src/share/classes/com/sun/imageio/plugins/png/PNGMetadata.java

*** 1254,1264 ****
              String name = node.getNodeName();
  
              if (name.equals("IHDR")) {
                  IHDR_width = getIntAttribute(node, "width");
                  IHDR_height = getIntAttribute(node, "height");
!                 IHDR_bitDepth = getEnumeratedAttribute(node, "bitDepth",
                                                         IHDR_bitDepths);
                  IHDR_colorType = getEnumeratedAttribute(node, "colorType",
                                                          IHDR_colorTypeNames);
                  IHDR_compressionMethod =
                      getEnumeratedAttribute(node, "compressionMethod",
--- 1254,1268 ----
              String name = node.getNodeName();
  
              if (name.equals("IHDR")) {
                  IHDR_width = getIntAttribute(node, "width");
                  IHDR_height = getIntAttribute(node, "height");
!                 // IHDR_bitDepth is number of bits, not an index of IHDR_bitDepths
!                 // getEnumeratedAttribute returns valid index of IHDR_bitDepths or 
!                 // IIOInvalidTreeException, to get real number of bits we need 
!                 // to do "1 << index". see 8041460
!                 IHDR_bitDepth =  1 << getEnumeratedAttribute(node, "bitDepth",
                                                         IHDR_bitDepths);
                  IHDR_colorType = getEnumeratedAttribute(node, "colorType",
                                                          IHDR_colorTypeNames);
                  IHDR_compressionMethod =
                      getEnumeratedAttribute(node, "compressionMethod",