edu.harvard.hul.ois.jhove.module.wave

Class FormatChunk

java.lang.Object

edu.harvard.hul.ois.jhove.module.iff.Chunk

edu.harvard.hul.ois.jhove.module.wave.FormatChunk

public class FormatChunk
extends Chunk

Implementation of the WAVE Format Chunk.

Author:

Gary McGath

Field Summary

Fields

Modifier and Type	Field and Description
static int	WAVE_FORMAT_EXTENSIBLE Compression code for Microsoft Extensible Wave Format
static int	WAVE_FORMAT_MPEG Compression code for MPEG
static int	WAVE_FORMAT_PCM Compression code for original Microsoft PCM

Fields inherited from class edu.harvard.hul.ois.jhove.module.iff.Chunk

_dstream, _module, bytesLeft, chunkOffset, chunkSize, HEADER_LENGTH, ID_LENGTH, SIZE_LENGTH

Constructor Summary

Constructors

Constructor and Description
FormatChunk(WaveModule module, ChunkHeader hdr, DataInputStream dstrm) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	readChunk(RepInfo info) Reads a chunk and puts appropriate Properties into the RepInfo object.

Methods inherited from class edu.harvard.hul.ois.jhove.module.iff.Chunk

byteBufString

Methods inherited from class java.lang.Object

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

Field Detail

WAVE_FORMAT_PCM

public static final int WAVE_FORMAT_PCM

Compression code for original Microsoft PCM

See Also:

Constant Field Values

WAVE_FORMAT_MPEG

public static final int WAVE_FORMAT_MPEG

Compression code for MPEG

See Also:

Constant Field Values

WAVE_FORMAT_EXTENSIBLE

public static final int WAVE_FORMAT_EXTENSIBLE

Compression code for Microsoft Extensible Wave Format

See Also:

Constant Field Values

Constructor Detail

FormatChunk

public FormatChunk(WaveModule module,
                   ChunkHeader hdr,
                   DataInputStream dstrm)

Constructor.

Parameters:

module - The WaveModule under which this was called

hdr - The header for this chunk

dstrm - The stream from which the WAVE data are being read

Method Detail

readChunk

public boolean readChunk(RepInfo info)
                  throws IOException

Reads a chunk and puts appropriate Properties into the RepInfo object.

Specified by:

readChunk in class Chunk

Returns:

false if the chunk is structurally invalid, otherwise true

Throws:

IOException