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com.sun.media.sound

public final Class WaveExtensibleFileReader

extends SunFileReader
Class Inheritance
Imports
java.io.IOException, .InputStream, java.util.HashMap, .Map, javax.sound.sampled.AudioFileFormat, .AudioFormat, .AudioFormat.Encoding, .AudioInputStream, .UnsupportedAudioFileException

WAVE file reader for files using format WAVE_FORMAT_EXTENSIBLE (0xFFFE).
Author
Karl Helgason

Nested and Inner Type Summary

Modifier and TypeClass and Description
private static class

Field Summary

Modifier and TypeField and Description
private static final String[]
private static final String[]
private static final WaveExtensibleFileReader.GUID
private static final WaveExtensibleFileReader.GUID

Constructor Summary

AccessConstructor and Description
public

Method Summary

Modifier and TypeMethod and Description
private static String
decodeChannelMask(long channelmask)

pack-priv StandardFileFormat
getAudioFileFormatImpl(final InputStream stream)

Implements abstract com.sun.media.sound.SunFileReader.getAudioFileFormatImpl.

Obtains the audio file format of the input stream provided.

public AudioInputStream
getAudioInputStream(final InputStream stream)

Overrides com.sun.media.sound.SunFileReader.getAudioInputStream.

Obtains an audio input stream from the input stream provided.

Inherited from com.sun.media.sound.SunFileReader:
big2littlebig2littleShortcalculatePCMFrameSizegetAudioFileFormatgetAudioFileFormatgetAudioFileFormatgetAudioInputStreamgetAudioInputStreamrllongrlshort

Field Detail

allchannelnamesback to summary
private static final String[] allchannelnames
channelnamesback to summary
private static final String[] channelnames
SUBTYPE_IEEE_FLOATback to summary
private static final WaveExtensibleFileReader.GUID SUBTYPE_IEEE_FLOAT
SUBTYPE_PCMback to summary
private static final WaveExtensibleFileReader.GUID SUBTYPE_PCM

Constructor Detail

WaveExtensibleFileReaderback to summary
public WaveExtensibleFileReader()

Method Detail

decodeChannelMaskback to summary
private static String decodeChannelMask(long channelmask)
getAudioFileFormatImplback to summary
pack-priv StandardFileFormat getAudioFileFormatImpl(final InputStream stream) throws UnsupportedAudioFileException, IOException

Implements abstract com.sun.media.sound.SunFileReader.getAudioFileFormatImpl.

Doc from com.sun.media.sound.SunFileReader.getAudioFileFormatImpl.

Obtains the audio file format of the input stream provided. The stream must point to valid audio file data. Note that default implementation of getAudioInputStream(InputStream) assume that this method leaves the input stream at the beginning of the audio data.

Annotations
@Override
Exceptions
UnsupportedAudioFileException:
if the stream does not point to valid audio file data recognized by the system
IOException:
if an I/O exception occurs
getAudioInputStreamback to summary
public AudioInputStream getAudioInputStream(final InputStream stream) throws UnsupportedAudioFileException, IOException

Overrides com.sun.media.sound.SunFileReader.getAudioInputStream.

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

Obtains an audio input stream from the input stream provided. The stream must point to valid audio file data. In general, audio file readers may need to read some data from the stream before determining whether they support it. These parsers must be able to mark the stream, read enough data to determine whether they support the stream, and reset the stream's read pointer to its original position. If the input stream does not support this, this method may fail with an IOException.

Annotations
@Override
Exceptions
UnsupportedAudioFileException:
if the stream does not point to valid audio file data recognized by the system
IOException:
if an I/O exception occurs
com.sun.media.sound back to summary

private final Class WaveExtensibleFileReader.GUID

extends Object
Class Inheritance

Field Summary

Modifier and TypeField and Description
private long
private int
private int
private int
private int
private int
private int
private int
private int
private int
private int

Constructor Summary

AccessConstructor and Description
private
GUID()

pack-priv
GUID(long i1, int s1, int s2, int x1, int x2, int x3, int x4, int x5, int x6, int x7, int x8)

Method Summary

Modifier and TypeMethod and Description
public boolean
equals(Object obj)

Overrides java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.

public int
hashCode()

Overrides java.lang.Object.hashCode.

Returns a hash code value for this object.

public static WaveExtensibleFileReader.GUID
Inherited from java.lang.Object:
clonefinalizegetClassnotifynotifyAlltoStringwaitwaitwait

Field Detail

i1back to summary
private long i1
s1back to summary
private int s1
s2back to summary
private int s2
x1back to summary
private int x1
x2back to summary
private int x2
x3back to summary
private int x3
x4back to summary
private int x4
x5back to summary
private int x5
x6back to summary
private int x6
x7back to summary
private int x7
x8back to summary
private int x8

Constructor Detail

GUIDback to summary
private GUID()
GUIDback to summary
pack-priv GUID(long i1, int s1, int s2, int x1, int x2, int x3, int x4, int x5, int x6, int x7, int x8)

Method Detail

equalsback to summary
public boolean equals(Object obj)

Overrides java.lang.Object.equals.

Doc from java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.

The equals method implements an equivalence relation on non-null object references:

  • It is reflexive: for any non-null reference value x, x.equals(x) should return true.
  • It is symmetric: for any non-null reference values x and y, x.equals(y) should return true if and only if y.equals(x) returns true.
  • It is transitive: for any non-null reference values x, y, and z, if x.equals(y) returns true and y.equals(z) returns true, then x.equals(z) should return true.
  • It is consistent: for any non-null reference values x and y, multiple invocations of x.equals(y) consistently return true or consistently return false, provided no information used in equals comparisons on the objects is modified.
  • For any non-null reference value x, x.equals(null) should return false.

An equivalence relation partitions the elements it operates on into equivalence classes; all the members of an equivalence class are equal to each other. Members of an equivalence class are substitutable for each other, at least for some purposes.

Annotations
@Override
hashCodeback to summary
public int hashCode()

Overrides java.lang.Object.hashCode.

Doc from java.lang.Object.hashCode.

Returns a hash code value for this object. This method is supported for the benefit of hash tables such as those provided by java.util.HashMap.

The general contract of hashCode is:

  • Whenever it is invoked on the same object more than once during an execution of a Java application, the hashCode method must consistently return the same integer, provided no information used in equals comparisons on the object is modified. This integer need not remain consistent from one execution of an application to another execution of the same application.
  • If two objects are equal according to the equals method, then calling the hashCode method on each of the two objects must produce the same integer result.
  • It is not required that if two objects are unequal according to the equals method, then calling the hashCode method on each of the two objects must produce distinct integer results. However, the programmer should be aware that producing distinct integer results for unequal objects may improve the performance of hash tables.
Annotations
@Override
readback to summary
public static WaveExtensibleFileReader.GUID read(RIFFReader riff) throws IOException