Class PNGDecoder

java.lang.Object

zombie.core.textures.PNGDecoder

public final class PNGDecoder
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	PNGDecoder.Format

Field Summary

Fields

Modifier and Type	Field	Description
boolean	doMask
static final int	fdAT
static final int	IDAT
BooleanGrid	mask
int	maskId
long	readTotal

Constructor Summary

Constructors

Constructor	Description
PNGDecoder(InputStream input, boolean doMask)

Method Summary

Modifier and Type	Method	Description
PNGDecoder.Format	decideTextureFormat(PNGDecoder.Format fmt)
void	decode(ByteBuffer buffer, int stride, int inHeight, PNGDecoder.Format fmt, int inChunkType)
void	decodeFlipped(ByteBuffer buffer, int stride, int inHeight, PNGDecoder.Format fmt, int inChunkType)
void	decodeFrame(MipMapLevel compositeBuffer, ImageDataFrame frame, ByteBuffer buffer, int stride, PNGDecoder.Format fmt)
void	decodeStartOfNextFrame()
APNGFrame	getCurrentFrame()
int	getHeight()
int	getNumFrames()
int	getNumPlays()
int	getWidth()
boolean	hasAlpha()
boolean	hasAlphaChannel()
boolean	isAnimated()
boolean	isRGB()
void	overwriteTRNS(byte r, byte g, byte b)

Methods inherited from class Object

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

Field Details

IDAT

public static final int IDAT

See Also:

• Constant Field Values

fdAT

public static final int fdAT

See Also:

• Constant Field Values

maskId

public int maskId

mask

public BooleanGrid mask

doMask

public boolean doMask

readTotal

public long readTotal

Constructor Details

PNGDecoder

public PNGDecoder(InputStream input,
 boolean doMask)
           throws IOException

Throws:

IOException

Method Details

getHeight

public int getHeight()

getWidth

public int getWidth()

hasAlphaChannel

public boolean hasAlphaChannel()

hasAlpha

public boolean hasAlpha()

isRGB

public boolean isRGB()

isAnimated

public boolean isAnimated()

getNumFrames

public int getNumFrames()

getNumPlays

public int getNumPlays()

getCurrentFrame

public APNGFrame getCurrentFrame()

overwriteTRNS

public void overwriteTRNS(byte r,
 byte g,
 byte b)

decideTextureFormat

public PNGDecoder.Format decideTextureFormat(PNGDecoder.Format fmt)

decode

public void decode(ByteBuffer buffer,
 int stride,
 int inHeight,
 PNGDecoder.Format fmt,
 int inChunkType)
            throws IOException

Throws:

IOException

decodeFlipped

public void decodeFlipped(ByteBuffer buffer,
 int stride,
 int inHeight,
 PNGDecoder.Format fmt,
 int inChunkType)
                   throws IOException

Throws:

IOException

decodeStartOfNextFrame

public void decodeStartOfNextFrame()
                            throws IOException

Throws:

IOException

decodeFrame

public void decodeFrame(MipMapLevel compositeBuffer,
 ImageDataFrame frame,
 ByteBuffer buffer,
 int stride,
 PNGDecoder.Format fmt)
                 throws IOException

Throws:

IOException