org.jcodec.codecs.wav

Class WavHeader

java.lang.Object

org.jcodec.codecs.wav.WavHeader

public class WavHeader
extends Object

This class is part of JCodec ( www.jcodec.org ) This software is distributed under FreeBSD License

Author:

The JCodec project

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	WavHeader.FmtChunk
static class	WavHeader.FmtChunkExtended

Field Summary

Fields

Modifier and Type	Field and Description
String	chunkId
int	chunkSize
int	dataOffset
long	dataSize
WavHeader.FmtChunk	fmt
String	format
static int	WAV_HEADER_SIZE

Constructor Summary

Constructors

Constructor and Description
WavHeader(String chunkId, int chunkSize, String format, WavHeader.FmtChunk fmt, int dataOffset, long dataSize)

Method Summary

Modifier and Type	Method and Description
static long	calcDataSize(int numChannels, int bytesPerSample, long samples)
static WavHeader	copyWithChannels(WavHeader header, int channels)
static WavHeader	copyWithRate(WavHeader header, int rate)
static WavHeader	create(AudioFormat af, int size)
static WavHeader	createWavHeader(AudioFormat format, int samples) Creates wav header for the specified audio format
static WavHeader	emptyWavHeader()
ChannelLabel[]	getChannelLabels()
AudioFormat	getFormat()
static WavHeader	mono48k(long samples)
static WavHeader	multiChannelWav(WavHeader... arguments) Takes single channel wavs as input produces multi channel wav
static WavHeader	multiChannelWavFromFiles(File... arguments)
static WavHeader	read(File file)
static WavHeader	readChannel(ReadableByteChannel _in)
static WavHeader	stereo48k()
static WavHeader	stereo48kWithSamples(long samples)
void	write(WritableByteChannel out)

Methods inherited from class java.lang.Object

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

Field Detail

chunkId

public String chunkId

chunkSize

public int chunkSize

format

public String format

fmt

public WavHeader.FmtChunk fmt

dataOffset

public int dataOffset

dataSize

public long dataSize

WAV_HEADER_SIZE

public static final int WAV_HEADER_SIZE

See Also:

Constant Field Values

Constructor Detail

WavHeader

public WavHeader(String chunkId,
                 int chunkSize,
                 String format,
                 WavHeader.FmtChunk fmt,
                 int dataOffset,
                 long dataSize)

Method Detail

copyWithRate

public static WavHeader copyWithRate(WavHeader header,
                                     int rate)

copyWithChannels

public static WavHeader copyWithChannels(WavHeader header,
                                         int channels)

createWavHeader

public static WavHeader createWavHeader(AudioFormat format,
                                        int samples)

Creates wav header for the specified audio format

Parameters:

format -

samples -

stereo48k

public static WavHeader stereo48k()

stereo48kWithSamples

public static WavHeader stereo48kWithSamples(long samples)

mono48k

public static WavHeader mono48k(long samples)

emptyWavHeader

public static WavHeader emptyWavHeader()

read

public static WavHeader read(File file)
                      throws IOException

Throws:

IOException

readChannel

public static WavHeader readChannel(ReadableByteChannel _in)
                             throws IOException

Throws:

IOException

multiChannelWavFromFiles

public static WavHeader multiChannelWavFromFiles(File... arguments)
                                          throws IOException

Throws:

IOException

multiChannelWav

public static WavHeader multiChannelWav(WavHeader... arguments)

Takes single channel wavs as input produces multi channel wav

write

public void write(WritableByteChannel out)
           throws IOException

Throws:

IOException

calcDataSize

public static long calcDataSize(int numChannels,
                                int bytesPerSample,
                                long samples)

create

public static WavHeader create(AudioFormat af,
                               int size)

getChannelLabels

public ChannelLabel[] getChannelLabels()

getFormat

public AudioFormat getFormat()