Package com.sun.pdfview.decode

Class CCITTFaxDecoder

java.lang.Object
com.sun.pdfview.decode.CCITTFaxDecoder
public class CCITTFaxDecoder extends Object

  • Field Details

    • table1

      static int[] table1

    • table2

      static int[] table2

    • flipTable

      static byte[] flipTable

    • white

      static short[] white

    • additionalMakeup

      static short[] additionalMakeup

    • initBlack

      static short[] initBlack

    • twoBitBlack

      static short[] twoBitBlack

    • black

      static short[] black

    • twoDCodes

      static byte[] twoDCodes

    • bitPointer

      private int bitPointer

    • bytePointer

      private int bytePointer

    • data

      private byte[] data

    • w

      private int w

    • align

      private boolean align

    • fillOrder

      private int fillOrder

    • changingElemSize

      private int changingElemSize

    • prevChangingElems

      private int[] prevChangingElems

    • currChangingElems

      private int[] currChangingElems

    • lastChangingElement

      private int lastChangingElement

    • fillBits

      private boolean fillBits

  • Constructor Details

    • CCITTFaxDecoder

      public CCITTFaxDecoder(int fillOrder, int w, int h)
      Parameters:
      fillOrder - The fill order of the compressed data bytes.
      w -
      h -

  • Method Details

    • align

      private boolean align()

    • consumeEOL

      protected boolean consumeEOL()

    • decodeBlackCodeWord

      private int decodeBlackCodeWord()

    • decodeNextScanline

      protected void decodeNextScanline(byte[] buffer, int lineOffset, int bitOffset)

    • decodeT41D

      public void decodeT41D(byte[] buffer, byte[] compData, int startX, int height)

    • decodeT42D

      public void decodeT42D(byte[] buffer, byte[] compData, int startX, int height)

    • decodeT6

      public void decodeT6(byte[] buffer, byte[] compData, int startX, int height)

    • decodeWhiteCodeWord

      private int decodeWhiteCodeWord()

    • getNextChangingElement

      private void getNextChangingElement(int a0, boolean isWhite, int[] ret)

    • isAlign

      public boolean isAlign()

    • isFillBits

      public boolean isFillBits()

    • nextLesserThan8Bits

      private int nextLesserThan8Bits(int bitsToGet)

    • nextNBits

      private int nextNBits(int bitsToGet)

    • readEOL

      private int readEOL(boolean isFirstEOL)

    • seekEOL

      private boolean seekEOL()

    • setAlign

      public void setAlign(boolean align)

    • setFillBits

      public void setFillBits(boolean fillBits)

    • setToBlack

      private void setToBlack(byte[] buffer, int lineOffset, int bitOffset, int numBits)

    • updatePointer

      private void updatePointer(int bitsToMoveBack)