org.riotfamily.common.util
Class FlashInfo

java.lang.Object
  org.riotfamily.common.util.FlashInfo

public class FlashInfo
extends Object

Author:

brooks

Nested Class Summary

class

FlashInfo.PackedBitObj

Field Summary

static String	COMPRESSED
protected RiotLog	log
static String	UNCOMPRESSED

Constructor Summary

FlashInfo(File file)

Method Summary

byte[]	compress(byte[] bytes, int length)
int	convertPixelsToTwips(int pixels)
int	convertTwipsToPixels(int twips)
byte[]	decompress(byte[] bytes)
String	getCompressionType()
int	getFrameCount()
int	getFrameRate()
int	getHeight()
int	getNbits()
String	getSignature()
long	getSize()
int	getVersion()
int	getWidth()
int	getXmax()
int	getYmax()
boolean	isCompressed(int firstByte)
boolean	isSWF(byte[] signature)
boolean	isValid()
boolean	parseHeader(File file)
void	read(byte[] output, byte[] input, int offset)
FlashInfo.PackedBitObj	readPackedBits(byte[] bytes, int byteMarker, int bitMarker, int length)
int	readSize(byte[] bytes)

Methods inherited from class java.lang.Object

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

Field Detail

log

protected RiotLog log

COMPRESSED

public static String COMPRESSED

UNCOMPRESSED

public static String UNCOMPRESSED

Constructor Detail

FlashInfo

public FlashInfo(File file)
          throws IOException

Throws:

IOException

Method Detail

parseHeader

public boolean parseHeader(File file)
                    throws IOException

Throws:

IOException

read

public void read(byte[] output,
                 byte[] input,
                 int offset)

readSize

public int readSize(byte[] bytes)

readPackedBits

public FlashInfo.PackedBitObj readPackedBits(byte[] bytes,
                                             int byteMarker,
                                             int bitMarker,
                                             int length)

convertTwipsToPixels

public int convertTwipsToPixels(int twips)

convertPixelsToTwips

public int convertPixelsToTwips(int pixels)

isSWF

public boolean isSWF(byte[] signature)

isCompressed

public boolean isCompressed(int firstByte)

compress

public byte[] compress(byte[] bytes,
                       int length)

decompress

public byte[] decompress(byte[] bytes)
                  throws DataFormatException

Throws:

DataFormatException

getFrameCount

public int getFrameCount()

Returns:

the frameCount

getFrameRate

public int getFrameRate()

Returns:

the frameRate

getNbits

public int getNbits()

Returns:

the nbits

getSignature

public String getSignature()

Returns:

the signature

getSize

public long getSize()

Returns:

the size

getVersion

public int getVersion()

Returns:

the version

getXmax

public int getXmax()

Returns:

the xmax

getYmax

public int getYmax()

Returns:

the ymax

getCompressionType

public String getCompressionType()

Returns:

the compressionType

getHeight

public int getHeight()

Returns:

the height

getWidth

public int getWidth()

Returns:

the width

isValid

public boolean isValid()

Returns:

true if no exception occured during parsing