com.mpatric.mp3agic

Class MpegFrame

java.lang.Object

com.mpatric.mp3agic.MpegFrame

public class MpegFrame
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
private static long	BITMASK_BITRATE
private static long	BITMASK_CHANNEL_MODE
private static long	BITMASK_COPYRIGHT
private static long	BITMASK_EMPHASIS
private static long	BITMASK_FRAME_SYNC
private static long	BITMASK_LAYER
private static long	BITMASK_MODE_EXTENSION
private static long	BITMASK_ORIGINAL
private static long	BITMASK_PADDING
private static long	BITMASK_PRIVATE
private static long	BITMASK_PROTECTION
private static long	BITMASK_SAMPLE_RATE
private static long	BITMASK_VERSION
private int	bitrate
static String	CHANNEL_MODE_DUAL_MONO
static String	CHANNEL_MODE_JOINT_STEREO
static String	CHANNEL_MODE_MONO
static String	CHANNEL_MODE_STEREO
private String	channelMode
private boolean	copyright
private String	emphasis
static String	EMPHASIS__50_15_MS
static String	EMPHASIS_CCITT_J_17
static String	EMPHASIS_NONE
private static int	FRAME_DATA_LENGTH
private static int	FRAME_SYNC
private int	layer
static String	MODE_EXTENSION_BANDS_12_31
static String	MODE_EXTENSION_BANDS_16_31
static String	MODE_EXTENSION_BANDS_4_31
static String	MODE_EXTENSION_BANDS_8_31
static String	MODE_EXTENSION_INTENSITY_M_S_STEREO
static String	MODE_EXTENSION_INTENSITY_STEREO
static String	MODE_EXTENSION_M_S_STEREO
static String	MODE_EXTENSION_NA
static String	MODE_EXTENSION_NONE
private String	modeExtension
static String	MPEG_LAYER_1
static String	MPEG_LAYER_2
static String	MPEG_LAYER_3
static String[]	MPEG_LAYERS
static String	MPEG_VERSION_1_0
static String	MPEG_VERSION_2_0
static String	MPEG_VERSION_2_5
private boolean	original
private boolean	padding
private boolean	privat
private boolean	protection
private int	sampleRate
private String	version

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	MpegFrame()
	MpegFrame(byte[] frameData)
	MpegFrame(byte frameData1, byte frameData2, byte frameData3, byte frameData4)

Method Summary

Modifier and Type	Method and Description
protected int	extractField(long frameHeader, long bitMask)
int	getBitrate()
String	getChannelMode()
String	getEmphasis()
String	getLayer()
int	getLengthInBytes()
String	getModeExtension()
int	getSampleRate()
String	getVersion()
boolean	hasPadding()
boolean	isCopyright()
boolean	isOriginal()
boolean	isPrivate()
boolean	isProtection()
private void	setBitRate(int bitrate)
private void	setChannelMode(int channelMode)
private void	setCopyright(int copyrightBit)
private void	setEmphasis(int emphasis)
private void	setFields(long frameHeader)
private void	setLayer(int layer)
private void	setModeExtension(int modeExtension)
private void	setOriginal(int originalBit)
private void	setPadding(int paddingBit)
private void	setPrivate(int privateBit)
private void	setProtection(int protectionBit)
private void	setSampleRate(int sampleRate)
private void	setVersion(int version)

Methods inherited from class java.lang.Object

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

Field Detail

MPEG_VERSION_1_0

public static final String MPEG_VERSION_1_0

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Constant Field Values

MPEG_VERSION_2_0

public static final String MPEG_VERSION_2_0

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MPEG_VERSION_2_5

public static final String MPEG_VERSION_2_5

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Constant Field Values

MPEG_LAYER_1

public static final String MPEG_LAYER_1

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Constant Field Values

MPEG_LAYER_2

public static final String MPEG_LAYER_2

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MPEG_LAYER_3

public static final String MPEG_LAYER_3

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Constant Field Values

MPEG_LAYERS

public static final String[] MPEG_LAYERS

CHANNEL_MODE_MONO

public static final String CHANNEL_MODE_MONO

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Constant Field Values

CHANNEL_MODE_DUAL_MONO

public static final String CHANNEL_MODE_DUAL_MONO

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Constant Field Values

CHANNEL_MODE_JOINT_STEREO

public static final String CHANNEL_MODE_JOINT_STEREO

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CHANNEL_MODE_STEREO

public static final String CHANNEL_MODE_STEREO

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MODE_EXTENSION_BANDS_4_31

public static final String MODE_EXTENSION_BANDS_4_31

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MODE_EXTENSION_BANDS_8_31

public static final String MODE_EXTENSION_BANDS_8_31

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Constant Field Values

MODE_EXTENSION_BANDS_12_31

public static final String MODE_EXTENSION_BANDS_12_31

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MODE_EXTENSION_BANDS_16_31

public static final String MODE_EXTENSION_BANDS_16_31

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MODE_EXTENSION_NONE

public static final String MODE_EXTENSION_NONE

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MODE_EXTENSION_INTENSITY_STEREO

