javazoom.spi.mpeg.sampled.file

Class MpegAudioFileFormat


public class MpegAudioFileFormat
extends TAudioFileFormat

Constructor Summary

MpegAudioFileFormat(Type type, AudioFormat audioFormat, int nLengthInFrames, int nLengthInBytes, Map properties)
Contructor.

Method Summary

Map
properties()
MP3 audio file format parameters.

Constructor Details

MpegAudioFileFormat

public MpegAudioFileFormat(Type type,
                           AudioFormat audioFormat,
                           int nLengthInFrames,
                           int nLengthInBytes,
                           Map properties)
Contructor.
Parameters:
type -
audioFormat -
nLengthInFrames -
nLengthInBytes -

Method Details

properties

public Map properties()
MP3 audio file format parameters. Some parameters might be unavailable. So availability test is required before reading any parameter.
AudioFileFormat parameters.
  • duration [Long], duration in microseconds.
  • title [String], Title of the stream.
  • author [String], Name of the artist of the stream.
  • album [String], Name of the album of the stream.
  • date [String], The date (year) of the recording or release of the stream.
  • copyright [String], Copyright message of the stream.
  • comment [String], Comment of the stream.

MP3 parameters.
  • mp3.version.mpeg [String], mpeg version : 1,2 or 2.5
  • mp3.version.layer [String], layer version 1, 2 or 3
  • mp3.version.encoding [String], mpeg encoding : MPEG1, MPEG2-LSF, MPEG2.5-LSF
  • mp3.channels [Integer], number of channels 1 : mono, 2 : stereo.
  • mp3.frequency.hz [Integer], sampling rate in hz.
  • mp3.bitrate.nominal.bps [Integer], nominal bitrate in bps.
  • mp3.length.bytes [Integer], length in bytes.
  • mp3.length.frames [Integer], length in frames.
  • mp3.framesize.bytes [Integer], framesize of the first frame. framesize is not constant for VBR streams.
  • mp3.framerate.fps [Float], framerate in frames per seconds.
  • mp3.header.pos [Integer], position of first audio header (or ID3v2 size).
  • mp3.vbr [Boolean], vbr flag.
  • mp3.vbr.scale [Integer], vbr scale.
  • mp3.crc [Boolean], crc flag.
  • mp3.original [Boolean], original flag.
  • mp3.copyright [Boolean], copyright flag.
  • mp3.padding [Boolean], padding flag.
  • mp3.mode [Integer], mode 0:STEREO 1:JOINT_STEREO 2:DUAL_CHANNEL 3:SINGLE_CHANNEL
  • mp3.id3tag.genre [String], ID3 tag (v1 or v2) genre.
  • mp3.id3tag.track [String], ID3 tag (v1 or v2) track info.
  • mp3.id3tag.encoded [String], ID3 tag v2 encoded by info.
  • mp3.id3tag.composer [String], ID3 tag v2 composer info.
  • mp3.id3tag.grouping [String], ID3 tag v2 grouping info.
  • mp3.id3tag.disc [String], ID3 tag v2 track info.
  • mp3.id3tag.publisher [String], ID3 tag v2 publisher info.
  • mp3.id3tag.orchestra [String], ID3 tag v2 orchestra info.
  • mp3.id3tag.length [String], ID3 tag v2 file length in seconds.
  • mp3.id3tag.v2 [InputStream], ID3v2 frames.
  • mp3.id3tag.v2.version [String], ID3v2 major version (2=v2.2.0, 3=v2.3.0, 4=v2.4.0).
  • mp3.shoutcast.metadata.key [String], Shoutcast meta key with matching value.
    For instance :
    mp3.shoutcast.metadata.icy-irc=#shoutcast
    mp3.shoutcast.metadata.icy-metaint=8192
    mp3.shoutcast.metadata.icy-genre=Trance Techno Dance
    mp3.shoutcast.metadata.icy-url=http://www.di.fm
    and so on ...

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