Package com.twelvemonkeys.imageio.metadata.tiff

Class TIFFReader

  • public final class TIFFReader
extends MetadataReader
    TIFFReader
    Version:
    $Id: TIFFReader.java,v 1.0 Nov 13, 2009 5:42:51 PM haraldk Exp$

    • Nested Class Summary

      Nested Classes 
      Modifier and Type Class Description
      static class  TIFFReader.HexDump  

    • Field Summary

      Fields 
      Modifier and Type Field Description
      (package private) static boolean DEBUG  
      private long inputLength  
      private boolean longOffsets  
      private int offsetSize  
      private java.util.Set<java.lang.Long> parsedIFDs  
      private static java.util.Map<java.lang.Integer,​java.util.Collection<java.lang.Integer>> VALID_SUB_IFDS  
      private static java.util.Collection<java.lang.Integer> VALID_TOP_LEVEL_IFDS  

    • Constructor Summary

      Constructors 
      Constructor Description
      TIFFReader()  

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      private int assertIntCount​(long count)  
      private static Rational createSafeRational​(long numerator, long denominator)  
      private static java.util.Map<java.lang.Integer,​java.util.Collection<java.lang.Integer>> createSubIFDMap()  
      private long[] getPointerOffsets​(Entry entry)  
      private boolean isValidLengthAtOffset​(javax.imageio.stream.ImageInputStream input, long offset, long valueLength)  
      private boolean isValidOffset​(javax.imageio.stream.ImageInputStream input, long pos)  
      private boolean isValidType​(short type)  
      static void main​(java.lang.String[] args)  
      Directory read​(javax.imageio.stream.ImageInputStream input)  
      private TIFFEntry readEntry​(javax.imageio.stream.ImageInputStream pInput)  
      private long readEntryCount​(javax.imageio.stream.ImageInputStream pInput)  
      private IFD readIFD​(javax.imageio.stream.ImageInputStream pInput, long pOffset, java.util.Collection<java.lang.Integer> subIFDIds)  
      private TIFFDirectory readLinkedIFDs​(javax.imageio.stream.ImageInputStream input)  
      private long readOffset​(javax.imageio.stream.ImageInputStream input)  
      private void readSubIFDs​(javax.imageio.stream.ImageInputStream input, java.util.List<TIFFEntry> entries, java.util.Collection<java.lang.Integer> subIFDIds)  
      private static java.lang.Object readValue​(javax.imageio.stream.ImageInputStream pInput, short pType, int pCount, boolean bigTIFF)  
      private java.lang.Object readValueAt​(javax.imageio.stream.ImageInputStream input, long offset, long length, short type, int count)  
      private int readValueCount​(javax.imageio.stream.ImageInputStream pInput)  
      private java.lang.Object readValueInLine​(javax.imageio.stream.ImageInputStream pInput, short pType, int pCount)  

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • DEBUG

        static final boolean DEBUG

      • VALID_TOP_LEVEL_IFDS

        private static final java.util.Collection<java.lang.Integer> VALID_TOP_LEVEL_IFDS

      • VALID_SUB_IFDS

        private static final java.util.Map<java.lang.Integer,​java.util.Collection<java.lang.Integer>> VALID_SUB_IFDS

      • parsedIFDs

        private final java.util.Set<java.lang.Long> parsedIFDs

      • inputLength

        private long inputLength

      • longOffsets

        private boolean longOffsets

      • offsetSize

        private int offsetSize

    • Constructor Detail

      • TIFFReader

        public TIFFReader()

    • Method Detail

      • createSubIFDMap

        private static java.util.Map<java.lang.Integer,​java.util.Collection<java.lang.Integer>> createSubIFDMap()

      • read

        public Directory read​(javax.imageio.stream.ImageInputStream input)
               throws java.io.IOException
        Specified by:
        read in class MetadataReader
        Throws:
        java.io.IOException

      • readLinkedIFDs

        private TIFFDirectory readLinkedIFDs​(javax.imageio.stream.ImageInputStream input)
                              throws java.io.IOException
        Throws:
        java.io.IOException

      • readOffset

        private long readOffset​(javax.imageio.stream.ImageInputStream input)
                 throws java.io.IOException
        Throws:
        java.io.IOException

      • readIFD

        private IFD readIFD​(javax.imageio.stream.ImageInputStream pInput,
                    long pOffset,
                    java.util.Collection<java.lang.Integer> subIFDIds)
             throws java.io.IOException
        Throws:
        java.io.IOException

      • readEntryCount

        private long readEntryCount​(javax.imageio.stream.ImageInputStream pInput)
                     throws java.io.IOException
        Throws:
        java.io.IOException

      • readSubIFDs

        private void readSubIFDs​(javax.imageio.stream.ImageInputStream input,
                         java.util.List<TIFFEntry> entries,
                         java.util.Collection<java.lang.Integer> subIFDIds)
                  throws java.io.IOException
        Throws:
        java.io.IOException

      • getPointerOffsets

        private long[] getPointerOffsets​(Entry entry)
                          throws javax.imageio.IIOException
        Throws:
        javax.imageio.IIOException

      • readEntry

        private TIFFEntry readEntry​(javax.imageio.stream.ImageInputStream pInput)
                     throws java.io.IOException
        Throws:
        java.io.IOException

      • isValidType

        private boolean isValidType​(short type)

      • readValueCount

        private int readValueCount​(javax.imageio.stream.ImageInputStream pInput)
                    throws java.io.IOException
        Throws:
        java.io.IOException

      • assertIntCount

        private int assertIntCount​(long count)
                    throws java.io.IOException
        Throws:
        java.io.IOException

      • isValidOffset

        private boolean isValidOffset​(javax.imageio.stream.ImageInputStream input,
                              long pos)
                       throws java.io.IOException
        Throws:
        java.io.IOException

      • isValidLengthAtOffset

        private boolean isValidLengthAtOffset​(javax.imageio.stream.ImageInputStream input,
                                      long offset,
                                      long valueLength)
                               throws java.io.IOException
        Throws:
        java.io.IOException

      • readValueAt

        private java.lang.Object readValueAt​(javax.imageio.stream.ImageInputStream input,
                                     long offset,
                                     long length,
                                     short type,
                                     int count)
                              throws java.io.IOException
        Throws:
        java.io.IOException

      • readValueInLine

        private java.lang.Object readValueInLine​(javax.imageio.stream.ImageInputStream pInput,
                                         short pType,
                                         int pCount)
                                  throws java.io.IOException
        Throws:
        java.io.IOException

      • readValue

        private static java.lang.Object readValue​(javax.imageio.stream.ImageInputStream pInput,
                                          short pType,
                                          int pCount,
                                          boolean bigTIFF)
                                   throws java.io.IOException
        Throws:
        java.io.IOException

      • createSafeRational

        private static Rational createSafeRational​(long numerator,
                                           long denominator)

      • main

        public static void main​(java.lang.String[] args)
                 throws java.io.IOException
        Throws:
        java.io.IOException