Class QTFastStartRAF

java.lang.Object

com.biglybt.core.util.QTFastStartRAF

public class QTFastStartRAF
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	QTFastStartRAF.Atom
static interface	QTFastStartRAF.FileAccessor
private static class	QTFastStartRAF.RAFAccessor

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	ATOM_CMOV
private static final String	ATOM_CO64
private static final String	ATOM_FREE
private static final String	ATOM_FTYP
private static final String	ATOM_JUNK
private static final String	ATOM_MDAT
private static final String	ATOM_MOOV
private static final String	ATOM_PICT
private static final String	ATOM_PNOT
private static final String	ATOM_SKIP
private static final String	ATOM_STCO
private static final String	ATOM_WIDE
private long	body_end
private long	body_start
private byte[]	header
private final QTFastStartRAF.FileAccessor	input
private long	seek_position
private static final Set<String>	supported_extensions
private static final Set<String>	tested
private boolean	transparent
private static final String[]	VALID_TOPLEVEL_ATOMS

Constructor Summary

Constructors

Constructor	Description
QTFastStartRAF(QTFastStartRAF.FileAccessor accessor, boolean enable)
QTFastStartRAF(File file, boolean enable)

Method Summary

Modifier and Type	Method	Description
private long	bytesToLong(byte[] buffer)
void	close()
static byte[]	copyOfRange(byte[] original, int from, int to)
private boolean	isCompressedMoovAtom(QTFastStartRAF.Atom moovAtom)
static boolean	isSupportedExtension(String extension)
private boolean	isValidTopLevelAtom(QTFastStartRAF.Atom ah)
long	length()
private int	patchCo64Atom(QTFastStartRAF.Atom ah, int idx)
private void	patchMoovAtom(QTFastStartRAF.Atom moovAtom)
private int	patchStcoAtom(QTFastStartRAF.Atom ah, int idx)
int	read(byte[] buffer, int pos, int len)
void	seek(long pos)

Methods inherited from class Object

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

Field Details

supported_extensions

private static final Set<String> supported_extensions

tested

private static final Set<String> tested

ATOM_FREE

private static final String ATOM_FREE

See Also:

• Constant Field Values

ATOM_JUNK

private static final String ATOM_JUNK

See Also:

• Constant Field Values

ATOM_MDAT

private static final String ATOM_MDAT

See Also:

• Constant Field Values

ATOM_MOOV

private static final String ATOM_MOOV

See Also:

• Constant Field Values

ATOM_PNOT

private static final String ATOM_PNOT

See Also:

• Constant Field Values

ATOM_SKIP

private static final String ATOM_SKIP

See Also:

• Constant Field Values

ATOM_WIDE

private static final String ATOM_WIDE

See Also:

• Constant Field Values

ATOM_PICT

private static final String ATOM_PICT

See Also:

• Constant Field Values

ATOM_FTYP

private static final String ATOM_FTYP

See Also:

• Constant Field Values

ATOM_CMOV

private static final String ATOM_CMOV

See Also:

• Constant Field Values

ATOM_STCO

private static final String ATOM_STCO

See Also:

• Constant Field Values

ATOM_CO64

private static final String ATOM_CO64

See Also:

• Constant Field Values

VALID_TOPLEVEL_ATOMS

private static final String[] VALID_TOPLEVEL_ATOMS

input

private final QTFastStartRAF.FileAccessor input

transparent

private boolean transparent

header

private byte[] header

body_start

private long body_start

body_end

private long body_end

seek_position

private long seek_position

Constructor Details

QTFastStartRAF

public QTFastStartRAF(File file,
 boolean enable)
               throws IOException

Throws:

IOException

QTFastStartRAF

public QTFastStartRAF(QTFastStartRAF.FileAccessor accessor,
 boolean enable)
               throws IOException

Throws:

IOException

Method Details

isSupportedExtension

public static boolean isSupportedExtension(String extension)

isCompressedMoovAtom

private boolean isCompressedMoovAtom(QTFastStartRAF.Atom moovAtom)

isValidTopLevelAtom

private boolean isValidTopLevelAtom(QTFastStartRAF.Atom ah)

patchMoovAtom

private void patchMoovAtom(QTFastStartRAF.Atom moovAtom)

patchStcoAtom

private int patchStcoAtom(QTFastStartRAF.Atom ah,
 int idx)

patchCo64Atom

private int patchCo64Atom(QTFastStartRAF.Atom ah,
 int idx)

copyOfRange

public static byte[] copyOfRange(byte[] original,
 int from,
 int to)

bytesToLong

private long bytesToLong(byte[] buffer)

seek

public void seek(long pos)
          throws IOException

Throws:

IOException

read

public int read(byte[] buffer,
 int pos,
 int len)
         throws IOException

Throws:

IOException

length

public long length()
            throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Throws:

IOException