integer. This method blocks until input data is available, the end of the stream is detected, or an exception is thrown. This method will always read an integral number of frames. If the length of the array is not an integral number of frames, a maximum of `b.length - (b.length % frameSize)` bytes will be read. Annotations @Override Exceptions IOException: if an input or output error occurs

public int read(byte[] b) throws IOException

Overrides javax.sound.sampled.AudioInputStream.read.

Doc from javax.sound.sampled.AudioInputStream.read.

Reads some number of bytes from the audio input stream and stores them into the buffer array b. The number of bytes actually read is returned as an integer. This method blocks until input data is available, the end of the stream is detected, or an exception is thrown.

This method will always read an integral number of frames. If the length of the array is not an integral number of frames, a maximum of b.length - (b.length % frameSize) bytes will be read.

Annotations

@Override

Exceptions

IOException:: if an input or output error occurs

read back to summary

read	back to summary
public int read(byte[] b, int off, int len) throws IOException Overrides javax.sound.sampled.AudioInputStream.read. Doc from javax.sound.sampled.AudioInputStream.read. Reads up to a specified maximum number of bytes of data from the audio stream, putting them into the given byte array. This method will always read an integral number of frames. If `len` does not specify an integral number of frames, a maximum of `len - (len % frameSize)` bytes will be read. Annotations @Override Exceptions IOException: if an input or output error occurs

public int read(byte[] b, int off, int len) throws IOException

Overrides javax.sound.sampled.AudioInputStream.read.

Doc from javax.sound.sampled.AudioInputStream.read.

Reads up to a specified maximum number of bytes of data from the audio stream, putting them into the given byte array.

This method will always read an integral number of frames. If len does not specify an integral number of frames, a maximum of len - (len % frameSize) bytes will be read.

Annotations

@Override

Exceptions

IOException:: if an input or output error occurs

search	back to summary
private short search(short val, short[] table, short size)

skip back to summary

skip	back to summary
public long skip(final long n) throws IOException Overrides javax.sound.sampled.AudioInputStream.skip. Doc from javax.sound.sampled.AudioInputStream.skip. Skips over and discards a specified number of bytes from this audio input stream. This method will always skip an integral number of frames. If `n` does not specify an integral number of frames, a maximum of `n - (n % frameSize)` bytes will be skipped. Annotations @Override Exceptions IOException: if an input or output error occurs

public long skip(final long n) throws IOException

Overrides javax.sound.sampled.AudioInputStream.skip.

Doc from javax.sound.sampled.AudioInputStream.skip.

Skips over and discards a specified number of bytes from this audio input stream.

This method will always skip an integral number of frames. If n does not specify an integral number of frames, a maximum of n - (n % frameSize) bytes will be skipped.

Annotations

@Override

Exceptions

IOException:: if an input or output error occurs

public final Class AlawCodec

Nested and Inner Type Summary

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail

private final Class AlawCodec.AlawCodecStream

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail