Package com.mcgath.jhove.module.png

Class HistChunk

java.lang.Object

com.mcgath.jhove.module.png.PNGChunk

com.mcgath.jhove.module.png.HistChunk

public class HistChunk
extends PNGChunk

The hIST (Histogram) chunk

Field Summary

Fields inherited from class com.mcgath.jhove.module.png.PNGChunk

_dstream, _module, _nisoMetadata, _propList, ancillary, bKGD_HEAD_SIG, cHRM_HEAD_SIG, chunkData, chunkType, crc, duplicateAllowed, gAMA_HEAD_SIG, hIST_HEAD_SIG, iCCP_HEAD_SIG, IDAT_HEAD_SIG, IEND_HEAD_SIG, IHDR_HEAD_SIG, iTXt_HEAD_SIG, length, pHYs_HEAD_SIG, PLTE_HEAD_SIG, sBIT_HEAD_SIG, sPLT_HEAD_SIG, sRGB_HEAD_SIG, tEXt_HEAD_SIG, tIME_HEAD_SIG, tRNS_HEAD_SIG, zTXt_HEAD_SIG

Constructor Summary

Constructors

Constructor	Description
HistChunk(int sig, long leng)	Constructor

Method Summary

Modifier and Type	Method	Description
void	processChunk(RepInfo info)	Process the data in the chunk.

Methods inherited from class com.mcgath.jhove.module.png.PNGChunk

chunkTypeString, getChunkData, getChunkType, getCRC, getLength, makePNGChunk, processChunkCommon, readCRC, readUnsignedByte, readUnsignedInt, readUnsignedShort, setInputStream, setModule, setNisoMetadata, setPropertyList, skipBytes

Methods inherited from class java.lang.Object

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

Constructor Details

HistChunk

public HistChunk(int sig,
 long leng)

Constructor

Method Details

processChunk

public void processChunk(RepInfo info)
                  throws Exception

Process the data in the chunk. All we do is note the presence of the chunk in a property.

Overrides:

processChunk in class PNGChunk

Throws:

Exception