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Java Source Code / Java Documentation » PDF » pdf itext » com.lowagie.text.pdf.codec   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    com.lowagie.text.pdf.codec.PngImage PngImage public class PngImage (Code) Reads a PNG image. All types of PNG can be read. It is based in part in the JAI codec. author:    Paulo Soares (psoares@consiste.pt) Inner Class :static class NewByteArrayOutputStream extends ByteArrayOutputStream Field Summary final public static  String IDAT      A PNG marker. final public static  String IEND      A PNG marker. final public static  String IHDR      A PNG marker. final public static  String PLTE      A PNG marker. final public static  int[] PNGID      Some PNG specific values.  float XYRatio       PdfDictionary additional       int bitDepth       int bytesPerPixel      final public static  String cHRM      A PNG marker.  byte colorTable       int colorType       int compressionMethod       DataInputStream dataStream       int dpiX       int dpiY       int filterMethod      final public static  String gAMA      A PNG marker.  float gamma       boolean genBWMask       boolean hasCHRM       int height      final public static  String iCCP      A PNG marker.  ICC_Profile icc_profile       NewByteArrayOutputStream idat       byte image       int inputBands       PdfName intent       int interlaceMethod       InputStream is      final public static  String pHYs      A PNG marker.  boolean palShades      final public static  String sRGB      A PNG marker.  byte smask      final public static  String tRNS      A PNG marker.  byte trans       int transBlue       int transGreen       int transRedGray       int width       float xWyWxRyRxGyGxByB      Constructor Summary   PngImage(InputStream is)      Method Summary  boolean checkMarker(String s)       void decodeIdat()       void decodePass(int xOffset, int yOffset, int xStep, int yStep, int passWidth, int passHeight)       PdfObject getColorspace()      public static  Image getImage(URL url)      Reads a PNG from an url. public static  Image getImage(InputStream is)      Reads a PNG from a stream. public static  Image getImage(String file)      Reads a PNG from a file. public static  Image getImage(byte data)      Reads a PNG from a byte array.  Image getImage()      final public static  int getInt(InputStream is)      Gets an int from an InputStream. static  int getPixel(byte image, int x, int y, int bitDepth, int bytesPerRow)       int[] getPixel(byte curr)      final public static  String getString(InputStream is)      Gets a String from an InputStream. final public static  int getWord(InputStream is)      Gets a word from an InputStream.  void processPixels(byte curr, int xOffset, int step, int y, int width)       void readPng()      static  void setPixel(byte image, int data, int offset, int size, int x, int y, int bitDepth, int bytesPerRow)      Field Detail IDAT final public static String IDAT(Code) A PNG marker. IEND final public static String IEND(Code) A PNG marker. IHDR final public static String IHDR(Code) A PNG marker. PLTE final public static String PLTE(Code) A PNG marker. PNGID final public static int[] PNGID(Code) Some PNG specific values. XYRatio float XYRatio(Code) additional PdfDictionary additional(Code) bitDepth int bitDepth(Code) bytesPerPixel int bytesPerPixel(Code) cHRM final public static String cHRM(Code) A PNG marker. colorTable byte colorTable(Code) colorType int colorType(Code) compressionMethod int compressionMethod(Code) dataStream DataInputStream dataStream(Code) dpiX int dpiX(Code) dpiY int dpiY(Code) filterMethod int filterMethod(Code) gAMA final public static String gAMA(Code) A PNG marker. gamma float gamma(Code) genBWMask boolean genBWMask(Code) hasCHRM boolean hasCHRM(Code) height int height(Code) iCCP final public static String iCCP(Code) A PNG marker. icc_profile ICC_Profile icc_profile(Code) idat NewByteArrayOutputStream idat(Code) image byte image(Code) inputBands int inputBands(Code) intent PdfName intent(Code) interlaceMethod int interlaceMethod(Code) is InputStream is(Code) pHYs final public static String pHYs(Code) A PNG marker. palShades boolean palShades(Code) sRGB final public static String sRGB(Code) A PNG marker. smask byte smask(Code) tRNS final public static String tRNS(Code) A PNG marker. trans byte trans(Code) transBlue int transBlue(Code) transGreen int transGreen(Code) transRedGray int transRedGray(Code) width int width(Code) xWyWxRyRxGyGxByB float xWyWxRyRxGyGxByB(Code) Constructor Detail PngImage PngImage(InputStream is)(Code) Creates a new instance of PngImage Method Detail checkMarker boolean checkMarker(String s)(Code) decodeIdat void decodeIdat()(Code) decodePass void decodePass(int xOffset, int yOffset, int xStep, int yStep, int passWidth, int passHeight)(Code) getColorspace PdfObject getColorspace()(Code) getImage public static Image getImage(URL url) throws IOException(Code) Reads a PNG from an url. Parameters:   url - the url throws:   IOException - on error the image getImage public static Image getImage(InputStream is) throws IOException(Code) Reads a PNG from a stream. Parameters:   is - the stream throws:   IOException - on error the image getImage public static Image getImage(String file) throws IOException(Code) Reads a PNG from a file. Parameters:   file - the file throws:   IOException - on error the image getImage public static Image getImage(byte data) throws IOException(Code) Reads a PNG from a byte array. Parameters:   data - the byte array throws:   IOException - on error the image getImage Image getImage() throws IOException(Code) getInt final public static int getInt(InputStream is) throws IOException(Code) Gets an int from an InputStream. Parameters:   is - an InputStream the value of an int getPixel static int getPixel(byte image, int x, int y, int bitDepth, int bytesPerRow)(Code) getPixel int[] getPixel(byte curr)(Code) getString final public static String getString(InputStream is) throws IOException(Code) Gets a String from an InputStream. Parameters:   is - an InputStream the value of an int getWord final public static int getWord(InputStream is) throws IOException(Code) Gets a word from an InputStream. Parameters:   is - an InputStream the value of an int processPixels void processPixels(byte curr, int xOffset, int step, int y, int width)(Code) readPng void readPng() throws IOException(Code) setPixel static void setPixel(byte image, int data, int offset, int size, int x, int y, int bitDepth, int bytesPerRow)(Code) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)