public static final String MODE_EXTENSION_INTENSITY_STEREO

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MODE_EXTENSION_M_S_STEREO

public static final String MODE_EXTENSION_M_S_STEREO

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MODE_EXTENSION_INTENSITY_M_S_STEREO

public static final String MODE_EXTENSION_INTENSITY_M_S_STEREO

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MODE_EXTENSION_NA

public static final String MODE_EXTENSION_NA

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Constant Field Values

EMPHASIS_NONE

public static final String EMPHASIS_NONE

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Constant Field Values

EMPHASIS__50_15_MS

public static final String EMPHASIS__50_15_MS

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Constant Field Values

EMPHASIS_CCITT_J_17

public static final String EMPHASIS_CCITT_J_17

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Constant Field Values

FRAME_DATA_LENGTH

private static final int FRAME_DATA_LENGTH

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Constant Field Values

FRAME_SYNC

private static final int FRAME_SYNC

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Constant Field Values

BITMASK_FRAME_SYNC

private static final long BITMASK_FRAME_SYNC

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Constant Field Values

BITMASK_VERSION

private static final long BITMASK_VERSION

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BITMASK_LAYER

private static final long BITMASK_LAYER

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BITMASK_PROTECTION

private static final long BITMASK_PROTECTION

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BITMASK_BITRATE

private static final long BITMASK_BITRATE

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BITMASK_SAMPLE_RATE

private static final long BITMASK_SAMPLE_RATE

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BITMASK_PADDING

private static final long BITMASK_PADDING

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BITMASK_PRIVATE

private static final long BITMASK_PRIVATE

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BITMASK_CHANNEL_MODE

private static final long BITMASK_CHANNEL_MODE

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BITMASK_MODE_EXTENSION

private static final long BITMASK_MODE_EXTENSION

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Constant Field Values

BITMASK_COPYRIGHT

private static final long BITMASK_COPYRIGHT

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Constant Field Values

BITMASK_ORIGINAL

private static final long BITMASK_ORIGINAL

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Constant Field Values

BITMASK_EMPHASIS

private static final long BITMASK_EMPHASIS

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Constant Field Values

version

private String version

layer

private int layer

protection

private boolean protection

bitrate

private int bitrate

sampleRate

private int sampleRate

padding

private boolean padding

privat

private boolean privat

channelMode

private String channelMode

modeExtension

private String modeExtension

copyright

private boolean copyright

original

private boolean original

emphasis

private String emphasis

Constructor Detail

MpegFrame

public MpegFrame(byte[] frameData)
          throws InvalidDataException

Throws:

InvalidDataException

MpegFrame

public MpegFrame(byte frameData1,
                 byte frameData2,
                 byte frameData3,
                 byte frameData4)
          throws InvalidDataException

Throws:

InvalidDataException

MpegFrame

protected MpegFrame()

Method Detail

setFields

private void setFields(long frameHeader)
                throws InvalidDataException

Throws:

InvalidDataException

extractField

protected int extractField(long frameHeader,
                           long bitMask)

setVersion

private void setVersion(int version)
                 throws InvalidDataException

Throws:

InvalidDataException

setLayer

private void setLayer(int layer)
               throws InvalidDataException

Throws:

InvalidDataException

setProtection

private void setProtection(int protectionBit)

setBitRate

private void setBitRate(int bitrate)
                 throws InvalidDataException

Throws:

InvalidDataException

setSampleRate

private void setSampleRate(int sampleRate)
                    throws InvalidDataException

Throws:

InvalidDataException

setPadding

private void setPadding(int paddingBit)

setPrivate

private void setPrivate(int privateBit)

setChannelMode

private void setChannelMode(int channelMode)
                     throws InvalidDataException

Throws:

InvalidDataException

setModeExtension

private void setModeExtension(int modeExtension)
                       throws InvalidDataException

Throws:

InvalidDataException

setCopyright

private void setCopyright(int copyrightBit)

setOriginal

private void setOriginal(int originalBit)

setEmphasis

private void setEmphasis(int emphasis)
                  throws InvalidDataException

Throws:

InvalidDataException

getBitrate

public int getBitrate()

getChannelMode

public String getChannelMode()

isCopyright

public boolean isCopyright()

getEmphasis

public String getEmphasis()

getLayer

public String getLayer()

getModeExtension

public String getModeExtension()

isOriginal

public boolean isOriginal()

hasPadding

public boolean hasPadding()

isPrivate

public boolean isPrivate()

isProtection

public boolean isProtection()

getSampleRate

public int getSampleRate()

getVersion

public String getVersion()

getLengthInBytes

public int getLengthInBytes()