org.jboss.media.format.audio.mpeg
Class MpegAudioHeader

java.lang.Object
  org.jboss.media.format.audio.mpeg.MpegAudioHeader

All Implemented Interfaces:

MediaHeader (src) , java.io.Serializable

public class MpegAudioHeader

extends java.lang.Object

implements MediaHeader (src)

Represents an MPEG Audio Header

See Also:

Serialized Form

MpegAudioHeader

public MpegAudioHeader(java.io.InputStream data)
                throws MediaException (src) ,
                       FormatSyntaxException (src) 

Constructs a new instance and attempts to extract an MPEG audio header from mediaObject

Throws:

MediaException (src) - if an there is an error accessing the media content

FormatSyntaxException (src) - if invalid data for this format is encoutered

RemoteException - if an RMI error occurs

getBitrate

public int getBitrate()

Returns the bit rate for this media in kbps.

Returns:

int the bit rate for this media

getChannelMode

public MpegAudioFormat.ChannelMode (src)  getChannelMode()

Returns the channel mode for this MPEG audio.

Returns:

MpegAudioFormat.ChannelMode the channel mode for this MPEG audio

See Also:

MpegAudioFormat.ChannelMode (src)

isCopyright

public boolean isCopyright()

Indicates whether this is copyrighted material or not

Returns:

boolean true if this is copyrighted material

getLayer

public MpegAudioFormat.Layer (src)  getLayer()

Returns the MPEG layer of this media

Returns:

MpegAudioFormat.Layer the MPEG audio layer of this media

See Also:

MpegAudioFormat (src) , MpegAudioFormat.Layer (src)

isOriginal

public boolean isOriginal()

Indicates whether this is the orginal media, or a copy

Returns:

boolean true if this is the orginal media

getSamplerate

public int getSamplerate()

Returns the sampling rate of this audio in Hz

Returns:

int the sampling rate of this audio

getVersion

public MpegAudioFormat.Version (src)  getVersion()

Returns the MPEG version of this media

Returns:

MpegAudioFormat.Version the MPEG version of this media

See Also:

MpegAudioFormat.Version (src)

getFieldNames

public java.lang.String[] getFieldNames()

Provides a list of the field names in this header

Specified by:

getFieldNames in interface MediaHeader (src)

Returns:

a list of the field names in this header

See Also:

MediaHeader.getFieldNames()

getField

public java.lang.Object getField(java.lang.String fieldname)

Retreives a field by name. In the case of primitive fields, the object equivalent is returned (e.g. int becomes java.lang.Integer

Specified by:

getField in interface MediaHeader (src)

Parameters:

fieldname - the name of the field to access

Returns:

the requested field, or null if the field name doesn't exist

See Also:

MediaHeader.getField(String)