com.liferay.portlet.documentlibrary.util
Class Atom

java.lang.Object
  com.liferay.portlet.documentlibrary.util.Atom

public class Atom
extends java.lang.Object

Atoms are self-contained data units in that contain information about an MP4 movie file.

Author:

Juan González

See Also:

JQTFastStart

Field Summary

static java.lang.String	CMOV
static java.lang.String	CO64
static java.lang.String	FREE
static java.lang.String	FTYP
static java.lang.String	JUNK
static java.lang.String	MDAT
static java.lang.String	MOOV
static java.lang.String	PICT
static java.lang.String	PNOT
static java.lang.String	SKIP
static java.lang.String	STCO
static java.lang.String[]	TOP_LEVEL_ATOMS
static java.lang.String	WIDE

Constructor Summary

Atom(java.io.RandomAccessFile randomAccessFile)

Method Summary

protected long	bytesToLong(byte[] buffer)
void	fillBuffer(java.io.RandomAccessFile randomAccessFile)
byte[]	getBuffer()
long	getOffset()
long	getSize()
java.lang.String	getType()
protected boolean	hasCompressedMoovAtom()
boolean	isFTYP()
boolean	isMDAT()
boolean	isMOOV()
boolean	isTopLevelAtom()
void	patchAtom()
protected int	patchCo64Atom(int index)
protected int	patchStcoAtom(int index)
void	setBuffer(byte[] buffer)
void	setOffset(long offset)
void	setSize(long size)
void	setType(java.lang.String type)

Methods inherited from class java.lang.Object

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

Field Detail

CMOV

public static final java.lang.String CMOV

See Also:

Constant Field Values

CO64

public static final java.lang.String CO64

See Also:

Constant Field Values

FREE

public static final java.lang.String FREE

See Also:

Constant Field Values

FTYP

public static final java.lang.String FTYP

See Also:

Constant Field Values

JUNK

public static final java.lang.String JUNK

See Also:

Constant Field Values

MDAT

public static final java.lang.String MDAT

See Also:

Constant Field Values

MOOV

public static final java.lang.String MOOV

See Also:

Constant Field Values

PICT

public static final java.lang.String PICT

See Also:

Constant Field Values

PNOT

public static final java.lang.String PNOT

See Also:

Constant Field Values

SKIP

public static final java.lang.String SKIP

See Also:

Constant Field Values

STCO

public static final java.lang.String STCO

See Also:

Constant Field Values

TOP_LEVEL_ATOMS

public static final java.lang.String[] TOP_LEVEL_ATOMS

WIDE

public static final java.lang.String WIDE

See Also:

Constant Field Values

Constructor Detail

Atom

public Atom(java.io.RandomAccessFile randomAccessFile)
     throws java.io.IOException

Throws:

java.io.IOException

Method Detail

fillBuffer

public void fillBuffer(java.io.RandomAccessFile randomAccessFile)
                throws java.io.IOException

Throws:

java.io.IOException

getBuffer

public byte[] getBuffer()

getOffset

public long getOffset()

getSize

public long getSize()

getType

public java.lang.String getType()

isFTYP

public boolean isFTYP()

isMDAT

public boolean isMDAT()

isMOOV

public boolean isMOOV()

isTopLevelAtom

public boolean isTopLevelAtom()

patchAtom

public void patchAtom()

setBuffer

public void setBuffer(byte[] buffer)

setOffset

public void setOffset(long offset)

setSize

public void setSize(long size)

setType

public void setType(java.lang.String type)

bytesToLong

protected long bytesToLong(byte[] buffer)

hasCompressedMoovAtom

protected boolean hasCompressedMoovAtom()

patchCo64Atom

protected int patchCo64Atom(int index)

patchStcoAtom

protected int patchStcoAtom(int index)